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Running Systems

(and me chasing them)

Running Systems
Running Systems
(and me chasing them)

Month: December 2009

bash | Disk Storage

NetApp SnapMirror monitor script

Byetzion 13/12/2009

I have had some work done lately with NetApp SnapMirror. I have snapped-mirrored some volumes and qtrees and I wanted to monitor their use and behavior over the line. As you can expect, site-to-site replication of data is a fragile thing, especially when done on the level of the storage device, which is agnostic to…

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Linux

Rapid-guide – Updating RedHat initrd

Byetzion 05/12/2009

Warning: This is not the recommended method if you’re not sure you know what you’re doing. Linux Initial Ram Disk (initrd) is a mechanism to perform disk-independent actions before attempting to mount the ‘/’ disk. These actions usually include loading disk drivers, setting up LVM or software RAID, etc. The reason these actions are performed within initrd…

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Linux | Virtualization

Quickly install Xen Community Linux VM

Byetzion 05/12/2009

On RHEL-type of systems, with virt-manager (libvirt), you can make use of virt-manager to easy your life. I, for myself, prefer to work with ‘xm‘ tools, but for the initial install, virt-manager is the quickest and most simple available tool. To install a new Linux VM, all you need to follow this flow Create an…

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