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8357600: Patch nmethod flushing message to include more details

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Reviewed-by: shade, kvn
This commit is contained in:
Cesar Soares Lucas 2025-06-03 23:39:32 +00:00
parent 9c74d54514
commit 2345065166
1 changed files with 13 additions and 4 deletions
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17
src/hotspot/share/code/nmethod.cpp
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@ -2143,10 +2143,19 @@ void nmethod::purge(bool unregister_nmethod) {
// completely deallocate this method
Events::log_nmethod_flush(Thread::current(), "flushing %s nmethod " INTPTR_FORMAT, is_osr_method() ? "osr" : "", p2i(this));
log_debug(codecache)("*flushing %s nmethod %3d/" INTPTR_FORMAT ". Live blobs:" UINT32_FORMAT
"/Free CodeCache:%zuKb",
is_osr_method() ? "osr" : "",_compile_id, p2i(this), CodeCache::blob_count(),
CodeCache::unallocated_capacity(CodeCache::get_code_blob_type(this))/1024);
LogTarget(Debug, codecache) lt;
if (lt.is_enabled()) {
ResourceMark rm;
LogStream ls(lt);
const char* method_name = method()->name()->as_C_string();
const size_t codecache_capacity = CodeCache::capacity()/1024;
const size_t codecache_free_space = CodeCache::unallocated_capacity(CodeCache::get_code_blob_type(this))/1024;
ls.print("Flushing nmethod %6d/" INTPTR_FORMAT ", level=%d, osr=%d, cold=%d, epoch=" UINT64_FORMAT ", cold_count=" UINT64_FORMAT ". "
"Cache capacity: %zuKb, free space: %zuKb. method %s (%s)",
_compile_id, p2i(this), _comp_level, is_osr_method(), is_cold(), _gc_epoch, CodeCache::cold_gc_count(),
codecache_capacity, codecache_free_space, method_name, compiler_name());
}
// We need to deallocate any ExceptionCache data.
// Note that we do not need to grab the nmethod lock for this, it