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Re: pgbench cpu overhead (was Re: lazy vxid locks, v1) - Mailing list pgsql-hackers

From Itagaki Takahiro
Subject Re: pgbench cpu overhead (was Re: lazy vxid locks, v1)
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Msg-id BANLkTikQMQ3Lf0SdmWP=ywKqRi_eszZMAQ@mail.gmail.com
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In response to Re: pgbench cpu overhead (was Re: lazy vxid locks, v1)  (Alvaro Herrera <alvherre@commandprompt.com>)
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On Tue, Jun 14, 2011 at 13:09, Alvaro Herrera
<alvherre@commandprompt.com> wrote:
> I noticed that pgbench's doCustom (the function highest in the profile
> posted) returns doing nothing if the connection is supposed to be
> "sleeping"; seems an open door for busy waiting.

pgbench uses select() with/without timeout in the cases, no?

-- 
Itagaki Takahiro

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