Reviewed-by: tonyp, jmasa, apetrusenko

Reviewed-by: iveresov, tonyp

Reviewed-by: jmasa

Summary: Treat a chuck where the allocation has failed as fully used.
Reviewed-by: ysr

Summary: An expansion by 0 bytes was not anticipated when the assertion was composed.
Reviewed-by: jjh, jcoomes, apetrusenko

Summary: allocate alignment-sized page(s) below java heap so that memory accesses at heap_base+1page give signal and cause an implicit null check
Reviewed-by: kvn, jmasa, phh, jcoomes

Reviewed-by: jmasa, apetrusenko

Summary: avoid computing the dense prefix if a space is empty
Reviewed-by: pbk, tonyp

Reviewed-by: ysr, pbk

Summary: Maintain a high water mark for the allocations in a space and mangle only up to that high water mark.
Reviewed-by: ysr, apetrusenko

Summary: Update copyright year for files that have been modified in 2008
Reviewed-by: ohair, tbell

Summary: ensure that GCTask threads release resource and handle memory
Reviewed-by: jmasa, chrisphi

Summary: First mercurial integration of the code for the Garbage-First garbage collector.
Reviewed-by: apetrusenko, iveresov, jmasa, sgoldman, tonyp, ysr

Summary: NUMA-aware allocator port to Linux
Reviewed-by: jmasa, apetrusenko

Summary: Compressed oops in instances, arrays, and headers. Code contributors are coleenp, phh, never, swamyv
Reviewed-by: jmasa, kamg, acorn, tbell, kvn, rasbold

6539517: CR 6186200 should be extended to perm gen allocation to prevent spurious OOM's from perm gen
Reviewed-by: ysr, jmasa

Reviewed-by: apetrusenko

Summary: Default values set by cms ergonomics are set with FLAG_SET_DEFAULT so down stream the values look like the default values and affect how later parameters are set.  Set these values with FLAG_SET_ERGO instead and adjust how later parameters are interpreted.
Reviewed-by: iveresov, apetrusenko, pbk, ysr

Summary: Use the same default number of GC threads as used by ParNewGC and ConcMarkSweepGC (i.e., the 5/8th rule).
Reviewed-by: ysr, tonyp