hyperthreading locks up sleeping threads
rschroev_nospam_ml at fastmail.fm
Tue May 9 15:28:45 CEST 2006
OlafMeding at gmail.com schreef:
> Below are 2 files. The first is a Python program that isolates the
> problem within less than 1 hour (often just a few minutes). The second
> is a C++ program that shows that the Win32 Sleep() function works as
> expected (ran from Friday afternoon until Monday morning).
> Note, the Python programs hangs (stops responding) with hyper-threading
> turned on (a BIOS setting), but works as expected with hyper-threading
> turned off.
> This problem happens on Windows only (not on Linux for days).
> The operating system is MS Windows XP Professional.
> Could someone with a hyper-threading (or dual core or multi processor)
> CPU please
> confirm this bug?
Doesn't lock up on my system after 6 hours. Windows XP Pro, Python
2.4.2, hyperthreading Pentium 4.
If I have been able to see further, it was only because I stood
on the shoulders of giants. -- Isaac Newton
More information about the Python-list