On Fri, May 31, 2013 at 03:18:56AM +0000, Gonglei (Arei) wrote: > IDE_TIMEOUT is defined 32s. But we encountered its timeout in > some cases, and then loading disk failed in VM. In order to > reduce the probability of timeout, we want to enlarge the > IDE_TIMEOUT, such as 120s. We verified this modification worked > for us. But we are wondering if this modification may cause other > potential issues. Why set IDE_TIMEOUT to 32s? Thanks!
The ATA specification specifies the maximum response time for many commands to be 30 seconds. The extra 2 seconds were thrown in for safety. -Kevin
