-#!/bin/bash
-#
-# lvm_dump: This script is used to collect pertinent information for
-# the debugging of lvm issues.
-#
-
-function usage {
- echo "$0 [options]"
- echo " -h print this message"
- echo " -a advanced collection - warning: if lvm is already hung,"
- echo " then this script may hang as well if -a is used"
- echo " -m gather LVM metadata from the PVs"
- echo " -d <directory> dump into a directory instead of tarball"
- echo " -c if running clvmd, gather cluster data as well"
- echo ""
-
- exit 1
-}
-
-advanced=0
-clustered=0
-metadata=0
-while getopts :acd:hm opt; do
- case $opt in
- s) sysreport=1 ;;
- a) advanced=1 ;;
- c) clustered=1 ;;
- d) userdir=$OPTARG ;;
- h) usage ;;
- m) metadata=1 ;;
- :) echo "$0: $OPTARG requires a value:"; usage ;;
- \?) echo "$0: unknown option $OPTARG"; usage ;;
- *) usage ;;
- esac
-done
-
-DATE=`/bin/date -u +%G%m%d%k%M%S | /usr/bin/tr -d ' '`
-if test -n "$userdir"; then
- dir="$userdir"
-else
- dirbase="lvmdump-$HOSTNAME-$DATE"
- dir="$HOME/$dirbase"
-fi
-
-if test -e $dir; then
- echo $dir already exists, aborting >&2
- exit 2
-fi
-
-if ! mkdir -p $dir; then
- echo Could not create $dir >&2
- exit 3
-fi
-
-log="$dir/lvmdump.log"
-
-myecho() {
- echo "$@"
- echo "$@" >> $log
-}
-
-log() {
- echo "$@" >> $log
- eval "$@"
-}
-
-echo " "
-myecho "Creating dump directory: $dir"
-echo " "
-
-if (( $advanced )); then
- myecho "Gathering LVM volume info..."
-
- myecho " vgscan..."
- log "vgscan -vvvv > $dir/vgscan 2>&1"
-
- myecho " pvscan..."
- log "pvscan -v >> $dir/pvscan 2>> $log"
-
- myecho " lvs..."
- log "lvs -a -o +devices >> $dir/lvs 2>> $log"
-
- myecho " pvs..."
- log "pvs -a -v > $dir/pvs 2>> $log"
-
- echo " vgs..."
- log "vgs -v > $dir/vgs 2>> $log"
-fi
-
-if (( $clustered )); then
- myecho "Gathering cluster info..."
- echo "STATUS: " > $dir/cluster_info
- echo "----------------------------------" >> $dir/cluster_info
- log "cman_tool status >> $dir/cluster_info 2>> $log"
- echo " " >> $dir/lvm_info
-
- echo "SERVICES: " >> $dir/cluster_info
- echo "----------------------------------" >> $dir/cluster_info
- log "cman_tool services >> $dir/cluster_info 2>> $log"
- echo " " >> $dir/lvm_info
-fi
-
-myecho "Gathering LVM & device-mapper version info..."
-echo "LVM VERSION:" > $dir/versions
-lvs --version >> $dir/versions 2>> $log
-echo "DEVICE MAPPER VERSION:" >> $dir/versions
-dmsetup --version >> $dir/versions 2>> $log
-
-myecho "Gathering dmsetup info..."
-log "dmsetup info -c > $dir/dmsetup_info 2>> $log"
-log "dmsetup table > $dir/dmsetup_table 2>> $log"
-log "dmsetup status > $dir/dmsetup_status 2>> $log"
-
-myecho "Gathering process info..."
-log "ps alx > $dir/ps_info 2>> $log"
-
-myecho "Gathering console messages..."
-log "tail -n 75 /var/log/messages > $dir/messages 2>> $log"
-
-myecho "Gathering /etc/lvm info..."
-log "cp -a /etc/lvm $dir/lvm 2>> $log"
-
-myecho "Gathering /dev listing..."
-log "ls -la /dev > $dir/dev_listing 2>> $log"
-
-if (( $metadata )); then
- myecho "Gathering LVM metadata from Physical Volumes..."
-
- log "mkdir -p $dir/metadata"
-
- pvs="$(pvs --separator , --noheadings --units s --nosuffix -o name,pe_start 2>> $log | \
- sed -e 's/^ *//')"
- for line in "$pvs"
- do
- pv="$(echo $line | cut -d, -f1)"
- pe_start="$(echo $line | cut -d, -f2)"
- name="$(basename $pv)"
- myecho " $pv"
- log "dd if=$pv of=$dir/metadata/$name bs=512 count=$pe_start 2>> $log"
- done
-fi
-
-if test -z "$userdir"; then
- lvm_dump="$dirbase.tgz"
- myecho "Creating report tarball in $HOME/$lvm_dump..."
- cd $HOME
- tar czf $lvm_dump $dirbase 2>/dev/null
- rm -rf $dir
-fi
-
-exit 0
-