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== Comment: #0 - Bastian Pfeifer <bastian.pfei...@de.ibm.com> - 2016-07-29 
09:07:47 ==
---Problem Description---
'Libica' library versions >= 2.6.0 implement a new DRBG (Deterministic Random 
Number Generator) with a unnecessary stiff reseed limit leading to performance 
degradation (factor >20) for RSA encryption via opencryptoki.  
 
A patch is already upstream and can be found under this commit:
https://sourceforge.net/p/opencryptoki/libica/ci/3bcd3efb0aff364515ab9b3c39dd68fbbb1534d0/

It will fix the issue + we will get a great performance improvement for
the RSA encryption via opencryptoki's ICA-TOKEN.

Contact Information = bastian.pfei...@de.ibm.com 
 
---uname output---
Linux s42lp26 4.4.0-28-generic #47-Ubuntu SMP Fri Jun 24 10:14:29 UTC 2016 
s390x s390x s390x GNU/Linux
 
Machine Type = 2964, 701 
 
---Debugger---
A debugger is not configured
 
---Steps to Reproduce---
 na
 
Userspace tool common name: libica version 2.6.1 
 
The userspace tool has the following bit modes: 64-bit 

Userspace rpm: libica2:s390x

Userspace tool obtained from project website:  na 
 
*Additional Instructions for bastian.pfei...@de.ibm.com:
-Attach ltrace and strace of userspace application.

== Comment: #2 - Ingo Tuchscherer <ingo.tuchsche...@de.ibm.com> -
2016-08-01 06:53:45 ==


== Comment: #3 - Heinz-Werner Seeck <heinz-werner_se...@de.ibm.com> - 
2016-08-02 08:19:23 ==
'Libica' library versions >= 2.6.0 implement a new DRBG (Deterministic Random 
Number Generator) with a unnecessary stiff reseed limit leading to performance 
degradation (factor >20) for RSA encryption via opencryptoki.  
 
A patch is already upstream and can be found under this commit:
https://sourceforge.net/p/opencryptoki/libica/ci/3bcd3efb0aff364515ab9b3c39dd68fbbb1534d0/

Also attached to this bugzilla !

It will fix the issue + we will get a great performance improvement for
the RSA encryption via opencryptoki's ICA-TOKEN.

** Affects: libical (Ubuntu)
     Importance: Undecided
     Assignee: Skipper Bug Screeners (skipper-screen-team)
         Status: New


** Tags: architecture-s39064 bugnameltc-144304 severity-high 
targetmilestone-inin16041
-- 
Performance degradation caused by libica2 library
https://bugs.launchpad.net/bugs/1608954
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