Re: [squid-users] Squid not running, PID exists

On Fri, May 23, 2008, Nick Duda wrote:
> Btw, doing squid -k shutdown still doesn't remove the PID.
>
> The reason why this is important to me is a script I am writing to do failover with WCCP.

Thats why I generally use cachemgr to determine if Squid is running,
not the .pid file.

Adrian

>
> -----Original Message-----
> From: Adrian Chadd [mailto:adrian_at_creative.net.au]
> Sent: Friday, May 23, 2008 10:08 AM
> To: Nick Duda
> Cc: 'Carlos Anderson Jardim'; squid-users_at_squid-cache.org
> Subject: Re: [squid-users] Squid not running, PID exists
>
> On Fri, May 23, 2008, Nick Duda wrote:
> > Same thing. I start squid:
> >
> > /usr/local/squid/sbin/squid
> >
> > And then I kill it:
> >
> > /usr/local/squid/sbin/squid -k kill
>
> tsk. squid -k shutdown!
>
>
>
>
> Adrian
>
> >
> > PID file still exists.
> >
> > -----Original Message-----
> > From: Carlos Anderson Jardim [mailto:cajardim_at_santacasasjc.com.br]
> > Sent: Friday, May 23, 2008 9:43 AM
> > To: Nick Duda; squid-users_at_squid-cache.org
> > Subject: RES: [squid-users] Squid not running, PID exists
> >
> > Hi,
> >
> > Change in squid.conf the line pid_filename to:
> >
> > pid_filename /usr/local/squid/var/squid.pid
> >
> > And start the squid.
> >
> > Regards
> >
> > --------------------------------
> > Carlos Anderson Jardim
> > Tecnologia da Informacao - Redes e Internet
> > Santa Casa de S?o Jos? dos Campos - SP - Brazil
> > Linux User #403727
> > FUG-BR User #381
> > Tel.: +55 12 3876-1760
> >
> > -----Mensagem original-----
> > De: Nick Duda [mailto:nduda_at_VistaPrint.com]
> > Enviada em: sexta-feira, 23 de maio de 2008 10:36
> > Para: 'Carlos Anderson Jardim'; squid-users_at_squid-cache.org
> > Assunto: RE: [squid-users] Squid not running, PID exists
> >
> > Interesting. When I start it in debug mode (-NCd1) the squid.pid appears.
> > When I stop squid in debug mode the squid.pid goes away. Why is this not
> > happening when not running debug mode?
> >
> > The /usr/local/squid directory and everything below is owned to squid user,
> > which is the effective user.
> >
> > Debug output:
> >
> > 2008/05/23 09:30:51| Starting Squid Cache version 2.6.STABLE19 for
> > i686-pc-linux-gnu...
> > 2008/05/23 09:30:51| Process ID 15752
> > 2008/05/23 09:30:51| With 1024 file descriptors available
> > 2008/05/23 09:30:51| Using epoll for the IO loop
> > 2008/05/23 09:30:51| Performing DNS Tests...
> > 2008/05/23 09:30:51| Successful DNS name lookup tests...
> > 2008/05/23 09:30:51| DNS Socket created at 0.0.0.0, port 43529, FD 6
> > 2008/05/23 09:30:51| Adding domain vistaprint.net from /etc/resolv.conf
> > 2008/05/23 09:30:51| Adding nameserver x.x.x.x from /etc/resolv.conf
> > 2008/05/23 09:30:51| Adding nameserver x.x.x.x from /etc/resolv.conf
> > 2008/05/23 09:30:51| Adding nameserver x.x.x.x from /etc/resolv.conf
> > 2008/05/23 09:30:51| helperOpenServers: Starting 50 'sf_userinfo' processes
> > 2008/05/23 09:30:53| Unlinkd pipe opened on FD 61
> > 2008/05/23 09:30:53| Swap maxSize 10238976 KB, estimated 787613 objects
> > 2008/05/23 09:30:53| Target number of buckets: 39380
> > 2008/05/23 09:30:53| Using 65536 Store buckets
> > 2008/05/23 09:30:53| Max Mem size: 8192 KB
> > 2008/05/23 09:30:53| Max Swap size: 10238976 KB
> > 2008/05/23 09:30:53| Store logging disabled
