Messages in this thread | | | Date | Mon, 21 Jan 2002 20:00:02 +0100 | From | Peter Wächtler <> | Subject | Re: [2.4.17/18pre] VM and swap - it's really unusable |
| |
yodaiken@fsmlabs.com schrieb: > > On Mon, Jan 21, 2002 at 12:32:57PM -0500, Chris Friesen wrote: > > yodaiken@fsmlabs.com wrote: > > > > > So your claim is that: > > > Preemption improves latency when there are both kernel cpu bound > > > tasks and tasks that are I/O bound with very low cache hit > > > rates? > > > > > > Is that it? > > > > > > Can you give me an example of a CPU bound task that runs > > > mostly in kernel? Doesn't that seem like a kernel bug? > > > > cat /dev/urandom > /dev/null > > Don't see any of Daniel's postulated long latencies there. (Sorry, but > I'm having a hard time figuring out what is meant as a serious comment > here). >
This does not count for a "general" kernel:
zisofs reading e2compr
I will try to compare with preemption kernel patch for out webbox like device - but there I am mostly interested in "GUI feeling" - and will we use e2compr on a 2.4.9ac kernel. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |