I run a backup script called /root/backup.sh which runs rsync command. However, rsync makes a lots of disk I/O and network I/O. I would like to reduce both disk and network I/O. My server has 10Mbps server connection with 160GB SATA hard disk. How do I reduce disk I/O so that the entire system does not die or become unresponsive?
Q. How can I copy one hard disk to another using dd command? A. dd command can copy disk in raw format. It will copy partition table and bootloader and all partitions within this disk. For example, you can copy /dev/sda to /dev/sdb (same size) using the following dd command. dd should complete with no […]
How do I copy MBR from one hard disk to another hard disk under Debian Linux?
How do I find out the make, model and serial number for my SCSI or IDE hard disks under CentOS Linux server? How do I get vendor information about my disk storage w/o opening my Intel / AMD server chassis?