Difference between revisions of "LUN"
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[[wikipedia:Logical unit number]] (LUN) is a number used to identify a logical unit. | [[wikipedia:Logical unit number]] (LUN) is a number used to identify a logical unit. | ||
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| + | Messages after resize a LUN: | ||
| + | May 07 14:49:17 SERVER_NAME kernel: sd 3:0:1:0: Capacity data has changed | ||
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| + | Related commands: [[pvresize]], [[lvextend]] | ||
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* [[ONTAP]]: <code>[[lun show]]</code> | * [[ONTAP]]: <code>[[lun show]]</code> | ||
** [[Resize size of your LUN and check operating systems messages]] | ** [[Resize size of your LUN and check operating systems messages]] | ||
| + | ** Understand [[NetAPP Aggregate|NetAPP Aggregates]] | ||
* [[Linux]]: [[Multipath: remove multipath device unpresented to host]] | * [[Linux]]: [[Multipath: remove multipath device unpresented to host]] | ||
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| + | == Related terms == | ||
| + | * [[namespace]] basic unit of storage in [[NVMe]] | ||
== See also == | == See also == | ||
Latest revision as of 08:29, 30 August 2020
wikipedia:Logical unit number (LUN) is a number used to identify a logical unit.
Messages after resize a LUN:
May 07 14:49:17 SERVER_NAME kernel: sd 3:0:1:0: Capacity data has changed
Related commands: pvresize, lvextend
Activities[edit]
- Review Top LUN issues and solutions from NetApp: https://kb.netapp.com/app/answers/answer_view/a_id/1002714
- Discover new LUNs using:
rescan-scsi-bus.sh - Review status or your multipath LUNs:
multipath -ll - ONTAP:
lun show - Linux: Multipath: remove multipath device unpresented to host
Related terms[edit]
See also[edit]
- Fibre Channel: SAN, HBA, LUN, WWN, WWPN, LIF,
rescan-scsi-bus.sh - Fibre Channel: HBA,
multipath-tools,multipath,multipath -ll,/etc/multipath.confmultipathdrescan-scsi-bus.shpowermtDevice mapperdmsetup ls, - Lun mapping and LUN masking
- LIF NetApp Logical Interface
- Super Logical Unit Reset (SLUR)
- NetApp, NetApp FAS: ONTAP, NetApp Metrocluster, SVM, LIF, NetApp FAS model history, NetAPP Aggregate, FabricPool, FlexGroup, FlexCache, FlexVol, Spot.io, Ocean
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