Header/Self-defining Section

This section contains the common SMF record headers fields and the triplet fields (offset/length/number), if applicable, that locate the other sections on the record.

Offsets Name Length Format Description
0 0 SMF48LEN 2 binary Record length. This field and the next field (total of four bytes) form the RDW (record descriptor word). See Standard SMF record header for a detailed description.
2 2 SMF48SEG 2 binary Segment descriptor (see record length field).
4 4 SMF48FLG 1 binary System indicator:
Bit
Meaning when set
0-2
Reserved
3-6
Version indicators*
7
Reserved.

*See Standard SMF record header for a detailed description.
5 5 SMF48RTY 1 binary Record type 48 (X'30').
6 6 SMF48TME 4 binary Time since midnight, in hundredths of a second, that the record was moved into the SMF buffer.
10 A SMF48DTE 4 packed Date when the record was moved into the SMF buffer, in the form 0cyydddF. See Standard SMF record header for a detailed description.
14 E SMF48SID 4 EBCDIC System identification (from the SID parameter).
18 12 SMF48SBS 2 binary Subsystem identification — X'0005' signifies JES3.
20 14 SMF48RSV 2   Reserved.
22 16 SMF48LRR 2 binary Length of rest of record, excluding this field.
24 18 SMF48EVT 2 binary Record indicator
Bit
Meaning when set
0-12
Reserved
13
Record written for SNA LOGOFF
14
Record written for BSC stopped line
15
Record written for BSC SIGNOFF.
26 1A SMF48RV1 2   Reserved.
28 1C SMF48RMT 8 EBCDIC Remote name as defined in JESPARMS. (This field is filled in only if a remote terminal is connected to this line.)

Work station name.
36 24 SMF48LIN 8 EBCDIC Line name as defined in JESPARMS.
44 26 SMF48PSW 8 EBCDIC Password as defined in JESPARMS.
52 34 SMF48TRN 4 binary Number of transmissions.
56 38 SMF48ERS 4 binary Number of line errors.
60 3C SMF48TOT 2 binary Number of time outs to read text.
62 3E SMF48NKS 2 binary Number of negative acknowledgements to write text.
64 40 SMF48SO 1 binary Number of command rejects.
65 41 SMF48S1 1 binary Number of interventions required.
66 42 SMF48S2 1 binary Number of bus-out checks.
67 43 SMF38S3 1 binary Number of equipment checks.
The following fields apply only to BSC:
68 44 SMF48S4 1 binary Number of data checks.
69 45 SMF48S5 1 binary Number of data overruns.
70 46 SMF48S6 1 binary Number of lost data(s).
71 47 SMF48USR 9   Reserved.
80 50 SMF48ADP 3 EBCDIC 3-digit line adapter number.
83 53 SMF48RVJ 8   Reserved for JES3.
91 5B SMF48RVU 4   Reserved for user.
95 5F SMF48AD4 4 EBCDIC 4-digit line adapter number.
For SNA, adjust offsets to account for the increased length.

66     42     SMF48S1
67     43     SMF48S2
69     45     SMF48S3

 

Parent topic: Record Mapping