In sharepoint_util.log of the collector there's always a reccuring set of the following logs for the particular site collection
2019-04-19 09:27:50 INFO: #{1} Checking versions of client and webservice. URL:
http://xxx.xxxxxxx.xx/sites/xxxxxxx2019-04-19 09:27:50 INFO: #{1} Internal handshake version at Client: 6.0.0.000
2019-04-19 09:27:50 INFO: #{1} Internal handshake version at Webservice: 6.0.0.000
2019-04-19 09:27:50 INFO: #{1} DI does not contain client timeout property (property = sp.client_timeout). Using native defaults
2019-04-19 09:27:50 INFO: #{1} Client timeout value is 100000 milliseconds
2019-04-19 09:27:50 INFO: #{1} Discovery pagesize set to 500
2019-04-19 09:27:50 INFO: #{1} EventHandler pagesize set to 500
2019-04-19 09:27:50 INFO: #{1} Setting Event handler to False for site collection
http://xxx.xxxxxxx.xx/sites/xxxxxxx2019-04-19 09:27:51 INFO: #{1} Event handler Deactivated on 1 websites
2019-04-19 09:27:51 INFO: #{1} Exitcode : 0
2019-04-19 09:27:51 INFO: #{1} Checking versions of client and webservice. URL:
http://xxx.xxxxx.xx/sites/xxxxxxx2019-04-19 09:27:51 INFO: #{1} Internal handshake version at Client: 6.0.0.000
2019-04-19 09:27:51 INFO: #{1} Internal handshake version at Webservice: 6.0.0.000
2019-04-19 09:27:51 INFO: #{1} DI does not contain client timeout property (property = sp.client_timeout). Using native defaults
2019-04-19 09:27:51 INFO: #{1} Client timeout value is 100000 milliseconds
2019-04-19 09:27:51 INFO: #{1} Discovery pagesize set to 500
2019-04-19 09:27:51 INFO: #{1} EventHandler pagesize set to 500
2019-04-19 09:27:51 INFO: #{1} Setting Event handler to True for site collection
http://xxx.xxxxx.xxx/sites/xxxxxx2019-04-19 09:29:31 ERROR: #{1} System.Net.WebException: The operation has timed out
at System.Web.Services.Protocols.WebClientProtocol.GetWebResponse(WebRequest request)
at System.Web.Services.Protocols.HttpWebClientProtocol.GetWebResponse(WebRequest request)
at System.Web.Services.Protocols.SoapHttpClientProtocol.Invoke(String methodName, Object[] parameters)
at sharepoint_utilclient.SDIWebSvc.SDIWebService.activateEventHandlerPaginated(Guid g, Guid stapler, String& err, Int32 pagesize, Int32 pagenumber, Boolean& havemore, Int32& activateCount)
at sharepoint_utilclient.sharepoint_utilclient.updateEventHandler(Boolean status, Int32 pagesize)
at sharepoint_utilclient.sharepoint_utilclient.Main(String[] args)
2019-04-19 09:29:31 ERROR: #{1} Exitcode : 200