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/*
* Copyright (c) 2002, 2022, 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
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*
*/
#include "precompiled.hpp"
#include "gc/shared/gcCause.hpp"
const char* GCCause::to_string(GCCause::Cause cause) {
switch (cause) {
case _java_lang_system_gc:
return "System.gc()";
case _full_gc_alot:
return "FullGCAlot";
case _scavenge_alot:
return "ScavengeAlot";
case _allocation_profiler:
return "Allocation Profiler";
case _jvmti_force_gc:
return "JvmtiEnv ForceGarbageCollection";
case _gc_locker:
return "GCLocker Initiated GC";
case _heap_inspection:
return "Heap Inspection Initiated GC";
case _heap_dump:
return "Heap Dump Initiated GC";
case _wb_young_gc:
return "WhiteBox Initiated Young GC";
case _wb_conc_mark:
return "WhiteBox Initiated Concurrent Mark";
case _wb_full_gc:
return "WhiteBox Initiated Full GC";
case _wb_breakpoint:
return "WhiteBox Initiated Run to Breakpoint";
case _archive_time_gc:
return "Full GC for -Xshare:dump";
case _no_gc:
return "No GC";
case _allocation_failure:
return "Allocation Failure";
case _codecache_GC_threshold:
return "CodeCache GC Threshold";
case _codecache_GC_aggressive:
return "CodeCache GC Aggressive";
case _metadata_GC_threshold:
return "Metadata GC Threshold";
case _metadata_GC_clear_soft_refs:
return "Metadata GC Clear Soft References";
case _adaptive_size_policy:
return "Ergonomics";
case _g1_inc_collection_pause:
return "G1 Evacuation Pause";
case _g1_compaction_pause:
return "G1 Compaction Pause";
case _g1_humongous_allocation:
return "G1 Humongous Allocation";
case _g1_periodic_collection:
return "G1 Periodic Collection";
case _g1_preventive_collection:
return "G1 Preventive Collection";
case _dcmd_gc_run:
return "Diagnostic Command";
case _shenandoah_allocation_failure_evac:
return "Allocation Failure During Evacuation";
case _shenandoah_stop_vm:
return "Stopping VM";
case _shenandoah_concurrent_gc:
return "Concurrent GC";
case _shenandoah_upgrade_to_full_gc:
return "Upgrade To Full GC";
case _z_timer:
return "Timer";
case _z_warmup:
return "Warmup";
case _z_allocation_rate:
return "Allocation Rate";
case _z_allocation_stall:
return "Allocation Stall";
case _z_proactive:
return "Proactive";
case _z_high_usage:
return "High Usage";
case _last_gc_cause:
return "ILLEGAL VALUE - last gc cause - ILLEGAL VALUE";
default:
return "unknown GCCause";
}
ShouldNotReachHere();
}
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