On Wed, May 12, 2004 at 03:27:28PM -0700, Arnab Chowdry wrote: > >you could dd if=/dev/zero of=/dev/your/disk, > > Oddly enough, dd hangs as well. I guess that means it's not a RAID problem. > Very strange though, and I don't have a good intuition about why it's > happening. > > dd if=/dev/zero of=/dev/hde > dd if=/dev/zero of=/dev/hdg > dd if=/dev/zero of=/dev/hdi > dd if=/dev/zero of=/dev/hdk > > All of the above hang the system after a few seconds. I'm sorry is this is > now off-topic, but maybe some of you experts have some intuition about why > this might happen? All four of the drives can't have "gone bad" or > something. > > -Arnab > You can try running one of those commands in the background (append a &, or press ^Z and run 'bg') and then look at the output of 'vmstat 1'. This will show you the amount of data written per second through the block layer. If nothing is written, something is indeed wrong. -- Michel Wilson michel@xxxxxxxxxxx PGP key ID 0xD2CB4B7E
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