Storage related tutorial/FAQ

Linux Use smartctl To Check Disk Behind Adaptec RAID Controllers

last updated July 11, 2018 in CentOS, Debian / Ubuntu, Linux, RedHat and Friends, Storage, Suse

I can use the “smartctl -d ata -a /dev/sdb” command to read hard disk health status directly connected to my system. But, how do I read smartctl command to check SAS or SCSI disk behind Adaptec RAID controller from the shell prompt on Linux operating system?

CentOS / Redhat: Create Software RAID 1 Array

last updated May 27, 2010 in CentOS, RedHat and Friends, Storage

Recently, I’ve added another 73GB SAS disk to my Linux server after the installation. I’ve 30GB empty partition on old hard disk. How do I convert old /dev/sda3 and new /dev/sdb1 (both 30GB) into RAID 1 to improve NFS server speed and reliability?

Linux Create A Bootable USB Pen

last updated March 11, 2010 in CentOS, Fedora Linux, RedHat and Friends, Storage

How do I create a bootable USB pen drive to start my CentOS / Fedora Linux? How do I create a bootable USB flash pen for installation of Linux, and for creation of rescue and other special-purpose boot disks using command line options?

Linux Create Software RAID 1 (Mirror) Array

last updated February 2, 2010 in File system, Linux, Storage

How do I create Software RAID 1 arrays on Linux systems without using GUI tools or installer options? How do I setup RAID 1 array under Linux systems?

Redhat / CentOS Install Memcached Caching System

last updated October 19, 2009 in CentOS, Linux, Monitoring, Networking, RedHat and Friends, SELinux, Storage

How do I install memcached a high-performance, distributed memory object caching system, generic in nature, but intended for use in speeding up dynamic web applications by alleviating database load under CentOS / RHEL / Fedora / Redhat Linux?

Samba Restrict File Sharing To Particular Users or Network Addresses

last updated October 16, 2009 in AIX, CentOS, FreeBSD, Linux, Networking, RedHat and Friends, Samba (SMB/CIFS), Security, Solaris-Unix, Storage, Suse, UNIX

All my local Linux user accounts will be able to log in to my Samba server and access share. How do I restrict access to particular users or network subnet such as 192.168.2.1/24?

Solaris UNIX Configure Disk Quota For UFS File System

last updated August 29, 2009 in File system, Hardware, Monitoring, Security, Solaris-Unix, Storage, UNIX

How do I configure file system quotas to control how much available storage space can be used on a given UFS file system (such as /export/home) under Solaris UNIX operating systems?

nixCraft