Date: Tue, 16 Oct 2012 16:46:00 +0100 From: "Steven Hartland" <killing@multiplay.co.uk> To: "Dustin Wenz" <dustinwenz@ebureau.com>, "Olivier Smedts" <olivier@gid0.org>, "Mark Felder" <feld@feld.me> Cc: freebsd-fs@freebsd.org Subject: Re: Imposing ZFS latency limits Message-ID: <089898A4493042448C934643FD5C3887@multiplay.co.uk> References: <6116A56E-4565-4485-887E-46E3ED231606@ebureau.com> <CABzXLYNaaKtfGf11%2Bm5td0G8kw8KT7TR-7LCHyFdxeKiw5AfxA@mail.gmail.com> <op.wl9vj0os34t2sn@tech304>
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----- Original Message ----- From: "Mark Felder" <feld@feld.me> > On Tue, 16 Oct 2012 06:25:57 -0500, Olivier Smedts <olivier@gid0.org> > wrote: > >> >> That would be great - no need for TLER drives. But if you want to >> "drop" the drive from the bus, that would be a GEOM thing. Don't know >> if that's possible to implement. > > This would be GREATLY appreciated. I've seen this happen on my own ZFS > boxes as well as on a custom made SAN. It's painful but easy to detect > when you notice the symptoms... Interesting, what metrics where you using which made it easy to detect, work be nice to know your process there Mark? Regards Steve ================================================ This e.mail is private and confidential between Multiplay (UK) Ltd. and the person or entity to whom it is addressed. In the event of misdirection, the recipient is prohibited from using, copying, printing or otherwise disseminating it or any information contained in it. In the event of misdirection, illegible or incomplete transmission please telephone +44 845 868 1337 or return the E.mail to postmaster@multiplay.co.uk.
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