diff options
author | skrzyp1 <skrzyp2@gmail.com> | 2019-04-09 11:36:22 +0200 |
---|---|---|
committer | Vladimir Kobal <vlad@prokk.net> | 2019-04-09 12:36:22 +0300 |
commit | 6724b631de8eae6bdc6825adf1ca6a3c609835fd (patch) | |
tree | c7f9fc7f8d93b6588fc0373500ba818962db5151 /collectors/cgroups.plugin | |
parent | ab6f1c0b25c38e70585bfc65ec88ce5f5337f473 (diff) |
unified cgroup support (#5407)
* WiP unified cgroup support
* add cpu usage support and disk iops support
* memory limits
* WIP working memory charts
* detailed memory chart
* docs change
Diffstat (limited to 'collectors/cgroups.plugin')
-rw-r--r-- | collectors/cgroups.plugin/README.md | 12 | ||||
-rw-r--r-- | collectors/cgroups.plugin/sys_fs_cgroup.c | 850 |
2 files changed, 589 insertions, 273 deletions
diff --git a/collectors/cgroups.plugin/README.md b/collectors/cgroups.plugin/README.md index 403ab841fc..3fffbd17ca 100644 --- a/collectors/cgroups.plugin/README.md +++ b/collectors/cgroups.plugin/README.md @@ -56,6 +56,18 @@ To provide a sane default for this setting, netdata uses the following pattern l So, we disable checking for **child cgroups** in systemd internal cgroups ([systemd services are monitored by netdata](#monitoring-systemd-services)), user cgroups (normally used for desktop and remote user sessions), qemu virtual machines (child cgroups of virtual machines) and `init.scope`. All others are enabled. +### unified cgroups (cgroups v2) support + +Basic unified cgroups metrics are supported. To use them instead of v1 cgroups add: + +``` +[plugin:cgroups] + use unified cgroups = yes + path to unified cgroups = /sys/fs/cgroup +``` + +Unified cgroups use same name pattern matching as v1 cgroups. `cgroup_enable_systemd_services_detailed_memory` is currently unsupported when using unified cgroups. + ### enabled cgroups diff --git a/collectors/cgroups.plugin/sys_fs_cgroup.c b/collectors/cgroups.plugin/sys_fs_cgroup.c index 4af4edadaf..68d6e94b0b 100644 --- a/collectors/cgroups.plugin/sys_fs_cgroup.c +++ b/collectors/cgroups.plugin/sys_fs_cgroup.c @@ -28,6 +28,9 @@ static int cgroup_enable_systemd_services = CONFIG_BOOLEAN_YES; static int cgroup_enable_systemd_services_detailed_memory = CONFIG_BOOLEAN_NO; static int cgroup_used_memory_without_cache = CONFIG_BOOLEAN_YES; +static int cgroup_use_unified_cgroups = CONFIG_BOOLEAN_NO; +static int cgroup_unified_exist = CONFIG_BOOLEAN_AUTO; + static int cgroup_search_in_devices = 1; static int cgroup_enable_new_cgroups_detected_at_runtime = 1; @@ -44,6 +47,7 @@ static char *cgroup_cpuset_base = NULL; static char *cgroup_blkio_base = NULL; static char *cgroup_memory_base = NULL; static char *cgroup_devices_base = NULL; +static char *cgroup_unified_base = NULL; static int cgroup_root_count = 0; static int cgroup_root_max = 1000; @@ -80,6 +84,8 @@ void read_cgroup_plugin_configuration() { if(cgroup_check_for_new_every < cgroup_update_every) cgroup_check_for_new_every = cgroup_update_every; + cgroup_use_unified_cgroups = config_get_boolean_ondemand("plugin:cgroups", "use unified cgroups", cgroup_use_unified_cgroups); + cgroup_containers_chart_priority = (int)config_get_number("plugin:cgroups", "containers priority", cgroup_containers_chart_priority); if(cgroup_containers_chart_priority < 1) cgroup_containers_chart_priority = NETDATA_CHART_PRIO_CGROUPS_CONTAINERS; @@ -109,56 +115,90 @@ void read_cgroup_plugin_configuration() { char filename[FILENAME_MAX + 1], *s; struct mountinfo *mi, *root = mountinfo_read(0); - - mi = mountinfo_find_by_filesystem_super_option(root, "cgroup", "cpuacct"); - if(!mi) mi = mountinfo_find_by_filesystem_mount_source(root, "cgroup", "cpuacct"); - if(!mi) { - error("CGROUP: cannot find cpuacct mountinfo. Assuming default: /sys/fs/cgroup/cpuacct"); - s = "/sys/fs/cgroup/cpuacct"; - } - else s = mi->mount_point; - snprintfz(filename, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, s); - cgroup_cpuacct_base = config_get("plugin:cgroups", "path to /sys/fs/cgroup/cpuacct", filename); - - mi = mountinfo_find_by_filesystem_super_option(root, "cgroup", "cpuset"); - if(!mi) mi = mountinfo_find_by_filesystem_mount_source(root, "cgroup", "cpuset"); - if(!mi) { - error("CGROUP: cannot find cpuset mountinfo. Assuming default: /sys/fs/cgroup/cpuset"); - s = "/sys/fs/cgroup/cpuset"; - } - else s = mi->mount_point; - snprintfz(filename, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, s); - cgroup_cpuset_base = config_get("plugin:cgroups", "path to /sys/fs/cgroup/cpuset", filename); - - mi = mountinfo_find_by_filesystem_super_option(root, "cgroup", "blkio"); - if(!mi) mi = mountinfo_find_by_filesystem_mount_source(root, "cgroup", "blkio"); - if(!mi) { - error("CGROUP: cannot find blkio mountinfo. Assuming default: /sys/fs/cgroup/blkio"); - s = "/sys/fs/cgroup/blkio"; - } - else s = mi->mount_point; - snprintfz(filename, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, s); - cgroup_blkio_base = config_get("plugin:cgroups", "path to /sys/fs/cgroup/blkio", filename); - - mi = mountinfo_find_by_filesystem_super_option(root, "cgroup", "memory"); - if(!mi) mi = mountinfo_find_by_filesystem_mount_source(root, "cgroup", "memory"); - if(!mi) { - error("CGROUP: cannot find memory mountinfo. Assuming default: /sys/fs/cgroup/memory"); - s = "/sys/fs/cgroup/memory"; + if(!cgroup_use_unified_cgroups) { + mi = mountinfo_find_by_filesystem_super_option(root, "cgroup", "cpuacct"); + if(!mi) mi = mountinfo_find_by_filesystem_mount_source(root, "cgroup", "cpuacct"); + if(!mi) { + error("CGROUP: cannot find cpuacct mountinfo. Assuming default: /sys/fs/cgroup/cpuacct"); + s = "/sys/fs/cgroup/cpuacct"; + } + else s = mi->mount_point; + snprintfz(filename, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, s); + cgroup_cpuacct_base = config_get("plugin:cgroups", "path to /sys/fs/cgroup/cpuacct", filename); + + mi = mountinfo_find_by_filesystem_super_option(root, "cgroup", "cpuset"); + if(!mi) mi = mountinfo_find_by_filesystem_mount_source(root, "cgroup", "cpuset"); + if(!mi) { + error("CGROUP: cannot find cpuset mountinfo. Assuming default: /sys/fs/cgroup/cpuset"); + s = "/sys/fs/cgroup/cpuset"; + } + else s = mi->mount_point; + snprintfz(filename, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, s); + cgroup_cpuset_base = config_get("plugin:cgroups", "path to /sys/fs/cgroup/cpuset", filename); + + mi = mountinfo_find_by_filesystem_super_option(root, "cgroup", "blkio"); + if(!mi) mi = mountinfo_find_by_filesystem_mount_source(root, "cgroup", "blkio"); + if(!mi) { + error("CGROUP: cannot find blkio