On Fri, 26 Jul 2024 16:21:33 GMT, Aleksey Shipilev <sh...@openjdk.org> wrote:
> I noticed that `build/$confname/configure.log` was truncated on some of my > build nodes. Turns out, we are moving configure.log from tree root to that > place a bit prematurely. > > We move `configure.log` here: > https://github.com/openjdk/jdk/blob/4f194f10a1481cdc9df4e6338f6cabd07a34c84c/make/autoconf/basic.m4#L594-L618 > > ...and that is called here: > https://github.com/openjdk/jdk/blob/4bcb8f04ed3623da7c84dda28017f473cbc97e53/make/autoconf/configure.ac#L314-L321 > > Or, before we print configuration summary. > > Now, this works most of the time by accident: when root dir and build dir are > on the same filesystem, the file move does not interfere with inodes/FDs, and > we are still able to write to the same file _after_ we moved. But if build > dir is on _another_ filesystem, then we miss writing the configuration > summary when file moves away. > > Apparently, my systems fall into that trap, since build dir is on RAM disk. Thanks for reviews! I have been building all (except JDK 8) builds.shipilev.net binaries with this patch for a week, and there was no trouble. I'll backport this soon. ------------- PR Comment: https://git.openjdk.org/jdk/pull/20356#issuecomment-2269159637