NetBSD Problem Report #46730
From mm_lists@pulsar-zone.net Sat Jul 21 07:39:33 2012
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Date: Sat, 21 Jul 2012 03:39:29 -0400
From: Matthew Mondor <mm_lists@pulsar-zone.net>
To: gnats-bugs@gnats.NetBSD.org
Subject: Improve mount_nilfs.8 (-current, netbsd-6)
>Number: 46730
>Category: bin
>Synopsis: Improve mount_nilfs.8 (-current, netbsd-6)
>Confidential: no
>Severity: non-critical
>Priority: low
>Responsible: pgoyette
>State: closed
>Class: doc-bug
>Submitter-Id: net
>Arrival-Date: Sat Jul 21 07:40:00 +0000 2012
>Closed-Date: Wed Jun 01 11:57:32 +0000 2016
>Last-Modified: Wed Jun 01 12:00:01 +0000 2016
>Originator: Matthew Mondor
>Release: NetBSD 6.0_BETA2, -current
>Organization:
>Environment:
System: NetBSD ninja.xisop 6.0_BETA2 NetBSD 6.0_BETA2 (GENERIC_MM) #18: Wed Jul 4 20:43:55 EDT 2012 root@ninja.xisop:/usr/obj/sys/arch/amd64/compile/GENERIC_MM amd64
Architecture: x86_64
Machine: amd64
>Description:
When someone asked about if writing to nilfs was like writing to null
(which might have been a joke considering the current implementation
only supports read-only operations, but who knows, considering its
name :), I wondered what it was about, as the manual page had very
little information, and I had to search the web to find out...
>How-To-Repeat:
>Fix:
Proposed diff attached for review
--MP_/ctRy/SOHwdLawmf/xIDz6L3
Content-Type: text/plain
Content-Transfer-Encoding: 7bit
Content-Disposition: attachment; filename=nilfs-diff.txt
Index: sbin/mount_nilfs/mount_nilfs.8
===================================================================
RCS file: /data/rsync/netbsd-cvs/src/sbin/mount_nilfs/mount_nilfs.8,v
retrieving revision 1.2
diff -u -r1.2 mount_nilfs.8
--- sbin/mount_nilfs/mount_nilfs.8 18 Jul 2009 17:07:12 -0000 1.2
+++ sbin/mount_nilfs/mount_nilfs.8 21 Jul 2012 07:27:51 -0000
@@ -46,6 +46,11 @@
.Ar special
.Ar node
.Sh DESCRIPTION
+NILFS is a log-structured file system designed to support fast
+writing, fast recovery times, live snapshots, concurrent read-only
+snapshot mounts, and live file system resizing. Its inodes are
+managed using B-trees.
+.Pp
The
.Nm
command attaches the NILFS file system residing on the specified
@@ -75,6 +80,21 @@
.Xr fstab 5 ,
.Xr mount 8 ,
.Xr umount 8 ,
-.Xr vnconfig 8
-.Sh NOTES
-NILFS is a file system developped by NTT and is currently in version 2.
+.Xr vnconfig 8,
+.Xr mount_lfs 8
+.Sh HISTORY
+NILFS is a file system developped by NTT and released in 2005 for
+Linux. Version 2 is available since 2009.
+This cleanroom implementation was written by Reinoud Zandijk for
+NetBSD in 2009, and has first been released as part of NetBSD 6.
+.Sh AUTHORS
+This implementation of NILFS was written by Reinoud Zandijk.
+.Sh CAVEATS
+This implementation currently only supports read-only operation.
+See
+.Xr mount_lfs 8
+for an older log-structured file system with write support. Also see
+.Xr wapbl 4
+and
+.Xr mount 8
+for fast journal-based recovery using FFS.
--MP_/ctRy/SOHwdLawmf/xIDz6L3--
>Release-Note:
>Audit-Trail:
Responsible-Changed-From-To: bin-bug-people->pgoyette
Responsible-Changed-By: pgoyette@NetBSD.org
Responsible-Changed-When: Wed, 01 Jun 2016 11:57:32 +0000
Responsible-Changed-Why:
I picked it up
State-Changed-From-To: open->closed
State-Changed-By: pgoyette@NetBSD.org
State-Changed-When: Wed, 01 Jun 2016 11:57:32 +0000
State-Changed-Why:
Changes from PR have been committed.
From: "Paul Goyette" <pgoyette@netbsd.org>
To: gnats-bugs@gnats.NetBSD.org
Cc:
Subject: PR/46730 CVS commit: src/sbin/mount_nilfs
Date: Wed, 1 Jun 2016 11:56:50 +0000
Module Name: src
Committed By: pgoyette
Date: Wed Jun 1 11:56:49 UTC 2016
Modified Files:
src/sbin/mount_nilfs: mount_nilfs.8
Log Message:
Improved documentation of mount_nilfs, from PR bin/46730
To generate a diff of this commit:
cvs rdiff -u -r1.2 -r1.3 src/sbin/mount_nilfs/mount_nilfs.8
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
>Unformatted:
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