archive/jdk
1
0
Fork 0
mirror of https://github.com/openjdk/jdk.git synced 2025-08-27 06:45:07 +02:00
Code Issues Projects Releases Packages Wiki Activity Actions

8029799: vm/mlvm/anonloader/stress/oome prints warning: CodeHeap: # of free blocks > 10000

Browse source 
Double CodeCacheSegmentSize from 64 byte to 128 bytes if tiered compilation is enabled

Reviewed-by: kvn, twisti
This commit is contained in:
Albert Noll 2014-03-07 07:42:40 +01:00
parent 87b278c44c
commit e8bc971d19
6 changed files with 201 additions and 168 deletions
Download patch file Download diff file Expand all files Collapse all files

7
hotspot/src/share/vm/code/codeCache.hpp
View file

@ -58,12 +58,13 @@ class CodeCache : AllStatic {
static bool _needs_cache_clean;
static nmethod* _scavenge_root_nmethods; // linked via nm->scavenge_root_link()
static void verify_if_often() PRODUCT_RETURN;
static void mark_scavenge_root_nmethods() PRODUCT_RETURN;
static void verify_perm_nmethods(CodeBlobClosure* f_or_null) PRODUCT_RETURN;
static int _codemem_full_count;
static size_t bytes_allocated_in_freelist() { return _heap->allocated_in_freelist(); }
static int allocated_segments() { return _heap->allocated_segments(); }
static size_t freelist_length() { return _heap->freelist_length(); }
public:
@ -78,7 +79,6 @@ class CodeCache : AllStatic {
static int alignment_unit(); // guaranteed alignment of all CodeBlobs
static int alignment_offset(); // guaranteed offset of first CodeBlob byte within alignment unit (i.e., allocation header)
static void free(CodeBlob* cb); // frees a CodeBlob
static void flush(); // flushes all CodeBlobs
static bool contains(void *p); // returns whether p is included
static void blobs_do(void f(CodeBlob* cb)); // iterates over all CodeBlobs
static void blobs_do(CodeBlobClosure* f); // iterates over all CodeBlobs
@ -150,6 +150,7 @@ class CodeCache : AllStatic {
// Printing/debugging
static void print(); // prints summary
static void print_internals();
static void print_memory_overhead();
static void verify(); // verifies the code cache
static void print_trace(const char* event, CodeBlob* cb, int size = 0) PRODUCT_RETURN;
static void print_summary(outputStream* st, bool detailed = true); // Prints a summary of the code cache usage