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Fix fallocate(1) manpage

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To be honest, I had a little misunderstanding of the fallocate(1)-
utility.
It turns out that it only adds preallocated space if the length
exceeds the size of an already existing file.
No truncation happens.

Thus, I fixed the wording accordingly.
This commit is contained in:
FRIGN 2015-09-12 22:52:33 +02:00 committed by sin
parent e3b20bbda0
commit 3e7e1e9644
1 changed files with 6 additions and 6 deletions
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fallocate.1
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@ -1,9 +1,9 @@
.Dd September 11, 2015 .Dd September 12, 2015
.Dt FALLOCATE 1 .Dt FALLOCATE 1
.Os ubase .Os ubase
.Sh NAME .Sh NAME
.Nm fallocate .Nm fallocate
.Nd reallocate files .Nd preallocate files
.Sh SYNOPSIS .Sh SYNOPSIS
.Nm .Nm
.Op Fl o Ar num .Op Fl o Ar num
@ -11,17 +11,17 @@
.Ar file ... .Ar file ...
.Sh DESCRIPTION .Sh DESCRIPTION
.Nm .Nm
if necessary creates and reallocates each if necessary creates and preallocates each
.Ar file .Ar file
resulting in expansion or truncation. without truncation.
.sp .sp
Given the filesystem supports Given the filesystem supports
.Xr fallocate 2 , .Xr fallocate 2 ,
it is a very fast method of reallocation. it is a very fast method of preallocation.
.Sh OPTIONS .Sh OPTIONS
.Bl -tag -width Ds .Bl -tag -width Ds
.It Fl l Ar num .It Fl l Ar num
Allocate Preallocate
.Ar num .Ar num
bytes. bytes.
.It Fl o Ar num .It Fl o Ar num