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LUN offline due to the fractional reserve 100% setup

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Category:
ontap-9
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san
Last Updated:

Applies to

ONTAP 9

Issue

  • Thick / thin LUN with thick volume write IO fails when space allocation is enabled
  • LUN goes offline
  • Volume show may indicate out of space
  • EMS or event log show -time :

[wafl.vol.full:notice]: Insufficient space on volume volname@vserver:123 to perform operation. 4.00KB was requested but only 1.00KB was available.
LUN.out.of.space: LUN /vol/XXXXXX/XXXXXX, vol XXXXXX (DSID 1028) is out of space (UUID: XXXXXX).

 

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