Re: RFR: 8344671: Few JFR streaming tests fail with application not alive error on MacOS 15 [v5]

2025-03-31 Thread David Holmes
On Mon, 31 Mar 2025 18:02:12 GMT, Larry Cable wrote: >> on both Linux and MacOS libattach utilizes UNIX signal (QUIT) to cause a >> target JVM (attachee) to create the socket file used as transport for >> subsequent jcmds (and other attach based interactions) and to listen upon >> that for suc

RFR: 8323100: com/sun/tools/attach/StartManagementAgent.java failed with "WaitForSingleObject failed"

2025-03-31 Thread David Holmes
See bug report for gory details. Short version: in the Windows version of `VirtualMachineImpl::execute`, if an exception occurred after we created the `SocketInputStreamImpl` (which is the test scenario of the failing test), we would close the native `HANDLE` to the pipe twice. But after the fi

Re: RFR: 8352730: RISC-V: Disable tests in qemu-user [v3]

2025-03-31 Thread Robbin Ehn
> Hi, for you to consider. > > These tests constantly fails in qemu-user. > Either the require host to be same arch or they are very very slow in > emulation. > E.g. "ptrace(PTRACE_ATTACH, ..) failed for 405157: Function not implemented'" > for SA tests. > This is the initial set of tests, there

Re: RFR: 8341491: Reserve and commit memory operations should be protected by NMT lock

2025-03-31 Thread Robert Toyonaga
On Mon, 17 Mar 2025 16:20:42 GMT, Robert Toyonaga wrote: > ### Summary: > This PR makes memory operations atomic with NMT accounting. > > ### The problem: > In memory related functions like `os::commit_memory` and `os::reserve_memory` > the OS memory operations are currently done before acquiri

Re: RFR: 8352392: AIX: implement attach API v2 and streaming output [v3]

2025-03-31 Thread Martin Doerr
On Fri, 28 Mar 2025 09:01:26 GMT, Varada M wrote: >> AIX changes for attach API to support arbitrary length arguments and the >> streaming output support. >> serviceability/attach/AttachAPIv2/StreamingOutputTest.java test passes >> >> tier1, tier2 and tier3 testing is successful with fastdebug

Re: RFR: 8352088: Call of com.sun.jdi.ThreadReference.threadGroups() can lock up target VM [v6]

2025-03-31 Thread Chris Plummer
On Sat, 29 Mar 2025 08:55:43 GMT, Alan Bateman wrote: >> Chris Plummer has updated the pull request incrementally with one additional >> commit since the last revision: >> >> undo change that wasn't suppose to be committed. > > src/java.base/share/classes/java/lang/ThreadGroup.java line 662: