Re: [osdldbt-general] Re: Prelimiary DBT-2 Test results - Mailing list pgsql-hackers

From markw@osdl.org
Subject Re: [osdldbt-general] Re: Prelimiary DBT-2 Test results
Date
Msg-id 200309051915.h85JFdo29005@mail.osdl.org
Whole thread Raw
In response to Re: Prelimiary DBT-2 Test results  (Manfred Spraul <manfred@colorfullife.com>)
Responses Re: [osdldbt-general] Re: Prelimiary DBT-2 Test results  (Manfred Spraul <manfred@colorfullife.com>)
List pgsql-hackers
On  4 Sep, Manfred Spraul wrote:
> markw@osdl.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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