0 Replies Latest reply on Sep 7, 2017 4:41 AM by RAJ_RAJ

    Best practices for using vSAN 6.5 iSCSI devices

    RAJ_RAJ Expert



      One of the important information for using iSCSI taraget on VSAN Cluster   ,   Hope in future release ISCSI support for hyper visor , other OS and  application supports  will be available


      Key benefits

      • Preferred method for mapping vmdks to physical Oracle RAC deployments
      • Great for sharing vSAN resources with physical workloads.
      • Support for CHAP & Mutual CHAP authentication methods.
      • iSCSI target objects are protected by storage policy configuration.
      • Simplified storage management through the use of vCenter/RVC/Observer


      • Currently not supported for implementation for Microsoft clusters.
      • Currently not supported for use as a target for other vSphere hosts.
      • Currently not supported for use with third party hypervisors.
      • Currently not supported for use with virtual machines

      Configuration maximums 

      • Maximum 1024 LUNs per vSAN cluster
      • Maximum 128 targets per vSAN cluster
      • Maximum 256 LUNS per target
      • Maximum LUN size of 62TB
      • Maximum 128 iSCSI sessions per host.
      • Maximum 4096 iSCSI IO queue depth per host
      • Maximum 128 outstanding writes per LUN .
      • Maximum 256 outstanding IOs per LUN.
      • Maximum 64 client initiators per LUN



      Best practices for using vSAN 6.5 iSCSI devices (2148216) | VMware KB



      Here is other iSCSi vSAN documentation: https://storagehub.vmware.com/#!/vmware-vsan/iscsi-target-usage-guide

      Here is VSAN design document:  https://www.google.ie/url?sa=t&rct=j&q=&esrc=s&source=web&cd=1&ved=0ahUKEwj5_vau8pLWAhUJ82MKHaqKD3YQFggnMAA&url=https%3A…

      Mark my post as "helpful" or "correct" if I've helped resolve or answered your query!