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Conference azur::mcc

Title:DECmcc user notes file. Does not replace IPMT.
Notice:Use IPMT for problems. Newsletter location in note 6187
Moderator:TAEC::BEROUD
Created:Mon Aug 21 1989
Last Modified:Wed Jun 04 1997
Last Successful Update:Fri Jun 06 1997
Number of topics:6497
Total number of notes:27359

1182.0. "Trouble to get the Exporter background job started." by ANTIK::WESTERBERG (Stefan Westerberg CS Stockholm) Sun Jun 23 1991 12:49

I have trouble to get the Exporter background job started. After about 1 min
it terminates with the error message "thread termination requested" (se log 
file bellow). 

I have read note 1079.* and checked all process quotas with the release notes 
without finding anything wrong. 

I also checked the accounting file for the termination status (se bellow) for 
the subprocess, but that didn't make me any viser. The only thing i noticed was
that depending on if the export target database file existed or not I got 
different termination status.

I have NO ! exporting setup from MCC, but I have some recording active.
Including one entity of Node4, Bridge, Translan and Terminal_server.
The recording is running without any problem.

/Stefan


-----------------------<MCC_EXPORTER_BACKGROUND.LOG>---------------------------
$! SYLOGIN.COM
$ SET NOVERIFY
%MCC-E-ALERT_TERMREQ, thread termination requested
  WESTERBERG   job terminated at 23-JUN-1991 14:09:13.36

  Accounting information:
  Buffered I/O count:             187         Peak working set size:    2268
  Direct I/O count:               118         Peak page file size:      8594
  Page faults:                   1672         Mounted volumes:             0
  Charged CPU time:           0 00:00:03.70   Elapsed time:     0 00:00:55.24


----------------<No MCC_EXPORT.RDB file exists when started.>------------------
SUBPROCESS Process Termination 
------------------------------

Username:          WESTERBERG        UIC:               [CSNET,WESTERBERG]
Account:           CSNET             Finish time:       23-JUN-1991 14:09:12.78
Process ID:        00000147          Start time:        23-JUN-1991 14:08:55.24
Owner ID:          00000146          Elapsed time:                0 00:00:17.54
Terminal name:                       Processor time:              0 00:00:02.44
Remote node addr:                    Priority:          3
Remote node name:                    Privilege <31-00>: FFFFFFFF
Remote ID:                           Privilege <63-32>: FFFFFFFF
Queue entry:                         Final status code: 0222994C
Queue name:
Job name:
Final status text: <no text>

Page faults:             1265        Direct IO:                 55
Page fault reads:         111        Buffered IO:              182
Peak working set:        2335        Volumes mounted:            0
Peak page file:         11432        Images executed:            2


------------------<MCC_EXPORT.RDB file exists when started.>-------------------
SUBPROCESS Process Termination
------------------------------

Username:          WESTERBERG        UIC:               [CSNET,WESTERBERG]
Account:           CSNET             Finish time:       23-JUN-1991 14:07:04.40
Process ID:        00000145          Start time:        23-JUN-1991 14:06:40.46
Owner ID:          00000144          Elapsed time:                0 00:00:23.94
Terminal name:                       Processor time:              0 00:00:02.25
Remote node addr:                    Priority:          3
Remote node name:                    Privilege <31-00>: FFFFFFFF
Remote ID:                           Privilege <63-32>: FFFFFFFF
Queue entry:                         Final status code: 0138801A
Queue name:
Job name:
Final status text: <no text>

Page faults:             1184        Direct IO:                 51
Page fault reads:         106        Buffered IO:              179
Peak working set:        2413        Volumes mounted:            0
Peak page file:         11432        Images executed:            2
T.RTitleUserPersonal
Name
DateLines
1182.1check database file specificationQUANTZ::SHMUYLOVICHMon Jun 24 1991 15:3317
	It looks like you have problem with database file specification
( Final status code: 0222994C - SQL_F_ERRCRESCH: error creating schema
filename). What do you use as database name? Please, check if you have 
required privileges into specified directory.


