Servers cannot write to the LUN's due to WALF very low on memory

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Views:: 34

Visibility:: Public

Votes:: 0

Category:: ontap-9

Specialty:: core

Last Updated:

Applies to

ONTAP 9.1P14

Issue

Servers cannot write on LUN's and data and root aggregates are seen offline.

EMS logs:

Sat Jan 09 04:14:35 CET [node_name-01: scsit_lu_1: wafl.memory.statusVeryLowMemory:alert]: WAFL is running very low on memory, with 1454MB remaining.

Sat Jan 09 04:19:35 CET [node_name-01: scsit_lu_0: wafl.memory.statusVeryLowMemory:alert]: WAFL is running very low on memory, with 0MB remaining.

Sat Jan 09 04:57:17 CET [node_name-01: scsit_lu_1: wafl.memory.statusVeryLowMemory:alert]: WAFL is running very low on memory, with 445MB remaining.

A system uptime is higher than 300 days.

Sat Jan 09 01:00:00 CET [node_name-01: statd: kern.uptime.filer:info]:   1:00am up 398 days, 12:12 3 NFS ops, 0 CIFS ops, 0 HTTP ops, 78932960637 FCP ops, 0 iSCSI ops