Home » VMware » 2VB-601 » What can an administrator do to potentially improve performance when deploying vSAN iSCSI volumes?
Given a limited maximum queue depth, what can an administrator do to potentially improve performance when deploying vSAN iSCSI volumes?
A. Utilize multiple iSCSI targets.
B. Change the erasure coding to RAID-6
C. Adjust the maximum iSCSI queue depth values
D. Configure multiple VMkernel ports
Correct Answer: C
Explanation/Reference:
Explanation:
Today if you are noticing that your device queues are constantly bumping up to their maximum limits, it would be recommended to increase the Device/LUN depth and use SIOC to help mitigate any potential noisy neighbor problem.
References:https://blogs.vmware.com/vsphere/2012/07/troubleshooting-storage-performance-in-vsphere-part-5-storage-queues.html
Page 11 – https://storagehub.vmware.com/export_to_pdf/iscsi-target-usage-guide.
A is correct
A is correct. Go to this link: https://storagehub.vmware.com/t/vmware-vsan/iscsi-target-usage-guide