Date: Thu, 12 Dec 2013 10:22:23 +0200 From: =?ISO-8859-1?Q?=D6zkan_KIRIK?= <ozkan.kirik@gmail.com> To: Konstantin Belousov <kostikbel@gmail.com> Cc: Peter Holm <peter@holm.cc>, freebsd-stable <freebsd-stable@freebsd.org> Subject: Re: stable/10 r258317 - UFS lock problem Message-ID: <CAAcX-AG2Sa=k4jzAA=t7m5riE5zPDsd3FkRYfmzfk1XO7RazAQ@mail.gmail.com> In-Reply-To: <20131212071230.GP59496@kib.kiev.ua> References: <CAAcX-AHM6WXmWM1aTmaRETJFSMvAGqXsrCHo9a3nxhU9%2BHQhSQ@mail.gmail.com> <20131206201329.GK59496@kib.kiev.ua> <CAAcX-AHbwsSZHREL-RpFFojMWEwLDR0sCSkPTddmZMPbuV0E5A@mail.gmail.com> <20131207183044.GA19655@x2.osted.lan> <CAAcX-AEWiEzHaqt8=aYxHhD80astwXUJ3Q9Ub52WCv54Cd-5bw@mail.gmail.com> <CAAcX-AFKzW=tPgb5jKzNNZQazrdwhDo2SxQGuwLw71iHGezQog@mail.gmail.com> <20131209170710.GU59496@kib.kiev.ua> <CAAcX-AH%2Bfzpz_HGKFn_aLR_fzf0E0qLZ5OB4f3LO6P3Jg38%2BFw@mail.gmail.com> <CAAcX-AEty89LYwLDCPRfomSMY2%2BRxi7p%2B6ME9T-HX8BrgaoM_w@mail.gmail.com> <20131212071230.GP59496@kib.kiev.ua>
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Environment : FreeBSD works on Vmware workstation with IDE emulation. ( disk contents are stored in single file. ) Real disk is, SandDisk SSD Extreme 240G On Thu, Dec 12, 2013 at 9:12 AM, Konstantin Belousov <kostikbel@gmail.com>wrote: > On Wed, Dec 11, 2013 at 11:50:14AM +0200, ?zkan KIRIK wrote: > > I tried disabling softupdates, > > > > I doesnt lock, but write performance was very very pooor. > It is very hard to do anything with information in 200+ screenshots. > > From the ps output, it seems that the UFS is waiting for the write > requests to drain, and this in fact never happens. What is the > underlying device which carries the UFS volume ? >
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