fallocate.1 (499B)
- .Dd September 12, 2015
- .Dt FALLOCATE 1
- .Os ubase
- .Sh NAME
- .Nm fallocate
- .Nd preallocate files
- .Sh SYNOPSIS
- .Nm
- .Op Fl o Ar num
- .Fl l Ar num
- .Ar file ...
- .Sh DESCRIPTION
- .Nm
- if necessary creates and preallocates each
- .Ar file
- without truncation.
- .sp
- Given the filesystem supports
- .Xr fallocate 2 ,
- it is a very fast method of preallocation.
- .Sh OPTIONS
- .Bl -tag -width Ds
- .It Fl l Ar num
- Preallocate
- .Ar num
- bytes.
- .It Fl o Ar num
- Offset allocation by
- .Ar num
- bytes.
- .El
- .Sh SEE ALSO
- .Xr fallocate 2