Remove references to 4.x upgrades, since those no longer are possible
(one must upgrade to 5.3 before first jumping to current).
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Warner Losh
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58
UPDATING
58
UPDATING
@ -142,12 +142,6 @@ NOTE TO PEOPLE WHO THINK THAT FreeBSD 6.x IS SLOW:
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COMMON ITEMS:
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# NOTE: 5.x below applies to 6.0-current as well, for the
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# moment. 4.any -> 5.any upgrade support will remain in
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# place for 6.0 current, but after 5.3 RELEASE, the 4.any ->
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# 6.0-current upgrade path will require moving through 5.3
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# RELEASE or newer.
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General Notes
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-------------
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Avoid using make -j when upgrading. From time to time in the
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@ -229,28 +223,14 @@ COMMON ITEMS:
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<reboot>
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To upgrade in-place from 4.x-stable to current
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To upgrade in-place from 5.x-stable to current
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----------------------------------------------
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# 5.x uses more space than 4.x. Also, the location of kernel
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# modules has changed. If you are installing 5.x onto a 4.x
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# system, you'll need about 30MB of free disk space on your /
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# partition. If you have less than this, you may encounter difficult
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# to back out of problems with this procedure. If /tmp is on
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# the / partition, you may want to completely remove all its content
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# before upgrading, as this can be a common source of shortage of
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# space on /.
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<make sure you have good level 0 dumps>
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<maybe fix /etc/fstab> [7]
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make buildworld [9]
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cp sys/${MACHINE}/conf/GENERIC.hints /boot/device.hints [2]
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make kernel KERNCONF=YOUR_KERNEL_HERE [8]
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cd sys/boot ; make STRIP="" install [6]
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[1]
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<reboot in single user> [3]
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src/etc/rc.d/preseedrandom [10]
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mergemaster -p [5]
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rm -rf /usr/include/g++
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make installworld
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mergemaster -i [4]
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<reboot>
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@ -271,10 +251,6 @@ COMMON ITEMS:
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should disable them at this point so they don't crash your
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system on reboot.
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[2] If you have legacy ISA devices, you may need to create
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your own device.hints to reflect your unique hardware
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configuration.
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[3] From the bootblocks, boot -s, and then do
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fsck -p
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mount -u /
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@ -283,9 +259,6 @@ COMMON ITEMS:
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adjkerntz -i # if CMOS is wall time
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Also, when doing a major release upgrade, it is required that
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you boot into single user mode to do the installworld.
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For the 4.x -> 5.x upgrade, you will also see many messages about
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needing to recompile your userland. These are harmless and can
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be ignored while you proceed to the next step.
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[4] Note: This step is non-optional. Failure to do this step
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can result in a significant reduction in the functionality of the
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@ -301,21 +274,6 @@ COMMON ITEMS:
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install) after the buildworld before this step if you last updated
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from current before 20020224 or from -stable before 20020408.
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[6] 4.x boot loader can be used to boot a 5.x system, however
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it is difficult to do that at best. If you wish to try, then
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you should interrupt the boot and at the ok prompt type:
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ok unload
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ok boot /boot/kernel/kernel
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If this fails to work, you must install a new boot loader as
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described here.
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[7] Before you upgrade, please make sure that you are not using
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compatibility slices. These are device names of the form /dev/ad0a
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without the actual slice name. These will break with 5.x and newer.
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You generally must update these entries to use the post FreeBSD
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2.x form of /dev/ad0s1a. i386 and pc98 are affected, while alpha
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is not.
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[8] In order to have a kernel that can run the 4.x binaries
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needed to do an installworld, you must include the COMPAT_FREEBSD4
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option in your kernel. Failure to do so may leave you with a system
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@ -334,26 +292,16 @@ COMMON ITEMS:
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MAKEOBJDIRPREFIX must be defined in an environment variable, and
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not on the command line, or in /etc/make.conf. buildworld will
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warn if it is improperly defined.
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In case you would like to avoid installing new packages of everything,
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you might want to uncomment the "COMPAT4X= YES" entry, so that 4.x
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compatibility libraries are built which should allow you to continue
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using your existing software for a while. Alternatively, you can
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install the misc/compat4x port.
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[10] In order to create temporary files, /dev/random must be
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initialized by feeding data into it. src/etc/rc.d/preseedrandom
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takes care of this.
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FORMAT:
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This file contains a list, in reverse chronological order, of major
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breakages in tracking -current. Not all things will be listed here,
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and it only starts on March 15, 2000. Updating files can found in
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and it only starts on October 16, 2004. Updating files can found in
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previous releases if your system is older than this.
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Copyright information:
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Copyright 1998-2004 M. Warner Losh. All Rights Reserved.
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Copyright 1998-2005 M. Warner Losh. All Rights Reserved.
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Redistribution, publication, translation and use, with or without
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modification, in full or in part, in any form or format of this
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