To show ASM disks information and their group

###############################################
# Script to show ASM disks info and their group.
###############################################

SCRIPT_NAME=”asmdisks”

# ###########
# Description:
# ###########
echo
echo “============================================================”
echo “This script Show ASM DISKS information and their ASM Groups.”
echo “============================================================”
echo
sleep 1

# #######################################
# Excluded INSTANCES:
# #######################################
# Here you can mention the instances the script will IGNORE and will NOT run against:
# Use pipe “|” as a separator between each instance name.
# e.g. The following line is Excluding: -MGMTDB and ASM instances:

EXL_DB=”\-MGMTDB|ASM” #Excluded INSTANCES [Will not get reported offline].

# ###########################
# Listing Available Databases:
# ###########################

# Count Instance Numbers:
INS_COUNT=$( ps -ef|grep pmon|grep -v grep|egrep -v ${EXL_DB}|wc -l )

# Exit if No DBs are running:
if [ ${INS_COUNT} -eq 0 ]
then
echo No Database Running !
exit
fi

# If there is ONLY one DB set it as default without prompt for selection:
if [ ${INS_COUNT} -eq 1 ]
then
export ORACLE_SID=$( ps -ef|grep pmon|grep -v grep|egrep -v ${EXL_DB}|awk ‘{print $NF}’|sed -e ‘s/ora_pmon_//g’|grep -v sed|grep -v “s///g” )

# If there is more than one DB ASK the user to select:
elif [ ${INS_COUNT} -gt 1 ]
then
echo
echo “Select the ORACLE_SID:[Enter the number]”
echo ———————
select DB_ID in $( ps -ef|grep pmon|grep -v grep|egrep -v ${EXL_DB}|awk ‘{print $NF}’|sed -e ‘s/ora_pmon_//g’|grep -v sed|grep -v “s///g” )
do
if [ -z “${REPLY##[0-9]*}” ]
then
export ORACLE_SID=${DB_ID}
echo Selected Instance:
echo
echo “********”
echo ${DB_ID}
echo “********”
echo
break
else
export ORACLE_SID=${REPLY}
break
fi
done

fi
# Exit if the user selected a Non Listed Number:
if [ -z “${ORACLE_SID}” ]
then
echo “You’ve Entered An INVALID ORACLE_SID”
exit
fi

# #########################
# Getting ORACLE_HOME
# #########################
ORA_USER=`ps -ef|grep ${ORACLE_SID}|grep pmon|grep -v grep|egrep -v ${EXL_DB}|awk ‘{print $1}’|tail -1`
USR_ORA_HOME=`grep ${ORA_USER} /etc/passwd| cut -f6 -d ‘:’|tail -1`

# SETTING ORATAB:
if [ -f /etc/oratab ]
then
ORATAB=/etc/oratab
export ORATAB
## If OS is Solaris:
elif [ -f /var/opt/oracle/oratab ]
then
ORATAB=/var/opt/oracle/oratab
export ORATAB
fi

# ATTEMPT1: Get ORACLE_HOME using pwdx command:
PMON_PID=`pgrep -lf _pmon_${ORACLE_SID}|awk ‘{print $1}’`
export PMON_PID
ORACLE_HOME=`pwdx ${PMON_PID}|awk ‘{print $NF}’|sed -e ‘s/\/dbs//g’`
export ORACLE_HOME
#echo “ORACLE_HOME from PWDX is ${ORACLE_HOME}”

# ATTEMPT2: If ORACLE_HOME not found get it from oratab file:
if [ ! -f ${ORACLE_HOME}/bin/sqlplus ]
then
## If OS is Linux:
if [ -f /etc/oratab ]
then
ORATAB=/etc/oratab
ORACLE_HOME=`grep -v ‘^\#’ $ORATAB | grep -v ‘^$’| grep -i “^${ORACLE_SID}:” | perl -lpe’$_ = reverse’ | cut -f3 | perl -lpe’$_ = reverse’ |cut -f2 -d’:’`
export ORACLE_HOME

