The following control block is used by CA JARS when reading SMF records (Phase 2):
GETCB Control Block Layout
|
Offset |
Format |
Content |
|---|---|---|
|
0 |
CL8 |
'GETCB' - Identifies this control block. |
|
8 |
CL8 |
(internal use) |
|
10 |
F |
Length of work area for assembling spanned records. |
|
14 |
A |
Address of work area. |
|
18 |
A |
Address of current block of SMF data. |
|
1C |
A |
Address of end of current block. |
|
20 |
A |
Address of current record segment within the block. |
|
24 |
A |
Address of end of current record segment. |
|
28 |
H |
Length of current block. |
|
2A |
H |
Length of current segment. |
|
2C |
H |
Length of record in work area, if any. |
|
2E |
CL4 |
(internal use) |
|
32 |
PL2 |
Current data set number within concatenation. |
|
34 |
PL4 |
Current block number within data set. |
|
38 |
PL4 |
Number of records processed in locate mode in the buffer. |
|
3C |
PL4 |
Number of records that had to be assembled in the work area from spanned record segments. |
|
40 |
PL4 |
Number of blocks of SMF data discarded. |
|
44 |
PL4 |
Number of times spanned record assembly could not be completed. |
|
48 |
PL4 |
Block number where first I/O error occurred in a series of I/O errors. |
|
4C |
PL2 |
Number of consecutive I/O errors that have occurred. |
|
4E |
PL2 |
Consecutive I/O error limit (constant). |
|
50 |
CL6 |
CAIJSSMF Data Control Block (DCB). |
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