[Gluster-infra] review.gluster.org is really laggy today
Vijay Bellur
vbellur at redhat.com
Tue May 5 17:52:27 UTC 2015
Misc, Justin -
Can we check with iweb folks about this?
Thanks,
Vijay
On 05/05/2015 07:42 PM, Kaushal M wrote:
> There seems to be problem with the network at the host. Ran an mtr
> command for google.com which gave the following output,
> ```
> [root at dev ~]# mtr -c 50 --report google.com
> dev.gluster.org Snt: 50 Loss% Last Avg Best Wrst StDev
> 10.3.129.1 82.0% 3.5 6.7 2.6 10.3 3.1
> 72.55.168.2 98.0% 17.2 17.2 17.2 17.2 0.0
> te7-2.cr3.mtl.iweb.com 96.0% 11.2 14.9 11.2 18.7 5.3
> ae0.er1.ny.iweb.com 98.0% 18.2 18.2 18.2 18.2 0.0
> core1-0-2-0.lga.net.google.com 94.0% 18.1 15.5 13.9 18.1 2.3
> 209.85.248.178 94.0% 18.1 17.8 13.7 21.5 3.9
> 209.85.252.242 98.0% 14.6 14.6 14.6 14.6 0.0
> 209.85.143.120 98.0% 25.6 25.6 25.6 25.6 0.0
> 216.239.43.66 98.0% 25.4 25.4 25.4 25.4 0.0
> ??? 100.0 0.0 0.0 0.0 0.0 0.0
> ??? 100.0 0.0 0.0 0.0 0.0 0.0
> ??? 100.0 0.0 0.0 0.0 0.0 0.0
> ??? 100.0 0.0 0.0 0.0 0.0 0.0
> iad23s24-in-f0.1e100.net 97.9% 28.2 28.2 28.2 28.2 0.0
> ```
>
> We seem to be getting incoming requests okay enough, but a lot of the
> responses are being lost. I'm almost sure that there is nothing wrong
> with our gerrit installation.
>
> ~kaushal
>
> On Tue, May 5, 2015 at 4:22 PM, Kaushal M <kshlmster at gmail.com> wrote:
>> The site seems to be a better after the reboot. Pages are loading
>> quicker now. Should be okay for now.
>>
>> Thanks for looking into this Justin. Take care and get well soon.
>>
>> ~kaushal
>>
>> On Tue, May 5, 2015 at 4:19 PM, Justin Clift <justin at gluster.org> wrote:
>>> k, so it's a problem with more than just the Gerrit VM. :(
>>>
>>> On 5 May 2015, at 11:45, Kaushal M <kshlmster at gmail.com> wrote:
>>>> Slightly less for the host machine, ~20%.
>>>>
>>>>
>>>> On Tue, May 5, 2015 at 4:11 PM, Justin Clift <justin at gluster.org> wrote:
>>>>> Do you get packet loss to the host machine as well?
>>>>>
>>>>> + Justin
>>>>>
>>>>>
>>>>> On 5 May 2015, at 11:39, Kaushal M <kshlmster at gmail.com> wrote:
>>>>>> Might have been a spike at that moment. The loss is back to ~30%.
>>>>>>
>>>>>> On Tue, May 5, 2015 at 4:06 PM, Kaushal M <kshlmster at gmail.com> wrote:
>>>>>>> It's acutally worse now, 70-80% loss!
>>>>>>>
>>>>>>> On Tue, May 5, 2015 at 4:04 PM, Justin Clift <justin at gluster.org> wrote:
>>>>>>>> Rebooted it. Seems a little bit better from a Gerrit-isn't-quite-as-slow
>>>>>>>> point of view.
>>>>>>>>
>>>>>>>> How's the packet loss looking from your point now?
>>>>>>>>
>>>>>>>> + Justin
>>>>>>>>
>>>>>>>>
>>>>>>>> On 5 May 2015, at 11:26, Justin Clift <justin at gluster.org> wrote:
>>>>>>>>> Hmmmm. I'll reboot the VM and see if that helps.
>>>>>>>>>
>>>>>>>>> Packet loss indicates it's not just Gerrit inside the VM having a problem.
>>>>>>>>>
>>>>>>>>> + Justin
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> On 5 May 2015, at 07:47, Kaushal M <kshlmster at gmail.com> wrote:
>>>>>>>>>> Michael, Justin,
>>>>>>>>>>
>>>>>>>>>> Can one of you help here? It's becoming really painful to review, and
>>>>>>>>>> we need to review more than ever.
>>>>>>>>>>
>>>>>>>>>> ~kaushal
>>>>>>>>>>
>>>>>>>>>> On Mon, May 4, 2015 at 11:16 AM, Kaushal M <kshlmster at gmail.com> wrote:
>>>>>>>>>>> review.gluster.org is really laggy today, with a lot of packet loss.
>>>>>>>>>>> Could someone look into it?
>>>>>>>>>>>
>>>>>>>>>>> ```
>>>>>>>>>>> --- review.gluster.org ping statistics ---
>>>>>>>>>>> 33 packets transmitted, 17 received, 48% packet loss, time 32075ms
>>>>>>>>>>> rtt min/avg/max/mdev = 235.347/252.873/321.057/18.161 ms
>>>>>>>>>>> ```
>>>>>>>>>
>>>>>>>>> --
>>>>>>>>> GlusterFS - http://www.gluster.org
>>>>>>>>>
>>>>>>>>> An open source, distributed file system scaling to several
>>>>>>>>> petabytes, and handling thousands of clients.
>>>>>>>>>
>>>>>>>>> My personal twitter: twitter.com/realjustinclift
>>>>>>>>>
>>>>>>>>
>>>>>>>> --
>>>>>>>> GlusterFS - http://www.gluster.org
>>>>>>>>
>>>>>>>> An open source, distributed file system scaling to several
>>>>>>>> petabytes, and handling thousands of clients.
>>>>>>>>
>>>>>>>> My personal twitter: twitter.com/realjustinclift
>>>>>>>>
>>>>>
>>>>> --
>>>>> GlusterFS - http://www.gluster.org
>>>>>
>>>>> An open source, distributed file system scaling to several
>>>>> petabytes, and handling thousands of clients.
>>>>>
>>>>> My personal twitter: twitter.com/realjustinclift
>>>>>
>>>
>>> --
>>> GlusterFS - http://www.gluster.org
>>>
>>> An open source, distributed file system scaling to several
>>> petabytes, and handling thousands of clients.
>>>
>>> My personal twitter: twitter.com/realjustinclift
>>>
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