[squid-users] Frequent messages from helperHandleRead
carlo.filippetto at gmail.com
Thu Oct 22 09:50:06 UTC 2015
Thank you Amos,
I'll take a look.
2015-10-20 7:20 GMT+02:00 Amos Jeffries <squid3 at treenet.co.nz>:
> On 20/10/2015 3:47 a.m., Carlo Filippetto wrote:
> > Hi all,
> > I can find several messages on 'cache.log" file with this message:
> > 2015/10/19 16:42:54 kid1| helperHandleRead: unexpected read from
> > #Hlpr2, 1 bytes '
> > I search somenthing on the web, but I can't understand if this a problem
> > is only a warnig.
> > What I have to do?
> Fix the helper. It is sending garbage output back to Squid. Which is
> sometimes being treated as (wrong) responses to waiting lookups, and
> sometimes logged as you can see when there are no waiting lookups to
> Despite the lack of wording it is an error. And a rather serious one
> that corrupts the security operations you are expecting the helper to
> perform for many transactions.
> > CentOS release 6.4 (Final) - x86_64
> > Squid Cache: Version 3.5.2
> > SquidGuard: 1.4
> SG is outdated software and no longer being maintained. There are some
> patches it needs to have applied to talk with Squid 3.4 or later.
> Or you can move to a helper like ufdbguard which is still maintained.
> Or you could move your SG rules into squid.conf, where most of them
> should have been to begin with. That will speed traffic up by not having
> to wait for helper lookups.
> PS. please upgrade your Squid version too. 3.5.10 is the current release
> and has several serious bugs and security issues fixed.
> squid-users mailing list
> squid-users at lists.squid-cache.org
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