[Bug 224080] ZFS: "arc_dnlc_evicts_thr" + "arc_reclaim_thread" - high CPU load during poudriere build...

bugzilla-noreply at freebsd.org bugzilla-noreply at freebsd.org
Thu Dec 7 07:06:18 UTC 2017


https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=224080

--- Comment #14 from Cy Schubert <cy at FreeBSD.org> ---
So far so good (machine 1):

last pid: 47502;  load averages:  1.60,  1.92,  1.69    up 0+00:34:24  22:57:38
51 processes:  2 running, 49 sleeping
CPU:  0.6% user,  0.0% nice,  9.1% system,  0.2% interrupt, 90.2% idle
Mem: 295M Active, 1858M Inact, 4233M Wired, 645M Buf, 1555M Free
ARC: 1844M Total, 516M MFU, 980M MRU, 5136K Anon, 17M Header, 325M Other
     1121M Compressed, 2912M Uncompressed, 2.60:1 Ratio
Swap: 20G Total, 20G Free

  PID USERNAME       THR PRI NICE   SIZE    RES STATE   C   TIME    WCPU COMMAN
47500 root             1  30    0 12268K  3628K CPU1    1   0:04  11.72% cpdup
18042 root             1  20    0 14132K  4340K CPU0    0   0:01   0.08% top
 3127 root             2  20    0 19264K 19396K select  1   0:00   0.07% ntpd
 3570 root             1  20    0 14312K  5184K select  0   0:06   0.01% screen
 3130 root             1  20    0 10860K  2456K select  0   0:00   0.01% powerd
 3123 root             9  52    0 29220K  5564K uwait   1   0:00   0.01% nscd
99226 root             1  20    0 12876K  3684K select  1   0:00   0.00% klogin
 2911 root             1  20    0 12064K  3192K select  0   0:03   0.00% ypserv
 2795 root             1  20    0 11348K  2564K select  0   0:00   0.00% syslog
 2920 root             1  20    0 13448K 13536K select  1   0:00   0.00% amd
 2712 root             1  20    0 14352K  5624K select  1   0:00   0.00% devd
 3932 named            5  52    0 56212K 38848K sigwai  1   0:00   0.00% named
 3169 uucp             1  20    0 12288K  3860K connec  1   0:00   0.00% upsmon
 3359 root             1  20    0 15748K  6640K select  1   0:00   0.00% sendma

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