Messages in this thread |  | | Subject | Re: Anyone working on multi-threaded core files for 2.4 ? | Date | Fri, 29 Sep 2000 22:08:01 +0100 (BST) | From | Alan Cox <> |
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> > while the dump is taken? How about thread A coredumping, half of the image > > being already written and thread B (nowhere near the kernel mode, mind > > you) changing the data both in the area that is already dumped and area > > the still isn't? After that you can look at the dump and notice absolutely > > corrupted data structures - very effective in misdirecting your attempts > > to figure out what went wrong. > > Couldn't all threads be stopped before coredumping begins?
Unless I am missing something doesn't a truncate of a file in parallel also yank the pages from under the dump too
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