Hi Matthias, I would second that.
Best regards Christoph > -----Original Message----- > From: build-dev <build-dev-boun...@openjdk.java.net> On Behalf Of > Baesken, Matthias > Sent: Dienstag, 16. Juli 2019 16:40 > To: 'build-dev@openjdk.java.net' <build-dev@openjdk.java.net> > Subject: [CAUTION] build.log: Output from failing command(s) repeated > here - do not miss the hs_error file in case of crashes > > Hello, In case of JVM crashes in the build (yes they happen in development > 😉 ) , we print some info about the crash at the end of the build log file > In the Output from failing command(s) repeated here … section . > This looks like the following (from a recent crash on AIX ) : > > === Output from failing command(s) repeated here === > /opt/freeware/bin/printf "* For target jdk__optimize_image_exec:\n" > * For target jdk__optimize_image_exec: > (/opt/freeware/bin/grep -v -e "^Note: including file:" < > /nightly/output-jdk- > test/make-support/failure-logs/jdk__optimize_image_exec.log || true) | > /opt/freeware/bin/head -n 12 > # > # A fatal error has been detected by the Java Runtime Environment: > # > # SIGSEGV (0xb) at pc=0x3c0009003cc0a080, pid=34341128, tid=258 > # > # JRE version: OpenJDK Runtime Environment (14.0.1) (build 14.0.0.1- > internal+0-adhoc.openjdk.jdk) > # Java VM: OpenJDK 64-Bit Server VM (14.0.0.1-internal+0- > adhoc.openjdk.jdk, mixed mode, tiered, compressed oops, serial gc, aix- > ppc64) > # Problematic frame: > # C 0x3c0009003cc0a080 > # > # Core dump will be written. Default location: /nightly/jdk/make/core or > core.34341128 > # > > Unfortunately , we miss the path to the hs_error file which is a pity > because this is a VERY important info in the error analysis . > > The reason seems to be that we currently only print 12 lines (head -n > 12) > and this is not ehought to get the line with the hs_error file . > Could we switch to 15 lines , this would include the hs_error file . > > Change would be done in jdk/make/InitSupport.gmk where > PrintFailureReports is done . > > > Best regards, Matthias >