Technologies/MySQL/mysql.innodb.os_log_pending_fsyncs
MySQLMySQLMetric

mysql.innodb.os_log_pending_fsyncs

Number of pending InnoDB log fsync (sync-to-disk) requests.
Dimensions:None
Available on:DatadogDatadog (1)
Interface Metrics (1)
DatadogDatadog
Number of pending InnoDB log fsync (sync-to-disk) requests.
Dimensions:None
Sources
mysql.innodb.os_log_pending_fsyncsgithub.com
Related Insights (2)
Disk I/O Saturation from Write Loadcritical

Storage I/O capacity exhausted by high write workload. Write operations queue waiting for disk, causing latency increases and potential transaction timeouts. Often occurs during batch updates, bulk inserts, or when storage IOPS provisioning is insufficient.

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InnoDB Checkpoint Stallcritical

InnoDB checkpointing cannot keep pace with write workload, causing log files to fill and write stalls. Occurs when innodb_io_capacity is too low, storage IOPS insufficient, or during sustained high write load. Manifests as periodic write latency spikes.

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