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6819085: G1: use larger and/or user settable region size

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Instead of the region size being hard-coded, allow the user to set it.

Reviewed-by: jmasa, johnc, apetrusenko
This commit is contained in:
Antonios Printezis 2009-07-30 16:22:58 -04:00
parent c6763b5bad
commit 243367ec16
11 changed files with 125 additions and 41 deletions
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5
hotspot/src/share/vm/gc_implementation/g1/g1CollectorPolicy.cpp
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@ -201,6 +201,11 @@ G1CollectorPolicy::G1CollectorPolicy() :
_survivors_age_table(true)
{
// Set up the region size and associated fields. Given that the
// policy is created before the heap, we have to set this up here,
// so it's done as soon as possible.
HeapRegion::setup_heap_region_size(Arguments::min_heap_size());
_recent_prev_end_times_for_all_gcs_sec->add(os::elapsedTime());
_prev_collection_pause_end_ms = os::elapsedTime() * 1000.0;