Tag Archives: allocation

Usefull Linux Commands for SAN LUN allocation in RHEL

ls -l /dev/disk/by-* | grep lun-31
ls -l /dev/disk/by-* | grep lun-33
ls -l /dev/disk/by-* | grep lun-20
ls -l /dev/disk/by-* | grep lun-10
cat /sys/class/fc_transport/*/node_name
grep 50060160bee045be /sys/class/fc_transport/*/node_name
lsscsi
./inq.LinuxAMD64 -clariion
multipath -ll
df -h
cat /etc/fstsb
cat /etc/fstab
multipath -ll | grep mpathg
ls -ltr /data*
ls -ls /data*
ls -ld /data*
df -h
mount/dev/mapper/mpathg /data10
mount /dev/mapper/mpathg /data10
df -h
cd /data10
ls -ltr
du -hs regcss
rm -rf regcss
df -h
ls -ltr
vi /etc/fstab
cat /etc/fstsb
cat /etc/fstab
cd
mount /data10
umount /data10
mount /data10
df -h
multipath -ll | grep mpathk
multipath -ll | grep mpathl
ls -l /dev/disk/by-* | grep lun-33
echo “0 5 33” > /sys/class/scsi_host/host2/scan
ls -l /dev/disk/by-* | grep lun-33
echo “0 4 33” > /sys/class/scsi_host/host2/scan
ls -l /dev/disk/by-* | grep lun-33
ls -l /dev/disk/by-* | grep lun-31
cat /sys/class/fc_transport/*/node_name
echo “0 5 33” > /sys/class/scsi_host/host1/scan
ls -l /dev/disk/by-* | grep lun-33
cd /proc/scsi
ls
cd scsi
cd sg
ls
cd device
cd devices
cat devices
grep 0x50060160bee045be  /sys/class/fc_transport/*/node_name
echo “0 0 33” > /sys/class/scsi_host/host1/scan
ls -l /dev/disk/by-* | grep lun-33
echo “0 1 33” > /sys/class/scsi_host/host1/scan
ls -l /dev/disk/by-* | grep lun-33
echo “0 3 33” > /sys/class/scsi_host/host1/scan
ls -l /dev/disk/by-* | grep lun-33
echo “0 3 33” > /sys/class/scsi_host/host2/scan
ls -l /dev/disk/by-* | grep lun-33
echo “0 1 33” > /sys/class/scsi_host/host2/scan
ls -l /dev/disk/by-* | grep lun-33
grep 0x5006016b08605821  /sys/class/fc_transport/*/node_name
cat /sys/class/fc_transport/*/node_name
grep 0x5006016088605821  /sys/class/fc_transport/*/node_name
echo “0 2 33” > /sys/class/scsi_host/host2/scan
ls -l /dev/disk/by-* | grep lun-33
echo “0 4 33” > /sys/class/scsi_host/host1/scan
ls -l /dev/disk/by-* | grep lun-33
echo “0 2 33” > /sys/class/scsi_host/host1/scan
ls -l /dev/disk/by-* | grep lun-33
grep 0x50060160bea0597f  /sys/class/fc_transport/*/node_name
echo “0 3 33” > /sys/class/scsi_host/host1/scan
ls -l /dev/disk/by-* | grep lun-33
echo “0 5 33” > /sys/class/scsi_host/host1/scan
ls -l /dev/disk/by-* | grep lun-33
ls -l /dev/disk/by-* | grep lun-34
echo “0 5 34” > /sys/class/scsi_host/host1/scan
ls -l /dev/disk/by-* | grep lun-34
echo “0 2 34” > /sys/class/scsi_host/host2/scan
echo “0 2 34” > /sys/class/scsi_host/host1/scan
echo “0 4 34” > /sys/class/scsi_host/host1/scan
echo “0 4 34” > /sys/class/scsi_host/host2/scan
ls -l /dev/disk/by-* | grep lun-34
cd
mkdir /data11
mkdir /data12
multipath ll
multipath -ll
df -h | grep mpathp
history | grep ext4
mkfs.ext4 -L DATA11 -m 0 -b 2048 /dev/mapper/mpathp
df -h | grep mpathq
mkfs.ext4 -L DATA12 -m 0 -b 2048 /dev/mapper/mpathq
df -h
mkdir /data11
mkdir /data12
mount /dev/mapper/mpathp /data11
mount /dev/mapper/mpathp /data12
umount /data12
umount /data11
mount /dev/mapper/mpathp /data11
mount /dev/mapper/mpathq /data12
df -h
umount /data12
vi /etc/fstsb
vi /etc/fstab
df -h
umount /data11
mount all
mount -all
df -h
cat /etc/fstab
df -h
ls -ld /data*
chown -R orarh11g:dba /data11 /data12
ls -ld /data*
df -h
rm -rf /data12
cat /proc/scsi/scsi | egrep -i ‘Host:’ | wc -l
ls /sys/class/fc_host
df -h
cat /etc/fstsb
cat /etc/fstab
vi /etc/fstab
df -h
mount all
mount -all
mkdir /data12
mount -all
df -h
chown -R orarh11g:dba  /data12
df -h
cat /sys/class/scsi_host/host*/device/fc_host/host*/node_name
for i in 0 1 2 3 4 5; do cat host$i/device/fc_host/host$i/port_name;  done
for i in 0 1 2 3 4 5 6 7 8 9 10; do cat host$i/device/fc_host/host$i/port_name;  done
cd  /sys/class/scsi_host/
for i in 0 1 2 3 4 5 6 7 8 9 10; do cat host$i/device/fc_host/host$i/port_name;  done
ls /sys/class/fc_host
fdisk -l |egrep ‘^Disk’ |egrep -v ‘dm-‘
multipath -ll
lspci | grep Fibre
lspci -v -s 05:00.0
ls -l /sys/class/scsi_host
ind /sys/class/pci_bus/0000\:05/device/0000\:05\:00.0/host*/rport-*/target*/*/state | awk -F’/’ ‘{print $11}’ | sort
find /sys/class/pci_bus/0000\:05/device/0000\:05\:00.0/host*/rport-*/target*/*/state | awk -F’/’ ‘{print $11}’ | sort
find /sys/class/pci_bus/0000\:05/device/0000\:05\:00.1/host*/rport-*/target*/*/state | awk -F’/’ ‘{print $11}’ | sort
cat /proc/scsi/scsi | grep scsi2
cat /proc/scsi/scsi | grep scsi1
find   /sys/class/pci_bus/0000\:05/device/0000\:05\:00.0/host*/rport-*/target*/*/block/*/stat | awk -F’/’ ‘{print $11,$13}’
find   /sys/class/pci_bus/0000\:05/device/0000\:05\:00.1/host*/rport-*/target*/*/block/*/stat | awk -F’/’ ‘{print $11,$13}’
udevadm info –query=path –name /dev/sdad
df -h
udevadm info –query=path –name /dev/mapper/mpathq
udevadm info –query=path –name /devices/virtual/block/dm-13
for port in /sys/class/fc_host/host[0-9]/port_name; { echo -n “$port : “; cat $port; }
history
CAILDB-63 scsi_host]#