archive/jdk
1
0
Fork 0
mirror of https://github.com/openjdk/jdk.git synced 2025-08-28 23:34:52 +02:00
Code Issues Projects Releases Packages Wiki Activity Actions

6668743: CMS: Consolidate block statistics reporting code

Browse source 
Reduce the amount of related code replication and improve pretty printing.

Reviewed-by: jmasa
This commit is contained in:
Y. Srinivas Ramakrishna 2008-02-29 14:42:56 -08:00
parent 51bf19209d
commit a6d8fca876
9 changed files with 130 additions and 133 deletions
Download patch file Download diff file Expand all files Collapse all files

91
hotspot/src/share/vm/gc_implementation/concurrentMarkSweep/binaryTreeDictionary.cpp
View file

@ -1071,85 +1071,56 @@ void BinaryTreeDictionary::reportStatistics() const {
// for each list in the tree. Also print some summary
// information.
class printTreeCensusClosure : public AscendTreeCensusClosure {
int _print_line;
size_t _totalFree;
AllocationStats _totals;
size_t _count;
FreeList _total;
public:
printTreeCensusClosure() {
_print_line = 0;
_totalFree = 0;
_count = 0;
_totals.initialize();
}
AllocationStats* totals() { return &_totals; }
size_t count() { return _count; }
void increment_count_by(size_t v) { _count += v; }
FreeList* total() { return &_total; }
size_t totalFree() { return _totalFree; }
void increment_totalFree_by(size_t v) { _totalFree += v; }
void do_list(FreeList* fl) {
bool nl = false; // "maybe this is not needed" isNearLargestChunk(fl->head());
gclog_or_tty->print("%c %4d\t\t" "%7d\t" "%7d\t"
"%7d\t" "%7d\t" "%7d\t" "%7d\t"
"%7d\t" "%7d\t" "%7d\t"
"%7d\t" "\n",
" n"[nl], fl->size(), fl->bfrSurp(), fl->surplus(),
fl->desired(), fl->prevSweep(), fl->beforeSweep(), fl->count(),
fl->coalBirths(), fl->coalDeaths(), fl->splitBirths(),
fl->splitDeaths());
increment_totalFree_by(fl->count() * fl->size());
increment_count_by(fl->count());
totals()->set_bfrSurp(totals()->bfrSurp() + fl->bfrSurp());
totals()->set_surplus(totals()->splitDeaths() + fl->surplus());
totals()->set_prevSweep(totals()->prevSweep() + fl->prevSweep());
totals()->set_beforeSweep(totals()->beforeSweep() + fl->beforeSweep());
totals()->set_coalBirths(totals()->coalBirths() + fl->coalBirths());
totals()->set_coalDeaths(totals()->coalDeaths() + fl->coalDeaths());
totals()->set_splitBirths(totals()->splitBirths() + fl->splitBirths());
totals()->set_splitDeaths(totals()->splitDeaths() + fl->splitDeaths());
if (++_print_line >= 40) {
FreeList::print_labels_on(gclog_or_tty, "size");
_print_line = 0;
}
fl->print_on(gclog_or_tty);
_totalFree += fl->count() * fl->size() ;
total()->set_count( total()->count() + fl->count() );
total()->set_bfrSurp( total()->bfrSurp() + fl->bfrSurp() );
total()->set_surplus( total()->splitDeaths() + fl->surplus() );
total()->set_desired( total()->desired() + fl->desired() );
total()->set_prevSweep( total()->prevSweep() + fl->prevSweep() );
total()->set_beforeSweep(total()->beforeSweep() + fl->beforeSweep());
total()->set_coalBirths( total()->coalBirths() + fl->coalBirths() );
total()->set_coalDeaths( total()->coalDeaths() + fl->coalDeaths() );
total()->set_splitBirths(total()->splitBirths() + fl->splitBirths());
total()->set_splitDeaths(total()->splitDeaths() + fl->splitDeaths());
}
};
void BinaryTreeDictionary::printDictCensus(void) const {
gclog_or_tty->print("\nBinaryTree\n");
gclog_or_tty->print(
"%4s\t\t" "%7s\t" "%7s\t" "%7s\t" "%7s\t" "%7s\t"
"%7s\t" "%7s\t" "%7s\t" "%7s\t" "%7s\t" "\n",
"size", "bfrsurp", "surplus", "desired", "prvSwep", "bfrSwep",
"count", "cBirths", "cDeaths", "sBirths", "sDeaths");
FreeList::print_labels_on(gclog_or_tty, "size");
printTreeCensusClosure ptc;
ptc.do_tree(root());
FreeList* total = ptc.total();
FreeList::print_labels_on(gclog_or_tty, " ");
total->print_on(gclog_or_tty, "TOTAL\t");
gclog_or_tty->print(
"\t\t" "%7s\t" "%7s\t" "%7s\t" "%7s\t"
"%7s\t" "%7s\t" "%7s\t" "%7s\t" "%7s\t" "\n",
"bfrsurp", "surplus", "prvSwep", "bfrSwep",
"count", "cBirths", "cDeaths", "sBirths", "sDeaths");
gclog_or_tty->print(
"%s\t\t" "%7d\t" "%7d\t" "%7d\t" "%7d\t"
"%7d\t" "%7d\t" "%7d\t" "%7d\t" "%7d\t" "\n",
"totl",
ptc.totals()->bfrSurp(),
ptc.totals()->surplus(),
ptc.totals()->prevSweep(),
ptc.totals()->beforeSweep(),
ptc.count(),
ptc.totals()->coalBirths(),
ptc.totals()->coalDeaths(),
ptc.totals()->splitBirths(),
ptc.totals()->splitDeaths());
gclog_or_tty->print("totalFree(words): %7d growth: %8.5f deficit: %8.5f\n",
"totalFree(words): " SIZE_FORMAT_W(16)
" growth: %8.5f deficit: %8.5f\n",
ptc.totalFree(),
(double)(ptc.totals()->splitBirths()+ptc.totals()->coalBirths()
-ptc.totals()->splitDeaths()-ptc.totals()->coalDeaths())
/(ptc.totals()->prevSweep() != 0 ?
(double)ptc.totals()->prevSweep() : 1.0),
(double)(ptc.totals()->desired() - ptc.count())
/(ptc.totals()->desired() != 0 ?
(double)ptc.totals()->desired() : 1.0));
(double)(total->splitBirths() + total->coalBirths()
- total->splitDeaths() - total->coalDeaths())
/(total->prevSweep() != 0 ? (double)total->prevSweep() : 1.0),
(double)(total->desired() - total->count())
/(total->desired() != 0 ? (double)total->desired() : 1.0));
}
// Verify the following tree invariants: