[Cbe-oss-dev] oprofile question

Yasuhiko Yokote ykt at cyber-ai.com
Tue Jul 27 12:31:22 EST 2010


Hi! 

I have a question on oprofile use on Cell/QS22. Here is an example of opcontrol --list-events;
Group 41 :dual_instrctn_commit: (counter: 0)
        Dual instruction committed. (min count: 10000)
        Unit masks (default 0x113)
        ----------
        0x01: Count cycles                              [mandatory]
        0x00: Negative polarity                 [optional ]
        0x02: Positive polarity                 [default ]
        0x110: SPU Bus Word 0                           [default ]
        0x140: SPU Bus Word 2                           [optional ]
        0x00: SPU 0                                     [default ]
        0x1000: SPU 1                                   [optional ]
        0x2000: SPU 2                                   [optional ]
        0x3000: SPU 3                                   [optional ]
        0x4000: SPU 4                                   [optional ]
        0x5000: SPU 5                                   [optional ]
        0x6000: SPU 6                                   [optional ]
        0x7000: SPU 7                                   [optional ]
Group 41 :sngl_instrctn_commit: (counter: 0)
        Single instruction committed. (min count: 10000)
        Unit masks (default 0x113)
        ----------
        0x01: Count cycles                              [mandatory]
        0x00: Negative polarity                 [optional ]
        0x02: Positive polarity                 [default ]
        0x110: SPU Bus Word 0                           [default ]
        0x140: SPU Bus Word 2                           [optional ]
        0x00: SPU 0                                     [default ]
        0x1000: SPU 1                                   [optional ]
        0x2000: SPU 2                                   [optional ]
        0x3000: SPU 3                                   [optional ]
        0x4000: SPU 4                                   [optional ]
        0x5000: SPU 5                                   [optional ]
        0x6000: SPU 6                                   [optional ]
        0x7000: SPU 7                                   [optional ]
In this list, there is an info on "min count: 10000."  But I cannot set it to the oprofiled because it's value is lower than the system's default... So, what is appropriate value for the count?

Thank you & regards,
-- 
Yasuhiko Yokote
Cyber AI Entertainment Inc.


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