[CentOS] Adding RAM

MHR mhullrich at gmail.com
Wed Dec 10 19:05:26 UTC 2008


On Wed, Dec 10, 2008 at 8:11 AM, Matt <lm7812 at gmail.com> wrote:
>
> echo 'deadline' > /sys/block/sda/queue/scheduler
> -bash: /sys/block/sda/queue/scheduler: No such file or directory
>
>  ls -l /sys/block/sda/queue/
> total 0
> drwxr-xr-x  2 root root    0 Dec  8 17:45 iosched
> -r--r--r--  1 root root 4096 Dec 10 10:10 max_hw_sectors_kb
> -rw-r--r--  1 root root 4096 Dec 10 10:10 max_sectors_kb
> -rw-r--r--  1 root root 4096 Dec 10 10:10 nr_requests
> -rw-r--r--  1 root root 4096 Dec 10 10:10 read_ahead_kb
>
> No go.
>

What is in  /sys/block/sda/queue/iosched?  Or you could do a find
/sys/block -name scheduler to see if the file exists at all.

Don't give up so soon.

mhr


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