Actually,
Just show us
mysql> show status like 'threads_created';
In addition to
mysql> show status like 'connections';
That will give us a better picture of the issue.
Regards,
--
Louis Munro
[email protected] :: www.inverse.ca
+1.514.447.4918 *125 :: +1 (866) 353-6153
Inverse inc. :: Leaders behind SOGo (www.sogo.nu) and PacketFence
(www.packetfence.org)
On 2013-09-05, at 15:19 , Louis Munro <[email protected]> wrote:
> Hi Fletcher,
>
> 8 could still be too low to make any significant difference.
>
> What is the output of the following two commands?
>
> mysql> show status like 'connections';
>
> mysql> show status like 'threads_created';
>
>
> Regards,
> --
> Louis Munro
> [email protected] :: www.inverse.ca
> +1.514.447.4918 *125 :: +1 (866) 353-6153
> Inverse inc. :: Leaders behind SOGo (www.sogo.nu) and PacketFence
> (www.packetfence.org)
>
> On 2013-09-05, at 12:09 , Fletcher Haynes <[email protected]> wrote:
>
>> Hi Louis and Ludovic,
>>
>> I set it to 8 yesterday and still had the issue. I had also run MySQL primer
>> and followed its recommendations, but will run MySQL Tuner and see what it
>> says.
>>
>> Thank you!
>>
>>
>> On Thu, Sep 5, 2013 at 9:01 AM, Louis Munro <[email protected]> wrote:
>> Hi Fletcher.
>>
>> In mysql, what is the value of thread_cache_size?
>>
>> If it is 0, try setting it to 4 (to begin with).
>>
>> Regards,
>> --
>> Louis Munro
>> [email protected] :: www.inverse.ca
>> +1.514.447.4918 *125 :: +1 (866) 353-6153
>> Inverse inc. :: Leaders behind SOGo (www.sogo.nu) and PacketFence
>> (www.packetfence.org)
>>
>> On 2013-09-05, at 10:04 , Fletcher Haynes <[email protected]> wrote:
>>
>>> Not to hijack Dave's thread, but I started having this issue again two days
>>> ago. Except this time, I am not getting any DB handle errors. This is all I
>>> see in radius.log:
>>> Wed Sep 4 20:54:22 2013 : Error: Discarding duplicate request from client
>>> 158.104.249.7 port 32768 - ID: 82 due to unfinished request 10895
>>>
>>> I see a lot of these, then it handles a few more requests and then dies.
>>> From what I can tell, this indicates a slow backend DB, but I have it
>>> running on a separate VM with 4GB of RAM and 4 cores. MySQL spikes 100%
>>> regularly on one CPU, memory is about 70% used. I"ve done all the MySQL
>>> Tuning changes in the Admin guide. At this point, I've had to pull our PF
>>> from production, as it isn't stable enough.
>>>
>>> I have two core dumps from freeradius from when it crashes, but I haven't
>>> been able to get anything useful out of them. Would anyone be interested in
>>> seeing those? I am going to see if I can compile FR from source with
>>> --enable-developer so I can more useful info in gdb. I might also switch to
>>> RHEL and see if that has anything to do with it.
>>>
>>>
>>> On Thu, Sep 5, 2013 at 6:11 AM, Louis Munro <[email protected]> wrote:
>>> Hi Dave,
>>> Have you checked for errors in logs/webservices_errors_log and
>>> logs/webservices_access_log ?
>>>
>>> The packetfence module of FreeRADIUS calls on this webservice. The issue
>>> could be related to that.
>>>
>>> Regards,
>>> --
>>> Louis Munro
>>> [email protected] :: www.inverse.ca
>>> +1.514.447.4918 *125 :: +1 (866) 353-6153
>>> Inverse inc. :: Leaders behind SOGo (www.sogo.nu) and PacketFence
>>> (www.packetfence.org)
>>>
>>> On 2013-09-04, at 13:07 , Derek Wuelfrath <[email protected]> wrote:
>>>
>>>>> Debug is probably the only way you'll get an answer.
>>>>>
>>>>> radiusd -X -d /usr/local/pf/raddb > /usr/local/pf/logs/radius.log 2>&1
>>>>
>>>> Running FreeRADIUS in debug mode will remove the "multithreading" support
>>>> which is almost all of the time the cause of the crash (not that
>>>> multithreading is buggy in FreeRADIUS but it is contributing to crashing).
>>>>
>>>> That can certainly help you but that may also "prevent" your FreeRADIUS
>>>> from crashing.
