Intermittent Flexcache disconnects due to communication failures between the intercluster LIFs
Applies to
- ONTAP 9
- FlexCache
Issue
Intermittent disconnection of FlexCache volumes from the origin volume, causing long timeouts when accessing specific folders. Users reported that folders sometimes fail to load or take a long time to open.
The following event is reported in EMS:
[Node-01: mgwd: cpeer.addr.stable.down:error]: Stable address 10.x.x.x of cluster sm-greg, in IPspace Default, cannot be contacted.
[Node-01: UtilFsmThread: flexcache.originDisconnected: EMERGENCY]: FlexCache volume with Name cache__0001 is disconnected from its origin volume.
[Node-01: kernel: csm.sessionFailed: debug]: Cluster interconnect session failed with CSM error CSM_CONNABORTED.