diff options
author | thiagoftsm <thiagoftsm@gmail.com> | 2023-07-20 19:06:41 +0000 |
---|---|---|
committer | GitHub <noreply@github.com> | 2023-07-20 19:06:41 +0000 |
commit | b762b050afa8dc19726d5b0d395b452c0510b1eb (patch) | |
tree | 4fcfee43d27774d9d37682722dd08b9be1b11b23 /libnetdata | |
parent | 29d021005e146019670909cee3b6497da24ea033 (diff) |
Hash table charts (#15323)
Diffstat (limited to 'libnetdata')
-rw-r--r-- | libnetdata/ebpf/ebpf.h | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/libnetdata/ebpf/ebpf.h b/libnetdata/ebpf/ebpf.h index 88dbca3791..dbed4fb7e1 100644 --- a/libnetdata/ebpf/ebpf.h +++ b/libnetdata/ebpf/ebpf.h @@ -181,6 +181,17 @@ enum netdata_controller { NETDATA_CONTROLLER_APPS_ENABLED, NETDATA_CONTROLLER_APPS_LEVEL, + // These index show the number of elements + // stored inside hash tables. + // + // We have indexes to count increase and + // decrease events, because __sync_fetch_and_sub + // generates compilation errors. + NETDATA_CONTROLLER_PID_TABLE_ADD, + NETDATA_CONTROLLER_PID_TABLE_DEL, + NETDATA_CONTROLLER_TEMP_TABLE_ADD, + NETDATA_CONTROLLER_TEMP_TABLE_DEL, + NETDATA_CONTROLLER_END }; @@ -278,6 +289,17 @@ enum ebpf_threads_status { NETDATA_THREAD_EBPF_NOT_RUNNING // thread was never started }; +enum ebpf_global_table_values { + NETDATA_EBPF_GLOBAL_TABLE_PID_TABLE_ADD, // Count elements added inside PID table + NETDATA_EBPF_GLOBAL_TABLE_PID_TABLE_DEL, // Count elements removed from PID table + NETDATA_EBPF_GLOBAL_TABLE_TEMP_TABLE_ADD, // Count elements added inside TEMP table + NETDATA_EBPF_GLOBAL_TABLE_TEMP_TABLE_DEL, // Count elements removed from TEMP table + + NETDATA_EBPF_GLOBAL_TABLE_STATUS_END +}; + +typedef uint64_t netdata_idx_t; + typedef struct ebpf_module { const char *thread_name; const char *config_name; @@ -313,6 +335,8 @@ typedef struct ebpf_module { // period to run uint32_t running_time; // internal usage, this is used to reset a value when a new request happens. uint32_t lifetime; + + netdata_idx_t hash_table_stats[NETDATA_EBPF_GLOBAL_TABLE_STATUS_END]; } ebpf_module_t; #define EBPF_DEFAULT_LIFETIME 300 |