IMS transaction trace
The IMS transaction trace writes entries to the IMS log at entry to and exit from the DC call analyzer (DFSDLA30).
- Starting the trace
- To start the trace, issue one of the
two following
/TRACEcommands.To trace the DL/I portion of data communication for a specific transaction:/TRACE SET ON TRAN transaction nameTo trace the DL/I portion of data communication for a specific program:/TRACE SET ON PROGRAM program name - Content of the trace records
- DFSDLA30 records are type X'6701' with a trace ID of LA3A
(entry) or LA3B (exit). They contain:
- PCB
- Maximum of 64 bytes of the I/O area
- MODNAME
- PST
- SMB of the transaction (if the program in the IMS control region is an MPP or a message driven BMP)
The PCB and PST areas are always logged. The I/O area, MODNAME, and SMB are additional areas that are logged when available and applicable to the call type:
- The I/O area can be logged only on entry or exit. For example, a GN call logs the I/O area on exit, while an ISRT call logs the I/O area on entry. Depending on the call type, the I/O area can be logged on both entry and exit.
- The MODNAME is logged only on an entry trace.
- The SMB is logged on both the entry and exit traces.
Field PSTSYNFC in the PST contains the following calls:- 04
- ABTERM IN PROGRESS
- 08
- SYNC POINT PHASE 1
- 0C
- SYNC POINT PHASE 2
- 10
- PURGE TP PCBS
- 14
- PHASE 1 SYNC POINT ENQ OUTPUT TO TEMP DEST
- 18
- ROLB CALL
- 1C
- INVALID ABENDU0820
- 20
- ABORT
Field PSTFUNCT in the PST contains the following calls:- 01
- GU
- 03
- GN
- 41
- ISRT
- 50
- SETO
- 67
- INQY
- 83
- CHNG
- 85
- CHKP
- 87
- CMD
- 88
- GCMD
- 89
- ROLB
- 8A
- ROLS
- 8C
- SETS
- 8F
- AUTH
- 90
- PURG
The following figure is an example of a IMS transaction trace.
- Example of IMS transaction trace records
-
INTERNAL TRACE RECORD ID = LA3A SEGNO=00 RECNO = 0000009A TIME 07.45.06.42 DATE 93.014 PCB 0271B084 000000 00300038 00010018 40404040 40404040 006DD054 00000000 00009F58 C9D6D7C3 *........ ._..........IOPC* 0271B0A4 000020 C2404040 00000000 00000000 00000000 00000000 0271B084 E6E3D6D9 40404040 *B ...................DWTOR * 0271B0C4 000040 12004040 0093014F 0745063F 00000006 40404040 40404040 40404040 40404040 *.. .L.|........ * 0271B0E4 000060 40404040 40404040 * * I/O AREA 02825000 000000 00340000 C3E4E2E3 D6D4C5D9 40D9C5D8 E4C5E2E3 E240C9D5 C6D6D9D4 C1E3C9D6 *....CUSTOMER REQUESTS INFORMATIO* 02825020 000020 D540D6D5 40D7C1F2 F860F1F6 F140D4D6 C4C5D3E2 00000000 00000000 00000000 *N ON PA28-161 MODELS............* MODNAME 82825850 000000 D4D6C4F4 F0F0F4F2 *MOD40042 * SMB 027CA754 000000 00000000 00000000 00000000 00000000 00000000 00810075 00020002 D7C1D9E3 *.....................A......PART* 027CA774 000020 40404040 41416000 0700A704 FFFFFFFF 00000002 FFFFFFFF 00001D1D 027D5410 * ..-...X..................'..* 027CA794 000040 00000000 0100FFFF 0000FFFF 00000000 027CA7C8 00000000 C4C6E2E2 C1D4F0F2 *.................@XH....DFSSAM02* 027CA7B4 000060 40404040 40404040 00000000 * .... * PST 0271B060 000000 00000000 82801A39 02978C04 02CB51DC 00000000 00000000 00000000 00000000 *....B....P......................* 0271B080 000020 02819040 00300038 00010018 40404040 40404040 006DD054 00000000 00009F58 *.A. ........ ._..........* 0271B0A0 000040 C9D6D7C3 C2404040 00000000 00000000 00000000 00000000 0271B084 E6E3D6D9 *IOPCB ...................DWTOR* 0271B0C0 000060 40404040 12004040 0093014F 0745063F 00000006 40404040 40404040 40404040 * .. .L.|........ * 0271B0E0 000080 40404040 40404040 40404040 00000000 00000000 00000000 02C5A758 00000000 * .............EX.....