VMware vSphere

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  • 1.  Resource pool limit cpu

    Posted Oct 17, 2024 01:05 PM

    Hi, I'm new on resource pool.

    I have 2 new farm with two host same cpu and memory.
    enable DSR  + create a limited cpu 10Ghz resource pool and move the vm into this pool.

    but I can see is the resource pool didn't take effect, the resource pool keep 10Gbps free.

    Please advise if there any other configuration I missed

    Thanks.



  • 2.  RE: Resource pool limit cpu
    Best Answer

    Posted Oct 21, 2024 05:40 PM

    4 things to check here according to Tiyaro DeepQuery:

    1. Check Cluster Health: Make sure the cluster status is not yellow or red. A cluster in a yellow or red state may not have sufficient capacity to meet the reservations configured for all virtual machines and resource pools. This could be due to restricted resource limits on the virtual machine or its parent resource pool, or possibly overloaded host or cluster capacity.

    2. Examine Resource Constraints: Verify whether the virtual machines or resource pools have configured resource limits that are too restrictive. This includes checking if the demand is equal to or greater than the configured limits, as such constraints could inhibit appropriate resource allocation.

    3. Review DRS Configuration: Ensure that any DRS (Distributed Resource Scheduler) affinity or anti-affinity rules are not preventing DRS from moving virtual machines across hosts, as this can affect load balancing and resource allocation.

    4. Inspect Host and Cluster Load: Check the load on your hosts. If a host is oversubscribed, DRS might not move VMs due to any configured VM/VM or VM/Host DRS rules.