https://jira.whamcloud.com This file is an XML representation of an issue en-us 9.4.14 940014 05-12-2023 https://jira.whamcloud.com/browse/LU-9126 Lustre <p>Our customer reported in SFW-18 that there were two statfs items in his /proc/fs/lustre/obdfilter/home-OST0000/stats, as follows:</p> <div class="preformatted panel" style="border-width: 1px;"><div class="preformattedContent panelContent"> <pre>[root@mt2-oss2 sfw]# cat /proc/fs/lustre/obdfilter/home-OST0001/stats snapshot_time 1486566381.792281 secs.usecs read_bytes 1478938 samples [bytes] 4096 1048576 1550225682432 write_bytes 1069208 samples [bytes] 16 1048576 1117446130583 setattr 461 samples [reqs] punch 331 samples [reqs] sync 1900 samples [reqs] destroy 617 samples [reqs] create 10 samples [reqs] statfs 180993 samples [reqs] get_info 54 samples [reqs] set_info_async 1 samples [reqs] connect 60 samples [reqs] disconnect 1 samples [reqs] statfs 73400 samples [reqs] preprw 2548146 samples [reqs] commitrw 2548146 samples [reqs] ping 164865 samples [reqs] </pre> </div></div> <p>Then I tried to list all the items and found many of them are duplicated, as follows:</p> <div class="preformatted panel" style="border-width: 1px;"><div class="preformattedContent panelContent"> <pre>snapshot_time 1487131084.351638 secs.usecs read_bytes 0 samples [bytes] write_bytes 0 samples [bytes] getattr 0 samples [reqs] setattr 0 samples [reqs] punch 0 samples [reqs] sync 0 samples [reqs] destroy 0 samples [reqs] create 2 samples [reqs] statfs 9 samples [reqs] get_info 1 samples [reqs] set_info 0 samples [reqs] quotactl 0 samples [reqs] iocontrol 0 samples [reqs] get_info 0 samples [reqs] set_info_async 3 samples [reqs] setup 0 samples [reqs] precleanup 0 samples [reqs] cleanup 0 samples [reqs] process_config 0 samples [reqs] postrecov 0 samples [reqs] add_conn 0 samples [reqs] del_conn 0 samples [reqs] connect 2 samples [reqs] reconnect 0 samples [reqs] disconnect 0 samples [reqs] fid_init 0 samples [reqs] fid_fini 0 samples [reqs] fid_alloc 0 samples [reqs] statfs 0 samples [reqs] statfs_async 0 samples [reqs] create 0 samples [reqs] destroy 0 samples [reqs] setattr 0 samples [reqs] getattr 0 samples [reqs] preprw 0 samples [reqs] commitrw 0 samples [reqs] init_export 0 samples [reqs] destroy_export 0 samples [reqs] import_event 0 samples [reqs] notify 0 samples [reqs] health_check 0 samples [reqs] get_uuid 0 samples [reqs] quotactl 0 samples [reqs] ping 4 samples [reqs] pool_new 0 samples [reqs] pool_del 0 samples [reqs] pool_add 0 samples [reqs] pool_rem 0 samples [reqs] getref 0 samples [reqs] putref 0 samples [reqs] </pre> </div></div> <p>I will create a patch to fix that.</p> LU-9126

Many items in ofd stats are duplicated

Bug Minor Open Unresolved Emoly Liu Emoly Liu Wed, 15 Feb 2017 06:00:47 +0000 Thu, 29 Mar 2018 09:44:53 +0000 0 1 <p>The stats items are from the following two functions:</p> <ul class="alternate" type="square"> <li>ofd_procfs_init()-&gt;lprocfs_alloc_obd_stats()</li> <li>ofd_stats_counter_init()</li> </ul> <p>The duplicated items include:</p> <ul class="alternate" type="square"> <li>getattr</li> <li>setattr</li> <li>getinfo</li> <li>create</li> <li>destroy</li> <li>statfs</li> </ul> Related Development Rank 1|hzz3wn: Rank (Obsolete) 9223372036854775807 Severity