[ZBX-6409] Agent.ping with nodata() generate false Alert. Created: 2013 Mar 18  Updated: 2017 May 30  Resolved: 2013 Mar 18

Status: Closed
Project: ZABBIX BUGS AND ISSUES
Component/s: Agent (G)
Affects Version/s: 2.0.5
Fix Version/s: None

Type: Incident report Priority: Major
Reporter: Mudassir Zaidi Assignee: Unassigned
Resolution: Won't fix Votes: 0
Labels: triggers
Remaining Estimate: Not Specified
Time Spent: Not Specified
Original Estimate: Not Specified
Environment:

Virtual Machine (VM):
O/S: CentOS 6.3
H/W: 16GB RAM, 8 Cores



 Description   

Agent.Ping (Passive) item is configured on Zabbix Server (2.0.5) with update interval of 60 seconds. The trigger expression is

{Hostname:agent.ping.nodata(3m)}

=1

Once or twice in a day it generate false Alerts related to nodata for agent.ping. During this time, MySQL's slow query log file shows 20 to 100 sec query time (for rest of the time, MySQL statistics remains at optimum).

Its a large scale deployment and false alerts related to Agent.ping nodata() really impacting the response to other alerts.

Please suggest some solution.



 Comments   
Comment by richlv [ 2013 Mar 18 ]

sounds like a performance issue, not a bug.
please use zabbic forums, irc ad other channels for the community support

Comment by Nico MS [ 2016 Dec 07 ]

It happens the same with version 3.2.1 with Windows agents only.

It doesn't seem a performance issue because changing timeouts doesn't help either. In Zabbix 2.2 works correctly.

I think exists a bad evalution ot the trigger because the agent.ping item is poolling correctly every minute.

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