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THICK LUN Goes Offline

Last Updated:

Applies to

  • ONTAP 9
  • THICK provisioning


  • THICK provisioned LUN goes offline due to insufficient space in the volume.
  • EMS Log:

Mon Nov 30 00:10:19 CET [NETAPP: wafl_exempt00: wafl.vol.full:notice]: Insufficient space on volume NetApp_VOL@vserver:3bd37812-3d30-11ea-a58e-d039ea12b1e4 to perform operation. 4.00KB was requested but only 1.00KB was available.

  • Check if the LUN is THICK Provisioned:

::> lun show /vol/NetApp_VOL/lun_NetApp_VOL -fields space-reserve
vserver path                            space-reserve
------- ------------------------------- -------------
svm1    /vol/NetApp_VOL/lun_NetApp_VOL  enabled

  • Check available space in the volume:

::> df -h NetApp_VOL
Filesystem              kbytes       used          avail capacity  Mounted on
/vol/NetApp_VOL/        8332236556   8332236556    0     100%      /vol/NetApp_VOL/

  • Check if volume/storage efficiency is enabled and running:

::> vol efficiency show NetApp_VOL
Vserver    Volume           State     Status      Progress           Policy
---------- ---------------- --------- ----------- ------------------ ----------
my_vserver NetApp_VOL        Enabled   Idle        Idle for 08:24:51  -

::> df -s -h NetApp_VOL
Filesystem                   used      saved       %saved   Vserver
/vol/NetApp_VOL/            2351MB      731MB          24%  my_vserver


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