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7188176: The JVM should differentiate between T and M series and adjust GC ergonomics

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Reviewed-by: kvn
This commit is contained in:
Tao Mao 2012-09-24 11:07:03 -07:00 • committed by Christian Thalinger
parent 302540691b
commit c791cfaf95
2 changed files with 8 additions and 2 deletions
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6
hotspot/src/cpu/sparc/vm/vm_version_sparc.cpp
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@ -339,7 +339,11 @@ void VM_Version::revert() {
unsigned int VM_Version::calc_parallel_worker_threads() {
unsigned int result;
if (is_niagara_plus()) {
if (is_M_series()) {
// for now, use same gc thread calculation for M-series as for niagara-plus
// in future, we may want to tweak parameters for nof_parallel_worker_thread
result = nof_parallel_worker_threads(5, 16, 8);
} else if (is_niagara_plus()) {
result = nof_parallel_worker_threads(5, 16, 8);
} else {
result = nof_parallel_worker_threads(5, 8, 8);