[OpenSIPS-Users] ERROR:usrloc:shm_str_dup: no shared memory left

[Bogdan-Andrei Iancu]

Hi Josip,

have you went through this: http://www.opensips.org/Resources/DocsTsMem

First is to see if it a simple memory exhaustion or a mem leak.

Regards,
Bogdan

Josip Djuricic wrote:
>
> Hi,
>
> I'm experiencing strange things with opensips (trunk). I'm testing it 
> with sipp to see how it's reacting to 100 000 user registrations.
>
> For auth I'm using auth_aaa module with radius support, and mysql for 
> db_persistency.
>
> So what I have noticed so far is:
>
> If I test at rates of 40 registration per second with 100 000 unique 
> users (looping 100000 registrations over and over), and expiry time of 
> 3600secs, everything works fine, because there is no expired and 
> opensips don't have to delete anything from db and memory. Memory is 
> constant according to ps, free and top
>
> But if I use 20min registration expire time, after some time(740841 
> registration request sent) I get:
>
> Dec 17 01:24:17 test03 /usr/local/sbin/opensips[6303]: 
> ERROR:usrloc:shm_str_dup: no shared memory left
>
> Dec 17 01:24:17 test03 /usr/local/sbin/opensips[6303]: 
> ERROR:usrloc:new_ucontact: no more shm memory
>
> Dec 17 01:24:17 test03 /usr/local/sbin/opensips[6303]: 
> ERROR:usrloc:mem_insert_ucontact: failed to create new contact
>
> Dec 17 01:24:17 test03 /usr/local/sbin/opensips[6303]: 
> ERROR:usrloc:insert_ucontact: failed to insert contact
>
> Dec 17 01:24:17 test03 /usr/local/sbin/opensips[6303]: 
> ERROR:registrar:insert_contacts: failed to insert contact
>
> Dec 17 01:24:17 test03 /usr/local/sbin/opensips[6300]: 
> ERROR:usrloc:new_urecord: no more share memory
>
> Dec 17 01:24:17 test03 /usr/local/sbin/opensips[6300]: 
> ERROR:usrloc:mem_insert_urecord: creating urecord failed
>
> Dec 17 01:24:17 test03 /usr/local/sbin/opensips[6300]: 
> ERROR:usrloc:insert_urecord: inserting record failed
>
> Dec 17 01:24:17 test03 /usr/local/sbin/opensips[6300]: 
> ERROR:registrar:insert_contacts: failed to insert new record structure
>
> Dec 17 01:24:17 test03 kernel: [135241.226248] opensips[6302]: 
> segfault at 0 ip 7fc0c897efb1 sp 7fffb9a41fe0 error 6 in 
> usrloc.so[7fc0c8977000+1b000]
>
> Dec 17 01:24:17 test03 /usr/local/sbin/opensips[6301]: 
> ERROR:usrloc:new_ucontact: no more shm memory
>
> Dec 17 01:24:17 test03 /usr/local/sbin/opensips[6301]: 
> ERROR:usrloc:mem_insert_ucontact: failed to create new contact
>
> Dec 17 01:24:17 test03 /usr/local/sbin/opensips[6301]: 
> ERROR:usrloc:insert_ucontact: failed to insert contact
>
> Dec 17 01:24:17 test03 /usr/local/sbin/opensips[6301]: 
> ERROR:registrar:insert_contacts: failed to insert contact
>
> Dec 17 01:24:17 test03 kernel: [135241.381974] opensips[6300]: 
> segfault at 0 ip 7fc0c897efb1 sp 7fffb9a41fe0 error 6 in 
> usrloc.so[7fc0c8977000+1b000]
>
> Since I am just registering same contacts like before I wonder why 
> this happen?
>
> It seams to me that expired contacts doesn't get deleted from memory? 
> So SHM is constantly rising? Is there anyway to check if this is the case?
>
> Also I'm starting opensips with –m 128 and I've changed private memory 
> to 16*1024*1024 so that it can read 100000 contacts from db when starting.
>
> I'm using default configuration for test, just added db and radius 
> support.
>
> Any ideas?
>
> Perhaps I should move to stable v1.6?
>
> Thanks,
>
> Josip
>
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-- 
Bogdan-Andrei Iancu
www.voice-system.ro