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Has the move to multi-core CPU's revealed concurrency bugs in your code?

Yes
17% (92 votes)
No
52% (279 votes)
Not sure
31% (170 votes)
Total votes: 541

Comments

little change

We were already running on multi-CPU machines...

little change

Ditto, and as a result I have reported several threading related bugs in Java over the years.

AWT deadlocked

I did call setCursor() from another Thread on a java.awt.Panel which deadlocks under XAWT. MAWT and windows work fine anyway - however it should not deadlock especially taking into account that AWT was called thread-safe some years ago ;)

Thanks to Doug et. al.

"java.util.concurrent" helps ;-)

Thanks to Doug et. al.

but using timeouts on blocking calls left garbage behind(should be fixed in 1.6).

Not bugs, but...

It's almost a year now and I can't recall of bugs - but of course I had to perform changes to take advantage of the second core of my MacBook Pro. I'm talking of GUI apps.

Not bugs, but...

What kind of changes ? Could you please elaborate ?