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I have a nagios service with volatile option on (executes event handler every time it encounters a non-ok hard state). Problem is that if the event handler executes for 2-3 times (that is the expected behaviour) nagios complaints in the log file</p>

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<p style="margin:0px 0px 1em;padding:0px;border:0px;vertical-align:baseline;background-color:transparent;clear:both;word-wrap:break-word">Warning: A system time change of 0d 0h 14m 59s (forwards in time) has been detected. Compensating...</p>

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After that nagios just freezes and nothing happens, even I try and restart nagios but again nothing happens ( I am unable to force check that service either ). This nagios server in in EC2. I did read about Xen being the culprit in this Server Fault question <a href="http://serverfault.com/questions/499783/nagios-check-services-being-orphaned" style="margin:0px;padding:0px;border:0px;vertical-align:baseline;background-color:transparent;color:rgb(69,101,131);text-decoration:none">link</a></p>

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but couldn't find a solution, can any one please help me resolve this issue.</p><p style="margin:0px 0px 1em;padding:0px;border:0px;font-size:14px;vertical-align:baseline;clear:both;word-wrap:break-word;color:rgb(0,0,0);font-family:Arial,'Liberation Sans','DejaVu Sans',sans-serif;line-height:18px">

Any help would be appreciated here.</p><p style="margin:0px 0px 1em;padding:0px;border:0px;font-size:14px;vertical-align:baseline;clear:both;word-wrap:break-word;color:rgb(0,0,0);font-family:Arial,'Liberation Sans','DejaVu Sans',sans-serif;line-height:18px">

Thanks</p></div>