diff options
author | Ilya Mashchenko <ilya@netdata.cloud> | 2023-08-21 17:51:37 +0300 |
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committer | GitHub <noreply@github.com> | 2023-08-21 17:51:37 +0300 |
commit | 56479af525a113cf6230ab652629cdba829ed707 (patch) | |
tree | 29c2a8b8ac226e6795699156411e490042befad9 /collectors/proc.plugin | |
parent | 2fe29f9f838c6a56d97261d0f7f4259e476fdfc1 (diff) |
fix proc meminfo cached calculation (#15859)
Diffstat (limited to 'collectors/proc.plugin')
-rw-r--r-- | collectors/proc.plugin/proc_meminfo.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/collectors/proc.plugin/proc_meminfo.c b/collectors/proc.plugin/proc_meminfo.c index cd1ba872c7..a357cc7824 100644 --- a/collectors/proc.plugin/proc_meminfo.c +++ b/collectors/proc.plugin/proc_meminfo.c @@ -230,7 +230,9 @@ int do_proc_meminfo(int update_every, usec_t dt) { } // http://calimeroteknik.free.fr/blag/?article20/really-used-memory-on-gnu-linux - unsigned long long MemCached = Cached + SReclaimable + KReclaimable - Shmem; + // KReclaimable includes SReclaimable, it was added in kernel v4.20 + unsigned long long reclaimable = KReclaimable > 0 ? KReclaimable : SReclaimable; + unsigned long long MemCached = Cached + reclaimable - Shmem; unsigned long long MemUsed = MemTotal - MemFree - MemCached - Buffers; // The Linux kernel doesn't report ZFS ARC usage as cache memory (the ARC is included in the total used system memory) if (!inside_lxc_container) { |