:-) Found them. Many thanks to Chris Horn.
--------------------------------------------------------------------------------------- Utane Sawangwit, PhD. Research Astronomer National Astronomical Research Institute of Thailand (NARIT) Sirindhon AstroPark, 260, Mue 4, Donkaew Mae-Rim, Chiang Mai, 50180, Thailand ---------------------------------------------------------------------------------------- ดร. อุเทน แสวงวิทย์ นักวิจัยชำนาญการ สถาบันวิจัยดาราศาสตร์แห่งชาติ(องค์การมหาชน) อุทยานดาราศาสตร์สิรินธร 260 หมู่ 4 ต.ดอนแก้ว อ.แม่ริม จ.เชียงใหม่ 50180 --------------------------------------------------------------------------------------- On Fri, 26 Jul 2019 at 10:09, Chris Horn <[email protected]> wrote: > The stats files are in /sys/kernel/debug. Elevated privileges are required > to read them. See https://jira.whamcloud.com/browse/LU-11850 > > # find /sys/kernel/debug/lustre -name stats > > /sys/kernel/debug/lustre/ldlm/services/ldlm_canceld/stats > > /sys/kernel/debug/lustre/ldlm/services/ldlm_cbd/stats > > > /sys/kernel/debug/lustre/ldlm/namespaces/lustre-OST0001-osc-MDT0000/pool/stats > > > /sys/kernel/debug/lustre/ldlm/namespaces/lustre-OST0000-osc-MDT0000/pool/stats > > > /sys/kernel/debug/lustre/ldlm/namespaces/lustre-OST0001-osc-ffff92312e7e2800/pool/stats > > > /sys/kernel/debug/lustre/ldlm/namespaces/lustre-OST0000-osc-ffff92312e7e2800/pool/stats > > > /sys/kernel/debug/lustre/ldlm/namespaces/lustre-MDT0000-mdc-ffff92312e7e2800/pool/stats > > > /sys/kernel/debug/lustre/ldlm/namespaces/lustre-MDT0000-lwp-OST0001/pool/stats > > > /sys/kernel/debug/lustre/ldlm/namespaces/filter-lustre-OST0001_UUID/pool/stats > > > /sys/kernel/debug/lustre/ldlm/namespaces/lustre-MDT0000-lwp-OST0000/pool/stats > > > /sys/kernel/debug/lustre/ldlm/namespaces/filter-lustre-OST0000_UUID/pool/stats > > > /sys/kernel/debug/lustre/ldlm/namespaces/lustre-MDT0000-lwp-MDT0000/pool/stats > > /sys/kernel/debug/lustre/ldlm/namespaces/mdt-lustre-MDT0000_UUID/pool/stats > > /sys/kernel/debug/lustre/ldlm/namespaces/MGC192.168.2.30@tcp/pool/stats > > /sys/kernel/debug/lustre/ldlm/namespaces/MGS/pool/stats > > /sys/kernel/debug/lustre/llite/lustre-ffff92312e7e2800/stats > > /sys/kernel/debug/lustre/mdc/lustre-MDT0000-mdc-ffff92312e7e2800/stats > > /sys/kernel/debug/lustre/ost/OSS/ost_out/stats > > /sys/kernel/debug/lustre/ost/OSS/ost_seq/stats > > /sys/kernel/debug/lustre/ost/OSS/ost_io/stats > > /sys/kernel/debug/lustre/ost/OSS/ost_create/stats > > /sys/kernel/debug/lustre/ost/OSS/ost/stats > > /sys/kernel/debug/lustre/osc/lustre-OST0001-osc-ffff92312e7e2800/stats > > /sys/kernel/debug/lustre/osc/lustre-OST0000-osc-ffff92312e7e2800/stats > > /sys/kernel/debug/lustre/lwp/lustre-MDT0000-lwp-OST0001/stats > > /sys/kernel/debug/lustre/lwp/lustre-MDT0000-lwp-OST0000/stats > > /sys/kernel/debug/lustre/lwp/lustre-MDT0000-lwp-MDT0000/stats > > /sys/kernel/debug/lustre/osp/lustre-OST0001-osc-MDT0000/stats > > /sys/kernel/debug/lustre/osp/lustre-OST0000-osc-MDT0000/stats > > /sys/kernel/debug/lustre/mds/MDS/mdt_io/stats > > /sys/kernel/debug/lustre/mds/MDS/mdt_fld/stats > > /sys/kernel/debug/lustre/mds/MDS/mdt_seqm/stats > > /sys/kernel/debug/lustre/mds/MDS/mdt_seqs/stats > > /sys/kernel/debug/lustre/mds/MDS/mdt_out/stats > > /sys/kernel/debug/lustre/mds/MDS/mdt_setattr/stats > > /sys/kernel/debug/lustre/mds/MDS/mdt_readpage/stats > > /sys/kernel/debug/lustre/mds/MDS/mdt/stats > > /sys/kernel/debug/lustre/mgs/MGS/mgs/stats > > > > Chris Horn > > > > *From: *lustre-discuss <[email protected]> on > behalf of U Sawangwit <[email protected]> > *Date: *Thursday, July 25, 2019 at 9:58 PM > *To: *"Degremont, Aurelien" <[email protected]> > *Cc: *"[email protected]" <[email protected]> > *Subject: *Re: [lustre-discuss] osc and llite stats files are not > exported to clients > > > > Hi > > > > Thank you very much for your