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8073545: Use shorter and more descriptive names for GC worker threads

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Reviewed-by: ehelin, jwilhelm
This commit is contained in:
David Lindholm 2015-03-05 16:43:26 +01:00
parent 0401cdb946
commit 8fe1e48f0c
9 changed files with 12 additions and 12 deletions
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2
hotspot/src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.cpp
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@ -549,7 +549,7 @@ CMSCollector::CMSCollector(ConcurrentMarkSweepGeneration* cmsGen,
FLAG_SET_DEFAULT(ConcGCThreads, (ParallelGCThreads + 3)/4);
}
if (ConcGCThreads > 1) {
_conc_workers = new YieldingFlexibleWorkGang("Parallel CMS Threads",
_conc_workers = new YieldingFlexibleWorkGang("CMS Thread",
ConcGCThreads, true);
if (_conc_workers == NULL) {
warning("GC/CMS: _conc_workers allocation failure: "

2
hotspot/src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepThread.cpp
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@ -65,7 +65,7 @@ ConcurrentMarkSweepThread::ConcurrentMarkSweepThread(CMSCollector* collector)
assert(_collector == NULL, "Collector already set");
_collector = collector;
set_name("Concurrent Mark-Sweep GC Thread");
set_name("CMS Main Thread");
if (os::create_thread(this, os::cgc_thread)) {
// An old comment here said: "Priority should be just less

2
hotspot/src/share/vm/gc_implementation/g1/concurrentG1RefineThread.cpp
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@ -61,7 +61,7 @@ ConcurrentG1RefineThread(ConcurrentG1Refine* cg1r, ConcurrentG1RefineThread *nex
create_and_start();
// set name
set_name("G1 Concurrent Refinement Thread#%d", worker_id);
set_name("G1 Refine#%d", worker_id);
}
void ConcurrentG1RefineThread::initialize() {

2
hotspot/src/share/vm/gc_implementation/g1/concurrentMark.cpp
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@ -687,7 +687,7 @@ ConcurrentMark::ConcurrentMark(G1CollectedHeap* g1h, G1RegionToSpaceMapper* prev
gclog_or_tty->print_cr("CL Sleep Factor %1.4lf", cleanup_sleep_factor());
#endif
_parallel_workers = new FlexibleWorkGang("G1 Parallel Marking Threads",
_parallel_workers = new FlexibleWorkGang("G1 Marker",
_max_parallel_marking_threads, false, true);
if (_parallel_workers == NULL) {
vm_exit_during_initialization("Failed necessary allocation.");

4
hotspot/src/share/vm/gc_implementation/g1/concurrentMarkThread.cpp
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2001, 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2001, 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -48,7 +48,7 @@ ConcurrentMarkThread::ConcurrentMarkThread(ConcurrentMark* cm) :
_vtime_accum(0.0),
_vtime_mark_accum(0.0) {
set_name("G1 Main Concurrent Mark GC Thread");
set_name("G1 Main Marker");
create_and_start();
}

4
hotspot/src/share/vm/gc_implementation/g1/g1StringDedupThread.cpp
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2014, 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -34,7 +34,7 @@ G1StringDedupThread* G1StringDedupThread::_thread = NULL;
G1StringDedupThread::G1StringDedupThread() :
ConcurrentGCThread() {
set_name("String Deduplication Thread");
set_name("G1 StrDedup");
create_and_start();
}

2
hotspot/src/share/vm/gc_implementation/parallelScavenge/gcTaskThread.cpp
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@ -53,7 +53,7 @@ GCTaskThread::GCTaskThread(GCTaskManager* manager,
guarantee(_time_stamps != NULL, "Sanity");
}
set_id(which);
set_name("GC task thread#%d (ParallelGC)", which);
set_name("ParGC Thread#%d", which);
}
GCTaskThread::~GCTaskThread() {

4
hotspot/src/share/vm/memory/sharedHeap.cpp
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2000, 2014, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2000, 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -68,7 +68,7 @@ SharedHeap::SharedHeap(CollectorPolicy* policy_) :
}
_sh = this; // ch is static, should be set only once.
if (UseConcMarkSweepGC || UseG1GC) {
_workers = new FlexibleWorkGang("Parallel GC Threads", ParallelGCThreads,
_workers = new FlexibleWorkGang("GC Thread", ParallelGCThreads,
/* are_GC_task_threads */true,
/* are_ConcurrentGC_threads */false);
if (_workers == NULL) {

2
hotspot/src/share/vm/utilities/workgroup.cpp
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@ -236,7 +236,7 @@ void AbstractWorkGang::threads_do(ThreadClosure* tc) const {
GangWorker::GangWorker(AbstractWorkGang* gang, uint id) {
_gang = gang;
set_id(id);
set_name("Gang worker#%d (%s)", id, gang->name());
set_name("%s#%d", gang->name(), id);
}
void GangWorker::run() {