Re: Squid "choking" (must be a FAQ)

From: Henrik Nordstrom <hno@dont-contact.us>
Date: Thu, 23 Dec 1999 13:08:21 +0100

Miguel A.L. Paraz wrote:

> What would cause Squid to "choke"... when servicing requests becomes slow
> even for local sites. What cachemgr parameters do you watch out for?

In priority order:

1. Swapping.
2. Disk I/O overload
3. Something else bogs down the machine where Squid runs
4. Network errors, for example failing 10/100 Mbps auto-negotiation with
the switch or bad cables/interfaces.

Neither of these can be reliably diagnosed using cachemgr. You need to
use your favorite OS diagnostics tool (vmstat, iostat, sar, netstat,
whatever).

--
Henrik Nordstrom
Squid hacker
Received on Thu Dec 23 1999 - 05:17:43 MST

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