Date: Tue, 12 Feb 2008 14:58:51 +0300 From: Alexey Tarasov <me@lexasoft.ru> To: current@freebsd.org Subject: Re: Disappointing speed with ZFS Message-ID: <F871E075-AE2C-4856-8D4B-6E11B258F7DB@lexasoft.ru> In-Reply-To: <fos01d$5km$1@ger.gmane.org> References: <9DA6FFCD-11DB-4580-9314-52B0885351D8@lexasoft.ru> <fopmlp$qeh$1@ger.gmane.org> <0EF3CEE6-6F38-4713-A245-4354D34AFE75@lexasoft.ru> <9bbcef730802110921i6af516b9t855a4065884cc64b@mail.gmail.com> <79D93B0C-589E-41C6-A952-6D573297D9F9@lexasoft.ru> <foq23b$9j1$1@ger.gmane.org> <DD62C8A1-D508-497A-AFF8-008E54538280@lexasoft.ru> <foq37a$e1r$1@ger.gmane.org> <C5015455-7992-4678-848E-98DDE99F6FF5@lexasoft.ru> <fos01d$5km$1@ger.gmane.org>
next in thread | previous in thread | raw e-mail | index | archive | help
It is simple:
pool: storage
state: ONLINE
scrub: none requested
config:
NAME STATE READ WRITE CKSUM
storage ONLINE 0 0 0
ad6 ONLINE 0 0 0
errors: No known data errors
On 12.02.2008, at 14:32, Ivan Voras wrote:
> Alexey Tarasov wrote:
>> tty ad4 ad5 =20
>> ad6 cpu
>> tin tout KB/t tps MB/s KB/t tps MB/s KB/t tps MB/s us ni =20
>> sy in id
>> 0 347 7.36 1 0.01 57.35 43 2.42 42.84 44 1.84 1 0 =20=
>> 1 0 98
>> 0 606 0.00 0 0.00 58.62 31 1.76 63.02 246 15.14 0 0 =20=
>> 3 0 97
>> 2 5334 0.00 0 0.00 57.14 7 0.37 64.00 355 22.20 0 0 =20=
>> 2 0 97
>> 2 3194 0.00 0 0.00 0.00 0 0.00 63.35 295 18.26 0 0 =20=
>> 2 1 97
>> 0 148 0.00 0 0.00 0.00 0 0.00 63.90 336 20.97 0 0 =20=
>> 0 1 99
>> 0 453 0.00 0 0.00 55.87 87 4.72 64.00 290 18.14 1 0 =20=
>> 3 0 96
>
> Sorry, can't help you. I was expecting to see a lot of small
> transactions, indicating seeking across the file system, but the =20
> numbers
> seem normal enough.
>
> Is the drive & ZFS topology "normal" - you don't perhaps have a zpool
> made of multiple partitions/slices on the same drive? Can you send the
> output of "zpool status"?
>
--
Alexey Tarasov
(\__/)
(=3D'.'=3D)
E[: | | | | :]=D0=97
(")_(")
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?F871E075-AE2C-4856-8D4B-6E11B258F7DB>