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File size value for MVS data sets z/OS Network File System Guide and Reference SC23-6883-00 |
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Many NFS procedures (such as nfs_lookup and nfs_getattr) in the NFS protocol require the file size to be returned. This Topic explains some performance and accuracy considerations in obtaining the file size value for MVS data sets. For z/OS UNIX files, the file size is directly available from the underlying file system because it is saved as part of the file metadata. The meaning of the file size value that is returned by the NFS
and how fast the file size is returned depends on the following conditions:
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