linuxlinuxha
LinuxHA
Files
Config file:
/etc/ha.d/ha.cf
Resources file:
/etc/ha.d/haresources
Commands
cl_status:
Subcommand | Action |
---|---|
cl_status rscstatus | Show the status of cluster resources. Status will be one of: local, foreign, all or none. |
cl_status hbstatus | Indicate if heartbeat is running on the local system. |
cl_status listnodes | List the nodes in the cluster |
cl_status nodetype TYPE | List the nodes of the given type. Currently the available types are ping and normal. |
cl_status listhblinks NODENAME | List the network interfaces used as heartbeat links. Nodename should be as per the ha.cf file for the cluster. |
cl_status hblinkstatus NODENAME LINKNAME | Show the status of a heartbeat link. Nodename should be as per the ha.cf file for the cluster. Linkname should be as per the output of the listhblinks subcomand. |
Migrating resources:
Command | Run local action | Equivalent remote command |
---|---|---|
hb_standby local | Migrate preferred resources to remote | hb_takeover foreign |
hb_standby foreign | Migrate non-preferred remote resources to remote | hb_takeover local |
hb_standby all | Migrate all resources to remote | hb_takeover all |
hb_standby | same as above | hb_takeover |
linuxlinuxha.txt · Last modified: 2017/10/27 01:09 by 127.0.0.1