* 0271B100 0000A0 00000000 00000000 04000002 02CB5148 00000000 027CA754 0094000E 01420080 *.....................@X..M......* 0271B120 0000C0 02CB5138 04000002 00000000 00000001 00000001 00000000 02825840 0280E610 *.........................B. ..W.* 0271B140 0000E0 006D3D08 00000000 00000000 02825000 0275DC40 00000000 00000080 00000000 *._...........B&;... ............* 0271B160 000100 00000000 028BB020 01020304 00000000 00000000 00000000 D4D7D740 40404040 *........................MPP * 0271B180 000120 D4D7D740 40404040 00000000 00000000 00000000 00000000 00000000 00000000 *MPP ........................* 0271B1A0 000140 00000000 00000000 00000000 00000000 00000001 00000000 00000001 00000000 *................................* 0271B1C0 000160 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 *................................* 0271B1E0 000180 00000000 00000000 00000000 00000000 00000000 00000000 00000000 028258A8 *.............................B.Y* 0271B200 0001A0 00000000 00000000 C5C0FFFF 8A000000 C9E2D9E3 4140BA07 0271B084 00000000 *........E.......ISRT. .....D....* 0271B220 0001C0 00000002 00C53D20 00000000 00000000 00000000 00000000 00000000 00000000 *.....E..........................* 0271B240 0001E0 00000000 00000000 000000A0 02000000 00000000 00000000 00000000 00000000 *................................* 0271B260 000200 00000000 00000000 8299C762 00000000 00000000 00000000 00000000 00000000 *........BRG.....................* 0271B280 000220 00000000 00000000 00000000 0290B210 00000000 00000000 00000000 00000000 *................................* 0271B2A0 000240 00000000 00000000 00000000 00000000 00000000 00000002 000E0300 02825000 *.............................B&;* 0271B2C0 000260 02707540 00000000 027573A4 00000000 00000000 00000000 00000000 00000000 *... .......U....................* 0271B2E0 000280 C9E2D9E3 *ISRT * INTERNAL TRACE RECORD ID = LA3A SEGNO=01 RECNO = 0000009B TIME 07.45.06.42 DATE 93.014 CONTINUE 0271B2E4 000284 00000000 00000000 00000000 0271B084 00000000 00000000 00000000 00000000 *...............D................* 0271B304 0002A4 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 *................................* 0271B324 0002C4 00000000 00000000 00000000 00000004 00F76180 00000000 00000840 00000000 *.................7/........ ....* 0271B344 0002E4 00011C00 0271B3D8 10000000 00000000 00000000 00008000 C0808000 24008000 *.......Q........................* 0271B364 000304 00000000 00000000 00000000 0275DC54 00000000 00000000 00000000 00000000 *................................* 0271B384 000324 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 *................................* 0271B3A4 000344 SAME AS ABOVE 0271B3C4 000364 00000000 00000000 00000000 00000BC8 08000000 0271B060 00000000 00000000 *...............H.......-........* 0271B3E4 000384 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 *................................* 0271B404 0003A4 00000000 00000000 00000000 00000000 00000000 028225A8 00000000 00000000 *.....................B.Y........* 0271B424 0003C4 00000000 00000000 026DE040 00004B00 000E15E6 00196FF2 00000000 00000000 *........._. .......W..?2........* 0271B444 0003E4 00000000 00000000 00000000 00000000 00000000 00000000 028BB000 00000000 *................................* 0271B464 000404 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 *................................* 0271B484 000424 00000000 00000000 00000000 00000000 00000000 00000000 00000000 0275D83B *..............................Q.* 0271B4A4 000444 0275D73C 00000000 07004040 40404040 00000000 00000000 00000000 0275DA3C *..P....... ................