>                                             The only thing i noticed was
>that depending on if the export target database file existed or not I got 
>different termination status.

How you deleted en existing database? Did you delete <database_name>.SNP
file? IF not it can give you this problem (Final status code: 0138801A -
RDB_E_BAD_FORMAT:reference to unknown database).

Sam
    
1182.2OK, But wat about RWMBXANTIK::WESTERBERGStefan Westerberg CS StockholmMon Jun 24 1991 21:5725
>How you deleted en existing database? Did you delete <database_name>.SNP
>file? IF not it can give you this problem (Final status code: 0138801A -
>RDB_E_BAD_FORMAT:reference to unknown database).

Yes ,that was the problem. When I deleted MCC_EXPORT.SNP the background job
started without any problem.

Ok but now the problem that led me into this mess.......

I have had the recording running for a while now, and the data that I have
recorded I now want to export to a RDB database. But ..... after that I have
typed in a mcc export command the process just hungs in RWMBX.

I don't have any problem using the show commands to look at the data I have 
collected.

I have tried this on diffrent enitys (bridge,node4 and Translan) all with the 
same resulte.

I have seend this behaviour on four different installations, and two of those
at customer site.

My question is now... I'am doing some thing wrong or what ?????

/Stefan
1182.3What about future time ExportTOOK::SHMUYLOVICHTue Jun 25 1991 12:2019


	As I understood you are trying to export past time data. Did you 
try regular (future time) export? If not I would recommend do it to be
sure that RDB_writer works. 

	More questions:
	  1. Are tables created in the RDB?
	  2. Are there at least one row from past time export?
	  3. What do you use as "export target" argument in the export
	     command and what is your argument to the background process.
          4. How Record and Export commands look like?


Sam
	  
	
    
1182.4ok back online.....ANTIK::WESTERBERGStefan Westerberg CS StockholmThu Jun 27 1991 15:0147
>	As I understood you are trying to export past time data. Did you 
>try regular (future time) export? If not I would recommend do it to be
>sure that RDB_writer works. 

Yes i have tried future export and that works just fine.

>	More questions:
>	  1. Are tables created in the RDB?
>	  2. Are there at least one row from past time export?

I used RDO and DECdecision and couldn't find any trace of input to the
database.

>	  3. What do you use as "export target" argument in the export
>	     command and what is your argument to the background process.

I used the default: SYS$LOGIN:MCC_EXPORT.RDB

          4. How Record and Export commands look like?

Record command was done from DECwindows and there I specified the following
fields:

Partition: 	Counters
polling period: 0:15:0
keep age:	45 0:0:0


Export command looked loke this:

At 17:00

MCC> export node4 stkrt1 cir syn-0 export period 1:0:0,-
_MCC> begin time 01:00,end time 16:00,-
_MCC> sequence name node4_stkrt1_circuit_syn_0,in domain history

and after carrige return the processes hungs forever.......
with his subprocess in RWMBX mode.
I have tried other export commands with the same result. 

If I use show commands to look at the recorded data every thing works fine.

Any ideas ?


/Stefan
1182.5Same observationLEMAN::BIROGeorges Biro - SR/ACTFri Jun 28 1991 03:324
    I am experiencing the same RWMBX symptoma when trying to export past
    data. Future data works.
    
    Georges.
1182.6try Export Target = RDB_FILE_NAMETOOK::SHMUYLOVICHFri Jun 28 1991 16:013
    Try to use "export target" argument in the past time export directive
    and enter filename specification in UPPER case. Please note that this
    argument must be the same as for background process.
1182.7More trouble following that command....ANTIK::WESTERBERGStefan Westerberg CS StockholmFri Jun 28 1991 20:5760
>    Try to use "export target" argument in the past time export directive
>    and enter filename specification in UPPER case. Please note that this
>    argument must be the same as for background process.

At 23:00 I tried the folloing command:

MCC> EXPORT NODE4 STKRT1 CIR SYN-0 EXPORT PERIOD 1:0:0,-
_MCC> BEGIN TIME 01:00,END TIME 18:00,-
_MCC> SEQUENCE NAME NODE4_STKRT1_CIRCUIT_SYN_0,-
_MCC> EXPORT TARGET SYS$LOGIN:MCC_EXPORT.RDB, IN DOMAIN HISTORY


.....and that really got me into problem. 

