"cursor: pin S" wait in Batch Run on NON-RAC Database

From: VIVEK_SHARMA <VIVEK_SHARMA_at_infosys.com>
Date: Thu, 21 Feb 2008 23:20:07 +0530
Message-ID: <69E1360E54B50C4A828A136C158E4742036A7077AC@BLRKECMBX02.ad.infosys.com>


In a Benchmark running 512 concurrent Batch processes High "cursor: pin S" wait is occuring.

How is this wait to be approached?

Solaris 10

Cheers & Thanks



Top 5 Timed Events                                                    Avg %Total
~~~~~~~~~~~~~~~~~~                                                   wait   Call
Event                                            Waits    Time (s)   (ms)   Time
----------------------------------------- ------------ ----------- ------ ------
cursor: pin S                               44,042,470     165,067      4   45.5
CPU time                                                   159,990          44.1
latch: cache buffers chains                    170,810      17,573    103    4.8
db file parallel write                         264,545      15,486     59    4.3
cursor: pin S wait on X                         25,731       1,293     50     .4
^LHost CPU  (CPUs: 120)
~~~~~~~~              Load Average
                      Begin     End      User  System    Idle     WIO     WCPU
                    ------- -------   ------- ------- ------- ------- --------
                                    2.20  684.53
                                   84.44   14.83    0.73    0.00  286.32

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Received on Thu Feb 21 2008 - 11:50:07 CST

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