There might be something in the various /var/log/ files, have a look there
around the time and see if you can correlate anything.

Regards,
Mark Walkom

Infrastructure Engineer
Campaign Monitor
email: ma...@campaignmonitor.com
web: www.campaignmonitor.com


On 26 January 2014 18:44, Yarin Miran <yarin.mi...@gmail.com> wrote:

> Yeah that's the interval this is happening,
>
> I've checked the cronjobs on the machine, there's nothing there.
>
>
> On 26 January 2014 00:35, Mark Walkom <ma...@campaignmonitor.com> wrote:
>
>> It looks like it's happening every 33-34 minutes.
>> You might want to check if there is a scheduled task that is causing this
>> (eg cron).
>>
>> Regards,
>> Mark Walkom
>>
>> Infrastructure Engineer
>> Campaign Monitor
>> email: ma...@campaignmonitor.com
>> web: www.campaignmonitor.com
>>
>>
>> On 26 January 2014 00:59, Yarin Miran <yarin.mi...@gmail.com> wrote:
>>
>>> Hey all,
>>>
>>> I have a testing machine that queries an elasticsearch node that is
>>> locally on the very same machine.
>>> The node has a single index with 2 primary shards and no replicas.
>>>
>>> We've recently started running simultaneous tests on the machine and we
>>> noticed that the elasticsearch node randomly restarts during searches.
>>> On the elasticsearch log there's no indication of any errors
>>>
>>> Here's a small example of the log
>>>
>>> [2014-01-25 12:06:52,432][INFO ][node                     ] [Jenkins]
>>> starting ...
>>> [2014-01-25 12:06:52,600][INFO ][transport                ] [Jenkins]
>>> bound_address {inet[/0.0.0.0:9300]}, publish_address {inet[/
>>> 192.168.1.61:9300]}
>>> [2014-01-25 12:06:55,685][INFO ][cluster.service          ] [Jenkins]
>>> new_master 
>>> [Jenkins][WEbUh6FNRmC6MhNjJKDNWQ][inet[/192.168.1.61:9300]]{max_local_storage_nodes=1},
>>> reason: zen-disco-join (elected_as_master)
>>> [2014-01-25 12:06:55,721][INFO ][discovery                ] [Jenkins]
>>> cluster_Jenkins/WEbUh6FNRmC6MhNjJKDNWQ
>>> [2014-01-25 12:06:55,764][INFO ][http                     ] [Jenkins]
>>> bound_address {inet[/127.0.0.1:9200]}, publish_address {inet[/
>>> 127.0.0.1:9200]}
>>> [2014-01-25 12:06:55,765][INFO ][node                     ] [Jenkins]
>>> started
>>> [2014-01-25 12:06:56,708][INFO ][gateway                  ] [Jenkins]
>>> recovered [1] indices into cluster_state
>>> [2014-01-25 12:40:48,969][INFO ][node                     ] [Jenkins]
>>> stopping ...
>>> [2014-01-25 12:40:49,061][INFO ][node                     ] [Jenkins]
>>> stopped
>>> [2014-01-25 12:40:49,062][INFO ][node                     ] [Jenkins]
>>> closing ...
>>> [2014-01-25 12:40:49,072][INFO ][node                     ] [Jenkins]
>>> closed
>>> [2014-01-25 12:40:59,274][INFO ][node                     ] [Jenkins]
>>> version[0.90.5], pid[25402], build[c8714e8/2013-09-17T12:50:20Z]
>>> [2014-01-25 12:40:59,274][INFO ][node                     ] [Jenkins]
>>> initializing ...
>>> [2014-01-25 12:40:59,294][INFO ][plugins                  ] [Jenkins]
>>> loaded [inout], sites [bigdesk]
>>> [2014-01-25 12:41:02,747][INFO ][node                     ] [Jenkins]
>>> initialized
>>> [2014-01-25 12:41:02,747][INFO ][node                     ] [Jenkins]
>>> starting ...
>>> [2014-01-25 12:41:02,899][INFO ][transport                ] [Jenkins]
>>> bound_address {inet[/0.0.0.0:9300]}, publish_address {inet[/
>>> 192.168.1.61:9300]}
>>> [2014-01-25 12:41:05,981][INFO ][cluster.service          ] [Jenkins]
>>> new_master 
>>> [Jenkins][K2hM2A-DRwulWrMHuTz1Jw][inet[/192.168.1.61:9300]]{max_local_storage_nodes=1},
>>> reason: zen-disco-join (elected_as_master)
>>> [2014-01-25 12:41:06,018][INFO ][discovery                ] [Jenkins]
>>> cluster_Jenkins/K2hM2A-DRwulWrMHuTz1Jw
>>> [2014-01-25 12:41:06,062][INFO ][http                     ] [Jenkins]
>>> bound_address {inet[/127.0.0.1:9200]}, publish_address {inet[/
>>> 127.0.0.1:9200]}
>>> [2014-01-25 12:41:06,062][INFO ][node                     ] [Jenkins]
