Just wondering if either of you have used collectl if/and which you prefer- dstat or collectl.
-Aaron On Mar 7, 2008, at 7:03 PM, Brock Palen wrote: > On Mar 7, 2008, at 6:58 PM, Kilian CAVALOTTI wrote: > >> Hi Brock, >> >> On Wednesday 05 March 2008 05:21:51 pm Brock Palen wrote: >>> I have wrote a lustre dstat plugin. You can find it on my blog: >> >> That's cool! Very useful for my daily work, thanks! > > Thanks! Its the first python I ever wrote. > >> >>> It only works on clients, and has not been tested on multiple >>> mounts, >>> Its very simple just reads /proc/ >> >> It indeed doesn't read stats for multiple mounts. I slightly >> modified it >> so it can display read/write numbers for all the mounts it founds >> (see >> the attached patch). > > This is great idea > >> >> Here's a typical output for a rsync transfer from scrath to home: >> >> -- 8< --------------------------------------------------------------- >> $ dstat -M lustre >> >> Module dstat_lustre is still experimental. >> --scratch-------home--- >> read write: read write >> 110M 0 : 0 110M >> 183M 0 : 0 183M >> 184M 0 : 0 184M >> -- 8< --------------------------------------------------------------- >> >> Maybe it could be useful to also add the other metrics from the stat >> file, but I'm not sure which ones would be the more relevant. And it >> would probably be wise to do that in a separate module, like >> lustre_stats, to avoid clutter. > > Yes, dstat comes with plugins for nfsv3 and has two modules, > > dstat_nfs3 and dstat_nfs3op which has extended details. So I think > this would be a good idea to follow that model. > >> >> Anyway, great job, and thanks for sharing it! > > Thanks again. > >> Cheers, >> -- >> Kilian<dstat_lustre.diff> > > _______________________________________________ > Lustre-discuss mailing list > [email protected] > http://lists.lustre.org/mailman/listinfo/lustre-discuss Aaron Knister Associate Systems Analyst Center for Ocean-Land-Atmosphere Studies (301) 595-7000 [EMAIL PROTECTED] _______________________________________________ Lustre-discuss mailing list [email protected] http://lists.lustre.org/mailman/listinfo/lustre-discuss
