thunderbird pegs and hogs hard drive disc io

[thufir]

On Sun, 22 Mar 2015 20:48:46 +0100, Nils Kassube wrote:

> thufir wrote:
>> thufir at tleilax:~$ sudo swapon /dev/sda2 swapon: /dev/sda2: read swap
>> header failed
> 
>> thufir at tleilax:~$ sudo fdisk -l
> 
>> Device     Boot     Start       End  Sectors  Size Id Type
> 
>> /dev/sda2 147926520 156296384  8369865    4G 82 Linux swap / Solaris
> 
> To me it looks like someone forgot to use mkswap:
> 
> sudo mkswap /dev/sda2
> 
> After that command the swapon should work.
> 
> 
> Nils



Very generous of you to say "someone" ;)

thufir at tleilax:~$ sudo mkswap /dev/sda2
[sudo] password for thufir: 
Sorry, try again.
[sudo] password for thufir: 
Setting up swapspace version 1, size = 4184928 KiB
no label, UUID=f04cbd74-c97a-47f7-bdf4-917bef80d6bc
thufir at tleilax:~$ 
thufir at tleilax:~$ 
thufir at tleilax:~$ sudo swapon /dev/sda2
thufir at tleilax:~$ 
thufir at tleilax:~$ free -h
             total       used       free     shared    buffers     cached
Mem:          1.9G       1.1G       819M       257M        78M       604M
-/+ buffers/cache:       488M       1.5G
Swap:         4.0G         0B       4.0G
thufir at tleilax:~$ 


So, swap is on?

I'll google this up, but I guess this just needs to be in a startup 
script somewhere?



thanks,

Thufir