>>>>
>>>> Derek
>>>>
>>>> --
>>>> Derek Wuelfrath
>>>> [email protected] :: +1.514.447.4918 (x110) :: www.inverse.ca
>>>> Inverse inc. :: Leaders behind SOGo (www.sogo.nu) and PacketFence
>>>> (www.packetfence.org)
>>>>
>>>> On 2013-09-04, at 6:41 AM, Jason Frisvold <[email protected]> wrote:
>>>>
>>>>> Bulanda, Dave G wrote:
>>>>>> Louis,
>>>>>>
>>>>>> Radius is still stopping. I have an external NMS monitor for the process
>>>>>> and alert and then restart the service pfcmd service radius restart (As
>>>>>> it is still leaving a pid file.) At least this is minimizing the impact
>>>>>> on my users, but I would like to resolve this.
>>>>>>
>>>>>> What other places/logs can I check?
>>>>>
>>>>> Well... Not sure if you're going to like this, but I would recommend
>>>>> running radiusd with the -X flag and redirecting output to a log file.
>>>>> This puts radiusd into debug mode and will provide significantly more
>>>>> information on what's happening. From the log you provided, it appears
>>>>> that radiusd is just stopping with no log entry indicating what
>>>>> happened. Debug is probably the only way you'll get an answer.
>>>>>
>>>>> radiusd -X -d /usr/local/pf/raddb > /usr/local/pf/logs/radius.log 2>&1
>>>>>
>>>>> This does run in the foreground, though, so you'll have to keep a
>>>>> session open. I suggest using the screen command for this so a timeout
>>>>> doesn't kill your session.
>>>>>
>>>>>> Thank you again for all the help,
>>>>>>
>>>>>> David Bulanda
>>>>>
>>>>>
>>>>> --
>>>>> ---------------------------
>>>>> Jason 'XenoPhage' Frisvold
>>>>> [email protected]
>>>>> ---------------------------
>>>>>
>>>>> "Any sufficiently advanced magic is indistinguishable from technology.\"
>>>>> - Niven's Inverse of Clarke's Third Law
>>>>>
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>>>>> Learn the latest--Visual Studio 2012, SharePoint 2013, SQL 2012, more!
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>>>
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>>>
>>>
>>>
>>> --
>>> Fletcher Haynes <[email protected]>
>>> Systems Administrator/Network Services Consultant
>>> Willamette Integrated Technology Services
>>> Willamette University, Salem, OR
>>> Phone: 503.370.6016
>>> ------------------------------------------------------------------------------
>>> Learn the latest--Visual Studio 2012, SharePoint 2013, SQL 2012, more!
>>> Discover the easy way to master current and previous Microsoft technologies
>>> and advance your career. Get an incredible 1,500+ hours of step-by-step
>>> tutorial videos with LearnDevNow. Subscribe today and save!
>>> http://pubads.g.doubleclick.net/gampad/clk?id=58041391&iu=/4140/ostg.clktrk_______________________________________________
>>>
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>>> https://lists.sourceforge.net/lists/listinfo/packetfence-users
>>
>>
>> ------------------------------------------------------------------------------
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>> and advance your career. Get an incredible 1,500+ hours of step-by-step
>> tutorial videos with LearnDevNow. Subscribe today and save!
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>> https://lists.sourceforge.net/lists/listinfo/packetfence-users
>>
>>
>>
>>
>> --
>> Fletcher Haynes <[email protected]>
>> Systems Administrator/Network Services Consultant
>> Willamette Integrated Technology Services
>> Willamette University, Salem, OR
>> Phone: 503.370.6016
>> ------------------------------------------------------------------------------
>> Learn the latest--Visual Studio 2012, SharePoint 2013, SQL 2012, more!
>> Discover the easy way to master current and previous Microsoft technologies
>> and advance your career. Get an incredible 1,500+ hours of step-by-step
>> tutorial videos with LearnDevNow. Subscribe today and save!
>> http://pubads.g.doubleclick.net/gampad/clk?id=58041391&iu=/4140/ostg.clktrk_______________________________________________
>> PacketFence-users mailing list
>> [email protected]
>> https://lists.sourceforge.net/lists/listinfo/packetfence-users
>
> ------------------------------------------------------------------------------
> Learn the latest--Visual Studio 2012, SharePoint 2013, SQL 2012, more!
> Discover the easy way to master current and previous Microsoft technologies
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> tutorial videos with LearnDevNow. Subscribe today and save!
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tutorial videos with LearnDevNow. Subscribe today and save!
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