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Conference bulova::decw_jan-89_to_nov-90

Title:DECWINDOWS 26-JAN-89 to 29-NOV-90
Notice:See 1639.0 for VMS V5.3 kit; 2043.0 for 5.4 IFT kit
Moderator:STAR::VATNE
Created:Mon Oct 30 1989
Last Modified:Mon Dec 31 1990
Last Successful Update:Fri Jun 06 1997
Number of topics:3726
Total number of notes:19516

3029.0. "No PCB available " by BEBE::GALLEGOS () Mon Jul 02 1990 17:32

I'm getting an error when I try opening more than 8 sessions (or windows). The
error I get is as follows;
	
			Error Creating Application
			No PCB available

I did a dir/title=PCB in this notes file and found one where they talk about 
increasing the size of MAXPROCESSCNT. I have tried this but still doesn't work.
I also increased PROCSECTCNT amd GBLSECTIONS. 

Does anyone have any ideas or clues what I need to change in order to open more
windows? I also noticed that this error started to appear after I installed 
NOTES 2.1, however, I'm not sure if this has something to do with it or just 
a considence.

Thanks in advance for any help or support you can furnish,
Robert

By the way, what does PCB stand for? Any idea?
T.RTitleUserPersonal
Name
DateLines
3029.1How did you change it?HKOVC::TERENCEFrom Middlesex, UWOTue Jul 03 1990 01:2725
                      <<< Note 3029.0 by BEBE::GALLEGOS >>>
                             -< No PCB available
 >-

# I'm getting an error when I try opening more than 8 sessions (or windows). The
# error I get is as follows;
#
# 			Error Creating Application
# 			No PCB available
#
# I did a dir/title=PCB in this notes file and found one where they talk about
# increasing the size of MAXPROCESSCNT. I have tried this but still doesn't work.
# I also increased PROCSECTCNT amd GBLSECTIONS.

How did you change your MAXPROCESSCNT? Did you do a reboot after you have made
the change?

Do a $ SHOW MEMORY and check out how many FREE PROCESS ENTRY SLOTS does your
system have. You need > 0 FREE PROCESS ENTRY SLOTS to create a new process.

# By the way, what does PCB stand for? Any idea?

PCB stands for Process Control Block. You need to allocate PCBs during system
startup. The amount of PCBs got allocated depends on your MAXPROCESSCNT setting.

-Terry
3029.2Use AUTOGEN, please!VINO::WITHROWMass. recall petitions available here!Tue Jul 03 1990 09:1534
I don't know why everyone seems to harbor a deep distrust of
autogen, but it will almost always solve problems like this
better that you can by twiddling system parameters at random.

1) Delete almost all of the lines in your sys$system:modparams.dat.
What should you leave?  Here is what mine has, and I think you
would be hard pressed to justify having more for a standalone
workstation.  (If you are part of a cluster you will have more, but
entries that diddle performance parameters should be deleted).  If
you MUST diddle some parameter, use the MIN_ or ADD_ prefix, as below.

SCSSYSTEMID=63574
SCSNODE="MTBALL"
VAXCLUSTER=0
pagefile=0
swapfile=0
dumpfile=0
dumpstyle=1
window_system=1
MIN_GBLPAGES=30000
MIN_GBLSECTIONS=500
!
! Parameters changed by Inspect at  3-JAN-1990 13:13:11.17:
!
LGI_BRK_TERM = 0
LGI_BRK_TMO = 3600
LGI_HID_TIM = 86400
ADD_MAXPROCESSCNT=10

2) Do a ``@sys$system:autogen savparams setparams feedback''

3) Reboot the system.

4) Enjoy a correctly running system.