Re: [Xen-users] Xen image filesize weirdness

[jim burns <jim_burn@xxxxxxxxxxxxx>]

On Sunday May 25 2008 09:54:27 pm Christopher Isip wrote:
> I cant wrap my head around this.
>
> ls -l /mnt/VM
>
> total 13299232
> -rw-r--r-- 1 root root  4195352576 May 25 21:51 Centos-Asterisk.img
> -rw-r--r-- 1 root root  2147483648 May 25 21:51 Centos-Nagios.img
> -rw-r--r-- 1 root root  2147483648 May 25 21:51 Centos-Squid.img
>  drwx------ 2 root root       16384 Apr  4 15:02 lost+found
> -rw-r----- 1 root root 12583960576 May 25 16:40 Ubuntu-Hardy-Mysql.img
> -rw-r--r-- 1 root root   419430400 May 25 07:50 Ubuntu-Hardy-Mysql-swap.img
> -rw-r----- 1 root root  4194304000 May 25 07:49 Ubuntu-Hardy-Mythtv.img
>  -rw-r--r-- 1 root root   419430400 May 25 07:30
> Ubuntu-Hardy-Mythtv-swap.img
>
>
> du -hsc /mnt/VM/*
> 2.0G    /mnt/VM/Centos-Asterisk.img
> 1.1G    /mnt/VM/Centos-Nagios.img
> 998M    /mnt/VM/Centos-Squid.img
>  16K     /mnt/VM/lost+found
> 4.1G    /mnt/VM/Ubuntu-Hardy-Mysql.img
> 401M    /mnt/VM/Ubuntu-Hardy-Mysql-swap.img
> 4.0G    /mnt/VM/Ubuntu-Hardy-Mythtv.img
> 401M    /mnt/VM/Ubuntu-Hardy-Mythtv-swap.img
> 13G     total

As James suggested, they maybe sparse files - especially since the swap files 
are fully filled out. Compare the output of your 'ls -l' 
to 'ls -l -s --block-size=1'.

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