Category: Troubleshooting

HowTo Mount 8TB USB in CentoS 7 Server.

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This howto is about “How To mount 8TB External USB” in CentOs 7 server. # yum – y install epel-release # yum -y install ntfs-3g # lsblk sdc 8:32 0 7.3T 0 disk └─sdc1 8:33 0 7.3T # mount -t ntfs /dev/sdc1 /mnt/ # ls -ltr /mnt You will see it’s mounted. Thanks, Salman A. […]

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How to Add Physical Disk to Increase Size of /dev/mapper/centos-root

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Dear Friends, I ran into a problem where my openstack machine ran out of space. My Logical FS /dev/mapper/centos-root was only 50GB and most of the space was lost. Solution: LVM I Added a new 500GB HDD (sdb), created partition with parted (sdb1) and gave the below commands: [root@stack opt]# pvcreate /dev/sdb1 Physical volume “/dev/sdb1” […]

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