* 0271B4C4 000464 00000000 0275D83C 00000000 00000000 00000000 00000000 00000000 00000000 *......Q.........................* 0271B4E4 000484 00000000 028FCA40 02759040 00000000 00C16190 00000000 0271BC28 00000000 *....... ... .....A/.............* 0271B504 0004A4 00000000 00000000 00000000 0280E450 0280E714 A6E4A497 78F98705 00F741B0 *..............U&;.X.WUUP.9G..7..* 0271B524 0004C4 026EB048 006DD000 00340000 00000000 00800000 00000000 00000000 02CD2469 *.>..._..........................* 0271B544 0004E4 AD2CD246 0275DD0C 00000000 00000001 00000000 00000000 0275DD38 0271BD18 *..K.............................* 0271B564 000504 00000000 C4C6E2E2 C1D4F0F2 0280E610 00000000 00000000 000C4040 00000000 *....DFSSAM02..W........... ....* 0271B584 000524 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 *................................* 0271B5A4 000544 00000000 00000000 02757040 00000000 00000000 00000000 569ABC9A 1D1D014C *........... ...................<* 0271B5C4 000564 00000000 00001D1D 0271B0BC 00000000 014C0000 E6E3D6D9 40404040 00000000 *.................<..WTOR ....* 0271B5E4 000584 000056E0 00000000 00196D3D 0280E524 00000000 00000001 0000FFFF 827BEC70 *.........._...V.............B#..* 0271B604 0005A4 80000000 0271B648 829B8A1E 82978630 00000000 0271B060 827BEC70 028BB068 *........B...BPF........-B#......* 0271B624 0005C4 0271B060 0280E610 02825840 829B891C 02825000 026EB048 00000064 00C53D20 *...-..W..B. B.I..B&;.>.......E..* 0271B644 0005E4 029B81E8 00000000 0271B600 0271B690 82978774 0297C2FE 00000000 02707540 *..AY............BPG..PB........ * 0271B664 000604 02825840 0271B084 02825000 82825850 02825840 829B891C 82978630 0271B060 *.B. ...D.B&;BB.&;B. B.I.BPF....-* 0271B684 000624 82978698 00C53D20 82978630 00000000 0271B648 0271B6D8 8297C424 02C45B80 *BPFQ.E..BPF............QBPD..D$.* 0271B6A4 000644 00000004 02707540 0000000C 0271B084 02825000 02707554 02707598 829B891C *....... .......D.B&;.......QB.I.*INTERNAL TRACE RECORD ID = LA3A SEGNO=02 RECNO = 0000009C TIME 07.45.06.42 DATE 93.014 CONTINUE 0271B6C4 000664 0297C488 0271B060 0297C4A0 00C53D20 0297C2FE 00000000 0271B690 0271B720 *.PDH...-.PD..E...PB.............* 0271B6E4 000684 82C45D79 82999D60 00C53D20 0271B060 00000410 00000584 0272E61C 02707598 *BD).BR.-.E.....-.......D..W....Q* 0271B704 0006A4 02707554 0271B6C4 0272E5A4 0271B060 82C45E38 00C53D20 02C45B80 00000000 *.......D..VU...-BD;..E...D$.....* 0271B724 0006C4 0271B6D8 0271B768 8299B341 0299BAEC 000E3E8D 00003E8D 0299AD60 000E3E8D *...Q....BR...R...........R.-....* 0271B744 0006E4 00000000 00000410 0271B068 8299A28A 00C19E00 0271B060 00C19000 00C53D20 *............BRS..A.....-.A...E..* 0271B764 000704 82999D60 00000000 0271B720 0271B7B0 8299B341 0299BAEC 00C53D20 027BED10 *BR.-............BR...R...E...#..* 0271B784 000724 0299AD60 00C53D20 00000000 02707540 0272E594 829B891C 0272E078 0271B060 *.R.-.E......... ..VMB.I........-* 0271B7A4 000744 00C19000 00C53D20 82999D60 00000000 0271B768 0271B7F8 8299BD25 829CE580 *.A...E..BR.-...........8BR..B.V.* 0271B7C4 000764 00C53D20 027BED10 027BED10 00000024 00000004 02707540 0272E594 829B891C *.E...#...#............. ..VMB.I.* 0271B7E4 000784 0272E078 0271B060 00C19000 00C53D20 0299BC2C 00000000 0271B7B0 0271B840 *.......-.A...E...R............. * 0271B804 0007A4 8299BF17 829CA578 00C53D20 027BED10 027BED10 00000028 0272E604 02707588 *BR..B.V..E...#...#........W....H* 0271B824 0007C4 02707550 0271BC48 0272E5A4 0271B060 00C19000 00C53D20 0299BE12 00000000 *...&;.....VU...-.A...E...R......* 0271B844 0007E4 0271B7F8 0271B888 8299BD25 829CE580 00C53D20 027BED10 027BED10 00000024 *...8...HBR..B.V..E...#...#......