Kevin Grigorenko

Add SIGUSR2 handler and matching -Xdump event

13

Fixes #15636 Signed-off-by: Kevin Grigorenko

There is a common need for additional `-Xdump` signal events; for example, to manually request a system dump with `request=exclusive+prepwalk` (there are [alternative mechanisms](https://publib.boulder.ibm.com/httpserv/cookbook/Troubleshooting_Recipes-Troubleshooting_OpenJ9_and_IBM_J9_Recipes-J9_System_Dump_Recipe.html) to request such dumps, but they...

Error: systemd not running on this host, cannot use systemd cgroups manager

11

Running `runc --root /host/run/runc list` from an OpenShift debug pod shows errors: First, starting the debug pod: ``` $ oc debug node/[...] -t --image=quay.io/kgibm/containerdiagsmall ``` Then running `runc --root /host/run/runc...

Strange error "Can not retrieve data to generate the report"

10

I'm upgrading an old RCP application from Java 8 to Java 11 and as part of that, I'm upgrading the BIRT update site of https://download.eclipse.org/birt/update-site/2018-09-interim/ to https://download.eclipse.org/birt/update-site/4.9.0/ A feature of...

Java -version output -------------------- ``` java -version openjdk version "1.8.0_352-internal" OpenJDK Runtime Environment (build 1.8.0_352-internal-_2022_09_14_18_38-b00) Eclipse OpenJ9 VM (build master-430e01e, JRE 1.8.0 Linux amd64-64-Bit Compressed References 20220914_000000 (JIT enabled, AOT...

% Entitlement Used graph seems wrong

11

On an AIX 7.2 system (POWER8) nmon file, the `% Entitlement Used` graph shows up to about 62%: However, `vmstat` gathered at the same time shows entitled capacity (`ec`) over...

Enhancement for #165

Is it possible to specify all instances for a `-MonitorPerfCounter` counter? For example, I tried each of the following separately but none worked: ``` "-MonitorPerfCounter:Process:% Processor Time:@10" "-MonitorPerfCounter:Process:% Processor Time:*@10"...

Hi, I just found PerfView and it is really nice, thanks for your work on it! We gathered a WPR collection and WPT struggled with it but PerfView worked really...

Intermittent z/OS crash in libhealthenter.so when stopping

3

IPCS `ip verbx ledata 'nthreads(*)'` shows a crash in `WorkerThread::processLoop`: ``` 18 abort HLE77C0:edcabort.c 19 masterSynchSignalHandler j20200901 20 __zerro HLE77C0:edczerro.c 21 __zerros HLE77C0:edczerro.c 27 ** NoName **.......................c..F....-....WorkerThread.cpp... 28 ** NoName...