mountinfo. Assuming default: /sys/fs/cgroup/blkio"); + s = "/sys/fs/cgroup/blkio"; + } + else s = mi->mount_point; + snprintfz(filename, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, s); + cgroup_blkio_base = config_get("plugin:cgroups", "path to /sys/fs/cgroup/blkio", filename); + + mi = mountinfo_find_by_filesystem_super_option(root, "cgroup", "memory"); + if(!mi) mi = mountinfo_find_by_filesystem_mount_source(root, "cgroup", "memory"); + if(!mi) { + error("CGROUP: cannot find memory mountinfo. Assuming default: /sys/fs/cgroup/memory"); + s = "/sys/fs/cgroup/memory"; + } + else s = mi->mount_point; + snprintfz(filename, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, s); + cgroup_memory_base = config_get("plugin:cgroups", "path to /sys/fs/cgroup/memory", filename); + + mi = mountinfo_find_by_filesystem_super_option(root, "cgroup", "devices"); + if(!mi) mi = mountinfo_find_by_filesystem_mount_source(root, "cgroup", "devices"); + if(!mi) { + error("CGROUP: cannot find devices mountinfo. Assuming default: /sys/fs/cgroup/devices"); + s = "/sys/fs/cgroup/devices"; + } + else s = mi->mount_point; + snprintfz(filename, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, s); + cgroup_devices_base = config_get("plugin:cgroups", "path to /sys/fs/cgroup/devices", filename); } - else s = mi->mount_point; - snprintfz(filename, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, s); - cgroup_memory_base = config_get("plugin:cgroups", "path to /sys/fs/cgroup/memory", filename); - - mi = mountinfo_find_by_filesystem_super_option(root, "cgroup", "devices"); - if(!mi) mi = mountinfo_find_by_filesystem_mount_source(root, "cgroup", "devices"); - if(!mi) { - error("CGROUP: cannot find devices mountinfo. Assuming default: /sys/fs/cgroup/devices"); - s = "/sys/fs/cgroup/devices"; + else { + //cgroup_enable_cpuacct_stat = + cgroup_enable_cpuacct_usage = + //cgroup_enable_memory = + //cgroup_enable_detailed_memory = + cgroup_enable_memory_failcnt = + //cgroup_enable_swap = + //cgroup_enable_blkio_io = + //cgroup_enable_blkio_ops = + cgroup_enable_blkio_throttle_io = + cgroup_enable_blkio_throttle_ops = + cgroup_enable_blkio_merged_ops = + cgroup_enable_blkio_queued_ops = CONFIG_BOOLEAN_NO; + cgroup_search_in_devices = 0; + cgroup_enable_systemd_services_detailed_memory = CONFIG_BOOLEAN_NO; + cgroup_used_memory_without_cache = CONFIG_BOOLEAN_NO; //unified cgroups use different values + + //TODO: can there be more than 1 cgroup2 mount point? + mi = mountinfo_find_by_filesystem_super_option(root, "cgroup2", "rw"); //there is no cgroup2 specific super option - for now use 'rw' option + if(mi) debug(D_CGROUP, "found unified cgroup root using super options, with path: '%s'", mi->mount_point); + if(!mi) { + mi = mountinfo_find_by_filesystem_mount_source(root, "cgroup2", "cgroup"); + if(mi) debug(D_CGROUP, "found unified cgroup root using mountsource info, with path: '%s'", mi->mount_point); + } + if(!mi) { + error("CGROUP: cannot find cgroup2 mountinfo. Assuming default: /sys/fs/cgroup"); + s = "/sys/fs/cgroup"; + } + else s = mi->mount_point; + snprintfz(filename, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, s); + cgroup_unified_base = config_get("plugin:cgroups", "path to unified cgroups", filename); + debug(D_CGROUP, "using cgroup root: '%s'", cgroup_unified_base); } - else s = mi->mount_point; - snprintfz(filename, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, s); - cgroup_devices_base = config_get("plugin:cgroups", "path to /sys/fs/cgroup/devices", filename); cgroup_root_max = (int)config_get_number("plugin:cgroups", "max cgroups to allow", cgroup_root_max); cgroup_max_depth = (int)config_get_number("plugin:cgroups", "max cgroups depth to monitor", cgroup_max_depth); @@ -321,6 +361,17 @@ struct memory { unsigned long long unevictable; unsigned long long hierarchical_memory_limit; */ + //unified cgroups metrics + unsigned long long anon; + unsigned long long kernel_stack; + unsigned long long slab; + unsigned long long sock; + unsigned long long shmem; + unsigned long long anon_thp; + //unsigned long long file_writeback; + //unsigned long long file_dirty; + //unsigned long long file; + unsigned long long total_cache; unsigned long long total_rss; unsigned long long total_rss_huge; @@ -376,6 +427,7 @@ struct cgroup_network_interface { #define CGROUP_OPTIONS_DISABLED_DUPLICATE 0x00000001 #define CGROUP_OPTIONS_SYSTEM_SLICE_SERVICE 0x00000002 +#define CGROUP_OPTIONS_IS_UNIFIED 0x00000004 struct cgroup { uint32_t options; @@ -528,6 +580,42 @@ static inline void cgroup_read_cpuacct_stat(struct cpuacct_stat *cp) { } } +static inline void cgroup2_read_cpuacct_stat(struct cpuacct_stat *cp) { + static procfile *ff = NULL; + + if(likely(cp->filename)) { + ff = procfile_reopen(ff, cp->filename, NULL, PROCFILE_FLAG_DEFAULT); + if(unlikely(!ff)) { + cp->updated = 0; + cgroups_check = 1; + return; + } + + ff = procfile_readall(ff); + if(unlikely(!ff)) { + cp->updated = 0; + cgroups_check = 1; + return; + } + + unsigned long lines = procfile_lines(ff); + + if(unlikely(lines < 3)) { + error("CGROUP: file '%s' should have 3+ lines.", cp->filename); + cp->updated = 0; + return; + } + + cp->user = str2ull(procfile_lineword(ff, 1, 1)); + cp->system = str2ull(procfile_lineword(ff, 2, 1)); + + cp->updated = 1; + + if(unlikely(cp->enabled == CONFIG_BOOLEAN_AUTO && (cp->user || cp->system))) + cp->enabled = CONFIG_BOOLEAN_YES; + } +} + static inline void cgroup_read_cpuacct_usage(struct cpuacct_usage *ca) { static procfile *ff = NULL; @@ -657,7 +745,57 @@ static inline void cgroup_read_blkio(struct blkio *io) { } } -static inline void cgroup_read_memory(struct memory *mem) { +static inline void cgroup2_read_blkio(struct blkio *io, unsigned int word_offset) { + if(unlikely(io->enabled == CONFIG_BOOLEAN_AUTO && io->delay_counter > 0)) { + io->delay_counter--; + return; + } + + if(likely(io->filename)) { + static procfile *ff = NULL; + + ff = procfile_reopen(ff, io->filename, NULL, PROCFILE_FLAG_DEFAULT); + if(unlikely(!ff)) { + io->updated = 0; + cgroups_check = 1; + return; + } + + ff = procfile_readall(ff); + if(unlikely(!ff)) { + io->updated = 0; + cgroups_check = 1; + return; + } + + unsigned long i, lines = procfile_lines(ff); + + if (unlikely(lines < 1)) { + error("CGROUP: file '%s' should have 1+ lines.", io->filename); + io->updated = 0; + return; + } + + io->Read = 0; + io->Write = 0; + + for (i = 0; i < lines; i++) { + io->Read += str2ull(procfile_lineword(ff, i, 2 + word_offset)); + io->Write += str2ull(procfile_lineword(ff, i, 4 + word_offset)); + } + + io->updated = 1; + + if(unlikely(io->enabled == CONFIG_BOOLEAN_AUTO)) { + if(unlikely(io->Read || io->Write)) + io->enabled = CONFIG_BOOLEAN_YES; + else + io->delay_counter = cgroup_recheck_zero_blkio_every_iterations; + } + } +} + +static inline void cgroup_read_memory(struct memory *mem, char parent_cg_is_unified) { static procfile *ff = NULL; // read detailed ram usage @@ -689,20 +827,36 @@ static inline void cgroup_read_memory(struct memory *mem) { goto memory_next; } - if(unlikely(!mem->arl_base)) { - mem->arl_base = arl_create("cgroup/memory", NULL, 60); - arl_expect(mem->arl_base, "total_cache", &mem->total_cache); - arl_expect(mem->arl_base, "total_rss", &mem->total_rss); - arl_expect(mem->arl_base, "total_rss_huge", &mem->total_rss_huge); - arl_expect(mem->arl_base, "total_mapped_file", &mem->total_mapped_file); - arl_expect(mem->arl_base, "total_writeback", &mem->total_writeback); - mem->arl_dirty = arl_expect(mem->arl_base, "total_dirty", &mem->total_dirty); - mem->arl_swap = arl_expect(mem->arl_base, "total_swap", &mem->total_swap); - arl_expect(mem->arl_base, "total_pgpgin", &mem->total_pgpgin); - arl_expect(mem->arl_base, "total_pgpgout", &mem->total_pgpgout); - arl_expect(mem->arl_base, "total_pgfault", &mem->total_pgfault); - arl_expect(mem->arl_base, "total_pgmajfault", &mem->total_pgmajfault); + if(unlikely(!mem->arl_base)) { + if(parent_cg_is_unified == 0){ + mem->arl_base = arl_create("cgroup/memory", NULL, 60); + + arl_expect(mem->arl_base, "total_cache", &mem->total_cache); + arl_expect(mem->arl_base, "total_rss", &mem->total_rss); + arl_expect(mem->arl_base, "total_rss_huge", &mem->total_rss_huge); + arl_expect(mem->arl_base, "total_mapped_file", &mem->total_mapped_file); + arl_expect(mem->arl_base, "total_writeback", &mem->total_writeback); + mem->arl_dirty = arl_expect(mem->arl_base, "total_dirty", &mem->total_dirty); + mem->arl_swap = arl_expect(mem->arl_base, "total_swap", &mem->total_swap); + arl_expect(mem->arl_base, "total_pgpgin", &mem->total_pgpgin); + arl_expect(mem->arl_base, "total_pgpgout", &mem->total_pgpgout); + arl_expect(mem->arl_base, "total_pgfault", &mem->total_pgfault); + arl_expect(mem->arl_base, "total_pgmajfault", &mem->total_pgmajfault); + } else { + mem->arl_base = arl_create("cgroup/memory", NULL, 60); + + arl_expect(mem->arl_base, "anon", &mem->anon); + arl_expect(mem->arl_base, "kernel_stack", &mem->kernel_stack); + arl_expect(mem->arl_base, "slab", &mem->slab); + arl_expect(mem->arl_base, "sock", &mem->sock); + arl_expect(mem->arl_base, "anon_thp", &mem->anon_thp); + arl_expect(mem->arl_base, "file", &mem->total_mapped_file); + arl_expect(mem->arl_base, "file_writeback", &mem->total_writeback); + mem->arl_dirty = arl_expect(mem->arl_base, "file_dirty", &mem->total_dirty); + arl_expect(mem->arl_base, "pgfault", &mem->total_pgfault); + arl_expect(mem->arl_base, "pgmajfault", &mem->total_pgmajfault); + } } arl_begin(mem->arl_base); @@ -716,7 +870,7 @@ static inline void cgroup_read_memory(struct memory *mem) { if(unlikely(mem->arl_dirty->flags & ARL_ENTRY_FLAG_FOUND)) mem->detailed_has_dirty = 1; - if(unlikely(mem->arl_swap->flags & ARL_ENTRY_FLAG_FOUND)) + if(unlikely(parent_cg_is_unified == 0 && mem->arl_swap->flags & ARL_ENTRY_FLAG_FOUND)) mem->detailed_has_swap = 1; // fprintf(stderr, "READ: '%s', cache: %llu, rss: %llu, rss_huge: %llu, mapped_file: %llu, writeback: %llu, dirty: %llu, swap: %llu, pgpgin: %llu, pgpgout: %llu, pgfault: %llu, pgmajfault: %llu, inactive_anon: %llu, active_anon: %llu, inactive_file: %llu, active_file: %llu, unevictable: %llu, hierarchical_memory_limit: %llu, total_cache: %llu, total_rss: %llu, total_rss_huge: %llu, total_mapped_file: %llu, total_writeback: %llu, total_dirty: %llu, total_swap: %llu, total_pgpgin: %llu, total_pgpgout: %llu, total_pgfault: %llu, total_pgmajfault: %llu, total_inactive_anon: %llu, total_active_anon: %llu, total_inactive_file: %llu, total_active_file: %llu, total_unevictable: %llu\n", mem->filename, mem->cache, mem->rss, mem->rss_huge, mem->mapped_file, mem->writeback, mem->dirty, mem->swap, mem->pgpgin, mem->pgpgout, mem->pgfault, mem->pgmajfault, mem->inactive_anon, mem->active_anon, mem->inactive_file, mem->active_file, mem->unevictable, mem->hierarchical_memory_limit, mem->total_cache, mem->total_rss, mem->total_rss_huge, mem->total_mapped_file, mem->total_writeback, mem->total_dirty, mem->total_swap, mem->total_pgpgin, mem->total_pgpgout, mem->total_pgfault, mem->total_pgmajfault, mem->total_inactive_anon, mem->total_active_anon, mem->total_inactive_file, mem->total_active_file, mem->total_unevictable); @@ -724,8 +878,10 @@ static inline void cgroup_read_memory(struct memory *mem) { mem->updated_detailed = 1; if(unlikely(mem->enabled_detailed == CONFIG_BOOLEAN_AUTO)) { - if(mem->total_cache || mem->total_dirty || mem->total_rss || mem->total_rss_huge || mem->total_mapped_file || mem->total_writeback - || mem->total_swap || mem->total_pgpgin || mem->total_pgpgout || mem->total_pgfault || mem->total_pgmajfault) + if(( (!parent_cg_is_unified) && ( mem->total_cache || mem->total_dirty || mem->total_rss || mem->total_rss_huge || mem->total_mapped_file || mem->total_writeback + || mem->total_swap || mem->total_pgpgin || mem->total_pgpgout || mem->total_pgfault || mem->total_pgmajfault)) + || (parent_cg_is_unified && ( mem->anon || mem->total_dirty || mem->kernel_stack || mem->slab || mem->sock || mem->total_writeback + || mem->anon_thp || mem->total_pgfault || mem->total_pgmajfault))) mem->enabled_detailed = CONFIG_BOOLEAN_YES; else mem->delay_counter_detailed = cgroup_recheck_zero_mem_detailed_every_iterations; @@ -768,16 +924,24 @@ memory_next: static inline void cgroup_read(struct cgroup *cg) { debug(D_CGROUP, "reading metrics for cgroups '%s'", cg->id); - - cgroup_read_cpuacct_stat(&cg->cpuacct_stat); - cgroup_read_cpuacct_usage(&cg->cpuacct_usage); - cgroup_read_memory(&cg->memory); - cgroup_read_blkio(&cg->io_service_bytes); - cgroup_read_blkio(&cg->io_serviced); - cgroup_read_blkio(&cg->throttle_io_service_bytes); - cgroup_read_blkio(&cg->throttle_io_serviced); - cgroup_read_blkio(&cg->io_merged); - cgroup_read_blkio(&cg->io_queued); + if(!