[ntp:questions] Losing clock ticks (Was: Severe time drift for Undisciplined Local Clock)
hal-usenet at ip-64-139-1-69.sjc.megapath.net
Thu Apr 12 19:35:32 UTC 2007
>> (Linux is OK for a dedicated server, although it can lose clock
>> ticks if it is doing other things that require disk I/O.)
>I don't know why this is posted continuously here.
Rethat 7.2 (I may be off by a few tenths) and probably
others of that time shipped with the IDE driver defaulting
to using PIO rather than DMA. It was pretty easy to miss
interrupts if you had a lot of disk activity. (I had a test
program that would drop zillions of them.)
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