vmware

Apr
24

XtremIO X1 and VMware - APD v’s PDL

In general, when a Storage Controller is shutting down for any reason, XtremIO X1 will send a "Logical Unit
4 min read
Feb
28

Multipathing Impact on Performance

Multipathing configuration has always played a part in storage performance, and most vendors now use some form of Round Robin
5 min read
Feb
24

VMware Queue Depths and Conflicting Worlds

One of the more confusing storage-related settings in VMware is the "SchedNumReqOutstanding" setting. In versions up to and
4 min read
Feb
03

XtremIO and VMware Path Failure Detection

In XtremIO XIOS version 4.0.10 we made an (optional) change to the SCSI error codes that the array
5 min read