Am 24.08.2011 11:33, schrieb Wu Fengguang:
On Wed, Aug 24, 2011 at 05:01:03PM +0800, Stefan Priebe - Profihost AG wrote:
sync&& echo 3>/proc/sys/vm/drop_caches&& sleep 2&& echo 0
/proc/sys/vm/drop_caches
Another way to get it working again is to stop some processes. Could be
mysql or apache or php fcgi doesn't matter. Just free some memory.
Although there are already 5GB free.
Is it a NUMA machine and _every_ node has enough free pages?
grep . /sys/devices/system/node/node*/vmstat
Thanks,
Fengguang
Hi Fengguang,
thanks for your fast reply.
Here is the data you requested:
root@server1015-han:~# grep . /sys/devices/system/node/node*/vmstat
/sys/devices/system/node/node0/vmstat:nr_written 5546561
/sys/devices/system/node/node0/vmstat:nr_dirtied 5572497
/sys/devices/system/node/node1/vmstat:nr_written 3936
/sys/devices/system/node/node1/vmstat:nr_dirtied 4190
modified it a little bit:
~# while [ true ]; do ps -eo
user,pid,tid,class,rtprio,ni,pri,psr,pcpu,vsz,rss,pmem,stat,wchan:28,cmd
| grep scp | grep -v grep; sleep 1; done
root 12409 12409 TS - 0 19 0 59.8 42136 1724 0.0 Ss
poll_schedule_timeout scp -t /tmp/
root 12409 12409 TS - 0 19 0 64.0 42136 1724 0.0 Rs
- scp -t /tmp/
root 12409 12409 TS - 0 19 0 67.7 42136 1724 0.0 Rs
- scp -t /tmp/
root 12409 12409 TS - 0 19 8 70.6 42136 1724 0.0 Ss
poll_schedule_timeout scp -t /tmp/
root 12409 12409 TS - 0 19 8 73.5 42136 1724 0.0 Rs
- scp -t /tmp/
root 12409 12409 TS - 0 19 8 76.0 42136 1724 0.0 Rs
- scp -t /tmp/
root 12409 12409 TS - 0 19 8 78.2 42136 1724 0.0 Rs
- scp -t /tmp/
root 12409 12409 TS - 0 19 8 80.0 42136 1724 0.0 Rs
- scp -t /tmp/
root 12409 12409 TS - 0 19 8 80.9 42136 1724 0.0 Ss
poll_schedule_timeout scp -t /tmp/
root 12409 12409 TS - 0 19 2 76.7 42136 1724 0.0 Ss
poll_schedule_timeout scp -t /tmp/
root 12409 12409 TS - 0 19 1 75.6 42136 1724 0.0 Ds
pipe_read scp -t /tmp/
root 12409 12409 TS - 0 19 0 76.0 42136 1724 0.0 Rs
- scp -t /tmp/
root 12409 12409 TS - 0 19 1 75.2 42136 1724 0.0 Rs
- scp -t /tmp/
root 12409 12409 TS - 0 19 1 76.6 42136 1724 0.0 Rs
- scp -t /tmp/
root 12409 12409 TS - 0 19 1 77.9 42136 1724 0.0 Rs
- scp -t /tmp/
root 12409 12409 TS - 0 19 1 79.0 42136 1724 0.0 Ss
poll_schedule_timeout scp -t /tmp/
root 12409 12409 TS - 0 19 1 72.8 42136 1724 0.0 Ss
poll_schedule_timeout scp -t /tmp/
root 12409 12409 TS - 0 19 0 73.0 42136 1724 0.0 Ss
poll_schedule_timeout scp -t /tmp/
root 12409 12409 TS - 0 19 0 73.8 42136 1724 0.0 Ss
poll_schedule_timeout scp -t /tmp/
root 12409 12409 TS - 0 19 1 74.3 42136 1724 0.0 Ss
poll_schedule_timeout scp -t /tmp/
root 12409 12409 TS - 0 19 1 73.4 42136 1724 0.0 Ss
- scp -t /tmp/
root 12409 12409 TS - 0 19 1 71.3 42136 1724 0.0 Ss
poll_schedule_timeout scp -t /tmp/
root 12409 12409 TS - 0 19 1 71.9 42136 1724 0.0 Rs
- scp -t /tmp/
root 12409 12409 TS - 0 19 0 72.7 42136 1724 0.0 Ss
poll_schedule_timeout scp -t /tmp/
root 12409 12409 TS - 0 19 3 73.5 42136 1724 0.0 Rs
- scp -t /tmp/
root 12409 12409 TS - 0 19 3 74.4 42136 1724 0.0 Rs
- scp -t /tmp/
root 12409 12409 TS - 0 19 3 75.2 42136 1724 0.0 Rs
- scp -t /tmp/
root 12409 12409 TS - 0 19 0 76.0 42136 1724 0.0 Ss
poll_schedule_timeout scp -t /tmp/
root 12409 12409 TS - 0 19 8 76.6 42136 1724 0.0 Ss
poll_schedule_timeout scp -t /tmp/
root 12409 12409 TS - 0 19 1 74.8 42136 1724 0.0 Ss
poll_schedule_timeout scp -t /tmp/
root 12409 12409 TS - 0 19 1 73.2 42136 1724 0.0 Ss
poll_schedule_timeout scp -t /tmp/
root 12409 12409 TS - 0 19 1 73.9 42136 1724 0.0 Rs
poll_schedule_timeout scp -t /tmp/
root 12409 12409 TS - 0 19 0 72.4 42136 1724 0.0 Ss
poll_schedule_timeout scp -t /tmp/
root 12409 12409 TS - 0 19 8 72.0 42136 1724 0.0 Ss
poll_schedule_timeout scp -t /tmp/
root 12409 12409 TS - 0 19 8 72.5 42136 1724 0.0 Ss
poll_schedule_timeout scp -t /tmp/
root 12409 12409 TS - 0 19 8 72.9 42136 1724 0.0 Rs
- scp -t /tmp/
root 12409 12409 TS - 0 19 8 73.5 42136 1724 0.0 Rs
- scp -t /tmp/
root 12566 12566 TS - 0 19 1 0.0 42136 1728 0.0 Rs
- scp -t /tmp/
root 12566 12566 TS - 0 19 1 23.0 42136 1728 0.0 Rs
- scp -t /tmp/
root 12566 12566 TS - 0 19 1 49.5 42136 1728 0.0 Rs
- scp -t /tmp/
root 12566 12566 TS - 0 19 2 63.3 42136 1728 0.0 Rs
- scp -t /tmp/
root 12566 12566 TS - 0 19 1 71.5 42136 1728 0.0 Rs
- scp -t /tmp/
root 12566 12566 TS - 0 19 1 77.4 42136 1728 0.0 Rs
- scp -t /tmp/
root 12566 12566 TS - 0 19 1 70.3 42136 1728 0.0 Rs
- scp -t /tmp/
root 12566 12566 TS - 0 19 1 73.1 42136 1728 0.0 Ss
poll_schedule_timeout scp -t /tmp/
root 12566 12566 TS - 0 19 0 65.7 42136 1728 0.0 Ss
poll_schedule_timeout scp -t /tmp/
root 12566 12566 TS - 0 19 1 61.2 42136 1728 0.0 Ss
- scp -t /tmp/
root 12566 12566 TS - 0 19 1 63.7 42136 1728 0.0 Rs
- scp -t /tmp/
root 12636 12636 TS - 0 19 8 0.0 42136 1728 0.0 Ss
poll_schedule_timeout scp -t /tmp/
Stefan
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