Linux-HA
The High Availability Linux Project Heartbeat
Tegu on linuxi klastri softiga, millega saab edukalt teha standby klastri.
Alla saab laada aadressilt: http://www.linux-ha.org/DownloadSoftware
Saab confida nii guiga (hb_gui), aga võib ka ise confifaile modida
haresources failis asuvad iga node kohta kirjeldus, mis selles masinas peaks jooksma (sellenimeline fail peab asuma kataloogis /etc/init.d/)
#cat haresources
mats 10.1.5.2 httpd resin
papp 10.1.5.1 vsftpd
# cat ha.cf
debugfile /var/log/ha-debug
logfile /var/log/ha-log
logfacility local0
- keepalive: how long between heartbeats?
keepalive 2
- deadtime: how long-to-declare-host-dead?
deadtime 30
- warntime: how long before issuing "late heartbeat" warning?
warntime 10
- Very first dead time (initdead)
initdead 120
udpport 694
bcast eth0
node papp
node mats
auto_failback on
ping 10.1.254.254
respawn hacluster /usr/lib/heartbeat/ipfail
apiauth cl_status uid=root
apiauth ipfail uid=root,hacluster
# more authkeys
auth 2
2 crc