Writing a large file to a FlexCache volume fails due to no space
Applies to
- ONTAP 9
- FlexCache
- CIFS/SMB
Issue
- Writing a large file to a FlexCache volume files due to no space with CIFS/SMB clients, but the same operation is successful with NFS
- During the failure, an EMS event for CIFS operation timeout (
Nblade_CifsOperationTimedOut_1orNblade.CifsOperationTimedOut) is seen with SPINNP_ERR_RETRY as the lastSpinNpErrorWed Dec 14 19:48:04 -0500 [CLUSTER-01: kernel: Nblade_CifsOperationTimedOut_1:error]: params: {'remoteBladeID': 'abcdefgh-jklm-nopq-rstu-vwxyz1234567 (CLUSTER-01)', 'cmdRestartCnt': '0', 'vserverId': '3', 'commandName': 'SMB2_COM_QUERY_DIRECTORY', 'isQosEnabled': 'QoS_disabled', 'lastSpinNpError': 'SPINNP_ERR_RETRY', 'localIpAddress': '10.1.1.100', 'lastCsmError': 'CSM_OK', 'clientIpAddress': '10.100.2.200', 'vserverName': 'svm1', 'suspensionCnt': '80', 'dsId': '1234'}
- SKTRACE at the time show no space errors
2022-12-15T00:47:26Z 7641770804282852 [7:0] WAFLREMOTE_EXCEPTION: store cache 1234.567 of origin 1234567890.123 snapid 0: debt enospc (error 292)
2022-12-15T00:47:27Z 7641772920210476 [9:0] WAFLREMOTE_EXCEPTION: store cache 1234.567 of origin 1234567890.123 snapid 0: debt enospc (error 292)
2022-12-15T00:47:28Z 7641775036085282 [9:0] WAFLREMOTE_EXCEPTION: store cache 1234.567 of origin 1234567890.123 snapid 0: debt enospc (error 292)
2022-12-15T00:47:29Z 7641777152068696 [11:0] WAFLREMOTE_EXCEPTION: store cache 1234.567 of origin 1234567890.123 snapid 0: debt enospc (error 292)
2022-12-15T00:47:30Z 7641779267948144 [10:0] WAFLREMOTE_EXCEPTION: store cache 1234.567 of origin 1234567890.123 snapid 0: debt enospc (error 292)