reply. > > > > I looked in the /sys but also did not find the osc/*/stats or > llite/*/stats files. > > > > I understand what you are saying about the lctl becoming the new standard > way. > > But I just want to make sure that this is not due to sth. wrong with my > system or setup. > > > > FYI, I am using CentOS 7.6 kernel 3.10.0-957.el7.x86_64 and *_lustre* for > my clients and > > lustre servers with Lustre version 2.12.0 using IB FDR as the LNET. > > > > Would the missing stats files in /sys/fs/lustre or /proc/fs/lustre > considered normal? > > > > Any monitoring tool you would suggest to use instead of lustre > gmond_python_modules in order > > to avoid reading stats files? My initial review of LMT3 also indicate that > it too reading data from > > stats file rather than using lctl. > > > > Cheers, > > Utane > > > > > --------------------------------------------------------------------------------------- > Utane Sawangwit, PhD. > Research Astronomer > National Astronomical Research Institute of Thailand (NARIT) > Sirindhon AstroPark, 260, Mue 4, Donkaew > > Mae-Rim, Chiang Mai, 50180, Thailand > > > ---------------------------------------------------------------------------------------- > ดร. อุเทน แสวงวิทย์ > นักวิจัยชำนาญการ > สถาบันวิจัยดาราศาสตร์แห่งชาติ(องค์การมหาชน) > อุทยานดาราศาสตร์สิรินธร 260 หมู่ 4 ต.ดอนแก้ว > > อ.แม่ริม จ.เชียงใหม่ 50180 > > > --------------------------------------------------------------------------------------- > > > > > > > > On Thu, 25 Jul 2019 at 22:05, Degremont, Aurelien <[email protected]> > wrote: > > Lustre is transitionning /proc files to /sys per kernel developer requests. > > > > Instead of chasing where these files are located now depending on your > Lustre version, 'lctl get_param' is the official way to read them. > > This command will figure out where to properly read the files. > > > > *De : *lustre-discuss <[email protected]> au nom de > U Sawangwit <[email protected]> > *Date : *jeudi 25 juillet 2019 à 13:15 > *À : *"[email protected]" <[email protected]> > *Objet : *[lustre-discuss] osc and llite stats files are not exported to > clients > > > > Dear all, > > > > I am having trouble with lustre monitoring using Ganglia > gmond_python_modules > > (https://github.com/ganglia/gmond_python_modules/tree/master/lustre). > > > > Upon closer inspections, I found that the stats files in > /proc/fs/lustre/osc/*/ > > and /proc/fs/lustre/llite are missing (among other similar files in these > directories). > > > > However, lctl get_param osc.*.stats and lctl get_param llite.*.stats > return > > parameters and values as you would expect. The stats files are what the > > gmond_python_modules wants hence the problem monitoring with Ganglia. > > > > After many searching around, could not figure out what I could have > done to > > have stats export normally to clients and remounting did not help. On MDS > and OSS, > > I can see the obdfiler/*/export/*/stats or mdt/*/export/*/stats > > > > The lustre manual also said that the exporting of these info to client > should be by > > default. > > > > Thank you in advance. > > > > Cheers, > > Utane > > > > > --------------------------------------------------------------------------------------- > Utane Sawangwit, PhD. > Research Astronomer > National Astronomical Research Institute of Thailand (NARIT) > Sirindhon AstroPark, 260, Mue 4, Donkaew > > Mae-Rim, Chiang Mai, 50180, Thailand > > > ---------------------------------------------------------------------------------------- > ดร. อุเทน แสวงวิทย์ > นักวิจัยชำนาญการ > สถาบันวิจัยดาราศาสตร์แห่งชาติ(องค์การมหาชน) > อุทยานดาราศาสตร์สิรินธร 260 หมู่ 4 ต.ดอนแก้ว > > อ.แม่ริม จ.เชียงใหม่ 50180 > > > --------------------------------------------------------------------------------------- > > > >
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