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Re: EXPLAIN ANALYZE printing logical and hardware I/O per-node - Mailing list pgsql-hackers

From Gregory Stark
Subject Re: EXPLAIN ANALYZE printing logical and hardware I/O per-node
Date
Msg-id 871w9kcpqa.fsf@oxford.xeocode.com
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In response to Re: EXPLAIN ANALYZE printing logical and hardware I/O per-node  (Decibel! <decibel@decibel.org>)
Responses Re: EXPLAIN ANALYZE printing logical and hardware I/O per-node  (Decibel! <decibel@decibel.org>)
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"Decibel!" <decibel@decibel.org> writes:

> Also, has anyone looked into adding a class of system calls that  would
> actually tell us if the kernel issued physical IO? I find it  hard to believe
> that other RDBMSes wouldn't like to have that info...

Yeah, I think that's called "DTrace"

--  Gregory Stark EnterpriseDB          http://www.enterprisedb.com Ask me about EnterpriseDB's 24x7 Postgres support!

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