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Nagios XI server is sending memory load alerts despite no high memory usage on the client

The client machine has free memory 64.5911% free up the memory, here is my nagios xi service definition.

define service { host_name test service_description Memory Usage use xiwizard_nrpe_service servicegroups Linux - Load Average,Linux - Memory Utilization check_command check_nrpe!check_mem!-a '-w 20 -c 10' max_check_attempts 5 check_interval 5 retry_interval 1 check_period xi_timeperiod_24x7 notification_interval 60 notification_period xi_timeperiod_24x7 contacts nagiosadmin _xiwizard linux-server_legacy register 1 }
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  • What is the command behind check_mem in the client config? Commented Mar 21 at 7:22
  • Also IMHO you should remove second exclamation mark in line check_command check_nrpe!check_mem!-a '-w 20 -c 10' Commented Mar 21 at 7:25
  • check_nrpe!check_mem!-a '-w 20 -c 10' this is configuration by nagios which i setup from nagios xi console Commented Mar 21 at 9:29
  • What is the config on the client!!! Commented Mar 21 at 9:48

1 Answer 1

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I resolved my issue.

The problem was caused by a faulty plugin on the client side. I fixed it by reinstalling the NRPE agent on the client machine. After the reinstallation, the high memory utilization and load utilization alerts disappeared.

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