Hello,
as I said, if the execution if the query takes too long, then async mode
doesn't really solve the problem completely -- the record will not be
stored in db because the client library will cancel the query due to
execution timeout. However, the async mode ensures that the sip traffic
is routed, so at least you solve the sip signaling problems.
A complete solution is async mode for accounting together and fixing the
database to do the queries under the timeout value you set to db_mysql
module.
Cheers,
Daniel
On 16/02/2017 12:16, Igor Potjevlesch wrote:
Hello,
Indeed, I think there are some DB access external of kamailio.cfg.
If accounting process is implied in the freeze of SIP handling, and if
aysnc accounting can solve this, it's my priority. Even if accounting
fails due to the timeout you reminded.
Regards,
Igor.
*De :*Daniel-Constantin Mierla [mailto:miconda@gmail.com]
*Envoyé :* mercredi 15 février 2017 08:57
*À :* Igor Potjevlesch <igor.potjevlesch(a)gmail.com>om>; 'Kamailio (SER) -
Users Mailing List' <sr-users(a)lists.sip-router.org>
*Objet :* Re: [SR-Users] Lost of connection with MySQL?
Hello,
it doesn't have to be from kamailio.cfg, but any query from external
tools, like cron jobs, billing applications, etc ...
Can you measure how long it takes to do a query from the command line?
Just try to select the records by a call-id.
Also, there are some core parameters that will print log messages in
case of slow queries/actions, see the core cookbook.
Moreover, the db_mysql module has some parameters to tune the timeouts.
Cheers,
Daniel
On 14/02/2017 14:22, Igor Potjevlesch wrote:
Hello,
There is only queries on a replication server, so not the one
reported in the errors, to make some fraud detections. But,
directly from Kamailio config file, there's no queries.
The structure is: id as primary and callid is an index.
Regards,
Igor.
*De :*Daniel-Constantin Mierla [mailto:miconda@gmail.com]
*Envoyé :* mardi 14 février 2017 12:06
*À :* Igor Potjevlesch <igor.potjevlesch(a)gmail.com>
<mailto:igor.potjevlesch@gmail.com>; 'Kamailio (SER) - Users
Mailing List' <sr-users(a)lists.sip-router.org>
<mailto:sr-users@lists.sip-router.org>
*Objet :* Re: [SR-Users] Lost of connection with MySQL?
Hello,
it is a lot if you have over 9 million records. Do you run other
periodical queries over acc, like generating full cdrs every N
minutes?
Have you created other constraints (e.g., unique keys) over the table?
Cheers,
Daniel
On 14/02/2017 11:51, Igor Potjevlesch wrote:
Hello Daniel,
Actually 9 031 181.
Regards,
Igor.
*De :*sr-users [mailto:sr-users-bounces@lists.sip-router.org]
*De la part de* Daniel-Constantin Mierla
*Envoyé :* mardi 14 février 2017 10:57
*À :* Kamailio (SER) - Users Mailing List
<sr-users(a)lists.sip-router.org>
<mailto:sr-users@lists.sip-router.org>
*Objet :* Re: [SR-Users] Lost of connection with MySQL?
Hello,
do you have a lot of records inside the acc table?
Cheers,
Daniel
On 14/02/2017 09:54, Igor Potjevlesch wrote:
Hello,
Two times in the last week, Kamailio reports MySQL errors
like these:
/usr/local/sbin/kamailio[19225]: ERROR: db_mysql
[km_dbase.c:126]: db_mysql_submit_query(): driver error on
query: Can't connect to MySQL server on '192.168.2.6' (4)
(2003)
/usr/local/sbin/kamailio[19225]: ERROR: <core>
[db_query.c:235]: db_do_insert_cmd(): error while
submitting query
/usr/local/sbin/kamailio[19225]: ERROR: acc [acc.c:504]:
acc_db_request(): failed to insert into database
These errors are repeated many times and cause Kamailio to
hang and don't reply to SIP requests. A reboot of Kamailio
solves the issue.
Anyone has already had this issue and had solved it?
Regards,
Igor.
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Kamailio Advanced Training - Mar 6-8 (Europe) and Mar 20-22 (USA) -
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Kamailio World Conference - May 8-10, 2017 -
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www.linkedin.com/in/miconda <http://www.linkedin.com/in/miconda>
Kamailio Advanced Training - Mar 6-8 (Europe) and Mar 20-22 (USA) -
www.asipto.com
<http://www.asipto.com>
Kamailio World Conference - May 8-10, 2017 -
www.kamailioworld.com
<http://www.kamailioworld.com>
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--
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www.twitter.com/miconda <http://www.twitter.com/miconda> --
www.linkedin.com/in/miconda <http://www.linkedin.com/in/miconda>
Kamailio Advanced Training - Mar 6-8 (Europe) and Mar 20-22 (USA) -
www.asipto.com
<http://www.asipto.com>
Kamailio World Conference - May 8-10, 2017 -
www.kamailioworld.com
<http://www.kamailioworld.com>
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