[ovirt-users] Ovirt Hang after adding to ManageIq

Alex Krzos akrzos at redhat.com
Mon Sep 8 17:45:20 UTC 2014 

Hi Chandrahasa,

Could you provide us the logs from your Manageiq VM while it is connected to your ovirt environment?  Additionally, could you provide some details on the environment incase we need to reproduce the issue? 

—
Alex Krzos | Performance Engineering
Red Hat
Desk: 919-754-4280
Mobile: 919-909-6266


On Sep 3, 2014, at 9:39, Greg Blomquist <gblomqui at redhat.com> wrote:

> Also roping in Alex Krzos.  He's had quite a bit of experience with performance analysis with ovirt downstream as well as manageIQ.
> 
> ----- Original Message -----
>> From: "Oved Ourfali" <ovedo at redhat.com>
>> To: "Liran Zelkha" <lzelkha at redhat.com>
>> Cc: "Chandrahasa S" <chandrahasa.s at tcs.com>, emesika at redhat.com, users at ovirt.org, "Greg Blomquist"
>> <gblomqui at redhat.com>
>> Sent: Tuesday, September 2, 2014 4:05:41 AM
>> Subject: Re: [ovirt-users] Ovirt Hang after adding to ManageIq
>> 
>> cc-ing also Greg Blomquist, who can help on the manageiq side, if needed.
>> 
>> Thanks,
>> Oved
>> 
>> ----- Original Message -----
>>> From: "Liran Zelkha" <lzelkha at redhat.com>
>>> To: "Chandrahasa S" <chandrahasa.s at tcs.com>
>>> Cc: emesika at redhat.com, "Oved Ourfali" <ovedo at redhat.com>, users at ovirt.org
>>> Sent: Tuesday, September 2, 2014 10:38:14 AM
>>> Subject: Re: [ovirt-users] Ovirt Hang after adding to ManageIq
>>> 
>>> It should decrease the GC frequency and reduce the CPU time.
>>> 
>>> ----- Original Message -----
>>> From: "Chandrahasa S" <chandrahasa.s at tcs.com>
>>> To: "Liran Zelkha" <lzelkha at redhat.com>
>>> Cc: emesika at redhat.com, "Oved Ourfali" <ovedo at redhat.com>, users at ovirt.org
>>> Sent: Tuesday, September 2, 2014 10:30:44 AM
>>> Subject: Re: [ovirt-users] Ovirt Hang after adding to ManageIq
>>> 
>>> Thanks for reply.
>>> 
>>> I can increase Heap size, but does it resolve CPU hogging problem.
>>> 
>>> 
>>> Regards,
>>> Chandrahasa S
>>> 
>>> 
>>> 
>>> From:   Liran Zelkha <lzelkha at redhat.com>
>>> To:     Chandrahasa S <chandrahasa.s at tcs.com>
>>> Cc:     emesika at redhat.com, Oved Ourfali <ovedo at redhat.com>,
>>> users at ovirt.org
>>> Date:   09/02/2014 11:49 AM
>>> Subject:        Re: [ovirt-users] Ovirt Hang after adding to ManageIq
>>> 
>>> 
>>> 
>>> The engine is configured by default to use 1GB of HEAP. It won't take more
>>> than that, so it won't show as using too much memory on the system
>>> monitoring.
>>> The engine log mentions OutOfMemory errors caused by excessive GC, and the
>>> Exceptions that follow are related to OutOfMemory situations - so
>>> increasing the HEAP size should assist you.
>>> 
>>> 
>>> ----- Original Message -----
>>> From: "Chandrahasa S" <chandrahasa.s at tcs.com>
>>> To: "Liran Zelkha" <lzelkha at redhat.com>
>>> Cc: emesika at redhat.com, "Oved Ourfali" <ovedo at redhat.com>, users at ovirt.org
>>> Sent: Tuesday, September 2, 2014 8:59:56 AM
>>> Subject: Re: [ovirt-users] Ovirt Hang after adding to ManageIq
>>> 
>>> Thanks for reply.
>>> 
>>> What I observed is Manager is not consuming much memory, Only CPU usage
>>> going high.
>>> 
>>> Regards,
>>> Chandrahasa S
>>> 
>>> 
>>> 
>>> From:   Liran Zelkha <lzelkha at redhat.com>
>>> To:     Oved Ourfali <ovedo at redhat.com>, chandrahasa.s at tcs.com
>>> Cc:     emesika at redhat.com, users at ovirt.org
>>> Date:   09/02/2014 11:04 AM
