>> this is not strictly true. the IDE drivers (and devices) are the worst >> offenders, but they are far the only place in the mainstream kernel
oops. should say: .... are from from the only place ... >> where the kernel could block a runnable task for a (very) long time. > >Besides the kernel preemption patch and lowlatency patches, does the >hdparm command "-u1" help this? tuning IDE drives for low latency seems to be perfected art form, and is documented on the LAD web site. i don't know too much about it, having never used an IDE drive in my entire life. --p