First as usal the I got the RWMBX and then the mcc_exporter_background job
terminated with the folloing log file:

$! SYLOGIN.COM
$ SET NOVERIFY
%MCC-F-NOATTREXIST,  specified attribute record does not exist
%MCC-E-NOATTREXIST,  specified attribute record does not exist
  WESTERBERG   job terminated at 28-JUN-1991 22:46:47.64

  Accounting information:
  Buffered I/O count:             178         Peak working set size:    2456
  Direct I/O count:               111         Peak page file size:      8850
  Page faults:                   1706         Mounted volumes:             0
  Charged CPU time:           0 00:00:03.57   Elapsed time:     0 00:01:15.39

.... and after stoping the RWMBX process I went into MCC and checked what it 
had to say about "show export node4 stkrt1 circuit *"

Node4 stkrt1 Circuit * 
AT 28-JUN-1991 23:09:41 

The requested operation cannot be completed
                  Entity Existence Info = Entity Existence Cannot Be Determined,
                      MCC Routine Error = %MCC,  specified attribute record 
                                          does not exist

When I tried the same command before I did the export command I got a respons
like this:


Node4 stkrt1 Circuit *
AT 28-JUN-1991 23:32:47 

No exporting for the specified entity


But still both show node4 stkrt1 circuit syn-0 and show record node4 circuit
syn-0 partition *, in domain history works.

Then when I tried to start the background job again (after deleting all old
database file from the previus job) it terminates with the same error messages 
as above !

Very confused.............. any ideas ????

/Stefan
1182.8can not reproduce past time export problemTOOK::SHMUYLOVICHWed Jul 03 1991 15:52274
	Hi Stefan,
	Sorry for the delay with my response.

   Firstly I was NOT right telling that "past time" export requires a running
   background process. When the user requests "past time" exporting the 
   foreground exporter creates its own child subprocess which writes in the
   RDB. So please do not look at child subprocess created by the background
   process (MWAIT - is its normal condition).

   Secondly I could not reproduce your problem!
   I created a new domain, recorded counters, and exporter them. Everything
   looks good. 

   Could you please do one more experiment:

		- create a new domain;

		- start Historian background process for this domain;

		- record data ( please do not specify more then 10 polls:
		  historical data processing in the Exporter takes time and
		  it will be easier to understand your problem);

		- when recording operation is done start past time export for
		  new RDB file ( do not start Exporter background process).

   The following is a log file with my command I did in MCC. I used SQL to 
   verify data in the RDB file. May be it helps.

    Sam

+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++RUDONE>man/en
DECmcc (V1.1.0)

MCC> record node4 rudone partition = counters, poll per = 00:02:00, end t=10:50:00, in domain test

Node4 4.773
AT  3-JUL-1991 10:34:48

Recording of "Counters" partition started

MCC> show record node4 rudone partition = counters, in domain test

Node4 rudone
AT  3-JUL-1991 10:52:03

Recording parameters for the partition "Counters" :
                        Recording state = SUSPENDED,
                            State since =  3-JUL-1991 10:47:04.69,
                         Polling period = 0 00:02:00.00,
                             Begin time =  3-JUL-1991 10:34:48.76,
                               End time =  3-JUL-1991 10:50:00.74,
                               Keep age = 45 00:00:00.00,
                           Request time =  3-JUL-1991 10:34:48.76,
                           Requested by = "SHMUYLOVICH",
           Time of last successful poll = " 3-JUL-1991 10:49:04.47",
             Number of successful polls = 8,
               Time of last failed poll = "NONE",
               Last poll failure reason = "N/A",
                 Number of failed polls = 0,
        Last historical expiration time = " 3-JUL-1991 10:49:04.47",
        Time of last expiration failure = "NONE",
         Last expiration failure reason = "N/A",
          Number of expiration failures = 0
MCC> show node4 rudone all counters,for start 10:35:00 duration 00:15:00,in domain test

