[GitHub] wido opened a new pull request #3101: kvm: Set amount of queues for Virtio SCSI driver to vCPU of Instance

[GitBox <gi...@apache.org>]

wido opened a new pull request #3101: kvm: Set amount of queues for Virtio SCSI driver to vCPU of Instance
URL: https://github.com/apache/cloudstack/pull/3101
 
 
   ## Description
   The additional queues can enhance the performance of the VirtIO SCSI disk
   and it is recommended to set this to the amount of vCPUs a Instance is assigned.
   
     The optional queues attribute specifies the number of queues for the
     controller. For best performance, it's recommended to specify a value matching
     the number of vCPUs. Since 1.0.5 (QEMU and KVM only)
   
   Source: https://libvirt.org/formatdomain.html#elementsVirtio
   
   ## Types of changes
   - [ ] Enhancement (improves an existing feature and functionality)
   
   ## Screenshots (if appropriate):
   
   ## How Has This Been Tested?
   Tested on local Cloud and Unit Tests have been extended.
   

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