| From: | Vivek Khera <khera(at)kcilink(dot)com> |
|---|---|
| To: | pgsql-performance(at)postgresql(dot)org |
| Subject: | Re: go for a script! / ex: PostgreSQL vs. MySQL |
| Date: | 2003-10-13 15:37:53 |
| Message-ID: | x7brslp2r2.fsf@yertle.int.kciLink.com |
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| Thread: | |
| Lists: | pgsql-general pgsql-performance |
>>>>> "CK" == Christopher Kings-Lynne <chriskl(at)familyhealth(dot)com(dot)au> writes:
>> If shmmax and shmmall are too small, then:
>> PostgreSQL requires some more shared memory to cache some tables, x
>> Mb, do you want to increase your OS kernel parameters?
>> Tweak shmmax and shmmall
CK> Note that this still requires a kernel recompile on FreeBSD :(
According to whom? sysctl is your friend. Some sysctl settings may
require reboot, but I don't think the SHM ones do.
--
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Vivek Khera, Ph.D. Khera Communications, Inc.
Internet: khera(at)kciLink(dot)com Rockville, MD +1-240-453-8497
AIM: vivekkhera Y!: vivek_khera http://www.khera.org/~vivek/
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