Re: [PATCH] adjust clock for lost ticks
From: john stultz
Date: Sun Jul 09 2006 - 17:23:54 EST
On Sat, 2006-07-08 at 22:02 +0200, Roman Zippel wrote:
> A large number of lost ticks can cause an overadjustment of the clock.
> To compensate for this we look at the current error and the larger the
> error already is the more careful we are at adjusting the error.
> As small extra fix reset the error when the clock is set.
>
> Signed-off-by: Roman Zippel <zippel@xxxxxxxxxxxxxx>
Roman,
Spent the weekend testing this, dropping 99/100 ticks, and was able to
hold decent sync w/ ntpd. Also the softlockup hang appears resolved as
well (confirmed by Vladis). Thanks for sending this out.
I know its already in -mm, but:
Acked-by: John Stultz <johnstul@xxxxxxxxxx>
-john
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