Date: Thu, 5 Aug 2010 11:43:54 +0800 From: "Alex V. Petrov" <alexvpetrov@gmail.com> To: Joshua Boyd <boydjd@jbip.net> Cc: freebsd-stable@freebsd.org Subject: Re: zpool - low speed write Message-ID: <201008051143.54656.alexvpetrov@gmail.com> In-Reply-To: <AANLkTi=erffjVT6w=5DABe2Zv8EwY8s5TvXE5KSAoa6y@mail.gmail.com> References: <201008042008.25679.alexvpetrov@gmail.com> <201008042213.31631.alexvpetrov@gmail.com> <AANLkTi=erffjVT6w=5DABe2Zv8EwY8s5TvXE5KSAoa6y@mail.gmail.com>
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> > What controllers are you using? > > What's the results of dd if=/dev/ada4 of=/dev/null bs=1M count=100 ? > > Have you tried switching to the ad driver? Maybe ada is buggy on your > hardware. $ dd if=/dev/ada4 of=/dev/null bs=1M count=100 100+0 records in 100+0 records out 104857600 bytes transferred in 1.399283 secs (74936655 bytes/sec) Intel® ICH10 motherboard Gigabyte GA-EP43-DS3 (rev. 1.0) P43 / Socket 775 CPU: Intel(R) Core(TM)2 Quad CPU Q8200 @ 2.33GHz (2335.41-MHz K8-class CPU) switch to ad I'll try later ----- Alex V. Petrov
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