Messages in this thread | | | Date | Wed, 09 Aug 2006 20:10:48 +0200 | From | Jes Sorensen <> | Subject | Re: How to lock current->signal->tty |
| |
Luck, Tony wrote: > On Wed, Aug 09, 2006 at 11:44:10AM +0100, Alan Cox wrote: >> Jes, read up on kprobes a little if you think its of no use in these >> kind of situations. A systemtap script to count/measure alignment fault >> rates and see who is causing the load isn't very hard to write. > > But this does make sense ... the system administrator of a mainframe or > super-computer can (and arguably should) be monitoring resource > utilization and providing feedback to users on how to get the best > performance from their applications.
Actually perfmon would probably be better suited for this on ia64 than kprobes/systemtap. You can do it on hackish way with a [jk]probe, but it isn't going to be all that pretty.
> -Tony (currently at 90% rip out this message, 10% add the mutex lock/unlock).
Nuke it!
Jes - 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/
| |