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Note that UFS1 superblock changes may cause compatability problems

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with older 4.X (for example, the case of a dual-booting machine).

While here, spell "Soft Updates" consistently (and hopefully
correctly).

Approved by:	re (implicitly)
This commit is contained in:
Bruce A. Mah 2002-12-11 23:08:06 +00:00
parent d6b32def6c
commit e3f2bef730
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=107758
2 changed files with 30 additions and 10 deletions
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20
release/doc/en_US.ISO8859-1/relnotes/article.sgml
View file

@ -1468,16 +1468,16 @@ options HZ=1000 # not compulsory but strongly recommended</programlisting>
<filename>/usr/src/sys/ufs/ufs/README.extattr</filename> for
details).</para>
<para role="historic">Due to a licensing change, softupdates have been
<para role="historic">Due to a licensing change, Soft Updates have been
integrated into the main portion of the kernel source tree.
As a consequence, softupdates are now available with the
As a consequence, Soft Updates are now available with the
<filename>GENERIC</filename> kernel. &merged;</para>
<para>A filesystem snapshot capability has been added to FFS.
Details can be found in
<filename>/usr/src/sys/ufs/ffs/README.snapshot</filename>.</para>
<para>When running with softupdates, &man.statfs.2; and
<para>When running with Soft Updates, &man.statfs.2; and
&man.df.1; will track the number of blocks and files that are
committed to being freed.</para>
@ -1604,6 +1604,16 @@ options HZ=1000 # not compulsory but strongly recommended</programlisting>
screen in &man.sysinstall.8;. 64-bit platforms can boot from
UFS2 root filesystems.</para>
<para>To support new features mentioned in this section, minor
changes have been made to the format of the UFS1 superblock.
These changes may create some compatability problems when a
system older than &os; 4.7-RELEASE attempts to &man.mount.8;
or &man.fsck.8; a local UFS1 filesystem created by &os;
&release.current; or later. &os; 4.7-RELEASE and later are
fully compatible. This situation typically arises on a
dual-boot machine with multiple versions of &os;
installed.</para>
</sect3>
<sect3>
@ -2621,7 +2631,7 @@ options HZ=1000 # not compulsory but strongly recommended</programlisting>
<para>&man.fsck.ffs.8; now supports background filesystem checks
to mounted FFS filesystems with the <option>-B</option> option
(softupdates must be enabled on these filesystems). The
(Soft Updates must be enabled on these filesystems). The
<option>-F</option> flag now determines whether a specified
filesystem needs foreground checking.</para>
@ -3092,7 +3102,7 @@ options HZ=1000 # not compulsory but strongly recommended</programlisting>
faster. &merged;</para>
<para role="historic">&man.newfs.8; now takes a <option>-U</option> option to
enable softupdates on a new filesystem. &merged;</para>
enable Soft Updates on a new filesystem. &merged;</para>
<para role="historic">The default number of cylinders per group in &man.newfs.8;
is now computed to be the maximum allowable given the current

20
release/doc/en_US.ISO8859-1/relnotes/common/new.sgml
View file

@ -1468,16 +1468,16 @@ options HZ=1000 # not compulsory but strongly recommended</programlisting>
<filename>/usr/src/sys/ufs/ufs/README.extattr</filename> for
details).</para>
<para role="historic">Due to a licensing change, softupdates have been
<para role="historic">Due to a licensing change, Soft Updates have been
integrated into the main portion of the kernel source tree.
As a consequence, softupdates are now available with the
As a consequence, Soft Updates are now available with the
<filename>GENERIC</filename> kernel. &merged;</para>
<para>A filesystem snapshot capability has been added to FFS.
Details can be found in
<filename>/usr/src/sys/ufs/ffs/README.snapshot</filename>.</para>
<para>When running with softupdates, &man.statfs.2; and
<para>When running with Soft Updates, &man.statfs.2; and
&man.df.1; will track the number of blocks and files that are
committed to being freed.</para>
@ -1604,6 +1604,16 @@ options HZ=1000 # not compulsory but strongly recommended</programlisting>
screen in &man.sysinstall.8;. 64-bit platforms can boot from
UFS2 root filesystems.</para>
<para>To support new features mentioned in this section, minor
changes have been made to the format of the UFS1 superblock.
These changes may create some compatability problems when a
system older than &os; 4.7-RELEASE attempts to &man.mount.8;
or &man.fsck.8; a local UFS1 filesystem created by &os;
&release.current; or later. &os; 4.7-RELEASE and later are
fully compatible. This situation typically arises on a
dual-boot machine with multiple versions of &os;
installed.</para>
</sect3>
<sect3>
@ -2621,7 +2631,7 @@ options HZ=1000 # not compulsory but strongly recommended</programlisting>
<para>&man.fsck.ffs.8; now supports background filesystem checks
to mounted FFS filesystems with the <option>-B</option> option
(softupdates must be enabled on these filesystems). The
(Soft Updates must be enabled on these filesystems). The
<option>-F</option> flag now determines whether a specified
filesystem needs foreground checking.</para>
@ -3092,7 +3102,7 @@ options HZ=1000 # not compulsory but strongly recommended</programlisting>
faster. &merged;</para>
<para role="historic">&man.newfs.8; now takes a <option>-U</option> option to
enable softupdates on a new filesystem. &merged;</para>
enable Soft Updates on a new filesystem. &merged;</para>
<para role="historic">The default number of cylinders per group in &man.newfs.8;
is now computed to be the maximum allowable given the current