Re: [squid-users] Squid is crashing

Args are not passed to gdb.
You must type:

gdb /usr/local/squid/sbin/squid

and in the gdb prompt

run -D

-- 
Best regards, 
Loïc BLOT, Engineering
UNIX Systems, Security and Networks
http://www.unix-experience.fr
Le lundi 21 janvier 2013 à 16:02 +0500, Farooq Bhatti a écrit :
> Hi Blot,
> 
> Thanks for the prompt response, do you mean I have to modify the startup script of squid and start it with?
> 
> "gdb /usr/local/squid/sbin/squid -D"
> 
> 
> Further I have run the core analysis for both files it is giving this
> 
> [root_at_hostal-squid cache]# gdb --core=core.3878  
> GNU gdb (GDB) Red Hat Enterprise Linux (7.2-50.el6)
> Copyright (C) 2010 Free Software Foundation, Inc.
> License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
> This is free software: you are free to change and redistribute it.
> There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
> and "show warranty" for details.
> This GDB was configured as "x86_64-redhat-linux-gnu".
> For bug reporting instructions, please see:
> <http://www.gnu.org/software/gdb/bugs/>.
> Missing separate debuginfo for the main executable file
> Try: yum --disablerepo='*' --enablerepo='*-debuginfo' install /usr/lib/debug/.build-id/2d/ab64a8900291abe7210d01082d20acdd047008
> [New Thread 3878]
> [New Thread 3880]
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> Core was generated by `(squid) -D'.
> Program terminated with signal 6, Aborted.
> #0  0x000000346b232885 in ?? ()
> 
> [root_at_hostal-squid cache]# gdb --core=core.3904  
> GNU gdb (GDB) Red Hat Enterprise Linux (7.2-50.el6)
> Copyright (C) 2010 Free Software Foundation, Inc.
> License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
> This is free software: you are free to change and redistribute it.
> There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
> and "show warranty" for details.
> This GDB was configured as "x86_64-redhat-linux-gnu".
> For bug reporting instructions, please see:
> <http://www.gnu.org/software/gdb/bugs/>.
> Missing separate debuginfo for the main executable file
> Try: yum --disablerepo='*' --enablerepo='*-debuginfo' install /usr/lib/debug/.build-id/2d/ab64a8900291abe7210d01082d20acdd047008
> [New Thread 3904]
> [New Thread 3906]
> [New Thread 3918]
> [New Thread 3917]
> [New Thread 3916]
> [New Thread 3908]
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> [New Thread 3912]
> [New Thread 3905]
> Core was generated by `(squid) -D'.
> Program terminated with signal 6, Aborted.
> #0  0x000000346b232885 in ?? ()
> 
> Regards,
> Muhammad Farooq
> ________________________________________________________________________
>  Save the environment. Please don't print this email unless you really need to.
> 
> 
> -----Original Message-----
> From: Loïc Blot [mailto:loic.blot_at_unix-experience.fr] 
> Sent: Monday, January 21, 2013 3:36 PM
> To: squid-users_at_squid-cache.org
> Subject: Re: [squid-users] Squid is crashing
> 
> Hi Farooq,
> For debugging purpose launch squid with gdb.
> 
> gdb
> file <path>/squid
> run <args>
> 
> and when squid crashes, type "bt full"
> --
> Best regards, 
> 
> Loïc BLOT, Engineering
> UNIX Systems, Security and Networks
> http://www.unix-experience.fr
> 
> 
> Le lundi 21 janvier 2013 à 15:32 +0500, Farooq Bhatti a écrit :
> > Hi all,
> > 
> > My squid is crashing and I am getting the file of following core dump, 
> > this is suddenly happening since last 2 weeks. Before it was working fine.
> > 
> > [root_at_hostal-squid cache]# ls -lah /usr/local/squid/var/cache/ total 
> > 5.5G drwxr-xr-x. 2 squid squid 4.0K Jan 21 14:55 .
> > drwxr-xr-x. 5 squid squid 4.0K Aug 29 03:44 ..
> > -rw-------  1 squid squid 3.0G Jan 20 03:58 core.3878
> > -rw-------  1 squid squid 3.0G Jan 20 04:06 core.3904
> > 
> > The version of squid with compiled option is as below:
> > 
> > [root_at_hostal-squid cache]# squid -v
> > Squid Cache: Version LUSCA_HEAD-r14809 configure options:  
> > '--enable-delay-pools' '--disable-arp-acl'
> > '--enable-linux-netfilter' '--enable-large-cache-files'
> > '--enable-cache-digests' '--enable-external-acl-helpers=ip_user'
> > '--disable-ident-lookups' '--enable-removal-policies=heap,lru'
> > '--disable-snmp' '--disable-ssl' '--enable-storeio=aufs,coss' '--with-aio'
> > '--with-maxfd=1048576' '--with-dl' '--with-pthreads' '--with-large-files'
> > '--disable-unlinkd' '--disable-htcp'
> > 
> > I am using this proxy in university setup and also using delay pool 
> > for controlling bandwidth. Please help me resolve the issue.
> > 
> > And how can I check core dump files for further investigation of the issue.
> > 
> > Looking forward for urgent support in this regards.
> > 
> > BR
> > Farooq
> > 
> 
> 
> 
> 
> -----
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