[Bug 1120447] New: Review Request: tiptop - Performance monitoring tool based on hardware counters

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https://bugzilla.redhat.com/show_bug.cgi?id=1120447

            Bug ID: 1120447
           Summary: Review Request: tiptop - Performance monitoring tool
                    based on hardware counters
           Product: Fedora
           Version: rawhide
         Component: Package Review
          Severity: medium
          Priority: medium
          Assignee: nobody@xxxxxxxxxxxxxxxxx
          Reporter: i@xxxxxxxx
        QA Contact: extras-qa@xxxxxxxxxxxxxxxxx
                CC: package-review@xxxxxxxxxxxxxxxxxxxxxxx



Spec URL: http://us-la.cicku.me/tiptop.spec
SRPM URL: http://us-la.cicku.me/tiptop-2.2-1.fc22.src.rpm
Description: Hardware performance monitoring counters have recently received a
lot of attention. They have been used by diverse communities to understand and 
improve the quality of computing systems: For example, architects use them to 
extract application characteristics and propose new hardware mechanisms; 
compiler writers study how generated code behaves on particular hardware; 
software developers identify critical regions of their applications and 
evaluate design choices to select the best performing implementation. We 
propose that counters be used by all categories of users, in particular 
non-experts, and we advocate that a few simple metrics derived from these 
counters are relevant and useful. For example, a low IPC (number of executed 
instructions per cycle) indicates that the hardware is not performing at its 
best; a high cache miss ratio can suggest several causes, such as conflicts 
between processes in a multicore environment.

Tiptop is a performance monitoring tool for Linux. It provides a dynamic 
real-time view of the tasks running in the system. Tiptop is very similar to 
the top utility, but most of the information displayed comes from hardware 
counters.
Fedora Account System Username: cicku

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