I have a breakpoint at the entry point of the subtask
So after I do the first attach it goes right there For second I it never does I do listtcb with the TCB ADDR and tcbser is on Rob gave me a good idea if you have ideas how how I would debug this please share Thanks Joe Reichman On Mon, Jun 8, 2026 at 2:34 PM Binyamin Dissen < [email protected]> wrote: > That doesn't answer the questions. > > How do you know that it never took off? > :> > What basic debugging or tracing have you done? > > Did you try GTFing your code? Did you examine the task structure from a > DUMP? > > Possible issues with your code. > > Are SYSECB and PARM unique for each occurrence of ATTACH? > > > > > > On Mon, 8 Jun 2026 13:17:22 -0400 Joseph Reichman > <[email protected]> wrote: > > :>I am running the code under TESTAUTH it's a concurrent server with 4 > :>subtasks > :> > :>As soon as the ECB wait bit gets set I attach the next > :> > :>After the first task hits this point > :> > :>I attached the second which right away has TCBSER on > :> > :>And I don't see any abend on the console > :> > :> > :>RD_TASK_LOOP DS 0H > :> > :>* > :> > :> > :> LA R10,EZASMGW GLOBAL WORK AREA > :> > :> STC R6,TASK_ADDR > :> > :> OI TASK_ADDR,X'F0' > :> > :>* LA R15,NOW.TIE_DSECT > :> > :>* MVC E$ASMTOK-MYTIE(L'E$ASMTOK,R15),E$ASMTOK > :> > :> ST R11,ECB_ADDR > :> > :> ST R9,END_ECB > :> > :>* L R14,COMMADDR Get Communication Address > :> > :> MVC CLEANUP,=A(CLEAN_UP) > :> > :>* USING COM,R14 > :> > :>* MVC NOW.END_ECB,COMECBPT Store Commincation ecb > :> > :>.ATT ANOP > :> > :> ATTACH EP=DBGRTSK, X > :> > :> PARAM=((R10),(R7),CLIENT,SOCKTBL), > :> ECB=SYSECB, X > :> > :> SZERO=YES, X > :> > :> SVAREA=YES, X > :> > :> ASYNCH=NO, X > :> > :> ESTAI=(R12), X > :> > :> ALCOPY=NO,MF=(E,PARM),SF=(E,ATT_LIS) > :> > :> LTR R15,R15 ALL OKAY > :> > :> BZ SET_TCB STORE TCB ADDRESS > :> > :> WTO 'PROBLEM CREATING TASKS..' > :> > :> B RETURN > :> > :>SET_TCB DS 0H > :> > :> LR R8,R1 HOLD TCB > :> > :>IS_WAIT DS 0H > :> L R10,0(,R7) > :> TM 0(R10),X'80' > :> > :> BO ST_TCB A; NO; WAIT > :> > :>* > :> > :> STIMER WAIT,DINTVL=LTINTVL WAIT A BIT > :> > :>* > :> > :> B IS_WAIT > :> > :>ST_TCB DS 0H > :> > :> STCM R8,B'0111',TASK_ADDR+1 STORE TCB ADDRESS > :> > :>* > :> > :>* > :> > :>TEMP8 DS 0H > :> > :> LA R7,THREAD_LEN(,R7) BUMP UP Storage for threads > :> > :> LA R11,4(,R11) Bump up end ecb addr > :> > :> LA R9,4(,R9) Bump ecb address > :> > :> BCT R6,RD_TASK_LOOP > :> > :> > :> > :> > :> > :> > :> > -----Original > :>Message----- > :>From: IBM Mainframe Discussion List <[email protected]> On > Behalf Of > :>Binyamin Dissen > :>Sent: Monday, June 8, 2026 11:56 AM > :>To: [email protected] > :>Subject: Re: Subtask not getting dispatched > :> > :>How do you know that it never took off? > :> > :>What basic debugging or tracing have you done? > :> > :>On Mon, 8 Jun 2026 10:54:51 -0400 Joseph Reichman > :><[email protected]> wrote: > :> > :>:>Hi > :>:> > :>:>I attach a subtask get a TCB however the subtask never takes off :> > :>My > :>only hint is that TCBSER of TCBFLGS4 :> :>Is on for TCB that never got > :>dispatched :> :>Can anyone give me a clue how to get to the bottom of > this > :>:> > :>:>---------------------------------------------------------------------- > :>:>For IBM-MAIN subscribe / signoff / archive access instructions, :>send > :>email to [email protected] with the message: INFO IBM-MAIN > > -- > Binyamin Dissen <[email protected]> > http://www.dissensoftware.com > > Director, Dissen Software, Bar & Grill - Israel > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, > send email to [email protected] with the message: INFO IBM-MAIN > ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
