Actions delays in starting runs
On August 24, 2026, between 13:33 UTC and 14:04 UTC, 3.8% of Actions runs experienced start delays over 5 minutes with 1.25% of Actions runs failing outright. The incident was caused by a disk failure on a node hosting one of many service instances responsible for processing runner assignment events. Typically, pods on unhealthy nodes are removed and replaced automatically without impact. In this case, although the node was severely degraded and unable to perform disk operations, it continued sending healthy signals, preventing the system from immediately moving its work elsewhere. During this period, events assigned to the affected component accumulated until an automatic rebalance redirected processing to healthy components at 13:54 UTC. The queue backlog was cleared at 14:00 UTC, and processing returned to normal by 14:04 UTC. To prevent a recurrence, we are improving detection and automated remediation for unhealthy nodes that aren’t fully offline. We are also strengthening applica
The latest update from GitHub.
State
Resolved
Started
69 d ago
2026-08-24 13:56 UTC
Lasted
38 min
until 2026-08-24 14:34 UTC
Worst impact
Degraded
Timeline
4 updatesInvestigating
29 min 77%
Monitoring
9 min 23%
Updates
Times in UTCAs posted by GitHub
On August 24, 2026, between 13:33 UTC and 14:04 UTC, 3.8% of Actions runs experienced start delays over 5 minutes with 1.25% of Actions runs failing outright. The incident was caused by a disk failure on a node hosting one of many service instances responsible for processing runner assignment events. Typically, pods on unhealthy nodes are removed and replaced automatically without impact. In this case, although the node was severely degraded and unable to perform disk operations, it continued sending healthy signals, preventing the system from immediately moving its work elsewhere. During this period, events assigned to the affected component accumulated until an automatic rebalance redirected processing to healthy components at 13:54 UTC. The queue backlog was cleared at 14:00 UTC, and processing returned to normal by 14:04 UTC. To prevent a recurrence, we are improving detection and automated remediation for unhealthy nodes that aren’t fully offline. We are also strengthening applica
The degradation affecting Actions has been mitigated. We are monitoring to ensure stability.
Failures while queuing and running Actions jobs for a subset of customers are now resolving. We are monitoring for full recovery.
We are investigating reports of degraded performance for Actions
Affected components
1GitHub in the last 90 days
Full historyIncidents in 90 days
46
Days with an incident
34
Median duration
1 h 29 min
This incident
58% shorter than the median
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