Hi Scott, just installing on another 2-socket machine, could you
point me at the latest version of the TSC sync testing diff please?
On Wed, May 11, 2022 at 10:52:55AM +0900, Yuichiro NAITO wrote:
> Hi, Scott.
>
> Recently I started running OpenBSD on ESXi.
> I'm facing monotonic time going back problem as same as Yasuoka-san's report.
>
> https://marc.info/?l=openbsd-tech&m=161657532610882&w=2
>
> I've tried your v2 patch. I
Hi, Scott.
Recently I started running OpenBSD on ESXi.
I'm facing monotonic time going back problem as same as Yasuoka-san's report.
https://marc.info/?l=openbsd-tech&m=161657532610882&w=2
I've tried your v2 patch. It seems the problem has been solved in my enviroment.
But I'm a little bit conf
Scott Cheloha writes:
> Hi,
>
> Here is a second draft patch for changing our approach to TSC
> synchronization.
>
> With this patch, instead of trying to fix desync with a handshake we
> test for desync with a (more) foolproof loop and then don't attempt to
> correct for desync if we detect it
On 23.2.2022. 3:58, Scott Cheloha wrote:
> Please test! In particular:
>
> - I'd love retests on systems that failed the test using the previous
> patch. Almost all of these were AMD Ryzen CPUs. It's hard to say
> what the issue is there. My vague guess is a firmware bug.
>
> One would
Hi,
Here is a second draft patch for changing our approach to TSC
synchronization.
With this patch, instead of trying to fix desync with a handshake we
test for desync with a (more) foolproof loop and then don't attempt to
correct for desync if we detect it.
The motivation for a more foolproof l