> > 2008/05/23 09:30:53| Rebuilding storage in /usr/local/squid/var/cache
> > (DIRTY)
> > 2008/05/23 09:30:53| Using Least Load store dir selection
> > 2008/05/23 09:30:53| Current Directory is /usr/local/squid/var/logs
> > 2008/05/23 09:30:53| Loaded Icons.
> > 2008/05/23 09:30:53| Smartfilter: Initializing SmartFilter
> > 2008/05/23 09:30:53| SmartFilter: SmartFilter Plugin Library Version
> > 4.2.1.00
> > 2008/05/23 09:30:53| SmartFilter: Trying to start plugin thread
> > 2008/05/23 09:30:53| SmartFilter: Created communication thread
> > 2008/05/23 09:30:53| SmartFilter: SmartFilter init: SmartFilter initialized.
> > 2008/05/23 09:30:53| Accepting transparently proxied HTTP connections at
> > 0.0.0.0, port 3128, FD 68.
> > 2008/05/23 09:30:53| Accepting ICP messages at 0.0.0.0, port 3130, FD 69.
> > 2008/05/23 09:30:53| Accepting SNMP messages on port 3401, FD 70.
> > 2008/05/23 09:30:53| WCCP Disabled.
> > 2008/05/23 09:30:53| Ready to serve requests.
> > 2008/05/23 09:30:54| Store rebuilding is 1.5% complete
> > 2008/05/23 09:30:56| Done reading /usr/local/squid/var/cache swaplog (277177
> > entries)
> > 2008/05/23 09:30:56| Finished rebuilding storage from disk.
> > 2008/05/23 09:30:56| 277177 Entries scanned
> > 2008/05/23 09:30:56| 0 Invalid entries.
> > 2008/05/23 09:30:56| 0 With invalid flags.
> > 2008/05/23 09:30:56| 277177 Objects loaded.
> > 2008/05/23 09:30:56| 0 Objects expired.
> > 2008/05/23 09:30:56| 0 Objects cancelled.
> > 2008/05/23 09:30:56| 0 Duplicate URLs purged.
> > 2008/05/23 09:30:56| 0 Swapfile clashes avoided.
> > 2008/05/23 09:30:56| Took 3.1 seconds (88218.3 objects/sec).
> > 2008/05/23 09:30:56| Beginning Validation Procedure
> > 2008/05/23 09:30:56| 262144 Entries Validated so far.
> > 2008/05/23 09:30:56| Completed Validation Procedure
> > 2008/05/23 09:30:56| Validated 277177 Entries
> > 2008/05/23 09:30:56| store_swap_size = 3937784k
> > 2008/05/23 09:30:56| storeLateRelease: released 0 objects
> >
> >
> >
> > -----Original Message-----
> > From: Carlos Anderson Jardim [mailto:cajardim_at_santacasasjc.com.br]
> > Sent: Friday, May 23, 2008 9:28 AM
> > To: Nick Duda; squid-users_at_squid-cache.org
> > Subject: RES: [squid-users] Squid not running, PID exists
> >
> > 1 - If you start squid in debug mode, see the result, paste output here
> > please.
> >
> > # squid -d
> >
> > 2 - Maybe the directory is not owner squid, verify permissions.
> >
> > Regards.
> >
> > --------------------------------
> > Carlos Anderson Jardim
> > Tecnologia da Informacao - Redes e Internet
> > Santa Casa de S?o Jos? dos Campos - SP - Brazil
> > Linux User #403727
> > FUG-BR User #381
> > Tel.: +55 12 3876-1760
> >
> >
> > -----Mensagem original-----
> > De: Nick Duda [mailto:nduda_at_VistaPrint.com]
> > Enviada em: sexta-feira, 23 de maio de 2008 09:57
> > Para: 'squid-users_at_squid-cache.org'
> > Assunto: [squid-users] Squid not running, PID exists
> >
> > When squid is running, /usr/local/squid/var/logs/squid.pid exists
> > If I kill squid, the pid file still exists.
> > If I restart squid it just overwrites the squid.pid with the new PID
> >
> > Anyway I can tell squid when its not running to ditch the PID file (without
> > relying on scripts and cron jobs to test for this?)
> >
> > - Nick
> >
> >
> > ----
> >
> >
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>
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