Node4 rudone
AT  3-JUL-1991 10:35:05 Counters

Examination of Attributes shows:
                  Counter Creation Time =  3-JUL-1991 09:54:53.13
              Seconds Since Last Zeroed = 2412 Seconds
                    User Bytes Received = 86289 Bytes
                        User Bytes Sent = 86274 Bytes
                Total Messages Received = 682 Messages
                    Total Messages Sent = 687 Messages
                      Connects Received = 5 Connects
                          Connects Sent = 5 Connects
                      Response Timeouts = 0 Timeouts
       Received Connect Resource Errors = 0
           Maximum Logical Links Active = 11 Links
                       Aged Packet Loss = 0 Packets
           Node Unreachable Packet Loss = 0 Packets
          Node Out-of-Range Packet Loss = 0 Packets
                  Oversized Packet Loss = 0 Packets
                    Packet Format Error = 0
            Partial Routing Update Loss = 0
                    Verification Reject = 0

Node4 rudone
AT  3-JUL-1991 10:37:04 Counters

Examination of Attributes shows:
                  Counter Creation Time =  3-JUL-1991 09:54:53.47
              Seconds Since Last Zeroed = 2531 Seconds
                    User Bytes Received = 86289 Bytes
                        User Bytes Sent = 86274 Bytes
                Total Messages Received = 682 Messages
                    Total Messages Sent = 687 Messages
                      Connects Received = 5 Connects
                          Connects Sent = 5 Connects
                      Response Timeouts = 0 Timeouts
       Received Connect Resource Errors = 0
           Maximum Logical Links Active = 11 Links
                       Aged Packet Loss = 0 Packets
           Node Unreachable Packet Loss = 0 Packets
          Node Out-of-Range Packet Loss = 0 Packets
                  Oversized Packet Loss = 0 Packets
                    Packet Format Error = 0
            Partial Routing Update Loss = 0
                    Verification Reject = 0

Node4 rudone
AT  3-JUL-1991 10:39:04 Counters

Examination of Attributes shows:
                  Counter Creation Time =  3-JUL-1991 09:54:53.48
              Seconds Since Last Zeroed = 2651 Seconds
                    User Bytes Received = 86289 Bytes
                        User Bytes Sent = 86274 Bytes
                Total Messages Received = 682 Messages
                    Total Messages Sent = 687 Messages
                      Connects Received = 5 Connects
                          Connects Sent = 5 Connects
                      Response Timeouts = 0 Timeouts
       Received Connect Resource Errors = 0
           Maximum Logical Links Active = 11 Links
                       Aged Packet Loss = 0 Packets
           Node Unreachable Packet Loss = 0 Packets
          Node Out-of-Range Packet Loss = 0 Packets
                  Oversized Packet Loss = 0 Packets
                    Packet Format Error = 0
            Partial Routing Update Loss = 0
                    Verification Reject = 0

Node4 rudone
AT  3-JUL-1991 10:41:04 Counters

Examination of Attributes shows:
                  Counter Creation Time =  3-JUL-1991 09:54:53.50
              Seconds Since Last Zeroed = 2771 Seconds
                    User Bytes Received = 86289 Bytes
                        User Bytes Sent = 86274 Bytes
                Total Messages Received = 682 Messages
                    Total Messages Sent = 687 Messages
                      Connects Received = 5 Connects
                          Connects Sent = 5 Connects
                      Response Timeouts = 0 Timeouts
       Received Connect Resource Errors = 0
           Maximum Logical Links Active = 11 Links
                       Aged Packet Loss = 0 Packets
           Node Unreachable Packet Loss = 0 Packets
          Node Out-of-Range Packet Loss = 0 Packets
                  Oversized Packet Loss = 0 Packets
                    Packet Format Error = 0
            Partial Routing Update Loss = 0
                    Verification Reject = 0

