[Serusers] Weird problem when, restarting ser.

[Jiri Kuthan]

At 12:43 AM 6/25/2004, Andrei Pelinescu-Onciul wrote:
>On Jun 25, 2004 at 00:30, Jiri Kuthan <jiri at iptel.org> wrote:
>> Under normal operation, SER can handle significantly more registrations, by
>> orders of magnitude. To me, it sounds much more like a result of a memory leak. 
>Jiri, note that this happens on startup. In fact it runs out of mem.

oh thanks -- I misread. -jiri

>when it tries to alloc. a chunk of memory big enough to hold all the
> entries in location. This is not a memory leak and it really happens if
> PKG_MEM_POOL_SIZE is 1Mb and you have >6000 entries in location (it
> depends of course on your average entry size, but the critical point is
> in general between 6000-7000).
>
> 
>
>> Are you using stock SER or some modified SER? In any case, the way to catch such 
>> leaks is to set a talkative memory log level (memlog=2 in ser.cfg), recompile ser 
>> with memory debugging informaiton (uncomment DBG_QM_MALLOC, comment F_MALLOC
>> in Makefile.defs and do recompile completely) and  watch log output on SER shutdown 
>> for excessive occurent of unallocated memory fragement. I would be very thankful 
>> if you could report your observations back to us.
>> 
>> -jiri
>> 
>> At 12:54 PM 6/24/2004, Andreas Granig wrote:
>> >Andrei Pelinescu-Onciul wrote:
>> >>On Jun 21, 2004 at 19:47, Atle Samuelsen <clona at cyberhouse.no> wrote:
>> >>
>> >>>Some more update.. got the same problem today.. and when it happend, ser
>> >>>blocked. and I got ALOT of these error messages. Anybody know why ?
>> >>
>> >>Ser runs out of "local" memory. The localtions are first loaded in local
>> >>(per process memory) and copied and inserted in the usrloc shared memory
>> >>list. (probably you have a lot of entries)
>> >>By default ser uses maximum 1Mb of local memory/process. Try to
>> >>increases it to a bigger value. Change PKG_MEM_POOL_SIZE in config.h and recompile.
>> >
>> >D'oh, same problem again here now (Ser 0.8.12)!
>> >
>> >It started with log entries like this:
>> >
>> >Jun 24 11:55:54 voip /usr/local/ser/sbin/ser[16801]: ERROR: build_req_buf_from_sip_req: out of memory
>> >Jun 24 11:55:54 voip /usr/local/ser/sbin/ser[16801]: ERROR: print_uac_request: no pkg_mem
>> >Jun 24 11:55:54 voip /usr/local/ser/sbin/ser[16801]: ERROR: t_forward_nonack: failure to add branches
>
>This could be a mem. leak (but this is unrelated to the startup
>problem).
>
>> >
>> >I thought that maybe a restart could help, but SER didn't come up again, shouting:
>> >
>> >Jun 24 12:01:02 voip /usr/local/ser/sbin/ser[19117]: convert_row(): No memory left
>> >Jun 24 12:01:02 voip /usr/local/ser/sbin/ser[19117]: convert_rows(): Error while converting row #6346
>> >Jun 24 12:01:02 voip /usr/local/ser/sbin/ser[19117]: convert_result(): Error while converting rows
>> >Jun 24 12:01:02 voip /usr/local/ser/sbin/ser[19117]: get_result(): Error while converting result
>> >Jun 24 12:01:02 voip /usr/local/ser/sbin/ser[19117]: preload_udomain(): Error while doing db_query
>> >Jun 24 12:01:02 voip /usr/local/ser/sbin/ser[19117]: register_udomain(): Error while preloading domain 'location'
>> >Jun 24 12:01:02 voip /usr/local/ser/sbin/ser[19117]: domain_fixup(): Error while registering domain
>> >
>> >After deleting 100 entries from location it came up again. Hope that the increase of PKG_MEM_POOL_SIZE to 2MB helps.
>> >
>> >So it seems that after about 6300 entries or so in location Ser stops working with the default configuration!? I'd be interested in how many users do other Ser-Servers out there serve? Are there similiar problems?
>> >
>> >Regards,
>> >Andy
>> >
>
>
>Andrei

--
Jiri Kuthan            http://iptel.org/~jiri/