X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=pvecm.adoc;h=7cbca8bf98be0b0d4170582b33a71877af60fc26;hb=d33d2119bd0c0879a05a46065ceee70f64e3ae54;hp=968df87a1e76127bb7f3317cad3c682eae779ed6;hpb=9e73d831603cc24e2d87aa39397742a07665c595;p=pve-docs.git diff --git a/pvecm.adoc b/pvecm.adoc index 968df87..7cbca8b 100644 --- a/pvecm.adoc +++ b/pvecm.adoc @@ -275,7 +275,8 @@ You can also separate a node from a cluster without reinstalling it from scratch. But after removing the node from the cluster it will still have access to the shared storages! This must be resolved before you start removing the node from the cluster. A {pve} cluster cannot share the exact same -storage with another cluster, as it leads to VMID conflicts. +storage with another cluster, as storage locking doesn't work over cluster +boundary. Further, it may also lead to VMID conflicts. Its suggested that you create a new storage where only the node which you want to separate has access. This can be an new export on your NFS or a new Ceph @@ -405,7 +406,7 @@ omping -c 10000 -i 0.001 -F -q NODE1-IP NODE2-IP ... ---- * Ensure that multicast communication works over an extended period of time. - This covers up problems where IGMP snooping is activated on the network but + This uncovers problems where IGMP snooping is activated on the network but no multicast querier is active. This test has a duration of around 10 minutes. + @@ -633,13 +634,13 @@ pvecm create CLUSTERNAME -bindnet0_addr 10.10.10.1 -ring0_addr 10.10.10.1 \ -bindnet1_addr 10.10.20.1 -ring1_addr 10.10.20.1 ---- -RRP On A Created Cluster +RRP On Existing Clusters ~~~~~~~~~~~~~~~~~~~~~~~~ -When enabling an already running cluster to use RRP you will take similar steps -as describe in -<>. You -just do it on another ring. +You will take similar steps as described in +<> to +enable RRP on an already running cluster. The single difference is, that you +will add `ring1` and use it instead of `ring0`. First add a new `interface` subsection in the `totem` section, set its `ringnumber` property to `1`. Set the interfaces `bindnetaddr` property to an @@ -863,6 +864,14 @@ migrations. This can be done via the configuration file `datacenter.cfg` or for a specific migration via API or command line parameters. +It makes a difference if a Guest is online or offline, or if it has +local resources (like a local disk). + +For Details about Virtual Machine Migration see the +xref:qm_migration[QEMU/KVM Migration Chapter] + +For Details about Container Migration see the +xref:pct_migration[Container Migration Chapter] Migration Type ~~~~~~~~~~~~~~