Linux Kernel Network Subsystem Patching
Lennart Sorensen
lsorense-1wCw9BSqJbv44Nm34jS7GywD8/FfD2ys at public.gmane.org
Tue Jan 21 21:08:52 UTC 2014
On Sat, Jan 11, 2014 at 09:28:38PM -0500, Mel Wilson wrote:
> Or worse. The system here is an MSI motherboard G41M-P26. From the day
> I got it, under load (large compiles, for instance), it would eventually
> lock up. ISTR I needed to cycle power to get it down. Resource monitor
> would show "both" processors pinned at 100%. When I'd hunted the web
> and found out what Hyperthreading was, and turned it off, the machine
> got stable, and has been ever since.
Code that dead locks because the coder didn't know how to do
multithreading properly is not hyperthreading's fault. Hyperthreading
just makes it MUCH easier to hit such a deadlock if the code is wrong
to begin with. Any multi processor system would increase the chances
of hitting such bugs.
--
Len Sorensen
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