Zhengyu Gu
f47de1cb41
8001592: NMT: assertion failed: assert(_amount >= amt) failed: Just check: memBaseline.hpp:180
...
Fixed NMT that miscounted arena memory when it is used as value or stack object.
Reviewed-by: acorn, coleenp
2012-11-09 19:24:31 -05:00
Zhengyu Gu
3e481cdd81
7199092: NMT: NMT needs to deal overlapped virtual memory ranges
...
Enhanced virtual memory tracking to track committed regions as well as reserved regions, so NMT now can generate virtual memory map.
Reviewed-by: acorn, coleenp
2012-10-19 21:40:07 -04:00
Joseph Provino
c5eaaaa070
7189254: Change makefiles for more flexibility to override defaults
...
Change makefiles so that targets and parameters can be overridden by alternate makefiles.
Reviewed-by: dholmes, coleenp
2012-10-10 14:35:58 -04:00
Zhengyu Gu
fb2076c572
7188594: Print statistic collected by NMT with VM flag
...
Print out statistics of collected NMT data if it is on at VM exits
Reviewed-by: kvn, coleenp, twisti
2012-09-17 16:37:26 -04:00
Zhengyu Gu
afd497eecc
7190089: NMT ON: NMT failed assertion on thread's stack base address
...
Solaris only, record stack info to NMT after stack size adjustment was made for primordial threads
Reviewed-by: kvn, acorn, coleenp
2012-09-17 10:20:04 -04:00
Zhengyu Gu
442e4b0e54
7181995: NMT ON: NMT assertion failure assert(cur_vm->is_uncommit_record() || cur_vm->is_deallocation_record
...
Fixed virtual memory records merge and promotion logic, should be based on sequence number vs. base address order
Reviewed-by: coleenp, acorn
2012-09-11 20:53:17 -04:00
Zhengyu Gu
a13f3bdad8
7185614: NMT ON: "check by caller" assertion failed on nsk ThreadMXBean test
...
7187429: NMT ON: Merge failure should cause NMT to shutdown
Fixed NMT assertion failures
Reviewed-by: acorn, kvn
2012-08-01 17:19:30 -04:00
Zhengyu Gu
a0930ac7cd
Merge
2012-07-19 09:10:12 -04:00
Zhengyu Gu
f9083712dd
7182543: NMT ON: Aggregate a few NMT related bugs
...
1) Fixed MemTrackWorker::generations_in_used() calculation 2) Ensured NMT not to leak memory recorders after shutdown 3) Used ThreadCritical to block safepoint safe threads
Reviewed-by: acorn, coleenp, dholmes, kvn
2012-07-19 09:05:42 -04:00
Zhengyu Gu
196abe2523
7181986: NMT ON: Assertion failure when running jdi ExpiredRequestDeletionTest
...
Changed _query_lock to heap object from static object. Also fixed _query_lock and snapshot lock ranks, so they can participate deadlock detection.
Reviewed-by: coleenp, dholmes, kvn
2012-07-16 14:10:34 -04:00
Zhengyu Gu
a39b17624a
6995781: Native Memory Tracking (Phase 1)
...
7151532: DCmd for hotspot native memory tracking
Implementation of native memory tracking phase 1, which tracks VM native memory usage, and related DCmd
Reviewed-by: acorn, coleenp, fparain
2012-06-28 17:03:16 -04:00
