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11
README.SUSE
11
README.SUSE
@ -288,6 +288,17 @@ forces the dumper to dump without checking the size. The default value
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is "64".
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- KDUMP_VERBOSE
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Determines if kdump uses verbose output. This value is a bitmask:
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1: kdump command line is written to system log when executing
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/etc/init.d/kdump
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2: progress is written to stdout while dumping
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4: kdump command line is written so standard output when executing
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/etc/init.d/kdump
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Dump Analysis
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-------------
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48
kdump
48
kdump
@ -65,6 +65,12 @@ get_mem_size()
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expr \( $s + 1048575 \) / 1048576
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}
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get_size_mb()
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{
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s=`stat -c '%s' $1 2> /dev/null || echo 0`
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expr \( $s + 1048575 \) / 1048576
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}
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# The default dumper
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#
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# Clean up old stuff if necessary, check the free size
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@ -75,10 +81,11 @@ save_core()
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purge_old_dumps
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fi
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dumpsize=`get_mem_size`
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if [ $KDUMP_FREE_DISK_SIZE -gt 0 ]; then
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restsize=`parse_rest_size "$KDUMP_SAVEDIR"`
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needsize=`get_mem_size`
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needsize=`expr $needsize + $KDUMP_FREE_DISK_SIZE`
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needsize=`expr $dumpsize + $KDUMP_FREE_DISK_SIZE`
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if [ $restsize -lt $needsize ]; then
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echo -n " No enough space left on dump device ($restsize MB)"
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rc_status -s
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@ -89,8 +96,24 @@ save_core()
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coredir="${KDUMP_SAVEDIR}/`date +"%Y-%m-%d-%H:%M"`"
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mkdir -p $coredir
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echo -n "Saving crash dump to $coredir"
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cp --sparse=always /proc/vmcore $coredir/vmcore
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echo -n "Saving $dumpsize MB crash dump to $coredir"
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if [ $(($KDUMP_VERBOSE & 2)) -gt 0 ] ; then
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echo " ..."
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/bin/cp --sparse=always /proc/vmcore $coredir/vmcore &
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pid=$!
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sleep 5
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while true; do
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copied=`get_size_mb $coredir/vmcore`
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printf "Copied %'10llu (%3d%%) \r" \
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$copied $(($copied * 100 / $dumpsize))
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test -z "$pid" && break
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test -d "/proc/$pid" || pid=""
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sleep 15
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done
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else
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/bin/cp --sparse=always /proc/vmcore $coredir/vmcore
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fi
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rc_status -v
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}
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@ -197,10 +220,17 @@ load_kdump()
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echo 1 > /proc/sys/kernel/panic_on_oops
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$KEXEC -p $kdump_kernel \
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--append="$KDUMP_COMMANDLINE" \
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--initrd=$kdump_initrd \
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$KEXEC_OPTIONS
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KEXEC_CALL="$KEXEC -p $kdump_kernel --append=\"$KDUMP_COMMANDLINE\""
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KEXEC_CALL="$KEXEC_CALL --initrd=$kdump_initrd $KEXEC_OPTIONS"
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if [ $(($KDUMP_VERBOSE & 1)) -gt 0 ] ; then
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logger -i -t kdump "Loading kdump kernel: $KEXEC_CALL"
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fi
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if [ $(($KDUMP_VERBOSE & 4)) -gt 0 ] ; then
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echo "Loading kdump kernel: $KEXEC_CALL"
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fi
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eval "$KEXEC_CALL"
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rc_status -v
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}
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@ -325,3 +355,5 @@ case "$1" in
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esac
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exit $?
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# vim: set ts=8 sw=4 sts=4 noet:
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@ -1,3 +1,18 @@
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-------------------------------------------------------------------
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Thu Feb 15 13:44:01 CET 2007 - bwalle@suse.de
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- added setting to print the kdump command line to standard output
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- small improvement for the outut message while dumping: last
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message always prints 100% if it was sucessful
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-------------------------------------------------------------------
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Wed Feb 14 17:16:33 CET 2007 - bwalle@suse.de
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- added KDUMP_VERBOSE option to print progress output while
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dumping and to add the kexec call to system log
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- added maxcpus=1 as default for KDUMP_COMMANDLINE_APPEND on IA64
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- added --noio as default for KEXEC_OPTIONS on IA64
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-------------------------------------------------------------------
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Tue Feb 13 18:38:52 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: 77
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Release: 79
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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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@ -83,7 +83,10 @@ sed -i 's@^\(KEXEC_OPTIONS="\)\(.*"[[:blank:]]*$\)@\1--args-linux \2@' $RPM_BUIL
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%endif
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%ifarch ia64
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# empty string for kdump kernel version (to indicate the same kernel)
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sed -i 's@^\(KDUMP_KERNELVER=\).*$@\1""@' $RPM_BUILD_ROOT/var/adm/fillup-templates/sysconfig.kdump
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sed -i -e 's@^\(KDUMP_KERNELVER=\).*$@\1""@' \
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-e 's@^\(KEXEC_OPTIONS="\)\(.*"[[:blank:]]*$\)@\1--noio \2@' \
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-e 's@^\(KDUMP_COMMANDLINE_APPEND="\)\(.*"[[:blank:]]*$\)@\1maxcpus=1 \2@' \
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$RPM_BUILD_ROOT/var/adm/fillup-templates/sysconfig.kdump
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%endif
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# install gdb helpers
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mkdir -p $RPM_BUILD_ROOT%{_datadir}
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@ -125,6 +128,15 @@ true # ignore errors
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%{_sbindir}/kdump-helper
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%changelog -n kexec-tools
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* Thu Feb 15 2007 - bwalle@suse.de
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- added setting to print the kdump command line to standard output
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- small improvement for the outut message while dumping: last
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message always prints 100%% if it was sucessful
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* Wed Feb 14 2007 - bwalle@suse.de
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- added KDUMP_VERBOSE option to print progress output while
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dumping and to add the kexec call to system log
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- added maxcpus=1 as default for KDUMP_COMMANDLINE_APPEND on IA64
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- added --noio as default for KEXEC_OPTIONS on IA64
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* Tue Feb 13 2007 - bwalle@suse.de
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- align the both start and end address of the ELF core header
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to EFI_PAGE_SIZE (4096) to fix wrong EFI memory maps
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@ -117,12 +117,24 @@ KDUMP_FREE_DISK_SIZE=64
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# written to KDUMP_SAVEDIR when booting from the kdump kernel.
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#
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# If KDUMP_DUMPDEV points to a device file, the dump is written to that device
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# when booting from the kdump kernel. The advantage over is that you don't have to
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# mount the root file system (which may be corrupted!) just to write the
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# dump. On the first normal boot which is able to successfully mount the
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# root file system, the dump is saved to KDUMP_SAVEDIR as usual.
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# when booting from the kdump kernel. The advantage over is that you don't have
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# to mount the root file system (which may be corrupted!) just to write the
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# dump. On the first normal boot which is able to successfully mount the root
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# file system, the dump is saved to KDUMP_SAVEDIR as usual.
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#
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# Important: The KDUMP_DUMPDEV is overwritten by kdump, so don't use it for
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# saving any data. Also don't use the currently used swap partition.
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#
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KDUMP_DUMPDEV=""
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## Type: integer
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## Default: 3
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#
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# Determines if kdump uses verbose output. This value is a bitmask:
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#
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# 1: kdump command line is written to system log when executing
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# /etc/init.d/kdump
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# 2: progress is written to stdout while dumping
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# 4: kdump command line is written so standard output when executing
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# /etc/init.d/kdump
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KDUMP_VERBOSE=3
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