Re: squid 2.2.STABLE4 on IBM AIX 4.3.x

Well, the second one looks like a memory allocation failure. The amount
I know about AIX can be summarised by -> . <-, however I'm impelled to
wonder if there's any resource-utilisation limits on your system as
regards to data-segment size, or maximum memory limitations that squid
may be exceeding. Such are not unusual on BSD, for example.

D

Toni Andjelkovic wrote:
>
> hi!
>
> i searched the list archives but couldn't find anything appropriate
> regarding this problem:
>
> we deploy squid on IBM RS/6000 machines running AIX 4.3.1.0
> as well as 4.3.2.0, and we're experiencing very frequent core
> dumps and erratic behaviour of the application -- squid usually
> dies spontaneously after about an hour of operation. unfortunately
> there's not much information in the logs to be found (with one exception,
> see below):
>
> > /squid/bin/RunCache[22]: 15358 Illegal instruction(coredump)
>
> > 15:35:59| Starting Squid Cache version 2.2.STABLE4 for powerpc-ibm-aix4.3.2.0...
> > 16:54:44| Starting Squid Cache version 2.2.STABLE4 ...
> > 17:57:35| Starting Squid Cache version 2.2.STABLE4 ...
> > 18:58:03| Starting Squid Cache version 2.2.STABLE4 ...
> > 19:40:15| Starting Squid Cache version 2.2.STABLE4 ...
> > 20:41:14| Starting Squid Cache version 2.2.STABLE4 ...
> > 21:39:03| Starting Squid Cache version 2.2.STABLE4 ...
> > 22:25:37| Starting Squid Cache version 2.2.STABLE4 ...
> > 00:31:36| Starting Squid Cache version 2.2.STABLE4 ...
>
> all of these appear as having caught SIGILL,
> and there is no further information in AIX's errpt:
>
> > Description
> > SOFTWARE PROGRAM ABNORMALLY TERMINATED
> > Probable Causes
> > SOFTWARE PROGRAM
> > User Causes
> > USER GENERATED SIGNAL
> > Detail Data
> > SIGNAL NUMBER
> > 4
> > USER'S PROCESS ID:
> > 14718
> > FILE SYSTEM SERIAL NUMBER
> > 20
> > INODE NUMBER
> > 2
> > PROGRAM NAME
> > squid
> > ADDITIONAL INFORMATION
> > ??
> > ??
> > Unable to generate symptom string.
>
> however, there is an exception:
>
> > FATAL: xstrdup: tried to dup a NULL pointer!
> > Squid Cache (Version 2.2.STABLE4): Terminated abnormally.
> > 23:26:36| Starting Squid Cache version 2.2.STABLE4 ...
>
> AIX's errdaemon records this particular crash with
> > Detail Data
> > SIGNAL NUMBER
> > 11
> > USER'S PROCESS ID:
> > 16906
> > FILE SYSTEM SERIAL NUMBER
> > 20
> > INODE NUMBER
> > 2
> > PROGRAM NAME
> > squid
> > ADDITIONAL INFORMATION
> > malloc_y 4C0
> > malloc_y 420
> > malloc F0
> > _findbuf 7C
> > _wrtchk 90
> > fwrite_un 98
> > fwrite 8C
> > _doprnt 174C
> > vfprintf 9C
> > __syslog_ 30C
> > syslog 44
> > _db_print 108
> > storeDirW E8
> > death 68
> > ??
>
> squid has been compiled with egcs-1.1.1, without any fancy
> defines or features, but we are experiencing the same problems
> with 2.2.STABLE3/gcc 2.8.1 too. i'd appreciate any comments on why this
> is happening; does anyone else have similar troubles?
>
> thank you,
> --
> Toni Andjelkovic | (TA627-RIPE) |
> toni@telecom.at | iT Austria |
> --------------------------------------------------
Received on Sun Jul 18 1999 - 18:48:34 MDT