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Type: Enhancement
Resolution: Fixed
Priority: P3
Fix Version/s: 9
Affects Version/s: 9
Component/s: hotspot
Labels:
None

Subcomponent:
compiler
Resolved In Build:
b34
CPU:

generic
OS:

generic

Issue	Fix Version	Assignee	Priority	Status	Resolution	Resolved In Build
JDK-8083029	emb-9	Tobias Hartmann	P3	Resolved	Fixed	b34

Support for multiple code heaps is required for AOT compilation. In addition, the instruction cache hit rate might be higher, if, e.g., a separate code heap is used for each tier and the meta-data that is attached to each compiled method is stored in a separate heap.

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SPECjbb2013_32.pdf
2014-04-14 02:39
17 kB
Tobias Hartmann
SPECjbb2005_TLB_32.pdf
2014-04-14 02:39
18 kB
Tobias Hartmann
SPECjbb2005_32.pdf
2014-04-14 02:39
18 kB
Tobias Hartmann
OctaneSweepTime_32.pdf
2014-04-14 02:39
16 kB
Tobias Hartmann
OctaneCCSizes_32.pdf
2014-04-14 02:42
17 kB
Tobias Hartmann
Octane_TLB_32.pdf
2014-04-14 02:39
17 kB
Tobias Hartmann

backported by

JDK-8083029 Add support for multiple code heaps

Resolved

relates to

JDK-8058712 [TESTBUG] serviceability/dcmd/CodeCacheTest.java fails with java.lang.Exception

Resolved

JDK-8039498 Add iterators to GrowableArray

Resolved

JDK-8005885 enhance PrintCodeCache to print more data

Resolved

JDK-8043304 JEP 197: Segmented Code Cache

Closed

JDK-8059611 Improve logic of 'Arguments::set_tiered_flags'

Closed

JDK-8058611 Investigate more efficient code cache sweeping

Closed

JDK-8314837 5 compiled/codecache tests ignore VM flags

Resolved

JDK-8086068 VM crashes with "-Xint -XX:+UseCompiler" options

Resolved

JDK-8271008 appcds/*/MethodHandlesAsCollectorTest.java tests time out because of excessive GC (CodeCache GC Threshold) in loom

Resolved

JDK-8059653 VM startup fails with 'Invalid code heap sizes' if -XX:ReservedCodeCacheSize is set

Closed

JDK-8059390 code cache fills up for bigapps/Weblogic+medrec/nowarnings

Closed

JDK-8059559 SIGSEGV at CodeHeap::allocate(unsigned int, bool)

Closed

JDK-8059137 MemoryPoolMXBeans for different code heaps should contain 'Code heap' in their names

Resolved

JDK-8328862 Remove unused GrowableArrayFilterIterator

Resolved

JDK-8043304 JEP 197: Segmented Code Cache

Closed

(11 relates to)

Assignee:: Tobias Hartmann
Reporter:: Albert Noll (Inactive)
Votes:: 0 Vote for this issue
Watchers:: 17 Start watching this issue

Created:: 2013-06-02 22:53
Updated:: 2024-03-24 18:59
Resolved:: 2014-09-17 00:05

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