- Partition tables, partitions, filesystems
- Mounting partition(s)
- Role of /etc/fstab: File Systems Table configurations file. Contains information on mounted devices and what they individually do (mounted partition OS, data storage,
- Partition requires: Partition Table, Partition, File System, Mounting Point
- RAID 0, 1, 5, 6
- Given situation, which RAID would you recommend?
- The higher the raid, the more resistant to faulting data the database can tolerate
- Raid 0: Introduction of Striping = split data across blocks; Introduction of performance increase in read/write.
- Raid 1: Introduction of Mirroring = evolved striping across 2 blocks, evolved faster performance of read and write, fault tolerant
- Raid 5 single parity (1 block works in place of 1 other block that has failed) Raid 6 double parity
- Given situation, which RAID would you recommend?
- cronjobs: Time based scheduler to automate tasks given a specified time/period - * minutes, * hours, * day of month, * month, * day of the week
- Where to add a cronjob - cat /tmp/crontab
- Format of a cronjob - * * * * * [script path]