zFS application programming interface information

Start of change Information is presented about the zFS commands and their respective subcommands. They can be used to manage zFS aggregates and file systems, and to query or set configuration options. Following is a list of the zFS commands: End of change

ZFSCALL_AGGR (0x40000005)
ZFSCALL_CONFIG (0x40000006)
ZFSCALL_FILESYS (0x40000004)
ZFSCALL_FSINFO (0x40000013)
ZFSCALL_STATS (0x40000007)

The z/OS® UNIX pfsctl (command X'C000000B') can also retrieve zFS reason code text. For more information, see the description of the PC#ErrorText pfsctl command in the usage notes for the BPX1PCT service in z/OS UNIX System Services Programming: Assembler Callable Services Reference.

For information about how to invoke the pfsctl (BPX1PCT) application programming interface in a 64-bit environment, refer to Running the zFS pfsctl APIs in 64-bit mode.

This topic also describes a zFS w_pioctl call for fileinfo.