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comparison src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp @ 22978:30e04eba9e29 hs25.60-b13

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8077255: TracePageSizes output reports wrong page size on Windows with G1 Summary: Print selected page size, not alignment size chosen by ReservedSpace (which is the vm_allocation_granularity that is different to page size on Windows) in the message presented by TracePageSizes. Reviewed-by: drwhite, jmasa
author tschatzl
date Thu, 09 Apr 2015 15:41:47 +0200
parents 33e421924c67
children cbc7c4c9e11c
comparison
equal deleted inserted replaced
22977:33e421924c67 22978:30e04eba9e29
1905 } 1905 }
1906 1906
1907 G1RegionToSpaceMapper* G1CollectedHeap::create_aux_memory_mapper(const char* description, 1907 G1RegionToSpaceMapper* G1CollectedHeap::create_aux_memory_mapper(const char* description,
1908 size_t size, 1908 size_t size,
1909 size_t translation_factor) { 1909 size_t translation_factor) {
1910 size_t preferred_page_size = os::page_size_for_region_unaligned(size, 1);
1910 // Allocate a new reserved space, preferring to use large pages. 1911 // Allocate a new reserved space, preferring to use large pages.
1911 ReservedSpace rs(size, true); 1912 ReservedSpace rs(size, preferred_page_size);
1912 G1RegionToSpaceMapper* result = 1913 G1RegionToSpaceMapper* result =
1913 G1RegionToSpaceMapper::create_mapper(rs, 1914 G1RegionToSpaceMapper::create_mapper(rs,
1914 size, 1915 size,
1915 rs.alignment(), 1916 rs.alignment(),
1916 HeapRegion::GrainBytes, 1917 HeapRegion::GrainBytes,
1917 translation_factor, 1918 translation_factor,
1918 mtGC); 1919 mtGC);
1919 if (TracePageSizes) { 1920 if (TracePageSizes) {
1920 gclog_or_tty->print_cr("G1 '%s': pg_sz=" SIZE_FORMAT " base=" PTR_FORMAT " size=" SIZE_FORMAT " alignment=" SIZE_FORMAT " reqsize=" SIZE_FORMAT, 1921 gclog_or_tty->print_cr("G1 '%s': pg_sz=" SIZE_FORMAT " base=" PTR_FORMAT " size=" SIZE_FORMAT " alignment=" SIZE_FORMAT " reqsize=" SIZE_FORMAT,
1921 description, rs.alignment(), p2i(rs.base()), rs.size(), rs.alignment(), size); 1922 description, preferred_page_size, p2i(rs.base()), rs.size(), rs.alignment(), size);
1922 } 1923 }
1923 return result; 1924 return result;
1924 } 1925 }
1925 1926
1926 jint G1CollectedHeap::initialize() { 1927 jint G1CollectedHeap::initialize() {