Semaphore vs Circle CI - Uptime & Outage Comparison
Compare uptime, outage statistics, and incident history between Semaphore and Circle CI. See which service has better reliability.
Note: Each service has different practices when updating its status page. One service may report more incidents due to transparency, not necessarily worse reliability. Compare these stats with context.
Semaphore
Status monitoring since April 2020
Operational
Semaphore Incident Statistics
3
Last 7 days
6
Last 30 days
19
Last 90 days
Recent Semaphore Incidents
Resolved
2 days ago
Delays in Job Processing
We are currently investigating this issue.
Resolved
3 days ago
Delays in Job Processing
We are currently investigating this issue.
Resolved
4 days ago
Delays in jobs scheduling
The issue has been identified and a fix is being implemented.
Components Status
Circle CI
Status monitoring since April 2020
Operational
Circle CI Incident Statistics
2
Last 7 days
10
Last 30 days
25
Last 90 days
Recent Circle CI Incidents
Resolved
3 days ago
Increased Docker gen2 wait times
Some users might see increased wait times for gen2 Docker jobs due to capacity issues.
Resolved
4 days ago
Increased wait times for macOS jobs on m4pro.large
We're seeing increased wait times for some macOS jobs using the m4pro.large resource class. We're investigating and w...
Resolved
10 days ago
Delays starting macOS jobs that use Xcode 26.6.0
Since approximately 14:00 UTC, customers running macOS jobs that use Xcode 26.6.0 on the M4 Pro large resource class ...
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