All Systems Operational

Updated 5 months ago

File System




History (Last 30 days)

Incident Status

Service Disruption


File System


UCloud - Beijing

November 16, 2017 12:16 PST
[Investigating] 12:18 Received alarm about disruption of JuiceFS metadata service in UCloud beijing region. Investigation started. 12:20 Saw that two follower nodes can't replay change log from leader, kept restarting. 12:23 Restarted the previous leader. 12:26 Service is fully recovered, back to normal. 13:30 Find the bug that cause the failure of applying. 20:30 Deployed the bugfix.

November 16, 2017 12:26 PST
[Resolved] This is caused by a bug introduced in 4.2.2, which have a slightly different logic to apply change log, that introduce different internal result and fail the checksum. The bug was fixed and deployed.