Re: IO stalls on one disk stall entire system

2012-09-03 Thread Jan Kara
On Sat 01-09-12 09:41:37, Dan Merillat wrote: > I have a known-broken WD15EADS, which has the hilariously terrible > 1000ms IO response time. Yes, that's the right number of zeros. I'm > using it as a convenient way to hunt down a general feeling of > unresponsiveness under disk load > > In

Re: IO stalls on one disk stall entire system

2012-09-03 Thread Jan Kara
On Sat 01-09-12 09:41:37, Dan Merillat wrote: I have a known-broken WD15EADS, which has the hilariously terrible 1000ms IO response time. Yes, that's the right number of zeros. I'm using it as a convenient way to hunt down a general feeling of unresponsiveness under disk load In this

IO stalls on one disk stall entire system

2012-09-01 Thread Dan Merillat
I have a known-broken WD15EADS, which has the hilariously terrible 1000ms IO response time. Yes, that's the right number of zeros. I'm using it as a convenient way to hunt down a general feeling of unresponsiveness under disk load In this case, the failing drive is mounted to /backup, and I'm

IO stalls on one disk stall entire system

2012-09-01 Thread Dan Merillat
I have a known-broken WD15EADS, which has the hilariously terrible 1000ms IO response time. Yes, that's the right number of zeros. I'm using it as a convenient way to hunt down a general feeling of unresponsiveness under disk load In this case, the failing drive is mounted to /backup, and I'm