View stunning SlideShares in full-screen with the new iOS app!Introducing SlideShare for AndroidExplore all your favorite topics in the SlideShare appGet the SlideShare app to Save for Later — even offline
View stunning SlideShares in full-screen with the new Android app!View stunning SlideShares in full-screen with the new iOS app!
Shared storage: NFS or?GlusterFS: completely decentralized, noSPOF, FUSE client, developed by Red Hat:http://gluster.org - use ON shared driver.MooseFS: no native HA, proven stable,automatic balancing of resources:http://moosefs.org - use ON shared driver.Ceph: should solve a lot of problems, butactually only the block device is "stable":http://ceph.com - use experimental driver
Monitoring● Ganglia: near-zero configuration, distributed monitoring and graphing for HPC, clusters, and highly dynamic environments.● im_ganglia driver can be used to off-load frontend from hosts resources polling via ssh.
Monitoring● Check_mk: use a local agent to gather metrics on every node, generate nagios/icinga configs to retrieve them and generate alerts when shit happens.● HOST_HOOK and VM_HOOK can be used to dynamically attach/detach hosts and VM instances within Check_mk.
Overview of the CLI Interface# Login as root/opennebula and su on oneadmin$ su - oneadmin# Currently configured hosts and their status$ onehost list# Currently available vnetworks$ onevnet list# Show leases and specific configuration of the vnetwork$ onevnet show 0# List available disk images$ oneimage list# List registered VM templates$ onetemplate list# Show template details$ onetemplate show 0