Re: Slow connection to the database
| От | Tom Lane |
|---|---|
| Тема | Re: Slow connection to the database |
| Дата | |
| Msg-id | 23152.1127591385@sss.pgh.pa.us обсуждение |
| Ответ на | Re: Slow connection to the database (Poul Møller Hansen <freebsd@pbnet.dk>) |
| Ответы |
Re: Slow connection to the database
|
| Список | pgsql-general |
=?ISO-8859-1?Q?Poul_M=F8ller_Hansen?= <freebsd@pbnet.dk> writes:
>> Is it possible that you've got DNS timeouts happening or something
>> like that? Though I don't think PG does reverse DNS lookups,
>> especially not by default.
> DNS was also my first thought, but the connection isn't logged so why do
> reverse lookup and with my clients ip address in /etc/hosts is same.
How do you know the delay isn't in the client's lookup of the server?
I concur with Doug's suggestion that you need to trace the connection
process to find out what's slow. Personally I'd try strace (or local
equivalent) first; the odds are that you can spot the issue at the
kernel-call level. You'd probably need to trace both the client and
server sides of the operation.
regards, tom lane
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