Node4 rudone
AT  3-JUL-1991 10:43:04 Counters

Examination of Attributes shows:
                  Counter Creation Time =  3-JUL-1991 09:54:53.47
              Seconds Since Last Zeroed = 2891 Seconds
                    User Bytes Received = 86289 Bytes
                        User Bytes Sent = 86274 Bytes
                Total Messages Received = 682 Messages
                    Total Messages Sent = 687 Messages
                      Connects Received = 5 Connects
                          Connects Sent = 5 Connects
                      Response Timeouts = 0 Timeouts
       Received Connect Resource Errors = 0
           Maximum Logical Links Active = 11 Links
                       Aged Packet Loss = 0 Packets
           Node Unreachable Packet Loss = 0 Packets
          Node Out-of-Range Packet Loss = 0 Packets
                  Oversized Packet Loss = 0 Packets
                    Packet Format Error = 0
            Partial Routing Update Loss = 0
                    Verification Reject = 0

Node4 rudone
AT  3-JUL-1991 10:45:04 Counters

Examination of Attributes shows:
                  Counter Creation Time =  3-JUL-1991 09:54:53.47
              Seconds Since Last Zeroed = 3011 Seconds
                    User Bytes Received = 86289 Bytes
                        User Bytes Sent = 86274 Bytes
                Total Messages Received = 682 Messages
                    Total Messages Sent = 687 Messages
                      Connects Received = 5 Connects
                          Connects Sent = 5 Connects
                      Response Timeouts = 0 Timeouts
       Received Connect Resource Errors = 0
           Maximum Logical Links Active = 11 Links
                       Aged Packet Loss = 0 Packets
           Node Unreachable Packet Loss = 0 Packets
          Node Out-of-Range Packet Loss = 0 Packets
                  Oversized Packet Loss = 0 Packets
                    Packet Format Error = 0
            Partial Routing Update Loss = 0
                    Verification Reject = 0

Node4 rudone
AT  3-JUL-1991 10:47:04 Counters

Examination of Attributes shows:
                  Counter Creation Time =  3-JUL-1991 09:54:53.47
              Seconds Since Last Zeroed = 3131 Seconds
                    User Bytes Received = 86289 Bytes
                        User Bytes Sent = 86274 Bytes
                Total Messages Received = 682 Messages
                    Total Messages Sent = 687 Messages
                      Connects Received = 5 Connects
                          Connects Sent = 5 Connects
                      Response Timeouts = 0 Timeouts
       Received Connect Resource Errors = 0
           Maximum Logical Links Active = 11 Links
                       Aged Packet Loss = 0 Packets
           Node Unreachable Packet Loss = 0 Packets
          Node Out-of-Range Packet Loss = 0 Packets
                  Oversized Packet Loss = 0 Packets
                    Packet Format Error = 0
            Partial Routing Update Loss = 0
                    Verification Reject = 0

Node4 rudone
AT  3-JUL-1991 10:49:04 Counters

Examination of Attributes shows:
                  Counter Creation Time =  3-JUL-1991 09:54:53.47
              Seconds Since Last Zeroed = 3251 Seconds
                    User Bytes Received = 86289 Bytes
                        User Bytes Sent = 86274 Bytes
                Total Messages Received = 682 Messages
                    Total Messages Sent = 687 Messages
                      Connects Received = 5 Connects
                          Connects Sent = 5 Connects
                      Response Timeouts = 0 Timeouts
       Received Connect Resource Errors = 0
           Maximum Logical Links Active = 11 Links
                       Aged Packet Loss = 0 Packets
           Node Unreachable Packet Loss = 0 Packets
          Node Out-of-Range Packet Loss = 0 Packets
                  Oversized Packet Loss = 0 Packets
                    Packet Format Error = 0
            Partial Routing Update Loss = 0
                    Verification Reject = 0
MCC>  export node4 rudone exp tar=past_time_test.rdb,begin t=10:35:00, end t=10:50:00,exp per=00:02:00,in domain test

