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Conference dssdev::decforms

Title:DECforms
Notice:This is not an official software support channel. Kit info: 4.L
Moderator:DSSDEV::FORMS
Created:Thu Mar 23 1989
Last Modified:Fri Jun 06 1997
Last Successful Update:Fri Jun 06 1997
Number of topics:4004
Total number of notes:16520

3995.0. "CONCEALED WHEN performance V2.1B" by KERNEL::SMITH () Thu May 01 1997 08:55

    Hi,
    
    Cust is using DECform V2.1B on OpenVMA AXP 6.2 with Cobol V
    
    They are seeing a big performance hit whenever they try to run their
    program - cpu usage nearly 100% - no other users can get in - and it
    all seems to come from the use of their CONCEALED WHEN clause.
    
    Is it possible their is a bug within Decforms causing this ?? They are
    also seeing this on a VAX with Decforms V1.4-13 (VMS V5.5-2)
    
    They are using Cobol V2.2-674
    
    I want to encourage them to develop their code on the AXP. Currently
    they are struggling with the VAX (VMS V5.5-2 , CDD V4.3-2 and RDB
    V3.1B-0 !!) to develop .EXE's and then vesting them on the Alpha.
    
    any suggestions or comments would be most welcome ??\
    
    thanks
    ewan - UK CSC.
    
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3995.1IFDL::DINTINOThu May 01 1997 10:078
At first this sounded like the DECthreads performance problem we had in
V2.1B and have since eliminated in V2.2.  However, you mentioned that the
same problem occurs in V1.4 of DECforms.  That is very strange.  I find it
hard to believe that a CONCEALED WHEN clause could be the culprit, but
I could be made a believer if you can show me a reproducer.
How could they tell it was the CONCEALED WHEN clause?

Domenic