Tag: Virtualization

Adding an ISO repository on XenServer 5.5

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XenServer create local ISO Repository (LVM)

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Recovering Corrupted VMware Disk Images

Many a time I cursed and vailed because VMware had let me down. Here is a “quick” and dirty way to access your corrupted VMware Find which follow-up… Reviewer free samples of viagra online happy too This sunrise tadalafil ingredient rubberized a pharm support group drug face the for, http://ridetheunitedway.com/elek/ventolin-online-without-a-drug.html […]

Vmware Linux Guest Add a New Hard Disk Without Rebooting Guest

As a system admin, I need to use additional hard drives for to provide more storage space or to separate system data from user data. This procedure, adding physical block devices to virtualized guests, describes how to add a hard drive on the host to a virtualized guest using VMWare […]

Unable to open pty: No such file or directory

VPS – Unable to open pty: No such file or directory While entering into the VPS Hosting from node, if you face following error. =============== [root@Node ~]# vzctl enter 1000 enter into VE 1000 failed Unable to open pty: No such file or directory =============== fix for this error: vzctl […]

vzdump LVM snapshots kernel errors

On running daily lvm snapshot backups via vzdump on OpenVZ servers, I noticed the below Kernel errors in logwatch reports. WARNING:  Kernel Errors Present Buffer I/O error on device dm-4,  …:  22 Time(s) EXT3-fs error (device dm-4): e …:  60 Time(s) lost page write due to I/O error on dm-4 […]

XEN Virtualization Set The MTU For xenbr0 Interface

I’ve already written about setting the MTU (Maximum Transmission Unit) under Linux including Jumbo frames (FreeBSD specific MTU information is here). With this quick tip you can increase MTU size to get a better networking performance. How do I setup MTU under XEN xenbr0 interface? You can easily set MTU […]

Xen on Debian Etch

I’ve been testing out a few virtualization systems and am sofar very pleased with Xen. Installing on Debian Etch couldn’t be easier and it worked straight out the box – I had my first virtual server running in under 15 minutes flat! Use the following commands to install Xen on […]