How to enable Azure OMS maintenance mode to disable alerts during outage?
So far there is no direct option to dd single instance in
maintenance mode in OMs but seems some of the are under review with feedbacks and they may come up with the option to do so. OMS Log Analytics Team
What are the options available in
Azure OMS to suppress alerts?
1> connect / disconnect VM from OMs workspace –
Disable-OMSmonitoring script for disable OMS monitoring using Azure automation runbook at the time of maintenance mode, you can add schedule to runbook to disable monitoring at specific time.
Enable-OMSmonitoring script for enabling OMS monitoring using Azure automation runbook once you done with maintenance, you can also add schedule to runbook to re-enable monitoring at specific time.
1> Disable All alerts schedules in OMs workspace – you can refer blog for more detail on Azure Automation Runbook to enable and disable OMS Alerts how to disable /enable alert schedule using azure runbook for all i am not sure if we can disable alert for single instance using this runbook but you can try the runbook in case you want to instances connected to OMS. disable alerts for all node.
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