Thanks for the comments.
Have started to use Crystal Diskmark....thank you for the pointer to use this.
Firstly with my setup as was (Ubuntu 12.04 / KVM 1.0)...
The ugraded to Ubuntu 12.10 which has KVM 1.2 .... ( I'm happy to use/test Proxmox 2.2 - but that will have to wait for a trip to...
Okay..now the results when using a LV as the raw disk device (now a block and not a file device)....ITS MUCH FASTER...
virtualmachine $ dd if=/dev/zero of=/tmp/test oflag=direct bs=128k count=1600
1600+0 records in
1600+0 records out
209715200 bytes (210 MB) copied, 0.929538 s, 226 MB/s...
I did have a PERC Raid controller issue, write-back was not set in the bios for this controller (also set adaptive read-ahead whilst making the write change). Now get good performance on the hostmachine (>200MB/sec) but much less performance on a virtualmachine (<30MB/sec). I am using qcow2 as...
On a Linux (Ubuntu 12.04) server if you cp the contents of /usr/bin (approx 200M) it will take approx less than 5 seconds.E.G:-
# du -s -h /usr/bin
215M /usr/bin
# time cp -r /usr/bin/ home
real 0m2.174s
user 0m0.004s
sys 0m0.448s
On a Ubuntu server that is a KVM guest machine...
Hi Tom,
Expect you are very busy ... would like to try to get a time with you on AOL AIM (that seems a blast from the past) and have you login for 10 minutes or so, to see I'm running the right things to create this disk image. name a date/time and I'll be online.
Thx Dave
Tom,
I'm in UK London timezone - but very happy be up late/early to work with you on this. Big thanks....
I have three machines to migrate...but lets focus on the the HP DL 360 ...3G of memory ...2 x 146G disks in a mirrored configuration. C: 67.8G and G: 68.8G ..niothing of importance in G...
How do you remove 'any and all old drivers' from a windows 2003 server ?
Not sure if you got my system message to you, but you can either email me on dave @ netfm . org or skype me at abadger1406 to arrange a time to give you login access to the server...if that is ok with you ?
Thx Dave
Hi Dragoon,
Not sure if this is what you mean by PM you ?
My email is dave@netfm.org / or skype abadger1406 .
When is a good time for me to provide you with access, I would like to 'watch' how you do this.
Thx dave
I will definitely PM you.....my skype name is abadger1406 (if you use skype). Now about to find the PM button....
I also noted in an old thread on this site that someone had this message to get P2V working...just maybe a pointer to the problems we are seeing ?
>>Great Success!
>>I found the...
I am getting it to save to a mounted shared drive on the server. The shared drive is being provided by a Samba shared from a local linux server on the network.
Yes, have run mergeide.reg many times before trying the conversion.
Trying to convert Windows 2003, on three separate servers:-
Dell...
I retried the vmware convertor, and selected options suggest by Daroon, but still fails to boot from the created raw disk image.
Booting from hard disk...
Error loading operationg system
Here are the details of the disk created by VMWare convertor:
root@m1:/home/dave# file...
Have not yet tried the Clonezilla route, but inspired by Dragoon's full response I retried using VMware vCentre convertor standalone (5.0.0 build-470525).
Still get same error when trying to boot from the raw vmdk disk...
Booting from Hard Disk...
Error loading operating system
I...
Tim,
Did any of your machines being migrated have RAID cards in them ? What was the hardware config for the windows machines you migrated.
Happy to try the clonezilla route - but this means having to go to the data centre and taking down each server and booting from the clonezilla CDROM -...
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