Re: Futex hang/lockup problem in 2.6.30+ on AMD64

From: AmÃrico Wang
Date: Wed Jan 13 2010 - 11:01:52 EST

On Tue, Jan 12, 2010 at 09:53:01AM -0800, Gong Cheng wrote:
>Hi guys,
> It has been a little while when we were hit by the problem, and from then I didn't touch that area, so forgive me if I can not answer all your questions.
> Basically after switching from and, the problem seems to have gone away.
> It was very reproducible for us in (if coupled with glibc or any version around. I believe as long as it was after the private futex work in glibc).
>After the switch, we might have had another similar occurrence but it was not clear if was the same problem. Since it didn't occur again, we let it go.
> now we are in, and it is still running fine. So the problem is either completely gone with the newer kernels. Or it is just much less likely to happen.
>That is pretty much all I can provide, and hope it helps.

Ok, thanks for your confirm.

Live like a child, think like the god.

To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at
Please read the FAQ at