On Tuesday, 15 February 2000 at 2:37:58 +0100, Karsten W. Rohrbach wrote:
> Greg Lehey([EMAIL PROTECTED])@Sun, Feb 13, 2000 at 03:16:50PM +1030:
>> On Friday, 11 February 2000 at 10:49:24 +0100, Christoph Kukulies wrote:
>>> PIII/500, 128 MB
>>>
>>> I'm wondering if this is trustable:
>>>
>>>> bonnie -s 400
>>> File './Bonnie.14321', size: 419430400
>>> Writing with putc()...done
>>> Rewriting...done
>>> Writing intelligently...done
>>> Reading with getc()...done
>>> Reading intelligently...done
>>> Seeker 1...Seeker 2...Seeker 3...start 'em...done...done...done...
>>> -------Sequential Output-------- ---Sequential Input-- --Random--
>>> -Per Char- --Block--- -Rewrite-- -Per Char- --Block--- --Seeks---
>>> Machine MB K/sec %CPU K/sec %CPU K/sec %CPU K/sec %CPU K/sec %CPU /sec %CPU
>>> 400 20015 73.7 18369 22.9 6750 12.6 22308 81.5 22467 26.0 93.8 1.0
>>> ^^^^
>>> ?
>>>
>>>
>>> wdc0 at 0x1f0-0x1f7 irq 14 flags 0xa0ff on isa
>>> wdc0: unit 0 (wd0): <IBM-DPTA-372050>, DMA, 32-bit, multi-block-16
>>> wd0: 19574MB (40088160 sectors), 39770 cyls, 16 heads, 63 S/T, 512 B/S
>>
>> There are lies, damn lies, and statistics. I'm sure that the results
>> mean something; the real question is, what do you want them to mean?
>>
>> If you're trying to measure the storage device, rawio (Ports
>> Collection) is a much better choice.
>
> i personally like shimon's st.d...
> it exercises a disk very thoroughly, so if you want to benchmark - and,
> of course, have plenty of time for the box to run the benchmark - st.d
> is the choice since you got your free-of-charge(tm) burn in of the disk
> subsystem with it. what it basically does is simulating a nonlinear load
> behaviour like you got in a multi-client or large amount of concurrent
> i/o processes environment and i like it a lot. welps, i won't argue
> about the command line parameters - just see for yourself ;-)
>
> http://www.simon-shapiro.org/st_d/index.html
Interesting. This looks like a well-kept secret.
I don't see anything that jumps out and tells me where to get this
software, nor where I can get a printable version of the
documentation. Shimon, can you help?
Greg
--
Finger [EMAIL PROTECTED] for PGP public key
See complete headers for address and phone numbers
To Unsubscribe: send mail to [EMAIL PROTECTED]
with "unsubscribe freebsd-hackers" in the body of the message
