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Type: Bug
Resolution: Fixed
Priority: P2
Fix Version/s: 1.4.2_10
Affects Version/s: 1.4.2_06
Component/s: core-libs
Labels:
- 1.4.2_10-yes-b02
- mustang-yes-b65

Subcomponent:
java.util.jar
Resolved In Build:
b02
CPU:

sparc
OS:

solaris_8

Issue	Fix Version	Assignee	Priority	Status	Resolution	Resolved In Build
JDK-2130892	6	Dave Bristor	P2	Resolved	Fixed	b65
JDK-2129005	5.0u7	Dave Bristor	P2	Resolved	Fixed	b01

Application shows slowdown when transferring data after compressing.

thread dump & pstack shows lot of threads churning around JNI_Get*Critical methods which are attributing to the slowness.

It seems GZIP class methods are going critical which causes the slowness.
###@###.### 2004-12-10 05:34:16 GMT

backported by

JDK-2129005 GZipOutputStream/InputStream goes critical(calls JNI_Get*Critical) and causes slowness

Resolved

JDK-2130892 GZipOutputStream/InputStream goes critical(calls JNI_Get*Critical) and causes slowness

Resolved

relates to

JDK-6348045 REGRESSION: serious performance degradation as GZIPInputStream is slower

Resolved

JDK-6356456 REGRESSION: GZIPInputStream is slower on 1.4.2_10 than on 1.4.2_09

Closed

JDK-6507183 REGRESSION: slower performance of GZIPInputStream for 5u10 (single threaded testcase)

Closed

JDK-6438254 Very slow performance from GZIPInputStream in JDK 1.5.0_07-b03

Closed

JDK-6751338 ZIP inflater/deflater performance

Closed

JDK-5043044 GZIPOutputStream doesn't scale on 4way Windows systems

Closed

JDK-6623164 severe performance issues with JDK GZIP classes and object serialization

Closed

JDK-2132422 REGRESSION: serious performance degradation as GZIPInputStream is slower

Closed

JDK-5072161 OutOfMemoryError while using GZIPOutputStream

Closed

JDK-6507548 REGRESSION: slower performance of GZIPInputStream for 5u10 (multi threaded testcase)

Closed

JDK-6975829 Perf. of gzip in existing JDKs is too slower than in 1.3.1

Closed

JDK-6399199 Improve performance of Deflater

Open

(9 relates to)

Assignee:: Poonam Bajaj Parhar

Reporter:: Priya Sreekumar (Inactive)

Votes:: 0 Vote for this issue

Watchers:: 2 Start watching this issue

Created:: 2004-12-09 21:34

Updated:: 2011-02-21 04:30

Resolved:: 2005-09-02 12:03

Imported:: 16/Sep/12 10:42 AM

Indexed:: 18/Jul/12 5:44 AM

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