Date: Wed, 12 Oct 2011 21:28:17 +0200 From: Thomas Zander <thomas.e.zander@googlemail.com> To: freebsd-fs@freebsd.org Subject: Re: ZFS/compression/performance Message-ID: <CAFU734yxohx7Wm_m9K0F-Fr6pCdEwHsK_qRtNcERJ8syXgG-dw@mail.gmail.com> In-Reply-To: <20111012165126.GA26562@icarus.home.lan> References: <alpine.BSF.2.00.1110111710210.12895@Elmer.dco.penx.com> <j73vl7$v02$1@dough.gmane.org> <CAHHaOua7zwp4DCgcU4bSFG2d-Kz-j_ovV7YiSMqmy700wFjBHg@mail.gmail.com> <20111012165126.GA26562@icarus.home.lan>
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On Wed, Oct 12, 2011 at 18:51, Jeremy Chadwick <freebsd@jdc.parodius.com> wrote: > That might be the case on OpenSolaris but the performance hit on > FreeBSD RELENG_8 is very high -- enough that enabling compression (using > the defaults) causes stalls when I/O occurs (easily noticeable across > SSH; characters are delayed/stalled (not buffered)), etc.. Has this improved considerably in RELENG_9? I couldn't try 9 yet. Riggs
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