Early signs of latency on Flexgroups
Applies to
- ONTAP 9
- Flexgroups
Issue
- No access to flexgroups across the entire cluster
- EMS messages found in all nodes in the cluster:
Wed Oct 05 08:49:06 -0500 [Node: wafl_exempt04: wafl.xmem.nomemory:debug]: Unable to allocate memory through the xxxx.lng_strings.lns_freelist freelist. Allocation size: 5280 bytes. Wed Oct 05 08:56:57 -0500 [Node: wafl_exempt22: ems.engine.suppressed:debug]: Event 'wafl.xmem.nomemory' suppressed 421 times in last 470 seconds
Wed Oct 05 00:23:23 -0500 [Node: kernel: Nblade.dBladeNoResponse.NFS:error]: File operation timed out because there was no response from the data-serving node. Node UUID: xxxx, file operation protocol: NFS, client IP address: xx.xx.xxx.xxx, RPC procedure: 1.