You can use the esxcli commands to change the I/O scheduling capability. The capability is enabled by default.
Install ESXCLI. See Getting Started with ESXCLI. For troubleshooting, run esxcli commands in the ESXi Shell.
- ♦ To enable or disable per file I/O scheduling, run the following commands:
Option Description esxcli system settings kernel set -s isPerFileSchedModelActive -v FALSE Disable per file I/O scheduling esxcli system settings kernel set -s isPerFileSchedModelActive -v TRUE Enable per file I/O scheduling