| From: | Scott Marlowe <scott(dot)marlowe(at)gmail(dot)com> |
|---|---|
| To: | Jordan Tomkinson <jordan(at)moodle(dot)com> |
| Cc: | pgsql-general(at)postgresql(dot)org |
| Subject: | Re: High cpu usage after many inserts |
| Date: | 2009-02-23 08:20:29 |
| Message-ID: | dcc563d10902230020te41879fiec717b05484b4b54@mail.gmail.com |
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| Thread: | |
| Lists: | pgsql-general |
On Mon, Feb 23, 2009 at 12:42 AM, Jordan Tomkinson <jordan(at)moodle(dot)com> wrote:
>
>
> On Mon, Feb 23, 2009 at 4:29 PM, Scott Marlowe <scott(dot)marlowe(at)gmail(dot)com>
> wrote:
>>
>> Oh yeah, what OS is this? Version and all that.
>
> I should probably clarify that the high cpu only exists while the jmeter
> tests are running, once the tests are finished the cpu returns to 0% (this
> isnt a production server yet, so no other queries other than my tests)
> I have not yet tried other SQL queries to see if they are affected, i
> suspect it may only be related to the two forum tables the test focuses on
> but I may be incorrect - the database is filling up with data again now so I
> can test this tomorrow.
Sorry, I had gotten the impression the CPU usage continued after the
test. That it's 100% during the test is quite understandable. So
does it start lower than 4x100% Then climb during the tests? Is the
throughput dropping off over time?
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