Re: [Nss-mysql-users] behavior under load

[Jelmer Vernooij]

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This is probably because of 'timeouts'; shouldn't nss_mysql try to
find timeouts itself and return a NOT_AVAIL error?

Jelmer
> Under heavy load, it seems that nss-mysql reports that user's don't
> exist at times.  I can't really tell the cause of it, but when i turn
> on

> local_recipient_maps = unix:passwd.byname

> in my MTA (postfix), some emails get bounced with a user not found
> error.
> This option checks if a user exists before delivering the email.  
> Some emails are delivered fine, others are not.

> I also noticed that /var/log/maillog contains entries that should be
> marked postfix, not nss-mysql

> Jun  5 16:34:44 server nss-mysql[28711]: lost connection after RCPT
> from unknown[x.x.x.x]
> Jun  5 16:34:44 server nss-mysql[28711]: disconnect from
> unknown[x.x.x.x]

> Not just these messages, but most of them during the time when i have
> the above option turned on.  SHOW STATUS in mysql shows 118 max
> connections to date, max_connections is set to 500.

> Just curious if there's a way to debug without loosing too much mail.

> Thanks,

> Dale

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- -- 
Jelmer Vernooij <address@hidden> - http://nl.linux.org/~jelmer/
Development And Underdevelopment: http://library.thinkquest.org/C0110231/
Listening to Error: The server (moosicd) doesn't seem to be running.
 23:35:45 up 18 days, 22:49, 10 users,  load average: 1.33, 1.16, 1.07
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