1. memory hotplug not work with linux kernel 4.1.2

    If memory hotplug enabled, system cannot start. Because of acpiphp and pci_hotplug modules are removed on kernel 4.1.2!!!,nic,cpu,memory%29#Linux_Guests_notes Do you have any idea for memory hot plug?
  2. Allocating All Available Memory to VMs

    Hi, My PVE box only has 8GB RAM, & I run 2 KVMs- one with 4GB, & the other with 3GB. I'm wondering if I can allocate 4GB to the one which currently only has 3GB, and still have enough for the underlying host processes to run unencumbered. I don't use ballooning, as it's been problematic in...
  3. Process pmxcfs. High RAM and SWAP usage.

    One of my cluster's node has been reported by zabbix as having Lack of free swap space: Free swap space in % (pve1:system.swap.size[,pfree]): 9.98 % What could cause this and how to resolve? It seems that others nodes don't have such problem.


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