[asterisk-users] Help Please - Asterisk MYSQL interface seems to be eating data
Al Baker
bwentdg at pipeline.com
Tue May 6 16:31:13 CDT 2008
Are you saying the * server does NOT TRY to re-establish the BD connection ?
Does your whole * SERVER freeze ?
If NOT, what happens to you CDR records ?
Anthony Francis wrote:
> Tilghman Lesher wrote:
>
>> On Tuesday 06 May 2008 02:16:47 Johansson Olle E wrote:
>>
>>
>>> 5 maj 2008 kl. 19.58 skrev Tilghman Lesher:
>>>
>>>
>>>> On Monday 05 May 2008 11:24, Johansson Olle E wrote:
>>>>
>>>>
>>>>> 5 maj 2008 kl. 17.51 skrev Tilghman Lesher:
>>>>>
>>>>>
>>>>>> On Monday 05 May 2008 09:45, Johansson Olle E wrote:
>>>>>>
>>>>>>
>>>>>>> Another issue that we need to fix with the MYSQL driver is that
>>>>>>> we're
>>>>>>> lacking a connection pool. Everything seems to be handled over one
>>>>>>> connection to Mysql, which causes issues.
>>>>>>>
>>>>>>>
>>>>>> That's not true. The MYSQL app generally uses multiple connections,
>>>>>> one
>>>>>> for each channel. The only way one might use only a single
>>>>>> connection is
>>>>>> by using a global variable to store a single connection id, but that
>>>>>> method
>>>>>> is not documented anywhere, AFAIK.
>>>>>>
>>>>>>
>>>>> You talk about the Mysql APP, but is this the case with the Realtime
>>>>> driver as well?
>>>>>
>>>>>
>>>> No, the native Realtime driver uses a single connection. The ODBC
>>>> Realtime
>>>> driver generally uses a single connection but can be configured to
>>>> use a
>>>> separate connection for each query.
>>>>
>>>>
>>> So, we're back to where we started. A developer that can help us with
>>> a connection
>>> pool or a separate connection for each query would be a Nice Thing (TM).
>>>
>>>
>> What issues are you specifically seeing that merit using multiple
>> connections?
>>
>>
>>
> I can specify an issue that would merit multiple connections, if the
> link to your db goes away Asterisk likes to freeze writing CDRs.
> I have a few remote * servers that this happens to. My solution so far
> has been to record CDR's to a local DB and then have a
> perl script that attempts to move them over to my transaction DB. I
> would suggest this solution to anyone who depends on their CDR records.
>
>
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