Date: Thu, 22 Apr 2010 07:07:33 -0400 From: Boris Kochergin <spawk@acm.poly.edu> To: FreeBSD-STABLE Mailing List <freebsd-stable@freebsd.org> Subject: Re: gmirror(8) rebuild speed Message-ID: <4BD02DF5.2030402@acm.poly.edu> In-Reply-To: <4BCFF881.9000809@minibofh.org> References: <4BCFF881.9000809@minibofh.org>
next in thread | previous in thread | raw e-mail | index | archive | help
Jordi Espasa Clofent wrote: > Hi, > > I wonder if is possible to configure the gmirror rebuild speed. > Neither I've found any related info in the net nor the man pages. > This doesn't do exactly what you want, but might address your problem, anyway: try "renice +20 [gmirror PID]", where "[gmirror PID]" is the PID of the system process handling your mirror (ps auxw | grep g_mirror). I know that back when ZFS code ran in separate processes back in RELENG_7, renicing the zpa_zio* and spa_scrub_thread processes made the system a lot more responsive during a scrub. -Boris
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?4BD02DF5.2030402>