Re: [PATCH] Append _ABORTED or _TIMEDOUT suffixes to the squid result code field

On Tue, 15 Dec 2009 21:56:08 +0200, Tsantilas Christos
<chtsanti_at_users.sourceforge.net> wrote:
> Hi all,
> this patch append the _ABORTED or _TIMEDOUT suffixes to the action
> access.log field.
> The patch also exist for squid3.1 branch.
>
> The development sponsored by the Measurement Factory
>
>
> Description:
> When an HTTP connection with a client times out, append _TIMEDOUT
> suffix to the Squid result code field in access.log.
>
> When an HTTP connection with the client is terminated prematurely by
> Squid, append _ABORTED suffix to the result code field in access.log.
> Premature connection termination may happen when, for example, I/O
> errors or server side-problems force Squid to terminate the master
> transaction and close all associated connections.
>
> The above changes make it possible to identify failed transactions even
> when they have 200/200 received/send response status codes and a
> "successful" Squid result code (e.g., TCP_MISS). This is important when
> one does not want 1-hour "stuck" transactions for 15-byte GIFs to
> significantly skew the mean response time statistics. Such transactions
> eventually terminate due to, say, TCP errors, and the old code would
> record huge response times for successfully-looking transactions.
>
> -
> Christos

? This seems like a situation that should never occur...

Aborted and Timed Out transactions are 4xx/5xx errors from the client
viewpoint right?
or if they are really stale-on-error type pages we need to use MISS_STALE
tags.

Amos
Received on Tue Dec 15 2009 - 22:10:33 MST