Change8
Error1 reports

Fix AppendPartialError

in Prometheus

Solution

AppendPartialError often arises when the underlying storage fails to commit all data points during an append operation due to issues like disk errors or exceeding configured limits. To resolve this, implement robust error handling in your appending logic, specifically retry failed appends with exponential backoff, and also check/increase storage capacity or configure appropriate WAL (Write-Ahead Logging) settings for better durability.

Related Issues

Real GitHub issues where developers encountered this error:

Timeline

First reported:Dec 1, 2025
Last reported:Dec 1, 2025

Need More Help?

View the full changelog and migration guides for Prometheus

View Prometheus Changelog