Messages in this thread | | | Date | Tue, 30 Mar 2004 13:19:39 -0500 | From | Timothy Miller <> | Subject | Re: [PATCH] speed up SATA |
| |
Jeff Garzik wrote: > > > > If you are taking your samples over time, that shouldn't matter... if > the system workload is such that you are hitting the drive cache the > majority of the time, you're not being "fooled" by cache hits, the patch > would be taking those cache hits into account. > > If the system isn't hitting the drive cache the majority of the time, > statistical sampling will automatically notice that too... >
I completely agree, although Jens' patch seems to try to learn the drive's maximum speed and go based on that. Maybe I misread the code. Anyhow, it's certainly excellent for a starting point... it's this sort of proof-of-concept that gets the ball rolling. Plus, it's already better than Jens says it is. :)
- 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/
| |