Friday 13th January 2023

Block Storage (Cinder Volumes / M1 Flavors) INCIDENT: SysEleven STACK issues in region CBK

Affected Components: SysEleven Stack, region CBK

Incident Start: 13 Jan 2023, 09:43 Incident End: 13 Jan 2023, 09:50


  • Block storage I/O was slow in region CBK between 9:43 and 9:50.

Customer Impact:

  • I/O performance for block storage of VMs (shared-storage main disks or volumes) was degraded which could lead to stalled system operations.