Extending startup timeout via sd notify failed with – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 7.5-8.9

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Briefly, this error occurs when Elasticsearch is unable to extend the startup timeout via the systemd notify interface. This could be due to a misconfiguration or an issue with the system’s resources. To resolve this issue, you can try increasing the startup timeout in the Elasticsearch service configuration file. Alternatively, you could check if there are any resource constraints on your system that might be causing the startup to take longer than expected. Lastly, ensure that Elasticsearch has the necessary permissions to interact with the systemd notify interface.

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This guide will help you check for common problems that cause the log ” extending startup timeout via sd_notify failed with [{}] ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: .

Log Context

Log “extending startup timeout via sd_notify failed with [{}]” classname is SystemdPlugin.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

         * this scheduled task after we successfully notify systemd that we are ready.
        extender.set(threadPool.scheduleWithFixedDelay(() -> {
            final int rc = sd_notify(0; "EXTEND_TIMEOUT_USEC=30000000");
            if (rc 


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