On Tuesday, 26 October 1999 at 11:26:47 +0100, Geoff Buckingham wrote:
> On Sun, Oct 24, 1999 at 09:58:11AM -0600, Greg Lehey wrote:
>>
>> Indeed. It's quite easy to put all cylinder groups on a single
>> spindle; I've seen reports of up to 80% degradation under these
>> circumstances.
>>
>>> Whe
On Tue, Oct 26, 1999 at 11:06:15AM -0400, Greg Lehey wrote:
> On Tuesday, 26 October 1999 at 11:26:47 +0100, Geoff Buckingham wrote:
> > On Sun, Oct 24, 1999 at 09:58:11AM -0600, Greg Lehey wrote:
> >>
> >> Indeed. It's quite easy to put all cylinder groups on a single
> >> spindle; I've seen rep
On Sun, Oct 24, 1999 at 09:58:11AM -0600, Greg Lehey wrote:
>
> Indeed. It's quite easy to put all cylinder groups on a single
> spindle; I've seen reports of up to 80% degradation under these
> circumstances.
>
> > Where sequential read/write performance is not critical you can stripe at
> > c
At 11:51 AM 10/24/99 , Greg Lehey wrote:
>> cc -O -pipe -g rawio.c -o rawio
>> rawio.c: In function `dochild':
>> rawio.c:496: incompatible types in initialization
>> *** Error code 1
>
>What version of FreeBSD are you running here?
FreeBSD 4.0-CURRENT #0: Sun Oct 24 09:34:47 EDT 1999
At 02:09 PM 10/22/99 +0100, Geoff Buckingham wrote:
>The near 100 CPU use during the seek test combined with very high numbers of
Thanks for the pointers. It certainly gives me direction to look in. This
is my first foray into RAID, so I am just starting exploring the
technology. Also, my first
> MachineMB K/sec %CPU K/sec %CPU K/sec %CPU K/sec %CPU K/sec %CPU /sec
> %CPU
>40 16341 99.1 20746 38.3 20307 52.7 14187 100.0 94033 98.2
> 9744.2 99.8
>
> v.s.
>
> Seeker 1...Seeker 2...Seeker 3...start 'em...done...done...done...
> ---Sequential Output--
On 22 Oct 1999 00:37:41 -0400, in sentex.lists.freebsd.current you wrote:
>At 2:33 PM -0400 1999/10/20, Mike Tancsa wrote:
>
>> I have been playing for now with RAID 0 to get a sense of various
>> performance settings, which can dramatically effect bonnie and iozone
>> results. e.g. Write Back vs
At 2:33 PM -0400 1999/10/20, Mike Tancsa wrote:
> I have been playing for now with RAID 0 to get a sense of various
> performance settings, which can dramatically effect bonnie and iozone
> results. e.g. Write Back vs write through and stripe size. The eventual
> purpose will be for a SQUID serv
Is anyone else playing with the MegaRAID series of controllers ? I just
started testing one out today (My Mylex comes later this week). I noticed
the BIOS is V 1.38 dated June 10 1996. Should I upgrade it ? What have
others tested / used?
I have been playing for now with RAID 0 to get a se