Re: why my "fs_commit_latency" is so high ? is it normal ?

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That seems a little high; how do you have your system configured? That
latency is how long it takes for the hard drive to durably write out
something to the journal.
-Greg
Software Engineer #42 @ http://inktank.com | http://ceph.com


On Sun, Mar 16, 2014 at 9:59 PM,  <duan.xufeng@xxxxxxxxxx> wrote:
>
> [root@storage1 ~]# ceph osd perf
> osdid fs_commit_latency(ms) fs_apply_latency(ms)
>     0                   149                   52
>     1                   201                   61
>     2                   176                  166
>     3                   240                   57
>     4                   219                   49
>     5                   167                   56
>     6                   201                   54
>     7                   175                  188
>     8                   192                  124
>     9                   367                  193
>    10                   343                  160
>    11                   183                  110
>    12                   158                  143
>    13                   267                  147
>    14                   150                  155
>    15                   159                   54
>
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