| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | "Ed L(dot)" <pgsql(at)bluepolka(dot)net> |
| Cc: | pgsql-general(at)postgresql(dot)org |
| Subject: | Re: open file counts in 8.1.2? |
| Date: | 2006-03-14 17:46:27 |
| Message-ID: | 20966.1142358387@sss.pgh.pa.us |
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| Lists: | pgsql-general |
"Ed L." <pgsql(at)bluepolka(dot)net> writes:
> We have 3 clusters with 24K, 34K, and 47K open files according to
> lsof. These same clusters have 164, 179, and 210 active
> connections, respectively. Their schemas, counting the number
> of user and system entries in pg_class as a generously rough
> measure of potential open files, contain roughly 2000 entries
> each. Those open files seem pretty plausible, they're just much
> higher than what we see on the older systems.
Hm. AFAICT from the CVS logs, 7.4.2 and later should have about the
same behavior as 8.1.* in this regard. What version is the older
installation exactly?
You can always reduce max_files_per_process if you want more
conservative behavior.
regards, tom lane
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