Recent Posts

Show Disk Info in Solaris

1 minute read

It’s just my note, about How to Show Disk Info in Solaris. Using the iostat command we can gather about disk information.

Recovering Openstack Galera Cluster

2 minute read

It’s just my note, how to recovering the MariaDB galera cluster while all node failed to create new cluster after hardware failure.

Nova Giveup of VHD Coalesce

4 minute read

When your openstack running with Xenserver as compute HyperVisor you may find this error to instance who made often migration across the HyperVisor.