Node4 4.773
AT  3-JUL-1991 11:00:44

Exporting started            <----- WRONG MESSAGE IT HAS TO BE "Exporting complited" /Sam
MCC> exit
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
SQL> declare schema filename PAST_TIME_TEST.RDB;
SQL> select node4,time_counters, User_Bytes_Sent from mcc_node4;
 NODE4     TIME_COUNTERS             USER_BYTES_SENT
 4.773      3-JUL-1991 10:35:05:24             86274
 4.773      3-JUL-1991 10:37:04.47             86274
 4.773      3-JUL-1991 10:39:04.48             86274
 4.773      3-JUL-1991 10:41:04.50             86274
 4.773      3-JUL-1991 10:43:04.47             86274
 4.773      3-JUL-1991 10:45:04.47             86274
 4.773      3-JUL-1991 10:47:04.47             86274
 4.773      3-JUL-1991 10:49:04.47             86274
8 rows selected
SQL>

+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

    
1182.9No change......ANTIK::WESTERBERGStefan Westerberg CS StockholmThu Jul 04 1991 11:1010
Ok I done what you suggested but,no change.....

The process from where I do the export command hungs in RWMBX and the 
subprocess created run for a will but very soon hungs in HIB state.

Every command except the export command works ok.
No RDB database is created and no error message i received.
The exporter backround wasn't running when I did the past time export command.

/Stefan
1182.10More Details ...MAYDAY::ANDRADEThe sentinel (.)(.)Thu Jul 04 1991 14:2544
    I too have this problem. As I reported before... 
    
    This serious bug, is either going to force me to both record and export
    the same data at the same time, or to give up recording data altogether.
    
    Acting on the idea that something must have gotten mixed up along the
    line. I re-did everything from the beginning, I deleted the .RDB &.SNP
    files, I resubmited the exporter background process. And tried again.
    
    First:   To export future data, it worked fine.
    
    Then:    To export past data, and once again both the process and the
    subprocess hanged.    In addition the background process, died with a
    "Thread termination requested" error message.
    
    Here the exact command used:
    
    "  export node4 sunny1 cir syn-1 begin time = 4-jun - 		"
    "		,end time = 11-jun-1991-17:00, in domain area-51	"
    
    
    ** I wonder if the fact that this is a sub-entity and not a global
    entity had anything to do with these failures. I guess I could delete
    everything and try that.
    
    After resubmiting the background process, tried to export future data
    again for the same entity (node4 name cir syn-1) and this time the 
    command failed with "% Entity Existence cannot be determined". Only for
    this circuit, it accepted future export commands for all other entities.
    
    BUT none of these export commands did anything. Because the background
    process, never did start processing again. I submit it, and a minute
    later it dies with the following error:
    
    "%MCC-F-NOATTREXIST,  specified attribute record does not exist"
    
    Just doing a "show export" for this entity I get this:
    
    " MCC Routine Error = %MCC-E-INV_HANDLE_STAT, 			"
    "			 software error: invalid handle state,		"
    " Entity Existence Info = Entity Existence Cannot Be Determined 	"
    
    
     Gil
1182.11SAME PROBLEMZUR01::SCHNEIDERRTue Jul 09 1991 10:3011
Hello,

We have the same problem: after a "set display" and trying to export historical
data the process hangs and the windows dispear.

I read the notes and I was lucky to find the note 1182. But at the end there is
no solution or supposition. 
Does somebody some investigation about this problem or have we to live with it?


					Regards  Roland
1182.12SAME PROBLEMDRAC::ASUNCIONWed Jul 10 1991 07:3611
    
    
    	Hello,
    
    	I have exactly the same problem. I get the same messages, and the
    same results (process in RWMBX, specified atributte does not exist...)
    
    	I would like to know if the only solution at the moment is to export 
    data and not to use the historian.
    
    	Asun Ariza
1182.13Any News ...MAYDAY::ANDRADEThe sentinel (.)(.)Tue Jul 23 1991 07:211
    
1182.14please, do NOT use past export until investigation is completedTOOK::SHMUYLOVICHThu Jul 25 1991 20:311
    
1182.15Any update?GRANMA::JPARKERWed Aug 07 1991 21:5016
    
    Just for the record...
    
