Re: [squid-users] Squid Performance Issues

From: Henrik Nordstrom <hno@dont-contact.us>
Date: Wed, 01 Jan 2003 16:17:11 +0100

Stephan Austermuehle wrote:
>
> On Tue, Dec 31, 2002 at 12:39:20AM +0100, Henrik Nordstrom wrote:
>
> > I see no special reason, except that threads on a SMP system is
> > considerably more heavy than on a UP system..
>
> But once the thread is created there shouldn't be any performance/
> throughput issue, should there? I mean creating a thread increases
> latency but not the data transfer rate.

Each I/O operation requires 2 thread syncronisations via mutex locks, 1
to send the I/O operation to the thread and 1 to receive the result.

Regards
Henrik
Received on Wed Jan 01 2003 - 08:25:42 MST

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