Date: Wed, 05 Mar 2008 12:18:02 +0100 From: Erik Stian Tefre <erik@tefre.com> To: alan bryan <alan.bryan@yahoo.com> Cc: freebsd-stable@freebsd.org Subject: Re: 7.0-Release and 3ware 9550SXU w/BBU - horrible write performance Message-ID: <47CE816A.6050903@tefre.com> In-Reply-To: <915419.88748.qm@web50505.mail.re2.yahoo.com> References: <915419.88748.qm@web50505.mail.re2.yahoo.com>
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alan bryan wrote:
> I've got a new server with a 3ware 9550SXU with the
> Battery. I am using FreeBSD 7.0-Release (tried both
> 4BSD and ULE) using AMD64 and the 3ware performance
> for writes is just plain horrible. Something is
> obviously wrong but I'm not sure what.
> Any ideas? Anybody have one of these that's working
> with FreeBSD 7?
Check you controller firmware version. Last time I checked, the current
"stable" firmware release was 3.08.00.016.
dmesg | grep Firmware
twa0: INFO: (0x15: 0x1300): Controller details:: Model 9550SX-8LP, 8
ports, Firmware FE9X 3.08.00.016, BIOS BE9X 3.08.00.004
Results from bonnie++ with default settings on my box (7.0-RELEASE,
amd64, 480 MB system memory, BBU, write cache enabled, 7 drive raid-5,
storsave = balance, NCQ on):
Version 1.93d ------Sequential Output------ --Sequential Input-
--Random-
Concurrency 1 -Per Chr- --Block-- -Rewrite- -Per Chr- --Block--
--Seeks--
Machine Size K/sec %CP K/sec %CP K/sec %CP K/sec %CP K/sec %CP
/sec %CP
xxxxxxxxxxxxxxxx 1G 275 83 72440 23 24990 6 644 83 76548 15
460.6 6
Latency 47041us 522ms 559ms 139ms 300ms
116ms
Version 1.93d ------Sequential Create------ --------Random
Create--------
xxxxxxxxxxxxxxxxxxx -Create-- --Read--- -Delete-- -Create-- --Read---
-Delete--
files /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP
/sec %CP
16 5212 12 +++++ +++ 27581 45 8454 20 +++++ +++
+++++ +++
Latency 1147ms 371us 3529us 197ms 15397us
703us
--
Erik
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