Re: [libvirt-users] pre/post vm start commands

On Thu, Feb 11, 2010 at 11:54:45AM +0000, Daniel P. Berrange wrote: > On Wed, Feb 10, 2010 at 06:26:02PM +0100, Soeren Grunewald wrote: >> Hi there, >> >> for development i use a windows vm. which is installed into a disk >> image. because the compiler generates a lot of temporary files into the >> user tempdir (C:\\Documents And Users\\User\\Local Settings\\Temp) the >> vm becomes quite slow after a couple of weeks and i register a lot >> activity on the disk. >> so i moved the temp directory to a ram disk and no more problems. >> >> but because the ram disk is not formated on startup i need to do this by >> hand. so i disabled autostart for the vm and do the following: >> >> $ sudo mkfs.ntfs -q -L TEMP -I /dev/ram0 >> $ sudo virsh start windows >> >> so the question is, does libvirt provide some kind of pre startup script >> which is will be executed before the libvirtd does the autostart for the vm. > > No, there's no explicit hook for that. Given your description of the > setup you have, I'm wondering why you don't just format the NTFS > partition inside your windows guest as the first step of your build > process, or upon Windows startup. Using Windows' native NTFS formatting > tool rather than the linux mkfs.ntfs reverse engineered one sounds safer > to me anyway Oh, or the other option is to just create yourself an initscript in the host which dos the formatting, and configure it to start before the libvirtd initscript Daniel