    I've experienced the same trouble: export past 'recorded' data.
    Circuit counter partition. Real time export is Ok. Process goes PFW,
    then RWMBX. Record directive (IMPM) works Ok, according to show
    recording. No old .rdb/.snp files left around. No Exporter background
    batch job running. No .rdb/.snp files created. etc, etc.
    
    As of reading this note today, I'm avoiding the record+export
    processing until further notice. This is of interest to my customer
    for 're-playing' weekend activity, etc.
    Any update?
    Regards,
    Jeff.
    
1182.16One MoreNETCUR::WADEBill Wade T&amp;N Course DevelopmentMon Aug 12 1991 13:293
    Add one more to the export past data RWMBX problem.  Really stange
    because I'm  sure that this has worked for me before.
    
1182.17Another RWMBX - any progress?BAHTAT::BONDThu Oct 31 1991 06:4933
    Yes - we too are having some problems with the exporter background
    process sticking in RWMBX state - but the subprocess then seems to be
    doing nothing at all.   Suspend or delete exporting commands eventually
    give "request queue full - check background process" and you have to
    kill it off in the end.  Has any progress been made with this whole
    RWMBX issue?  I know Sam in a previous note implied this was 'normal'
    but it seems to me that when the exporter is working normally, it
    HIBernates; when it gets stuck in this RWMBX state and never comes out
    it is dead!  Perhaps somebody could explain how it should all work?
    
    At our customer site, we were trying to export NODE, LINE and CIRCUIT
    counters from 54 DECrouter nodes with 2 to 4 lines on each.  This gave
    398 exporting jobs to 1 database.  We found that the background process
    would never properly start; it would compute for 10 minutes or so
    gradually increasing its virtual address space and working set to some
    45000 and 16000 pages (WSEXTENT) respectively and then finally stick in
    RWMBX after about another 10 to 15 minutes.  Approaching this time, it
    would begin to flit into RWMBX more and more until finally it never
    came out.
    
    We then reduced the number of nodes being monitored to a Core set of 22
    which only have 2 lines on them giving 110 exporting jobs.  With this
    reduced load, the background process seems to start ok - it still flits
    into RWMBX wait when the working set has got to 16000 pages but it
    always gets out again.  It still takes about 15 minutes to get to this
    state and then happily remains in HIB state except when it is working.
    
    So, it seems to me that the exporter seems to be running out of
    something when it is asked to do many more jobs and then gets stuck in
    RWMBX.  Anybody any idea what it is?  I have checked FILLM (500),
    BYTLIM (200000) and there is plenty of non-paged pool.
    
    The system is a VS3100 model 76 with 32Mb memory.  
1182.18Any progress before a CLD ?GIDDAY::CHONGAndrew Chong - Sydney CSC Sun Mar 15 1992 22:1413
Re .14 -< please ,do NOT use past export until investigation is completed >-

What is the result of the investigation ? I have  customer reporting export
process going into RWMBX state . A cursory look in SDA shows that process in
RWMBX runs image MCC_MAIN.EXE. The mailbox in question has outstanding messages.
The  process  that  has  channel  to  the  same  mailbox  runs  image 
MCC_EXPORTER_FM_WRITER.EXE and does have an outstanding read to the mailbox. 

A crash dump is available if anyone is interested.
will CLD this if receive no response .
I should say that MCC is V1.1 
    
Andrew
1182.19Informal replyTOOK::R_SPENCENets don't fail me now...Mon Mar 16 1992 20:539
    Exporting of Historical Data doesn't work in V1.1
    The problem was too complex to fix with a patch so the correction
    was rolled into V1.2
    
    If you are looking for an official response before submitting a CLD
    then you are asking in the wrong place. This is not the official
    problem reporting mechanisim.
    
    s/rob
1182.20 thanksGIDDAY::CHONGAndrew Chong - Sydney CSC Mon Mar 16 1992 22:067
    Thanks for the "unofficial reply"
    
    >Exporting of Historical Data doesn't work in V1.1
    >The problem was too complex to fix with a patch so the correction
    >was rolled into V1.2
	
    I suspect this was going to be the answer