Messages in this thread | | | Date | Tue, 10 Apr 2001 07:51:09 +0200 | From | Andi Kleen <> | Subject | Re: No 100 HZ timer ! |
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On Mon, Apr 09, 2001 at 02:19:28PM -0400, Mark Salisbury wrote: > this is one of linux biggest weaknesses. the fixed interval timer is a > throwback. it should be replaced with a variable interval timer with interrupts > on demand for any system with a cpu sane/modern enough to have an on-chip > interrupting decrementer. (i.e just about any modern chip)
Just how would you do kernel/user CPU time accounting then ? It's currently done on every timer tick, and doing it less often would make it useless.
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