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Linux host reports critical space allocation error

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Category:
fas-systems
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san
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Applies to

  • ONTAP 9
  • Linux
  • THIN provisioning LUNs
  • SAN

Issue

  • Linux host reports critical space allocation errors:

Jul 13 08:58:35 LINUX kernel: blk_update_request: critical space allocation error, dev sdce, sector 30148480

Jul 13 08:58:35 LINUX kernel: blk_update_request: critical space allocation error, dev dm-39, sector 30148480

  • EMS shows that the Volume(containing the LUN) ran out of available space:

Wed Jul 13 08:58:29 CEST [NETAPP-AFF700: wafl_exempt09: wafl.vol.full:notice]: Insufficient space on volume vol_test1@vserver:17e80469-c0f7-11ea-9dxx-00a098xxxxxx to perform operation. 44.0KB was requested but only 20.0KB was available.

  • df -h on the NetApp storage shows that the Volume(containing the LUN) is full:

Filesystem kbytes used avail capacity Mounted on

/vol/vol_test1/ 104857600 104655568 202032 100% /vol/vol_test1/

  • Volume/LUN sizes are equal. Auto_grow is not enabled on the volume

::> vol show -fields autosize-mode
vserver    volume autosize-mode
---------- ------ -------------
svm1       vol_test1 off

 

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