On 22-Apr-99 Paul Jakma wrote:
Ok I ran a few bonnies with differenc chunk sizes...
Raid5 running on 4 WDC AC31300R's UDMA... Seems to peak at 32k chunks, 4K block
size
Thanks for your replies...
Cheers (time to do the "power removal" test :) )
--
John Ronan [EMAIL PROTECTED],
On Fri, 23 Apr 1999, John Ronan wrote:
On 22-Apr-99 Paul Jakma wrote:
Ok I ran a few bonnies with differenc chunk sizes...
Raid5 running on 4 WDC AC31300R's UDMA... Seems to peak at 32k
chunks, 4K block size
i've done a bit of benching aswell. The most important (on ia32
Hi,
On Thu, 22 Apr 1999 20:45:52 +0100 (IST), Paul Jakma [EMAIL PROTECTED]
said:
i tried this with raid0, and if bonnie is any guide, the optimal
configuration is 64k chunk size, 4k e2fs block size.
Going much above 64k will mean that readahead has to work very much
harder to keep all the
Hi,
On Mon, 26 Apr 1999 21:28:20 +0100 (IST), Paul Jakma [EMAIL PROTECTED]
said:
it was close between 32k and 64k. 128k was noticably slower (for
bonnie) so i didn't bother with 256k.
Fine, but 128k will be noticeably faster for some other tasks. Like I
said, it depends on whether you
Hi,
I set up a raid box a while ago and so far it's performed flawlessly...
unfortunately the group I'm in are outgrowing it. So I'm putting together a
new box and I've got time to test it and benchmark it before putting it into
service.
The machine is a PPRO 64MB Ram, vanilla SuSE-6.0 box, I
On Thu, 22 Apr 1999, Carlos Carvalho wrote:
John Ronan ([EMAIL PROTECTED]) wrote on 22 April 1999 16:03:
/dev/md2 is raid5 across 4 WDC AC313000R's (I can only work with
what I have in the office) In the raidtab I gave it a chunk size of
128 and I used the following mke2fs command.