sudo dd iflag=direct if=/dev/[sdb]of=/dev/null count=1
echo “1” | sudo tee /sys/class/block/[sdb]/device/rescan
sudo multipathd resize map [/dev/oracleoci/oraclevdk]
multipath -l
mpathc (360f907532b054f91b8f5be725962b0c6) dm-0 ORACLE,BlockVolume
size=3.0T features=’4 queue_if_no_path retain_attached_hw_handler queue_mode bio’ hwhandler=’0′ wp=rw-+- policy='queue-length 0' prio=0 status=active |- 10:0:0:11 sdi 8:128 active undef running |- 11:0:0:11 sdj 8:144 active undef running |- 12:0:0:11 sdk 8:160 active undef running |- 13:0:0:11 sdl 8:176 active undef running |- 14:0:0:11 sdm 8:192 active undef running |- 4:0:0:11 sdd 8:48 active undef running |- 5:0:0:11 sde 8:64 active undef running |- 7:0:0:11 sdf 8:80 active undef running |- 8:0:0:11 sdg 8:96 active undef running – 9:0:0:11 sdh 8:112 active undef running
sudo dd iflag=direct if=/dev/sdd of=/dev/null count=1
echo “1” | sudo tee /sys/class/block/sdd/device/rescan
sudo dd iflag=direct if=/dev/sde of=/dev/null count=1
echo “1” | sudo tee /sys/class/block/sde/device/rescan
sudo dd iflag=direct if=/dev/sdf of=/dev/null count=1
echo “1” | sudo tee /sys/class/block/sdf/device/rescan
sudo dd iflag=direct if=/dev/sdg of=/dev/null count=1
echo “1” | sudo tee /sys/class/block/sdg/device/rescan
sudo dd iflag=direct if=/dev/sdh of=/dev/null count=1
echo “1” | sudo tee /sys/class/block/sdh/device/rescan
sudo dd iflag=direct if=/dev/sdi of=/dev/null count=1
echo “1” | sudo tee /sys/class/block/sdi/device/rescan
sudo dd iflag=direct if=/dev/sdj of=/dev/null count=1
echo “1” | sudo tee /sys/class/block/sdj/device/rescan
sudo dd iflag=direct if=/dev/sdk of=/dev/null count=1
echo “1” | sudo tee /sys/class/block/sdk/device/rescan
sudo dd iflag=direct if=/dev/sdl of=/dev/null count=1
echo “1” | sudo tee /sys/class/block/sdl/device/rescan
sudo dd iflag=direct if=/dev/sdm of=/dev/null count=1
echo “1” | sudo tee /sys/class/block/sdm/device/rescan
sdd 8:48 0 4T 0 disk
└─mpathc 252:0 0 3T 0 mpath /u02/oracle
sde 8:64 0 3T 0 disk
└─mpathc 252:0 0 3T 0 mpath /u02/oracle
sdf 8:80 0 3T 0 disk
└─mpathc 252:0 0 3T 0 mpath /u02/oracle
sdg 8:96 0 3T 0 disk
└─mpathc 252:0 0 3T 0 mpath /u02/oracle
sdh 8:112 0 3T 0 disk
└─mpathc 252:0 0 3T 0 mpath /u02/oracle
sdi 8:128 0 3T 0 disk
└─mpathc 252:0 0 3T 0 mpath /u02/oracle
sdj 8:144 0 3T 0 disk
└─mpathc 252:0 0 3T 0 mpath /u02/oracle
sdk 8:160 0 3T 0 disk
└─mpathc 252:0 0 3T 0 mpath /u02/oracle
sdl 8:176 0 3T 0 disk
└─mpathc 252:0 0 3T 0 mpath /u02/oracle
sdm 8:192 0 3T 0 disk
└─mpathc 252:0 0 3T 0 mpath /u02/oracle
multipathd resize map mpathc
ok
sdd 8:48 0 4.1T 0 disk
└─mpathc 252:0 0 4.1T 0 mpath /u02/oracle
sde 8:64 0 4.1T 0 disk
└─mpathc 252:0 0 4.1T 0 mpath /u02/oracle
sdf 8:80 0 4.1T 0 disk
└─mpathc 252:0 0 4.1T 0 mpath /u02/oracle
sdg 8:96 0 4.1T 0 disk
└─mpathc 252:0 0 4.1T 0 mpath /u02/oracle
sdh 8:112 0 4.1T 0 disk
└─mpathc 252:0 0 4.1T 0 mpath /u02/oracle
sdi 8:128 0 4.1T 0 disk
└─mpathc 252:0 0 4.1T 0 mpath /u02/oracle
sdj 8:144 0 4.1T 0 disk
└─mpathc 252:0 0 4.1T 0 mpath /u02/oracle
sdk 8:160 0 4.1T 0 disk
└─mpathc 252:0 0 4.1T 0 mpath /u02/oracle
sdl 8:176 0 4.1T 0 disk
└─mpathc 252:0 0 4.1T 0 mpath /u02/oracle
sdm 8:192 0 4.1T 0 disk
└─mpathc 252:0 0 4.1T 0 mpath /u02/oracle
resize2fs /dev/mapper/mpathc
