8.153.4 Examples

Example 1:

Remove a shadow file for device 0148 with backwards merge (i.e. commit all of the changes/updates).

HHC00013I Herc command: 'sf- 0148'

HHC00325I 0:0148 CCKD file[1] 'D:/MVS/SHADOW/MVSRES_1.CCKD': shadow file successfully merged

HHC00333I 0:0148 size free nbr st reads writes l2reads hits switches

HHC00334I 0:0148 readaheads misses

HHC00335I 0:0148 --------------------------------------------------------------------

HHC00336I 0:0148 [*] 21627652 0% 9 881 21 14 712 1520

HHC00337I 0:0148 74 23

HHC00338I 0:0148 D:/MVS/DASD/MVSRES.CCKD

HHC00339I 0:0148 [0] 21627652 0% 9 rw 881 21 14

HHC00340I 0:0148 D:/MVS/SHADOW/MVSRES_*.CCKD

Figure 281: SF- command

Example 2:

Remove a shadow file for device 0148 without backwards merge (i.e. discard all of the changes/updates).

HHC00013I Herc command: 'sf- 0148 nomerge'

HHC00325I 0:0148 CCKD file[1] 'D:/MVS/SHADOW/MVSRES_1.CCKD': shadow file successfully removed

HHC00333I 0:0148 size free nbr st reads writes l2reads hits switches

HHC00334I 0:0148 readaheads misses

HHC00335I 0:0148 --------------------------------------------------------------------

HHC00336I 0:0148 [*] 21627652 0% 9 883 20 14 715 1520

HHC00337I 0:0148 79 25

HHC00338I 0:0148 D:/MVS/DASD/MVSRES.CCKD

HHC00339I 0:0148 [0] 21627652 0% 9 rw 883 20 14

HHC00340I 0:0148 D:/MVS/SHADOW/MVSRES_*.CCKD

Figure 282: SF- NOMERGE command

8.154 SFC (Compress a shadow file)

8.154.1 Function

The SFC command compresses a shadow file.

8.154.2 Syntax

Descriptive

Diagram

¬¬¬§¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬¬ÊÍ

8.154.3 Parameter

device

This specifies the device for which the shadow file will be compressed.

*

Specifying an asterisk it is possible to compress the shadow files for all DASD
devices that have a shadow file.

8.154.4 Examples

Example 1:

Compress the shadow file for dasd device 0148.

HHC00013I Herc command: 'sfc 0148'

HHC00358I 0:0148 CCKD file 'D:/MVS/DASD/MVSRES.CCKD': file already compressed

HHC00333I 0:0148 size free nbr st reads writes l2reads hits switches

HHC00334I 0:0148 readaheads misses

HHC00335I 0:0148 --------------------------------------------------------------------

HHC00336I 0:0148 [*] 21631751 0% 9 885 425 15 715 1522

HHC00337I 0:0148 79 25

HHC00338I 0:0148 D:/MVS/DASD/MVSRES.CCKD

HHC00339I 0:0148 [0] 21627652 0% 9 rd 884 20 15

HHC00340I 0:0148 D:/MVS/SHADOW/MVSRES_*.CCKD

HHC00341I 0:0148 [1] 4099 0% 0 rw 1 405 0

Figure 283: SFC command