## If OS is Solaris:
elif [ -f /var/opt/oracle/oratab ]
then
ORATAB=/var/opt/oracle/oratab
ORACLE_HOME=`grep -v ‘^\#’ $ORATAB | grep -v ‘^$’| grep -i “^${ORACLE_SID}:” | perl -lpe’$_ = reverse’ | cut -f3 | perl -lpe’$_ = reverse’ |cut -f2 -d’:’`
export ORACLE_HOME
fi
#echo “ORACLE_HOME from oratab is ${ORACLE_HOME}”
fi

# ATTEMPT3: If ORACLE_HOME is still not found, search for the environment variable: [Less accurate]
if [ ! -f ${ORACLE_HOME}/bin/sqlplus ]
then
ORACLE_HOME=`env|grep -i ORACLE_HOME|sed -e ‘s/ORACLE_HOME=//g’`
export ORACLE_HOME
#echo “ORACLE_HOME from environment is ${ORACLE_HOME}”
fi

# ATTEMPT4: If ORACLE_HOME is not found in the environment search user’s profile: [Less accurate]
if [ ! -f ${ORACLE_HOME}/bin/sqlplus ]
then
ORACLE_HOME=`grep -h ‘ORACLE_HOME=\/’ $USR_ORA_HOME/.bash_profile $USR_ORA_HOME/.*profile | perl -lpe’$_ = reverse’ |cut -f1 -d’=’ | perl -lpe’$_ = reverse’|tail -1`
export ORACLE_HOME
#echo “ORACLE_HOME from User Profile is ${ORACLE_HOME}”
fi

# ATTEMPT5: If ORACLE_HOME is still not found, search for orapipe: [Least accurate]
if [ ! -f ${ORACLE_HOME}/bin/sqlplus ]
then
ORACLE_HOME=`locate -i orapipe|head -1|sed -e ‘s/\/bin\/orapipe//g’`
export ORACLE_HOME
#echo “ORACLE_HOME from orapipe search is ${ORACLE_HOME}”
fi

# TERMINATE: If all above attempts failed to get ORACLE_HOME location, EXIT the script:
if [ ! -f ${ORACLE_HOME}/bin/sqlplus ]
then
echo “Please export ORACLE_HOME variable in your .bash_profile file under oracle user home directory in order to get this script to run properly”
echo “e.g.”
echo “export ORACLE_HOME=/u01/app/oracle/product/11.2.0/db_1”
exit
fi

# ########################################
# Exit if the user is not the Oracle Owner:
# ########################################
CURR_USER=`whoami`
if [ ${ORA_USER} != ${CURR_USER} ]; then
echo “”
echo “You’re Running This Sctipt with User: \”${CURR_USER}\” !!!”
echo “Please Run This Script With The Right OS User: \”${ORA_USER}\””
echo “Script Terminated!”
exit
fi

# #####################
# SQLPLUS SCRIPT:
# #####################
${ORACLE_HOME}/bin/sqlplus -S ‘/ as sysdba’ <<EOF
set linesize 167 pages 100
col name for a35
PROMPT —————–

prompt ASM DISK GROUPS:
PROMPT —————–

select name,total_mb,free_mb,ROUND((1-(free_mb / total_mb))*100, 2) “%FULL” from v\$asm_diskgroup;

PROMPT —————–

prompt ASM DISKS:
PROMPT —————–

col DISK_PATH for a40
col diskgroup_name for a15
col FAILGROUP for a20
col DISK_FILE_NAME for a20
col TOTAL_GB for 9999999.99
col FREE_GB for 9999999.99
SELECT NVL(a.name, ‘[CANDIDATE]’)diskgroup_name, b.path disk_path, b.name disk_name,
b.failgroup, b.total_MB/1024 TOTAL_GB, b.free_MB/1024 FREE_GB, b.state, b.MODE_STATUS
FROM v\$asm_diskgroup a RIGHT OUTER JOIN v\$asm_disk b USING (group_number)
ORDER BY a.name, b.path;
EOF

# #####################
# OS SCRIPT:
# #####################

FILE_NAME=/sbin/blkid
export FILE_NAME
if [ -f ${FILE_NAME} ]
then
echo “”
echo “—————————-”
echo “ASM DISKS OS MOUNTS & LABELS: ${FILE_NAME} |sort -k 2 -t:|grep oracleasm”
echo “—————————-”
/sbin/blkid |sort -k 2 -t:|grep oracleasm
echo “”
fi

# #############
# END OF SCRIPT
# #############

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