Horton

Re: EXPLAIN ANALYZE printing logical and hardware I/O per-node

Gregory Stark <stark@enterprisedb.com>

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From: Gregory Stark <stark@enterprisedb.com>
To: "Decibel!" <decibel@decibel.org>
Cc: "Neil Conway" <neilc@samurai.com>, "pgsql-hackers list" <pgsql-hackers@postgresql.org>
Date: 2007-12-18T09:32:45Z
Lists: pgsql-hackers 
"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!