Re: Tracing Filesystem Accesses

[Alex Mestiashvili <alex@biotec.tu-dresden.de>]

On 05/12/2011 12:19 PM, Rainer Dorsch wrote:
> Hello,
>
> I added an SSD in my system and moved the root filesystem to the SSD (which
> includes now also most of /home in my system). I spin down the regular hard
> disks and the system is a lot more quiet than before :-)
>
> Sometimes though something is accessing data on the disk drives, which I do
> not understand.
>
> Is there a way to trace all accesses to a directory tree (e.g. /mnt/disk) ?
>    
to be honest I've never used it , but manual page looks promising

inotify - inotify-tools

  inotifywatch -v -e access -e modify -t 60 -r /proc
> Is there another way to find out which data are accessed and if possible by
> which process?
>
> Thanks,
> Rainer
>
>    
may be one of this tools :
iotop ,

lsof | grep /mnt/disk


Regards ,
Alex