(cg->options & CGROUP_OPTIONS_IS_UNIFIED)) { + cgroup_read_cpuacct_stat(&cg->cpuacct_stat); + cgroup_read_cpuacct_usage(&cg->cpuacct_usage); + cgroup_read_memory(&cg->memory, 0); + cgroup_read_blkio(&cg->io_service_bytes); + cgroup_read_blkio(&cg->io_serviced); + cgroup_read_blkio(&cg->throttle_io_service_bytes); + cgroup_read_blkio(&cg->throttle_io_serviced); + cgroup_read_blkio(&cg->io_merged); + cgroup_read_blkio(&cg->io_queued); + } + else { + //TODO: io_service_bytes and io_serviced use same file merge into 1 function + cgroup2_read_blkio(&cg->io_service_bytes, 0); + cgroup2_read_blkio(&cg->io_serviced, 4); + cgroup2_read_cpuacct_stat(&cg->cpuacct_stat); + cgroup_read_memory(&cg->memory, 1); + } } static inline void read_all_cgroups(struct cgroup *root) { @@ -800,7 +964,12 @@ static inline void read_cgroup_network_interfaces(struct cgroup *cg) { pid_t cgroup_pid; char command[CGROUP_NETWORK_INTERFACE_MAX_LINE + 1]; - snprintfz(command, CGROUP_NETWORK_INTERFACE_MAX_LINE, "exec %s --cgroup '%s%s'", cgroups_network_interface_script, cgroup_cpuacct_base, cg->id); + if(!(cg->options & CGROUP_OPTIONS_IS_UNIFIED)) { + snprintfz(command, CGROUP_NETWORK_INTERFACE_MAX_LINE, "exec %s --cgroup '%s%s'", cgroups_network_interface_script, cgroup_cpuacct_base, cg->id); + } + else { + snprintfz(command, CGROUP_NETWORK_INTERFACE_MAX_LINE, "exec %s --cgroup '%s%s'", cgroups_network_interface_script, cgroup_unified_base, cg->id); + } debug(D_CGROUP, "executing command '%s' for cgroup '%s'", command, cg->id); FILE *fp = mypopen(command, &cgroup_pid); @@ -955,6 +1124,8 @@ static inline struct cgroup *cgroup_add(const char *id) { cg->chart_id = cgroup_chart_id_strdupz(id); cg->hash_chart = simple_hash(cg->chart_id); + if(cgroup_use_unified_cgroups) cg->options |= CGROUP_OPTIONS_IS_UNIFIED; + if(!cgroup_root) cgroup_root = cg; else { @@ -1295,41 +1466,48 @@ static inline void find_all_cgroups() { debug(D_CGROUP, "searching for cgroups"); mark_all_cgroups_as_not_available(); + if(!cgroup_use_unified_cgroups) { + if(cgroup_enable_cpuacct_stat || cgroup_enable_cpuacct_usage) { + if(find_dir_in_subdirs(cgroup_cpuacct_base, NULL, found_subdir_in_dir) == -1) { + cgroup_enable_cpuacct_stat = + cgroup_enable_cpuacct_usage = CONFIG_BOOLEAN_NO; + error("CGROUP: disabled cpu statistics."); + } + } - if(cgroup_enable_cpuacct_stat || cgroup_enable_cpuacct_usage) { - if(find_dir_in_subdirs(cgroup_cpuacct_base, NULL, found_subdir_in_dir) == -1) { - cgroup_enable_cpuacct_stat = - cgroup_enable_cpuacct_usage = CONFIG_BOOLEAN_NO; - error("CGROUP: disabled cpu statistics."); + if(cgroup_enable_blkio_io || cgroup_enable_blkio_ops || cgroup_enable_blkio_throttle_io || cgroup_enable_blkio_throttle_ops || cgroup_enable_blkio_merged_ops || cgroup_enable_blkio_queued_ops) { + if(find_dir_in_subdirs(cgroup_blkio_base, NULL, found_subdir_in_dir) == -1) { + cgroup_enable_blkio_io = + cgroup_enable_blkio_ops = + cgroup_enable_blkio_throttle_io = + cgroup_enable_blkio_throttle_ops = + cgroup_enable_blkio_merged_ops = + cgroup_enable_blkio_queued_ops = CONFIG_BOOLEAN_NO; + error("CGROUP: disabled blkio statistics."); + } } - } - if(cgroup_enable_blkio_io || cgroup_enable_blkio_ops || cgroup_enable_blkio_throttle_io || cgroup_enable_blkio_throttle_ops || cgroup_enable_blkio_merged_ops || cgroup_enable_blkio_queued_ops) { - if(find_dir_in_subdirs(cgroup_blkio_base, NULL, found_subdir_in_dir) == -1) { - cgroup_enable_blkio_io = - cgroup_enable_blkio_ops = - cgroup_enable_blkio_throttle_io = - cgroup_enable_blkio_throttle_ops = - cgroup_enable_blkio_merged_ops = - cgroup_enable_blkio_queued_ops = CONFIG_BOOLEAN_NO; - error("CGROUP: disabled blkio statistics."); + if(cgroup_enable_memory || cgroup_enable_detailed_memory || cgroup_enable_swap || cgroup_enable_memory_failcnt) { + if(find_dir_in_subdirs(cgroup_memory_base, NULL, found_subdir_in_dir) == -1) { + cgroup_enable_memory = + cgroup_enable_detailed_memory = + cgroup_enable_swap = + cgroup_enable_memory_failcnt = CONFIG_BOOLEAN_NO; + error("CGROUP: disabled memory statistics."); + } } - } - if(cgroup_enable_memory || cgroup_enable_detailed_memory || cgroup_enable_swap || cgroup_enable_memory_failcnt) { - if(find_dir_in_subdirs(cgroup_memory_base, NULL, found_subdir_in_dir) == -1) { - cgroup_enable_memory = - cgroup_enable_detailed_memory = - cgroup_enable_swap = - cgroup_enable_memory_failcnt = CONFIG_BOOLEAN_NO; - error("CGROUP: disabled memory statistics."); + if(cgroup_search_in_devices) { + if(find_dir_in_subdirs(cgroup_devices_base, NULL, found_subdir_in_dir) == -1) { + cgroup_search_in_devices = 0; + error("CGROUP: disabled devices statistics."); + } } } - - if(cgroup_search_in_devices) { - if(find_dir_in_subdirs(cgroup_devices_base, NULL, found_subdir_in_dir) == -1) { - cgroup_search_in_devices = 0; - error("CGROUP: disabled devices statistics."); + else { + if (find_dir_in_subdirs(cgroup_unified_base, NULL, found_subdir_in_dir) == -1) { + cgroup_unified_exist = CONFIG_BOOLEAN_NO; + error("CGROUP: disabled unified cgroups statistics."); } } @@ -1352,146 +1530,217 @@ static inline void find_all_cgroups() { // check for newly added cgroups // and update the filenames they read char filename[FILENAME_MAX + 1]; - if(unlikely(cgroup_enable_cpuacct_stat && !cg->cpuacct_stat.filename)) { - snprintfz(filename, FILENAME_MAX, "%s%s/cpuacct.stat", cgroup_cpuacct_base, cg->id); - if(likely(stat(filename, &buf) != -1)) { - cg->cpuacct_stat.filename = strdupz(filename); - cg->cpuacct_stat.enabled = cgroup_enable_cpuacct_stat; - snprintfz(filename, FILENAME_MAX, "%s%s/cpuset.cpus", cgroup_cpuset_base, cg->id); - cg->filename_cpuset_cpus = strdupz(filename); - snprintfz(filename, FILENAME_MAX, "%s%s/cpu.cfs_period_us", cgroup_cpuacct_base, cg->id); - cg->filename_cpu_cfs_period = strdupz(filename); - snprintfz(filename, FILENAME_MAX, "%s%s/cpu.cfs_quota_us", cgroup_cpuacct_base, cg->id); - cg->filename_cpu_cfs_quota = strdupz(filename); - debug(D_CGROUP, "cpuacct.stat filename for cgroup '%s': '%s'", cg->id, cg->cpuacct_stat.filename); + if(!cgroup_use_unified_cgroups) { + if(unlikely(cgroup_enable_cpuacct_stat && !cg->cpuacct_stat.filename)) { + snprintfz(filename, FILENAME_MAX, "%s%s/cpuacct.stat", cgroup_cpuacct_base, cg->id); + if(likely(stat(filename, &buf) != -1)) { + cg->cpuacct_stat.filename = strdupz(filename); + cg->cpuacct_stat.enabled = cgroup_enable_cpuacct_stat; + snprintfz(filename, FILENAME_MAX, "%s%s/cpuset.cpus", cgroup_cpuset_base, cg->id); + cg->filename_cpuset_cpus = strdupz(filename); + snprintfz(filename, FILENAME_MAX, "%s%s/cpu.cfs_period_us", cgroup_cpuacct_base, cg->id); + cg->filename_cpu_cfs_period = strdupz(filename); + snprintfz(filename, FILENAME_MAX, "%s%s/cpu.cfs_quota_us", cgroup_cpuacct_base, cg->id); + cg->filename_cpu_cfs_quota = strdupz(filename); + debug(D_CGROUP, "cpuacct.stat filename for cgroup '%s': '%s'", cg->id, cg->cpuacct_stat.filename); + } + else + debug(D_CGROUP, "cpuacct.stat file for cgroup '%s': '%s' does not exist.", cg->id, filename); } - else - debug(D_CGROUP, "cpuacct.stat file for cgroup '%s': '%s' does not exist.", cg->id, filename); - } - if(unlikely(cgroup_enable_cpuacct_usage && !cg->cpuacct_usage.filename && !