>>> Subject:        Re: [ovirt-users] Ovirt Hang after adding to ManageIq
>>> 
>>> 
>>> 
>>> Hi Chandra,
>>> 
>>> You have OutOfMemory errors. In Java applications, this causes allot of GC
>>> 
>>> activity, which causes CPU usage to spike.
>>> Can you allocate more memory to the oVirt engine?
>>> 
>>>> 
>>>> ----- Forwarded Message -----
>>>> From: "Chandrahasa S" <chandrahasa.s at tcs.com>
>>>> To: "Oved Ourfali" <ovedo at redhat.com>
>>>> Cc: users at ovirt.org
>>>> Sent: Monday, August 25, 2014 10:15:40 AM
>>>> Subject: Re: [ovirt-users] Ovirt Hang after adding to ManageIq
>>>> 
>>>> Log attached.
>>>> 
>>>> 
>>>> 
>>>> 
>>>> Chandra
>>>> 
>>>> 
>>>> 
>>>> From: Oved Ourfali <ovedo at redhat.com>
>>>> To: Chandrahasa S <chandrahasa.s at tcs.com>
>>>> Cc: users at ovirt.org
>>>> Date: 08/25/2014 11:12 AM
>>>> Subject: Re: [ovirt-users] Ovirt Hang after adding to ManageIq
>>>> 
>>>> 
>>>> 
>>>> 
>>>> Can you send the logs as well?
>>>> 
>>>> ----- Original Message -----
>>>>> From: "Chandrahasa S" <chandrahasa.s at tcs.com>
>>>>> To: "Oved Ourfali" <oourfali at redhat.com>
>>>>> Cc: users at ovirt.org
>>>>> Sent: Monday, August 25, 2014 7:23:59 AM
>>>>> Subject: Re: [ovirt-users] Ovirt Hang after adding to ManageIq
>>>>> 
>>>>> Dear Oved Team,
>>>>> 
>>>>> Ovirt version is 3.4.
>>>>> 
>>>>> Regards,
>>>>> Chandrahasa S
>>>>> Tata Consultancy Services
>>>>> Data Center- ( Non STPI)
>>>>> 2nd Pokharan Road,
>>>>> Subash Nagar ,
>>>>> Mumbai - 400601,Maharashtra
>>>>> India
>>>>> Ph:- +91 22 677-81825
>>>>> Buzz:- 4221825
>>>>> Mailto: chandrahasa.s at tcs.com
>>>>> Website: http://www.tcs.com
>>>>> ____________________________________________
>>>>> Experience certainty. IT Services
>>>>> Business Solutions
>>>>> Consulting
>>>>> ____________________________________________
>>>>> 
>>>>> 
>>>>> 
>>>>> From: Oved Ourfali <oourfali at redhat.com>
>>>>> To: Chandrahasa S <chandrahasa.s at tcs.com>
>>>>> Cc: users at ovirt.org
>>>>> Date: 08/24/2014 05:06 PM
>>>>> Subject: Re: [ovirt-users] Ovirt Hang after adding to ManageIq
>>>>> 
>>>>> 
>>>>> 
>>>>> Can you send us more details?
>>>>> What version of ovirt? Can you attach the logs? Anything special you
>>> did
>>>>> in manageiq after adding ovirt?
>>>>> Thanks
>>>>> Oved
>>>>> On Aug 22, 2014 9:49 AM, Chandrahasa S <chandrahasa.s at tcs.com> wrote:
>>>>> Dear Team,
>>>>> 
>>>>> Need you Help.
>>>>> 
>>>>> I have added Ovirt to ManageIq, after adding Ovirt Manager started to
>>>>> hang. Observed CPU utilization going high.
>>>>> 
>>>>> Once I removed it back everything gone ok, any one faced same issue ?
>>> any
>>>>> resolution ?
>>>>> 
>>>>> Regards,
>>>>> Chandrahasa S
>>>>> Tata Consultancy Services
>>>>> Data Center- ( Non STPI)
>>>>> 2nd Pokharan Road,
>>>>> Subash Nagar ,
>>>>> Mumbai - 400601,Maharashtra
>>>>> India
>>>>> Ph:- +91 22 677-81825
>>>>> Buzz:- 4221825
>>>>> Mailto: chandrahasa.s at tcs.com
>>>>> Website: http://www.tcs.com
>>>>> ____________________________________________
>>>>> Experience certainty. IT Services
>>>>> Business Solutions
>>>>> Consulting
>>>>> ____________________________________________
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>>>> 
>>>> 
>>>> _______________________________________________
>>>> Users mailing list
>>>> Users at ovirt.org
>>>> http://lists.ovirt.org/mailman/listinfo/users
>>>> 
>>> 
>>> 
>>> 
>> 

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