Date: Fri, 21 Jan 2011 16:08:28 +0800 From: jackie wang <jackieit@gmail.com> To: freebsd-fs@freebsd.org Subject: Re: Freebsd8.1 ZFS with mfi driver performance Message-ID: <AANLkTimzr=U928zV9y8XFnGzT-KnfRo9TkUNjFGqoqr%2B@mail.gmail.com> In-Reply-To: <AANLkTimGcL2uSBWRDRPyixuXvXrfGhg897G0ed6tapeD@mail.gmail.com> References: <AANLkTi=AkA0xaGJh4=pZXX5VU57aPsAKeBPQzrZj1zwJ@mail.gmail.com> <08E2A27C-4564-43F0-898B-00C5C6A7B446@sarenet.es> <AANLkTimGcL2uSBWRDRPyixuXvXrfGhg897G0ed6tapeD@mail.gmail.com>
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2011/1/21 Borja Marcos <borjam@sarenet.es>: > > On Jan 20, 2011, at 2:57 PM, jackie wang wrote: > >> hello ,I have a question.Sorry I have google a lot and have no answer. >> I run freebsd 8.1 with zfs file system and mfi driver . >> And my problem is when the system started , the speed is fast ,but >> after one or two days the system began to slow . >> My server main used as a web server ,the ram is 8G. >> my uname -a output >> FreeBSD xxx 8.1-RELEASE FreeBSD 8.1-RELEASE #0: Mon Dec 20 20:50:20 >> CST 2010 =A0 =A0 root@VS001.vlongbiz.com:/usr/obj/usr/src/sys/xxxCore >> amd64 >> >> >> when the system slow there much mermory in wired status about 5GB, and >> the system begin to use swap. >> >> So,my question is why the zfs slow . Please Help ,now the box is in >> production env. > > Maybe you will want to check on the sister freebsd-scsi list. =A0Some use= rs (me included) have seen some ugly issues at least with what Dell calls P= ERC H700 and H800 cards. > > Check your console for something like this: > > hi, > we keep seeing these timeouts when there is heavy writes to the mfi: > ... > mfi1: COMMAND 0xffffff80009cd0f0 TIMEOUT AFTER 6564 SECONDS > mfi1: COMMAND 0xffffff80009cd0f0 TIMEOUT AFTER 6594 SECONDS > mfi1: COMMAND 0xffffff80009cd0f0 TIMEOUT AFTER 6624 SECONDS > mfi1: COMMAND 0xffffff80009cd0f0 TIMEOUT AFTER 6654 SECONDS > mfi1: COMMAND 0xffffff80009cd0f0 TIMEOUT AFTER 6684 SECONDS > mfi1: COMMAND 0xffffff80009ce498 TIMEOUT AFTER 35 SECONDS > mfi1: COMMAND 0xffffff80009ce9e8 TIMEOUT AFTER 37 SECONDS > mfi1: COMMAND 0xffffff80009cec08 TIMEOUT AFTER 38 SECONDS > mfi1: COMMAND 0xffffff80009cc3a8 TIMEOUT AFTER 47 SECONDS > mfi1: COMMAND 0xffffff80009ceda0 TIMEOUT AFTER 31 SECONDS > mfi1: COMMAND 0xffffff80009ce9e8 TIMEOUT AFTER 46 SECONDS > mfi1: COMMAND 0xffffff80009cda80 TIMEOUT AFTER 55 SECONDS > ... > mfi1: COMMAND 0xffffff80009cd0f0 TIMEOUT AFTER 6624 SECONDS > > > > > Borja > > Fortunately,I have no this problem . My Firmware version is 2.30.03-0872. and find no error log in message files .
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