(cg->options & CGROUP_OPTIONS_SYSTEM_SLICE_SERVICE))) { - snprintfz(filename, FILENAME_MAX, "%s%s/cpuacct.usage_percpu", cgroup_cpuacct_base, cg->id); - if(likely(stat(filename, &buf) != -1)) { - cg->cpuacct_usage.filename = strdupz(filename); - cg->cpuacct_usage.enabled = cgroup_enable_cpuacct_usage; - debug(D_CGROUP, "cpuacct.usage_percpu filename for cgroup '%s': '%s'", cg->id, cg->cpuacct_usage.filename); + if(unlikely(cgroup_enable_cpuacct_usage && !cg->cpuacct_usage.filename && !(cg->options & CGROUP_OPTIONS_SYSTEM_SLICE_SERVICE))) { + snprintfz(filename, FILENAME_MAX, "%s%s/cpuacct.usage_percpu", cgroup_cpuacct_base, cg->id); + if(likely(stat(filename, &buf) != -1)) { + cg->cpuacct_usage.filename = strdupz(filename); + cg->cpuacct_usage.enabled = cgroup_enable_cpuacct_usage; + debug(D_CGROUP, "cpuacct.usage_percpu filename for cgroup '%s': '%s'", cg->id, cg->cpuacct_usage.filename); + } + else + debug(D_CGROUP, "cpuacct.usage_percpu file for cgroup '%s': '%s' does not exist.", cg->id, filename); } - else - debug(D_CGROUP, "cpuacct.usage_percpu file for cgroup '%s': '%s' does not exist.", cg->id, filename); - } - if(unlikely((cgroup_enable_detailed_memory || cgroup_used_memory_without_cache) && !cg->memory.filename_detailed && (cgroup_used_memory_without_cache || cgroup_enable_systemd_services_detailed_memory || !(cg->options & CGROUP_OPTIONS_SYSTEM_SLICE_SERVICE)))) { - snprintfz(filename, FILENAME_MAX, "%s%s/memory.stat", cgroup_memory_base, cg->id); - if(likely(stat(filename, &buf) != -1)) { - cg->memory.filename_detailed = strdupz(filename); - cg->memory.enabled_detailed = (cgroup_enable_detailed_memory == CONFIG_BOOLEAN_YES)?CONFIG_BOOLEAN_YES:CONFIG_BOOLEAN_AUTO; - debug(D_CGROUP, "memory.stat filename for cgroup '%s': '%s'", cg->id, cg->memory.filename_detailed); + if(unlikely((cgroup_enable_detailed_memory || cgroup_used_memory_without_cache) && !cg->memory.filename_detailed && (cgroup_used_memory_without_cache || cgroup_enable_systemd_services_detailed_memory || !(cg->options & CGROUP_OPTIONS_SYSTEM_SLICE_SERVICE)))) { + snprintfz(filename, FILENAME_MAX, "%s%s/memory.stat", cgroup_memory_base, cg->id); + if(likely(stat(filename, &buf) != -1)) { + cg->memory.filename_detailed = strdupz(filename); + cg->memory.enabled_detailed = (cgroup_enable_detailed_memory == CONFIG_BOOLEAN_YES)?CONFIG_BOOLEAN_YES:CONFIG_BOOLEAN_AUTO; + debug(D_CGROUP, "memory.stat filename for cgroup '%s': '%s'", cg->id, cg->memory.filename_detailed); + } + else + debug(D_CGROUP, "memory.stat file for cgroup '%s': '%s' does not exist.", cg->id, filename); } - else - debug(D_CGROUP, "memory.stat file for cgroup '%s': '%s' does not exist.", cg->id, filename); - } - if(unlikely(cgroup_enable_memory && !cg->memory.filename_usage_in_bytes)) { - snprintfz(filename, FILENAME_MAX, "%s%s/memory.usage_in_bytes", cgroup_memory_base, cg->id); - if(likely(stat(filename, &buf) != -1)) { - cg->memory.filename_usage_in_bytes = strdupz(filename); - cg->memory.enabled_usage_in_bytes = cgroup_enable_memory; - debug(D_CGROUP, "memory.usage_in_bytes filename for cgroup '%s': '%s'", cg->id, cg->memory.filename_usage_in_bytes); - snprintfz(filename, FILENAME_MAX, "%s%s/memory.limit_in_bytes", cgroup_memory_base, cg->id); - cg->filename_memory_limit = strdupz(filename); + if(unlikely(cgroup_enable_memory && !cg->memory.filename_usage_in_bytes)) { + snprintfz(filename, FILENAME_MAX, "%s%s/memory.usage_in_bytes", cgroup_memory_base, cg->id); + if(likely(stat(filename, &buf) != -1)) { + cg->memory.filename_usage_in_bytes = strdupz(filename); + cg->memory.enabled_usage_in_bytes = cgroup_enable_memory; + debug(D_CGROUP, "memory.usage_in_bytes filename for cgroup '%s': '%s'", cg->id, cg->memory.filename_usage_in_bytes); + snprintfz(filename, FILENAME_MAX, "%s%s/memory.limit_in_bytes", cgroup_memory_base, cg->id); + cg->filename_memory_limit = strdupz(filename); + } + else + debug(D_CGROUP, "memory.usage_in_bytes file for cgroup '%s': '%s' does not exist.", cg->id, filename); } - else - debug(D_CGROUP, "memory.usage_in_bytes file for cgroup '%s': '%s' does not exist.", cg->id, filename); - } - if(unlikely(cgroup_enable_swap && !cg->memory.filename_msw_usage_in_bytes)) { - snprintfz(filename, FILENAME_MAX, "%s%s/memory.memsw.usage_in_bytes", cgroup_memory_base, cg->id); - if(likely(stat(filename, &buf) != -1)) { - cg->memory.filename_msw_usage_in_bytes = strdupz(filename); - cg->memory.enabled_msw_usage_in_bytes = cgroup_enable_swap; - snprintfz(filename, FILENAME_MAX, "%s%s/memory.memsw.limit_in_bytes", cgroup_memory_base, cg->id); - cg->filename_memoryswap_limit = strdupz(filename); - debug(D_CGROUP, "memory.msw_usage_in_bytes filename for cgroup '%s': '%s'", cg->id, cg->memory.filename_msw_usage_in_bytes); + if(unlikely(cgroup_enable_swap && !cg->memory.filename_msw_usage_in_bytes)) { + snprintfz(filename, FILENAME_MAX, "%s%s/memory.memsw.usage_in_bytes", cgroup_memory_base, cg->id); + if(likely(stat(filename, &buf) != -1)) { + cg->memory.filename_msw_usage_in_bytes = strdupz(filename); + cg->memory.enabled_msw_usage_in_bytes = cgroup_enable_swap; + snprintfz(filename, FILENAME_MAX, "%s%s/memory.memsw.limit_in_bytes", cgroup_memory_base, cg->id); + cg->filename_memoryswap_limit = strdupz(filename); + debug(D_CGROUP, "memory.msw_usage_in_bytes filename for cgroup '%s': '%s'", cg->id, cg->memory.filename_msw_usage_in_bytes); + } + else + debug(D_CGROUP, "memory.msw_usage_in_bytes file for cgroup '%s': '%s' does not exist.", cg->id, filename); } - else - debug(D_CGROUP, "memory.msw_usage_in_bytes file for cgroup '%s': '%s' does not exist.", cg->id, filename); - } - if(unlikely(cgroup_enable_memory_failcnt && !cg->memory.filename_failcnt)) { - snprintfz(filename, FILENAME_MAX, "%s%s/memory.failcnt", cgroup_memory_base, cg->id); - if(likely(stat(filename, &buf) != -1)) { - cg->memory.filename_failcnt = strdupz(filename); - cg->memory.enabled_failcnt = cgroup_enable_memory_failcnt; - debug(D_CGROUP, "memory.failcnt filename for cgroup '%s': '%s'", cg->id, cg->memory.filename_failcnt); + if(unlikely(cgroup_enable_memory_failcnt && !cg->memory.filename_failcnt)) { + snprintfz(filename, FILENAME_MAX, "%s%s/memory.failcnt", cgroup_memory_base, cg->id); + if(likely(stat(filename, &buf) != -1)) { + cg->memory.filename_failcnt = strdupz(filename); + cg->memory.enabled_failcnt = cgroup_enable_memory_failcnt; + debug(D_CGROUP, "memory.failcnt filename for cgroup '%s': '%s'", cg->id, cg->memory.filename_failcnt); + } + else + debug(D_CGROUP, "memory.failcnt file for cgroup '%s': '%s' does not exist.", cg->id, filename); } - else - debug(D_CGROUP, "memory.failcnt file for cgroup '%s': '%s' does not exist.", cg->id, filename); - } - if(unlikely(cgroup_enable_blkio_io && !cg->io_service_bytes.filename)) { - snprintfz(filename, FILENAME_MAX, "%s%s/blkio.io_service_bytes", cgroup_blkio_base, cg->id); - if(likely(stat(filename, &buf) != -1)) { - cg->io_service_bytes.filename = strdupz(filename); - cg->io_service_bytes.enabled = cgroup_enable_blkio_io; - debug(D_CGROUP, "io_service_bytes filename for cgroup '%s': '%s'", cg->id, cg->io_service_bytes.filename); + if(unlikely(cgroup_enable_blkio_io && !cg->io_service_bytes.filename)) { + snprintfz(filename, FILENAME_MAX, "%s%s/blkio.io_service_bytes", cgroup_blkio_base, cg->id); + if(likely(stat(filename, &buf) != -1)) { + cg->io_service_bytes.filename = strdupz(filename); + cg->io_service_bytes.enabled = cgroup_enable_blkio_io; + debug(D_CGROUP, "io_service_bytes filename for cgroup '%s': '%s'", cg->id, cg->io_service_bytes.filename); + } + else + debug(D_CGROUP, "io_service_bytes file for cgroup '%s': '%s' does not exist.", cg->id, filename); } - else - debug(D_CGROUP, "io_service_bytes file for cgroup '%s': '%s' does not exist.", cg->id, filename); - } - if(unlikely(cgroup_enable_blkio_ops && !cg->io_serviced.filename)) { - snprintfz(filename, FILENAME_MAX, "%s%s/blkio.io_serviced", cgroup_blkio_base, cg->id); - if(likely(stat(filename, &buf) != -1)) { - cg->io_serviced.filename = strdupz(filename); - cg->io_serviced.enabled = cgroup_enable_blkio_ops; - debug(D_CGROUP, "io_serviced filename for cgroup '%s': '%s'", cg->id, cg->io_serviced.filename); + if(unlikely(cgroup_enable_blkio_ops && !cg->io_serviced.filename)) { + snprintfz(filename, FILENAME_MAX, "%s%s/blkio.io_serviced", cgroup_blkio_base, cg->id); + if(likely(stat(filename, &buf) != -1)) { + cg->io_serviced.filename = strdupz(filename); + cg->io_serviced.enabled = cgroup_enable_blkio_ops; + debug(D_CGROUP, "io_serviced filename for cgroup '%s': '%s'", cg->id, cg->io_serviced.filename); + } + else + debug(D_CGROUP, "io_serviced file for cgroup '%s': '%s' does not exist.", cg->id, filename); + } + + if(unlikely(cgroup_enable_blkio_throttle_io && !cg->throttle_io_service_bytes.filename)) { + snprintfz(filename, FILENAME_MAX, "%s%s/blkio.throttle.io_service_bytes", cgroup_blkio_base, cg->id); + if(likely(stat(filename, &buf) != -1)) { + cg->throttle_io_service_bytes.filename = strdupz(filename); + cg->throttle_io_service_bytes.enabled = cgroup_enable_blkio_throttle_io; + debug(D_CGROUP, "throttle_io_service_bytes filename for cgroup '%s': '%s'", cg->id, cg->throttle_io_service_bytes.filename); + } + else + debug(D_CGROUP, "throttle_io_service_bytes file for cgroup '%s': '%s' does not exist.", cg->id, filename); } - else - debug(D_CGROUP, "io_serviced file for cgroup '%s': '%s' does not exist.", cg->id, filename); - } - if(unlikely(cgroup_enable_blkio_throttle_io && !cg->throttle_io_service_bytes.filename)) { - snprintfz(filename, FILENAME_MAX, "%s%s/blkio.throttle.io_service_bytes", cgroup_blkio_base, cg->id); - if(likely(stat(filename, &buf) != -1)) { - cg->throttle_io_service_bytes.filename = strdupz(filename); - cg->throttle_io_service_bytes.enabled = cgroup_enable_blkio_throttle_io; - debug(D_CGROUP, "throttle_io_service_bytes filename for cgroup '%s': '%s'", cg->id, cg->throttle_io_service_bytes.filename); + if(unlikely(cgroup_enable_blkio_throttle_ops && !cg->throttle_io_serviced.filename)) { + snprintfz(filename, FILENAME_MAX, "%s%s/blkio.throttle.io_serviced", cgroup_blkio_base, cg->id); + if(likely(stat(filename, &buf) != -1)) { + cg->throttle_io_serviced.filename = strdupz(filename); + cg->throttle_io_serviced.enabled = cgroup_enable_blkio_throttle_ops; + debug(D_CGROUP, "throttle_io_serviced filename for cgroup '%s': '%s'", cg->id, cg->throttle_io_serviced.filename); + } + else + debug(D_CGROUP, "throttle_io_serviced file for cgroup '%s': '%s' does not exist.", cg->id, filename); } - else - debug(D_CGROUP, "throttle_io_service_bytes file for cgroup '%s': '%s' does not exist.", cg->id, filename); - } - if(unlikely(cgroup_enable_blkio_throttle_ops && !cg->throttle_io_serviced.filename)) { - snprintfz(filename, FILENAME_MAX, "%s%s/blkio.throttle.io_serviced", cgroup_blkio_base, cg->id); - if(likely(stat(filename, &buf) != -1)) { - cg->throttle_io_serviced.filename = strdupz(filename); - cg->throttle_io_serviced.enabled = cgroup_enable_blkio_throttle_ops; - debug(D_CGROUP, "throttle_io_serviced filename for cgroup '%s': '%s'", cg->id, cg->throttle_io_serviced.filename); + if(unlikely(cgroup_enable_blkio_merged_ops && !cg->io_merged.filename)) { + snprintfz(filename, FILENAME_MAX, "%s%s/blkio.io_merged", cgroup_blkio_base, cg->id); + if(likely(stat(filename, &buf) != -1)) { + cg->io_merged.filename = strdupz(filename); + cg->io_merged.enabled = cgroup_enable_blkio_merged_ops; + debug(D_CGROUP, "io_merged filename for cgroup '%s': '%s'", cg->id, cg->io_merged.filename); + } + else + debug(D_CGROUP, "io_merged file for cgroup '%s': '%s' does not exist.", cg->id, filename); } - else - debug(D_CGROUP, "throttle_io_serviced file for cgroup '%s': '%s' does not exist.", cg->id, filename); - } - if(unlikely(cgroup_enable_blkio_merged_ops && !cg->io_merged.filename)) { - snprintfz(filename, FILENAME_MAX, "%s%s/blkio.io_merged", cgroup_blkio_base, cg->id); - if(likely(stat(filename, &buf) != -1)) { - cg->io_merged.filename = strdupz(filename); - cg->io_merged.enabled = cgroup_enable_blkio_merged_ops; - debug(D_CGROUP, "io_merged filename for cgroup '%s': '%s'", cg->id, cg->io_merged.filename); + if(unlikely(cgroup_enable_blkio_queued_ops && !cg->io_queued.filename)) { + snprintfz(filename, FILENAME_MAX, "%s%s/blkio.io_queued", cgroup_blkio_base, cg->id); + if(likely(stat(filename, &buf) != -1)) { + cg->io_queued.filename = strdupz(filename); + cg->io_queued.enabled = cgroup_enable_blkio_queued_ops; + debug(D_CGROUP, "io_queued filename for cgroup '%s': '%s'", cg->id, cg->io_queued.filename); + } + else + debug(D_CGROUP, "io_queued file for cgroup '%s': '%s' does not exist.", cg->id, filename); } - else - debug(D_CGROUP, "io_merged file for cgroup '%s': '%s' does not exist.", cg->id, filename); } + else