MPE/iX System Utilities Reference Manual (32650-90882)
Chapter 9 117
FSCHECK
Operation
CHECKEXTENTS [CE]
The CHECKEXTENTS command checks the extent map for each file label in the label table for
duplicate extent descriptors. Duplicate extent descriptors are those with overlapping file
sector offset.
Syntax
ldev
CHECKEXTENTS [DEV=]
set_name
ALL
Parameters
The
DEV
parameter is optional. If omitted, the default is to check the extent maps on each
mounted volume of the system volume set.
ldev Ldev
is a number from 1 to 32767, specifying the logical device on which
the volume is mounted. The volume must be mounted in the MASTER or
MEMBER state as displayed by the DSTAT command
set_name Set_name
is the name of a mounted volume set whose master volume is
mounted in the MASTER state as determined by the DSTAT command.
The extent map check is performed on each mounted volume of the set.
ALL ALL checks the extent maps on each volume mounted in the MASTER or
MEMBER state.
Example
fscheck: CHECKEXTENTS ALL
Return