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Type: Bug
Resolution: Fixed
Priority: P3
Fix Version/s: 7u40
Affects Version/s: 7
Component/s: security-libs
Labels:

Subcomponent:
javax.crypto
Resolved In Build:
b08
CPU:

sparc
OS:

generic
Verification:
Not verified

Issue	Fix Version	Assignee	Priority	Status	Resolution	Resolved In Build
JDK-2226802	8	Valerie Peng	P3	Closed	Fixed	b55
JDK-8018567	7u45	Sean Coffey	P3	Closed	Fixed	b01
JDK-2226574	7u10	Sean Coffey	P2	Closed	Fixed	b12

CryptoPermissions uses Hashtable as internal collection.
Lock contention on the Hashtable broke scalability.
Patch is suggested, where ConcurrentHashMap is used.
The attached webrev.zip contain suggested patch.

Gives +12% to SPECjbb2012(encrypted transport) on T4-4.

backported by

JDK-2226574 scalability blocker in javax.crypto.CryptoPermissions

Closed

JDK-2226802 scalability blocker in javax.crypto.CryptoPermissions

Closed

JDK-8018567 scalability blocker in javax.crypto.CryptoPermissions

Closed

Assignee:: Sean Coffey

Reporter:: Sergey Kuksenko

Votes:: 0 Vote for this issue

Watchers:: 7 Start watching this issue

Created:: 2011-11-02 08:30

Updated:: 2013-09-11 20:09

Resolved:: 2012-09-17 15:36

Imported:: 18/Sep/12 10:17 PM

Indexed:: 18/Sep/12 2:34 AM

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