if(likely(cgroup_unified_exist)) { + if(unlikely(cgroup_enable_blkio_io && !cg->io_service_bytes.filename)) { + snprintfz(filename, FILENAME_MAX, "%s%s/io.stat", cgroup_unified_base, cg->id); + if(likely(stat(filename, &buf) != -1)) { + cg->io_service_bytes.filename = strdupz(filename); + cg->io_service_bytes.enabled = cgroup_enable_blkio_io; + debug(D_CGROUP, "io.stat filename for unified cgroup '%s': '%s'", cg->id, cg->io_service_bytes.filename); + } else + debug(D_CGROUP, "io.stat file for unified cgroup '%s': '%s' does not exist.", cg->id, filename); + } + if (unlikely(cgroup_enable_blkio_ops && !cg->io_serviced.filename)) { + snprintfz(filename, FILENAME_MAX, "%s%s/io.stat", cgroup_unified_base, cg->id); + if (likely(stat(filename, &buf) != -1)) { + cg->io_serviced.filename = strdupz(filename); + cg->io_serviced.enabled = cgroup_enable_blkio_ops; + debug(D_CGROUP, "io.stat filename for unified cgroup '%s': '%s'", cg->id, cg->io_service_bytes.filename); + } else + debug(D_CGROUP, "io.stat file for unified cgroup '%s': '%s' does not exist.", cg->id, filename); + } + if(unlikely(cgroup_enable_cpuacct_stat && !cg->cpuacct_stat.filename)) { + snprintfz(filename, FILENAME_MAX, "%s%s/cpu.stat", cgroup_unified_base, cg->id); + if(likely(stat(filename, &buf) != -1)) { + cg->cpuacct_stat.filename = strdupz(filename); + cg->cpuacct_stat.enabled = cgroup_enable_cpuacct_stat; + cg->filename_cpuset_cpus = NULL; + cg->filename_cpu_cfs_period = NULL; + cg->filename_cpu_cfs_quota = NULL; + debug(D_CGROUP, "cpu.stat filename for unified cgroup '%s': '%s'", cg->id, cg->cpuacct_stat.filename); + } + else + debug(D_CGROUP, "cpu.stat file for unified cgroup '%s': '%s' does not exist.", cg->id, filename); + } + if(unlikely((cgroup_enable_detailed_memory || cgroup_used_memory_without_cache) && !cg->memory.filename_detailed && (cgroup_used_memory_without_cache || cgroup_enable_systemd_services_detailed_memory || !(cg->options & CGROUP_OPTIONS_SYSTEM_SLICE_SERVICE)))) { + snprintfz(filename, FILENAME_MAX, "%s%s/memory.stat", cgroup_unified_base, cg->id); + if(likely(stat(filename, &buf) != -1)) { + cg->memory.filename_detailed = strdupz(filename); + cg->memory.enabled_detailed = (cgroup_enable_detailed_memory == CONFIG_BOOLEAN_YES)?CONFIG_BOOLEAN_YES:CONFIG_BOOLEAN_AUTO; + debug(D_CGROUP, "memory.stat filename for cgroup '%s': '%s'", cg->id, cg->memory.filename_detailed); + } + else + debug(D_CGROUP, "memory.stat file for cgroup '%s': '%s' does not exist.", cg->id, filename); + } + + if(unlikely(cgroup_enable_memory && !cg->memory.filename_usage_in_bytes)) { + snprintfz(filename, FILENAME_MAX, "%s%s/memory.current", cgroup_unified_base, cg->id); + if(likely(stat(filename, &buf) != -1)) { + cg->memory.filename_usage_in_bytes = strdupz(filename); + cg->memory.enabled_usage_in_bytes = cgroup_enable_memory; + debug(D_CGROUP, "memory.current filename for cgroup '%s': '%s'", cg->id, cg->memory.filename_usage_in_bytes); + snprintfz(filename, FILENAME_MAX, "%s%s/memory.max", cgroup_unified_base, cg->id); + cg->filename_memory_limit = strdupz(filename); + } + else + debug(D_CGROUP, "memory.current file for cgroup '%s': '%s' does not exist.", cg->id, filename); + } - if(unlikely(cgroup_enable_blkio_queued_ops && !cg->io_queued.filename)) { - snprintfz(filename, FILENAME_MAX, "%s%s/blkio.io_queued", cgroup_blkio_base, cg->id); - if(likely(stat(filename, &buf) != -1)) { - cg->io_queued.filename = strdupz(filename); - cg->io_queued.enabled = cgroup_enable_blkio_queued_ops; - debug(D_CGROUP, "io_queued filename for cgroup '%s': '%s'", cg->id, cg->io_queued.filename); + if(unlikely(cgroup_enable_swap && !cg->memory.filename_msw_usage_in_bytes)) { + snprintfz(filename, FILENAME_MAX, "%s%s/memory.swap.current", cgroup_unified_base, cg->id); + if(likely(stat(filename, &buf) != -1)) { + cg->memory.filename_msw_usage_in_bytes = strdupz(filename); + cg->memory.enabled_msw_usage_in_bytes = cgroup_enable_swap; + snprintfz(filename, FILENAME_MAX, "%s%s/memory.swap.max", cgroup_unified_base, cg->id); + cg->filename_memoryswap_limit = strdupz(filename); + debug(D_CGROUP, "memory.swap.current filename for cgroup '%s': '%s'", cg->id, cg->memory.filename_msw_usage_in_bytes); + } + else + debug(D_CGROUP, "memory.swap file for cgroup '%s': '%s' does not exist.", cg->id, filename); } - else - debug(D_CGROUP, "io_queued file for cgroup '%s': '%s' does not exist.", cg->id, filename); } } @@ -2083,8 +2332,15 @@ void update_systemd_services_charts( continue; if(likely(do_cpu && cg->cpuacct_stat.updated)) { - if(unlikely(!cg->rd_cpu)) - cg->rd_cpu = rrddim_add(st_cpu, cg->chart_id, cg->chart_title, 100, system_hz, RRD_ALGORITHM_INCREMENTAL); + if(unlikely(!cg->rd_cpu)){ + + + if (!(cg->options & CGROUP_OPTIONS_IS_UNIFIED)) { + cg->rd_cpu = rrddim_add(st_cpu, cg->chart_id, cg->chart_title, 100, system_hz, RRD_ALGORITHM_INCREMENTAL); + } else { + cg->rd_cpu = rrddim_add(st_cpu, cg->chart_id, cg->chart_title, 100, 1000000, RRD_ALGORITHM_INCREMENTAL); + } + } rrddim_set_by_pointer(st_cpu, cg->rd_cpu, cg->cpuacct_stat.user + cg->cpuacct_stat.system); } @@ -2368,12 +2624,32 @@ static inline int update_memory_limits(char **filename, RRDSETVAR **chart_var, u } if(*filename && *chart_var) { - if(read_single_number_file(*filename, value)) { - error("Cannot refresh cgroup %s memory limit by reading '%s'. Will not update its limit anymore.", cg->id, *filename); - freez(*filename); - *filename = NULL; - } - else { + if(!(cg->options & CGROUP_OPTIONS_IS_UNIFIED)) { + if(read_single_number_file(*filename, value)) { + error("Cannot refresh cgroup %s memory limit by reading '%s'. Will not update its limit anymore.", cg->id, *filename); + freez(*filename); + *filename = NULL; + } + else { + rrdsetvar_custom_chart_variable_set(*chart_var, (calculated_number)(*value / (1024 * 1024))); + return 1; + } + } else { + char buffer[30 + 1]; + int ret = read_file(*filename, buffer, 30); + if(ret) { + error("Cannot refresh cgroup %s memory limit by reading '%s'. Will not update its limit anymore.", cg->id, *filename); + freez(*filename); + *filename = NULL; + return 0; + } + char *s = "max\n\0"; + if(strsame(s, buffer) == 0){ + *value = UINT64_MAX; + rrdsetvar_custom_chart_variable_set(*chart_var, (calculated_number)(*value / (1024 * 1024))); + return 1; + } + *value = str2ull(buffer); rrdsetvar_custom_chart_variable_set(*chart_var, (calculated_number)(*value / (1024 * 1024))); return 1; } @@ -2442,9 +2718,14 @@ void update_cgroup_charts(int update_every) { , update_every , RRDSET_TYPE_STACKED ); - - rrddim_add(cg->st_cpu, "user", NULL, 100, system_hz, RRD_ALGORITHM_INCREMENTAL); - rrddim_add(cg->st_cpu, "system", NULL, 100, system_hz, RRD_ALGORITHM_INCREMENTAL); + if(!