The storage report doesn't appear to indicate an issue. You may wish to
investigate performance issues with CEEVGTSI with IBM support.

Bill

On Wed, 18 Mar 2009 10:26:50 +0200, Arie Kremer <arie...@gmail.com> wrote:

>Hi,
>
>Please see my question at the end of this mail...
>
>Our customer run strobe report and found that  CEEVGTSI  took 55% CPU:
>
>.LELIB    CEEBINIT         CEEVGTSI GET A STACK
>INCREMENT                          54.55     54.55      54.55     54.55
> .LELIB    CEEBINIT         CEEVOGTS XTND USR STK/DSA
>OPLINK                         3.35      3.35      57.90     57.90
> .LELIB    CEEPLPKA         CEEV#GH  ALLOCATE
>STORAGE                                2.37      2.41      60.27     60.31
> .LELIB    CEEPLPKA         CEEV#FH  FREE
>STORAGE                                    2.26      2.26      62.53
>62.57
> .LELIB    CEEEV003         EDCVSPTF LE/370 C EVENT
>HANDLER                          1.05      1.05      63.58     63.62
> BASE      @ST00038
>000F50          2      .93       .93      64.51     64.55
> BASE      @ST00105
>002B84          2      .82       .82      65.33     65.37
> .LELIB    CEEEV003         EDCMMOVE LE/370 C EVENT
>HANDLER                           .51       .51      65.84     65.88
> .LELIB    CEEBINIT         CEEVGTS  XTND USR STACK, GET
>DSA                          .47       .47      66.31     66.35
> .COMSERV  EZBTIINI         EZBTCFWR
>TCP/IP                                           .43       .43
>66.74     66.78
>
>
>CEEVGTSI is called from many places of our BASE module. The product uses
>multothread architechture, it receives TCP/IP requests and moves them to
>CICS via EXCI.
>
>ALL31(OFF)
>
>RPTSTG report:
>0    STACK statistics:
>       Initial size:                                      2048000
>       Increment size:                                    1024000
>       Maximum used by all concurrent threads:              31584
>       Largest used by any thread:                          31584
>       Number of segments allocated:                            1
>       Number of segments freed:                                0
>0    THREADSTACK statistics:
>       Initial size:                                            0
>       Increment size:                                          0
>       Maximum used by all concurrent threads:                  0
>       Largest used by any thread:                              0
>       Number of segments allocated:                            0
>       Number of segments freed:                                0
>0    LIBSTACK statistics:
>       Initial size:                                        32768
>       Increment size:                                      16384
>       Maximum used by all concurrent threads:                  0
>       Largest used by any thread:                              0
>       Number of segments allocated:                            1
>       Number of segments freed:                                0
>0    THREADHEAP statistics:
>       Initial size:                                         4096
>       Increment size:                                       4096
>       Maximum used by all concurrent threads:                  0
>       Largest used by any thread:                              0
>       Successful Get Heap requests:                            0
>       Successful Free Heap requests:                           0
>       Number of segments allocated:                            0
>       Number of segments freed:                                0
>0    HEAP statistics:
>       Initial size:                                     14336000
>       Increment size:                                     524288
>       Total heap storage used (sugg. initial size):     11751304
>       Successful Get Heap requests:                       144269
>       Successful Free Heap requests:                      144237
>       Number of segments allocated:                            1
>       Number of segments freed:                                0
>
>
>My question is: may the large number of Get heap requests cause such
>problem? If not, what the problem may be?
>
>Arie Kremer
>

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