>>> started
>>> [2014-01-25 12:41:06,812][INFO ][gateway                  ] [Jenkins]
>>> recovered [1] indices into cluster_state
>>> [2014-01-25 13:02:28,648][DEBUG][action.index             ] [Jenkins]
>>> Sending mapping updated to master: index [tenant] type [audit]
>>> [2014-01-25 13:14:57,650][INFO ][node                     ] [Jenkins]
>>> stopping ...
>>> [2014-01-25 13:14:57,745][INFO ][node                     ] [Jenkins]
>>> stopped
>>> [2014-01-25 13:14:57,746][INFO ][node                     ] [Jenkins]
>>> closing ...
>>> [2014-01-25 13:14:57,762][INFO ][node                     ] [Jenkins]
>>> closed
>>> [2014-01-25 13:15:09,126][INFO ][node                     ] [Jenkins]
>>> version[0.90.5], pid[4000], build[c8714e8/2013-09-17T12:50:20Z]
>>> [2014-01-25 13:15:09,127][INFO ][node                     ] [Jenkins]
>>> initializing ...
>>> [2014-01-25 13:15:09,142][INFO ][plugins                  ] [Jenkins]
>>> loaded [inout], sites [bigdesk]
>>> [2014-01-25 13:15:12,913][INFO ][node                     ] [Jenkins]
>>> initialized
>>> [2014-01-25 13:15:12,914][INFO ][node                     ] [Jenkins]
>>> starting ...
>>> [2014-01-25 13:15:13,162][INFO ][transport                ] [Jenkins]
>>> bound_address {inet[/0.0.0.0:9300]}, publish_address {inet[/
>>> 192.168.1.61:9300]}
>>> [2014-01-25 13:15:16,268][INFO ][cluster.service          ] [Jenkins]
>>> new_master 
>>> [Jenkins][M1nNu0uvS1GGMPqHfJMyFA][inet[/192.168.1.61:9300]]{max_local_storage_nodes=1},
>>> reason: zen-disco-join (elected_as_master)
>>> [2014-01-25 13:15:16,326][INFO ][discovery                ] [Jenkins]
>>> cluster_Jenkins/M1nNu0uvS1GGMPqHfJMyFA
>>> [2014-01-25 13:15:16,363][INFO ][http                     ] [Jenkins]
>>> bound_address {inet[/127.0.0.1:9200]}, publish_address {inet[/
>>> 127.0.0.1:9200]}
>>> [2014-01-25 13:15:16,364][INFO ][node                     ] [Jenkins]
>>> started
>>> [2014-01-25 13:15:17,264][INFO ][gateway                  ] [Jenkins]
>>> recovered [1] indices into cluster_state
>>> [2014-01-25 13:49:04,861][INFO ][node                     ] [Jenkins]
>>> stopping ...
>>> [2014-01-25 13:49:05,002][INFO ][node                     ] [Jenkins]
>>> stopped
>>> [2014-01-25 13:49:05,003][INFO ][node                     ] [Jenkins]
>>> closing ...
>>> [2014-01-25 13:49:05,033][INFO ][node                     ] [Jenkins]
>>> closed
>>> [2014-01-25 13:49:16,651][INFO ][node                     ] [Jenkins]
>>> version[0.90.5], pid[16773], build[c8714e8/2013-09-17T12:50:20Z]
>>> [2014-01-25 13:49:16,652][INFO ][node                     ] [Jenkins]
>>> initializing ...
>>> [2014-01-25 13:49:16,677][INFO ][plugins                  ] [Jenkins]
>>> loaded [inout], sites [bigdesk]
>>> [2014-01-25 13:49:20,567][INFO ][node                     ] [Jenkins]
>>> initialized
>>> [2014-01-25 13:49:20,567][INFO ][node                     ] [Jenkins]
>>> starting ...
>>> [2014-01-25 13:49:20,802][INFO ][transport                ] [Jenkins]
>>> bound_address {inet[/0.0.0.0:9300]}, publish_address {inet[/
>>> 192.168.1.61:9300]}
>>> [2014-01-25 13:49:23,904][INFO ][cluster.service          ] [Jenkins]
>>> new_master 
>>> [Jenkins][FDaqAZjQRsaDE7zlueNMBg][inet[/192.168.1.61:9300]]{max_local_storage_nodes=1},
>>> reason: zen-disco-join (elected_as_master)
>>> [2014-01-25 13:49:23,927][INFO ][discovery                ] [Jenkins]
>>> cluster_Jenkins/FDaqAZjQRsaDE7zlueNMBg
>>> [2014-01-25 13:49:23,979][INFO ][http                     ] [Jenkins]
>>> bound_address {inet[/127.0.0.1:9200]}, publish_address {inet[/
>>> 127.0.0.1:9200]}
>>> [2014-01-25 13:49:23,980][INFO ][node                     ] [Jenkins]
>>> started
>>> [2014-01-25 13:49:25,120][INFO ][gateway                  ] [Jenkins]
>>> recovered [1] indices into cluster_state
>>>
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>
>
>
> --
> Best regards,
>
> Yarin
>
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