* 0271B864 000804 00000004 02707540 0272E594 00000832 0272E078 0271B060 00C19000 00C53D20 *....... ..VM...........-.A...E..* 0271B884 000824 0299BC2C 0271B600 0271B840 0271B8D0 82957237 829A19C8 00000000 0275F260 *.R......... ....BN..B..H......2-* 0271B8A4 000844 C3D5E340 000001FF 02C5A758 02C5A758 00000000 00C34200 00C2A1C8 0271B060 *CNT .....EX..EX......C...B.H...-* 0271B8C4 000864 0271B060 00C53D20 0295703E 00000000 0271B888 0271B918 829A1ACB 029A248E *...-.E...N.........H....B.......* 0271B8E4 000884 00000000 00F76180 C3D5E340 000001FF 02C5A758 02C5A758 0271B04C 00000000 *.....7/.CNT .....EX..EX....<....* 0271B904 0008A4 027BEC70 0271B060 0275F260 00C53D20 829A19C8 00000000 0271B8D0 0271B960 *.#.....-..2-.E..B..H...........-* 0271B924 0008C4 829A2579 829554F8 00C53D20 00C2A238 C3D5E340 000001FF 02C5A758 02C5A758 *B...BN.8.E...BS.CNT .....EX..EX.* 0271B944 0008E4 00C2A238 00000000 027BEC70 0271B060 0275F260 00C53D20 029A248E 00000000 *.BS......#.....-..2-.E..........* 0271B964 000904 0271B918 0271B9A8 8011566B 829CA578 000053E8 02766910 00000000 02B54000 *.......Y...,B.V....Y.......... .* 0271B984 000924 000053E8 02766900 00000000 02766910 0271B0EC 0271B060 02B56260 00C53D20 *...Y...................-...-.E..* 0271B9A4 000944 00115588 00000000 0271B960 0271B9F0 8011566B 829CA578 02B541D8 02766910 *...H.......-...0...,B.V....Q....* 0271B9C4 000964 02B541D0 00000000 02B541D8 02766900 02B54000 02766910 0271B0EC 0271B060 *...........Q...... ............-* 0271B9E4 000984 00053CE0 00C53D20 00115588 00000000 0271B9A8 0271BA38 8011566B 829CA578 *.....E.....H.......Y.......,B.V.* 0271BA04 0009A4 02B541D8 02766910 02B541D0 00000000 02B541D8 02766900 02B54000 02766910 *...Q...............Q...... .....* 0271BA24 0009C4 0271B0EC 0271B060 00053CE0 00C53D20 00115502 00000000 0271B9F0 0271BA80 *.......-.....E.............0....* 0271BA44 0009E4 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 *................................* 0271BA64 000A04 SAME AS ABOVE 0271BA84 000A24 0271BA38 0271BAC8 00000000 00000000 00000000 00000000 00000000 00000000 *.......H........................* INTERNAL TRACE RECORD ID = LA3A SEGNO=03 RECNO = 0000009D TIME 07.45.06.42 DATE 93.014 CONTINUE 0271BAA4 000A44 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 *................................* 0271BAC4 000A64 00000000 00000000 0271BA80 0271BB10 00000000 00000000 00000000 00000000 *................................* 0271BAE4 000A84 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 *................................* 0271BB04 000AA4 00000000 00000000 00000000 00000000 0271BAC8 028041A8 00000000 00000000 *...................H...Y........* 0271BB24 000AC4 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 *................................* 0271BB44 000AE4 00000000 00000000 00000000 00000000 00000000 00000000 028042C8 027579C8 *...........................H...H* 0271BB64 000B04 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 *................................* 0271BB84 000B24 SAME AS ABOVE 0271BBA4 000B44 C4C6E2E2 C1D4F0F2 00000000 00000000 80000000 00000000 00000000 80801000 *DFSSAM02........................* 0271BBC4 000B64 002A2A00 00410000 00000000 00000000 00000000 00000000 00000000 0093014F *.............................L.|* 0271BBE4 000B84 0743506F 00000000 00000000 00000000 00000000 00000000 00000000 00000000 *..&?;...........................* 0271BC04 000BA4 00000000 00000000 00000000 02707540 00000000 00000000 00000000 00000000 *............... ................* 0271BC24 000BC4 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 *................................* 0271BC44 000BE4 00000000 *.... *