> On Jul 8, 2016, at 4:17 PM, Kai Storbeck <[email protected]> wrote: > > Hello List, > > I'm new to the list, so please redirect me to the right place if I'm not at > the right place
FYI, telegraf on Linux has an agent that collects (some of) this info and sends to a time-series database for easy plotting and long-term capacity planning. If you’re stuck in tty-land, I think you’ll find that it is difficult to deal with large pools. — richard > > I'd like to propose a patch to zpool iostat where it outputs the raw (or > literal) counters instead of the human-readable output, for machine parsing. > > Whilst searching for this, I stumbled on a thread [1] on the freebsd > mailinglist, probably for exactly the same reasons; people like to see how > their zpool is doing over time. > > I haven't thought long and hard, but with some experimenting I came to > roughly this output: > >> ./zpool iostat -p >> capacity operations bandwidth >> pool alloc free read write read write >> ---------- ----- ----- ----- ----- ----- ----- >> zroot 1819706376192 6083033448448 14760391 13281024 1320019169280 >> 85995089920 > > Or with -v: >> $ ./zpool iostat -pv >> capacity operations bandwidth >> pool alloc free read write read write >> ------------ ----- ----- ----- ----- ----- ----- >> zroot 1819704811520 6083035013120 14760391 13284264 >> 1320019169280 86016716800 >> raidz1 1819704811520 6083035013120 14760391 13284264 1320019169280 >> 86016716800 >> gpt/zfs0 - - 9469851 2815461 459846656000 39679000576 >> gpt/zfs1 - - 9434586 2670780 443475955712 38377684992 >> gpt/zfs2 - - 6295038 2657443 460142014464 39691751424 >> gpt/zfs3 - - 8795875 2729781 443798388736 38365073408 >> ------------ ----- ----- ----- ----- ----- ----- > > > Would such a change benefit the project? Possibly combined with a -H to > replace spaces with tabs and skip some headers for "scripted" output? > > Regards, > Kai > > [1] https://lists.freebsd.org/pipermail/freebsd-fs/2011-December/013149.html > ------------------------------------------- openzfs-developer Archives: https://www.listbox.com/member/archive/274414/=now RSS Feed: https://www.listbox.com/member/archive/rss/274414/28015062-cce53afa Modify Your Subscription: https://www.listbox.com/member/?member_id=28015062&id_secret=28015062-f966d51c Powered by Listbox: http://www.listbox.com
