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README.SUSE
47
README.SUSE
@ -219,7 +219,26 @@ Options for the Default Dumper
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- KDUMP_SAVEDIR
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This option specifies the path to the directory where the dumps are
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saved. The default is "/var/log/dump".
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saved. The default is "/var/log/dump". See also KDUMP_DUMPDEV if you
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don't want to save the dump at first on a raw device which helps if your
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root file system is corrupted.
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- KDUMP_DUMPDEV
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Specifies the dump device that is used for saving the dump in the kdump
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kernel. You don't need to specify a dump device here. Then the dump is
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written to KDUMP_SAVEDIR when booting from the kdump kernel.
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If KDUMP_DUMPDEV points to a device file, the dump is written to that
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device when booting from the kdump kernel. The advantage over is that
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you don't have to mount the root file system (which may be corrupted!)
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just to write the dump. On the first normal boot which is able to
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succesfully mount the root file system, the dump is saved to
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KDUMP_SAVEDIR as usual.
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Important: The KDUMP_DUMPDEV is overwritten by kdump, so don't use it
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for saving any data. Also don't use the currently used swap partition.
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- KDUMP_KEEP_OLD_DUMPS
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@ -253,6 +272,23 @@ information RPMs on the SUSE support Web site. Alternately, you can
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build a debug-info kernel from source by specifying the
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CONFIG_DEBUG_INFO kernel parameter.
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Even if you install kernel-debuginfo, you need to uncompress the kernel
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image first. This depends on the architecture on which your system is
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running. If you don't know, just run "uname -i" to get the architecture.
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On i586, i686 and x86_64, s390 and s390x, you have to unpack the kernel
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image:
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$ gunzip /boot/vmlinux-<version>.gz
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On IA64, the default kernel image is already a gzip'ed vmlinux image.
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Run
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$ zcat /boot/vmlinuz-<version> > /boot/vmlinux-<version>
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On PPC and PPC64, you don't have do to anything as there the bootloader
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already loads the vmlinux image.
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The symbol information in the debug-info kernel may differ from the
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running kernel, therefor; when running crash against a vmcore you
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should specify both the System.map file and the debug-info kernel.
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@ -263,12 +299,9 @@ line:
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Where:
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/boot/System.map-<version> -- The map file matching the kernel
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being analyzed.
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/boot/vmlinux-<version> -- The matching kernel.
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vmcore -- The crash dump.
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The kernel rpm contains only gz-compressed file. Uncompress it
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manually before using crash.
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being analyzed.
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/boot/vmlinux-<version> -- The matching kernel.
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vmcore -- The crash dump.
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GDB Helper Script
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-----------------
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@ -1,3 +1,8 @@
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-------------------------------------------------------------------
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Thu Jan 18 15:22:25 CET 2007 - bwalle@suse.de
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- improved documentation as response to #226736
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-------------------------------------------------------------------
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Wed Jan 17 14:32:02 CET 2007 - bwalle@suse.de
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@ -19,7 +19,7 @@ Requires: %insserv_prereq %fillup_prereq
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Autoreqprov: on
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Summary: Tools for fast kernel loading
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Version: 1.101
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Release: 63
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Release: 64
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Source: %{name}-%{package_version}.tar.bz2
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Source1: kdump
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Source2: sysconfig.kdump
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@ -118,6 +118,8 @@ cd -
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%{_sbindir}/kdump-helper
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%changelog -n kexec-tools
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* Thu Jan 18 2007 - bwalle@suse.de
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- improved documentation as response to #226736
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* Wed Jan 17 2007 - bwalle@suse.de
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- implemented Initrd based kdump saving
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(#301538)
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