| From: | markw(at)osdl(dot)org |
|---|---|
| To: | manfred(at)colorfullife(dot)com |
| Cc: | pgsql-hackers(at)postgresql(dot)org, osdldbt-general(at)lists(dot)sourceforge(dot)net |
| Subject: | Re: [osdldbt-general] Re: Prelimiary DBT-2 Test results |
| Date: | 2003-09-05 19:15:36 |
| Message-ID: | 200309051915.h85JFdo29005@mail.osdl.org |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-hackers |
On 4 Sep, Manfred Spraul wrote:
> markw(at)osdl(dot)org wrote:
>
>>http://developer.osdl.org/markw/44/
>>
>>I threw together (kind of sloppily) a web page of the data I was
>>starting to collect for our DBT-2 workload (TPC-C derivative) on
>>PostgreSQL 7.3.4. Keep in mind not much database tuning has been done
>>yet. Feel free to ask any questions.
>>
>>
>>
> The kernel readprofile output is very odd:
> sys_ipc receives lots of hits, but that function is a trivial multiplexer.
> sys_timedsemop, and try_atomic_semop got 0 hits - that's the main
> implementation of sysv semaphores. Could you double check your
> readprofile scripts?
It looks like I have the system.map correct. I'll certainly keep my
eyes open and ask around, but seeing poll_idle and schedule on top seem
to suggest it's ok.
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