Re: RFR: 8247351: [aarch64] NullPointerException during stack walking (clhsdb "where -a")

2021-07-14 Thread Nick Gasson
On Fri, 9 Jul 2021 08:37:00 GMT, Nick Gasson wrote: > Running the jtreg test serviceability/sa/ClhsdbWhere.java with -Xcomp > -XX:-TieredCompilation fails with the following exception: > > Error: java.lang.NullPointerException: Cannot invoke > "sun.jvm.hotspot.debugger.Address.getJLongAt(long

Integrated: Merge jdk17

2021-07-14 Thread Jesper Wilhelmsson
On Wed, 14 Jul 2021 21:35:34 GMT, Jesper Wilhelmsson wrote: > Forwardport JDK 17 -> JDK 18 This pull request has now been integrated. Changeset: 7d0edb57 Author:Jesper Wilhelmsson URL: https://git.openjdk.java.net/jdk/commit/7d0edb5743aacfc22f76ee8aa7b03d7dc0f90dca Stats: 328 l

RFR: Merge jdk17

2021-07-14 Thread Jesper Wilhelmsson
Forwardport JDK 17 -> JDK 18 - Commit messages: - Merge - 8270422: Test build/AbsPathsInImage.java fails after JDK-8259848 - 8266313: (JEP-356) - RandomGenerator spec implementation requirements tightly coupled to JDK internal classes - 8270075: SplittableRandom extends AbstractS

Re: RFR: 8247351: [aarch64] NullPointerException during stack walking (clhsdb "where -a")

2021-07-14 Thread Chris Plummer
On Fri, 9 Jul 2021 08:37:00 GMT, Nick Gasson wrote: > Running the jtreg test serviceability/sa/ClhsdbWhere.java with -Xcomp > -XX:-TieredCompilation fails with the following exception: > > Error: java.lang.NullPointerException: Cannot invoke > "sun.jvm.hotspot.debugger.Address.getJLongAt(long

Re: RFR: JDK-8268893: jcmd to trim the glibc heap [v5]

2021-07-14 Thread Thomas Stuefe
On Wed, 14 Jul 2021 13:49:52 GMT, Severin Gehwolf wrote: > The CSR https://bugs.openjdk.java.net/browse/JDK-8269345 is in Provisional. > Once it's approved it should become ready for integration. Oh, you are right. Good that skara caught that. - PR: https://git.openjdk.java.net/jd

Re: RFR: JDK-8268893: jcmd to trim the glibc heap [v5]

2021-07-14 Thread Severin Gehwolf
On Wed, 14 Jul 2021 09:55:48 GMT, Thomas Stuefe wrote: >> Proposal to add a Linux+glibc-only jcmd to manually induce malloc_trim(3) in >> the VM process. >> >> >> The glibc is somewhat notorious for retaining released C Heap memory: >> calling free(3) returns memory to the glibc, and most lib

Re: [jdk17] RFR: 8266889: [macosx-aarch64] Crash with SIGBUS in MarkActivationClosure::do_code_blob during vmTestbase/nsk/jvmti/.../bi04t002 test run [v2]

2021-07-14 Thread Anton Kozlov
On Tue, 13 Jul 2021 10:13:39 GMT, Anton Kozlov wrote: >> The change adds W^X transition in RawMonitor family of functions, fixing the >> crash. RawMonitor functions are treated specially, so W^X transition is not >> inserted automatically. A better fix would be in .xml description for >> entri

[jdk17] Integrated: 8266889: [macosx-aarch64] Crash with SIGBUS in MarkActivationClosure::do_code_blob during vmTestbase/nsk/jvmti/.../bi04t002 test run

2021-07-14 Thread Anton Kozlov
On Mon, 12 Jul 2021 20:22:25 GMT, Anton Kozlov wrote: > The change adds W^X transition in RawMonitor family of functions, fixing the > crash. RawMonitor functions are treated specially, so W^X transition is not > inserted automatically. A better fix would be in .xml description for entries > g

Re: RFR: JDK-8268893: jcmd to trim the glibc heap [v5]

2021-07-14 Thread Thomas Stuefe
> Proposal to add a Linux+glibc-only jcmd to manually induce malloc_trim(3) in > the VM process. > > > The glibc is somewhat notorious for retaining released C Heap memory: calling > free(3) returns memory to the glibc, and most libc variants will return at > least a portion of it back to the

Re: RFR: JDK-8268893: jcmd to trim the glibc heap [v4]

2021-07-14 Thread Thomas Stuefe
On Wed, 14 Jul 2021 05:01:49 GMT, David Holmes wrote: > Hi Thomas, > > This seems okay to me. > > Thanks, > David Thank you David and Volker! - PR: https://git.openjdk.java.net/jdk/pull/4510

Integrated: 8247351: [aarch64] NullPointerException during stack walking (clhsdb "where -a")

2021-07-14 Thread Nick Gasson
On Fri, 9 Jul 2021 08:37:00 GMT, Nick Gasson wrote: > Running the jtreg test serviceability/sa/ClhsdbWhere.java with -Xcomp > -XX:-TieredCompilation fails with the following exception: > > Error: java.lang.NullPointerException: Cannot invoke > "sun.jvm.hotspot.debugger.Address.getJLongAt(long

Re: RFR: 8269851: OperatingSystemMXBean getProcessCpuLoad reports incorrect process cpu usage in containers [v8]

2021-07-14 Thread Severin Gehwolf
On Wed, 14 Jul 2021 04:00:39 GMT, xpbob wrote: >> …ocess cpu usage in containers > > xpbob has updated the pull request incrementally with one additional commit > since the last revision: > > Add comments Still looks good. - Marked as reviewed by sgehwolf (Reviewer). PR: htt