Why hell there is livelock in idlepoll?
I have a preliminary discussion with junsu and we are still confused with the idlepoll livelock issue.
http://www.freebsd.org/cgi/cvsweb.cgi/src/sys/kern/kern_poll.c
共 2 篇文章。
I have a preliminary discussion with junsu and we are still confused with the idlepoll livelock issue.
http://www.freebsd.org/cgi/cvsweb.cgi/src/sys/kern/kern_poll.c
junsu and I have discussed about some big hacks to FreeBSD kernel, and the implementation of a minidump is a good idea, I think.
On Windows there’s a minidump mechanism. The minidump will save ‘crashing’ pages only, while full dump will save the whole core memory when the system going to crash.