Linux RedHat PowerPC – recover root password
Insérer le CD ou DVD "REDHAT 5.x LINUX PPC" dans le lecteur DVD du système IBM Power
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IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM
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IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM
1 = SMS Menu 5 = Default Boot List
8 = Open Firmware Prompt 6 = Stored Boot List
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1 = SMS Menu
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PowerPC Firmware
Version SF240_382
SMS 1.6 (c) Copyright IBM Corp. 2000,2005 All rights reserved.
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5. Select Boot Options
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1. Select Install/Boot Device
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3. CD/DVD
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4. IDE
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1. - IDE CD-ROM
( loc=U787B.001.DNW1243-P4-D2 )
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2. Normal Mode Boot
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IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM
IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM
IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM IBM
1 = SMS Menu 5 = Default Boot List
8 = Open Firmware Prompt 6 = Stored Boot List
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1 = SMS Menu
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PowerPC Firmware
Version SF240_382
SMS 1.6 (c) Copyright IBM Corp. 2000,2005 All rights reserved.
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5. Select Boot Options
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1. Select Install/Boot Device
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3. CD/DVD
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4. IDE
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1. - IDE CD-ROM
( loc=U787B.001.DNW1243-P4-D2 )
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2. Normal Mode Boot
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Démarre en mode rescue via Yaboot avec l'option linux rescue
Welcome to yaboot version 1.3.13 (Red Hat 1.3.13-10.el5_5.1)
Enter "help" to get some basic usage information
Default supplied on the command line: diag
boot: linux rescue
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French
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config réseau : Non
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Secours: Continuer
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Secours: OK
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sh-3.2# df
Filesystem 1K-blocks Used Available Use% Mounted on
/dev 1911232 0 1911232 0% /dev
/tmp/cdrom 3766534 3766534 0 100% /mnt/source
/tmp/loop0 94080 94080 0 100% /mnt/runtime
/dev/VolGroup00/hd4 4951688 457796 4238304 10% /mnt/sysimage
/dev/VolGroup00/hd10opt
4951688 141188 4554912 4% /mnt/sysimage/opt
/dev/VolGroup00/hd1 983960 17656 915516 2% /mnt/sysimage/home
/dev/VolGroup00/hd3 1015704 34112 929164 4% /mnt/sysimage/tmp
/dev/VolGroup00/hd9var
1967952 112884 1753488 7% /mnt/sysimage/var
/dev/VolGroup00/hd2 4951688 2904180 1791920 62% /mnt/sysimage/usr
/dev/sdb2 99150 18080 75950 20% /mnt/sysimage/boot
/dev 1911232 0 1911232 0% /mnt/sysimage/dev
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sh-3.2# chroot /mnt/sysimage/
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sh-3.2# df
Sys. de fich. 1K-blocs Occupé Disponible Capacité Monté sur
/dev/VolGroup00/hd4 4951688 457796 4238304 10% /
/dev/VolGroup00/hd10opt
4951688 141188 4554912 4% /opt
/dev/VolGroup00/hd1 983960 17656 915516 2% /home
/dev/VolGroup00/hd3 1015704 34112 929164 4% /tmp
/dev/VolGroup00/hd9var
1967952 112884 1753488 7% /var
/dev/VolGroup00/hd2 4951688 2904180 1791920 62% /usr
/dev/sdb2 99150 18080 75950 20% /boot
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sh-3.2# passwd root
Changing password for user root.
New UNIX password:********
Retype new UNIX password:********
passwd: all authentication tokens updated successfully.
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sh-3.2# exit
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sh-3.2# reboot
Running reboot...
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Enter "help" to get some basic usage information
Default supplied on the command line: diag
boot: linux rescue
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French
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config réseau : Non
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Secours: Continuer
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Secours: OK
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sh-3.2# df
Filesystem 1K-blocks Used Available Use% Mounted on
/dev 1911232 0 1911232 0% /dev
/tmp/cdrom 3766534 3766534 0 100% /mnt/source
/tmp/loop0 94080 94080 0 100% /mnt/runtime
/dev/VolGroup00/hd4 4951688 457796 4238304 10% /mnt/sysimage
/dev/VolGroup00/hd10opt
4951688 141188 4554912 4% /mnt/sysimage/opt
/dev/VolGroup00/hd1 983960 17656 915516 2% /mnt/sysimage/home
/dev/VolGroup00/hd3 1015704 34112 929164 4% /mnt/sysimage/tmp
/dev/VolGroup00/hd9var
1967952 112884 1753488 7% /mnt/sysimage/var
/dev/VolGroup00/hd2 4951688 2904180 1791920 62% /mnt/sysimage/usr
/dev/sdb2 99150 18080 75950 20% /mnt/sysimage/boot
/dev 1911232 0 1911232 0% /mnt/sysimage/dev
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sh-3.2# chroot /mnt/sysimage/
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sh-3.2# df
Sys. de fich. 1K-blocs Occupé Disponible Capacité Monté sur
/dev/VolGroup00/hd4 4951688 457796 4238304 10% /
/dev/VolGroup00/hd10opt
4951688 141188 4554912 4% /opt
/dev/VolGroup00/hd1 983960 17656 915516 2% /home
/dev/VolGroup00/hd3 1015704 34112 929164 4% /tmp
/dev/VolGroup00/hd9var
1967952 112884 1753488 7% /var
/dev/VolGroup00/hd2 4951688 2904180 1791920 62% /usr
/dev/sdb2 99150 18080 75950 20% /boot
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sh-3.2# passwd root
Changing password for user root.
New UNIX password:********
Retype new UNIX password:********
passwd: all authentication tokens updated successfully.
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sh-3.2# exit
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sh-3.2# reboot
Running reboot...
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