(cg->options & CGROUP_OPTIONS_IS_UNIFIED)) { + rrddim_add(cg->st_cpu, "user", NULL, 100, system_hz, RRD_ALGORITHM_INCREMENTAL); + rrddim_add(cg->st_cpu, "system", NULL, 100, system_hz, RRD_ALGORITHM_INCREMENTAL); + } + else { + rrddim_add(cg->st_cpu, "user", NULL, 100, 1000000, RRD_ALGORITHM_INCREMENTAL); + rrddim_add(cg->st_cpu, "system", NULL, 100, 1000000, RRD_ALGORITHM_INCREMENTAL); + } } else rrdset_next(cg->st_cpu); @@ -2585,27 +2866,44 @@ void update_cgroup_charts(int update_every) { , update_every , RRDSET_TYPE_STACKED ); - - rrddim_add(cg->st_mem, "cache", NULL, 1, 1024 * 1024, RRD_ALGORITHM_ABSOLUTE); - rrddim_add(cg->st_mem, "rss", NULL, 1, 1024 * 1024, RRD_ALGORITHM_ABSOLUTE); - - if(cg->memory.detailed_has_swap) - rrddim_add(cg->st_mem, "swap", NULL, 1, 1024 * 1024, RRD_ALGORITHM_ABSOLUTE); - - rrddim_add(cg->st_mem, "rss_huge", NULL, 1, 1024 * 1024, RRD_ALGORITHM_ABSOLUTE); - rrddim_add(cg->st_mem, "mapped_file", NULL, 1, 1024 * 1024, RRD_ALGORITHM_ABSOLUTE); + if(!(cg->options & CGROUP_OPTIONS_IS_UNIFIED)) { + rrddim_add(cg->st_mem, "cache", NULL, 1, 1024 * 1024, RRD_ALGORITHM_ABSOLUTE); + rrddim_add(cg->st_mem, "rss", NULL, 1, 1024 * 1024, RRD_ALGORITHM_ABSOLUTE); + + if(cg->memory.detailed_has_swap) + rrddim_add(cg->st_mem, "swap", NULL, 1, 1024 * 1024, RRD_ALGORITHM_ABSOLUTE); + + rrddim_add(cg->st_mem, "rss_huge", NULL, 1, 1024 * 1024, RRD_ALGORITHM_ABSOLUTE); + rrddim_add(cg->st_mem, "mapped_file", NULL, 1, 1024 * 1024, RRD_ALGORITHM_ABSOLUTE); + } else { + rrddim_add(cg->st_mem, "anon", NULL, 1, 1024 * 1024, RRD_ALGORITHM_ABSOLUTE); + rrddim_add(cg->st_mem, "kernel_stack", NULL, 1, 1024 * 1024, RRD_ALGORITHM_ABSOLUTE); + rrddim_add(cg->st_mem, "slab", NULL, 1, 1024 * 1024, RRD_ALGORITHM_ABSOLUTE); + rrddim_add(cg->st_mem, "sock", NULL, 1, 1024 * 1024, RRD_ALGORITHM_ABSOLUTE); + rrddim_add(cg->st_mem, "anon_thp", NULL, 1, 1024 * 1024, RRD_ALGORITHM_ABSOLUTE); + rrddim_add(cg->st_mem, "file", NULL, 1, 1024 * 1024, RRD_ALGORITHM_ABSOLUTE); + } } else rrdset_next(cg->st_mem); - rrddim_set(cg->st_mem, "cache", cg->memory.total_cache); - rrddim_set(cg->st_mem, "rss", (cg->memory.total_rss > cg->memory.total_rss_huge)?(cg->memory.total_rss - cg->memory.total_rss_huge):0); - - if(cg->memory.detailed_has_swap) - rrddim_set(cg->st_mem, "swap", cg->memory.total_swap); + if(!(cg->options & CGROUP_OPTIONS_IS_UNIFIED)) { + rrddim_set(cg->st_mem, "cache", cg->memory.total_cache); + rrddim_set(cg->st_mem, "rss", (cg->memory.total_rss > cg->memory.total_rss_huge)?(cg->memory.total_rss - cg->memory.total_rss_huge):0); - rrddim_set(cg->st_mem, "rss_huge", cg->memory.total_rss_huge); - rrddim_set(cg->st_mem, "mapped_file", cg->memory.total_mapped_file); + if(cg->memory.detailed_has_swap) + rrddim_set(cg->st_mem, "swap", cg->memory.total_swap); + + rrddim_set(cg->st_mem, "rss_huge", cg->memory.total_rss_huge); + rrddim_set(cg->st_mem, "mapped_file", cg->memory.total_mapped_file); + } else { + rrddim_set(cg->st_mem, "anon", cg->memory.anon); + rrddim_set(cg->st_mem, "kernel_stack", cg->memory.kernel_stack); + rrddim_set(cg->st_mem, "slab", cg->memory.slab); + rrddim_set(cg->st_mem, "sock", cg->memory.sock); + rrddim_set(cg->st_mem, "anon_thp", cg->memory.anon_thp); + rrddim_set(cg->st_mem, "file", cg->memory.total_mapped_file); + } rrdset_done(cg->st_mem); if(unlikely(!cg->st_writeback)) { @@ -2640,33 +2938,35 @@ void update_cgroup_charts(int update_every) { rrddim_set(cg->st_writeback, "writeback", cg->memory.total_writeback); rrdset_done(cg->st_writeback); - if(unlikely(!cg->st_mem_activity)) { - snprintfz(title, CHART_TITLE_MAX, "Memory Activity for cgroup %s", cg->chart_title); - - cg->st_mem_activity = rrdset_create_localhost( - cgroup_chart_type(type, cg->chart_id, RRD_ID_LENGTH_MAX) - , "mem_activity" - , NULL - , "mem" - , "cgroup.mem_activity" - , title - , "MiB/s" - , PLUGIN_CGROUPS_NAME - , PLUGIN_CGROUPS_MODULE_CGROUPS_NAME - , cgroup_containers_chart_priority + 400 - , update_every - , RRDSET_TYPE_LINE - ); + if(!(cg->options & CGROUP_OPTIONS_IS_UNIFIED)) { + if(unlikely(!cg->st_mem_activity)) { + snprintfz(title, CHART_TITLE_MAX, "Memory Activity for cgroup %s", cg->chart_title); + + cg->st_mem_activity = rrdset_create_localhost( + cgroup_chart_type(type, cg->chart_id, RRD_ID_LENGTH_MAX) + , "mem_activity" + , NULL + , "mem" + , "cgroup.mem_activity" + , title + , "MiB/s" + , PLUGIN_CGROUPS_NAME + , PLUGIN_CGROUPS_MODULE_CGROUPS_NAME + , cgroup_containers_chart_priority + 400 + , update_every + , RRDSET_TYPE_LINE + ); + + rrddim_add(cg->st_mem_activity, "pgpgin", "in", system_page_size, 1024 * 1024, RRD_ALGORITHM_INCREMENTAL); + rrddim_add(cg->st_mem_activity, "pgpgout", "out", -system_page_size, 1024 * 1024, RRD_ALGORITHM_INCREMENTAL); + } + else + rrdset_next(cg->st_mem_activity); - rrddim_add(cg->st_mem_activity, "pgpgin", "in", system_page_size, 1024 * 1024, RRD_ALGORITHM_INCREMENTAL); - rrddim_add(cg->st_mem_activity, "pgpgout", "out", -system_page_size, 1024 * 1024, RRD_ALGORITHM_INCREMENTAL); + rrddim_set(cg->st_mem_activity, "pgpgin", cg->memory.total_pgpgin); + rrddim_set(cg->st_mem_activity, "pgpgout", cg->memory.total_pgpgout); + rrdset_done(cg->st_mem_activity); } - else - rrdset_next(cg->st_mem_activity); - - rrddim_set(cg->st_mem_activity, "pgpgin", cg->memory.total_pgpgin); - rrddim_set(cg->st_mem_activity, "pgpgout", cg->memory.total_pgpgout); - rrdset_done(cg->st_mem_activity); if(unlikely(!cg->st_pgfaults)) { snprintfz(title, CHART_TITLE_MAX, "Memory Page Faults for cgroup %s", cg->chart_title); @@ -2723,7 +3023,11 @@ void update_cgroup_charts(int update_every) { rrdset_next(cg->st_mem_usage); rrddim_set(cg->st_mem_usage, "ram", cg->memory.usage_in_bytes - ((cgroup_used_memory_without_cache)?cg->memory.total_cache:0)); - rrddim_set(cg->st_mem_usage, "swap", (cg->memory.msw_usage_in_bytes > cg->memory.usage_in_bytes)?cg->memory.msw_usage_in_bytes - cg->memory.usage_in_bytes:0); + if(!(cg->options & CGROUP_OPTIONS_IS_UNIFIED)) { + rrddim_set(cg->st_mem_usage, "swap", (cg->memory.msw_usage_in_bytes > cg->memory.usage_in_bytes)?cg->memory.msw_usage_in_bytes - cg->memory.usage_in_bytes:0); + } else { + rrddim_set(cg->st_mem_usage, "swap", cg->memory.msw_usage_in_bytes); + } rrdset_done(cg->st_mem_usage); if (likely(update_memory_limits(&cg->filename_memory_limit, &cg->chart_var_memory_limit, &cg->memory_limit, "memory_limit", cg))) { |