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Linux-1U.net Partition Preferences - May-18-01


General Overal Installation Info
Swap Comments ( virtual memory )
  • Swap space should be about 2x your physical memory in your system
  • Swap space should be used sparingly... ( mostly free most of the time )
  • If you have 64Mb of swap space being constantly used...
    • you should add "that much" more memory to your server

Disk Partition Comments
Partition Tools
Partition Schemes
Linux-1U.net Partition Preferences
  • / should be small as possible to minimize system corruption
    • /bin /boot /dev /etc /lib /root /sbin == typically referred to as root-fs, or "/"
    • you want to be able to boot into single user mode to restore your server,
      which requires / to be "intact" and functioning properly

  • /boot partition
    • /boot partition is required for booting on systems that does not boot from disks > 504MB
      • /boot should be completely within the first 500MB of the disk

    • /boot directory
      • /boot directory is NOT required if you are booting off cdrom, network boot or compactflash
      • /boot should be large enough to hold the ( 1MB-2MB ) kernels you wish to boot ( 50MB is plenty )

  • /var are used to log and some status info
    • /var/log/http should be large for web servers
    • /var/spool/mail and /var/spool/mqueue should be large for email servers
    • /var/log should be large for loghost servers

  • /tmp, /usr/tmp and /var/tmp should be small as reasonable and have its t-bit set
    • chmod 1777 /tmp /usr/tmp /var/tmp

  • /usr are for your system as installed by your linux distributions
    • /usr/local are any additional changes you installed on your server
    • /usr/local should be local to the server and NOT nfs mounted across the network
    • root should NOT have references to /usr/local in its path

  • /opt is the rest of your disk
    • anything that a user modifies belongs "here" in user area
    • move /home to /opt/home
    • move /usr/local to /opt/local
    • move /var/www to /opt/www


  • for dual boot machines, hda1 should be the WinNT partitions ( C: )

Preferred Disk Partition
  • Example Linux Partitions
      hda1.../........128Mb
      hda2.../tmp.....128Mb
      hda3.../var.....256Mb
      hda5.../usr....1024Mb
      hda6...swap....2x Physical memory
      hda7.../opt....rest-of-disk... sometimes /home

  • For Dual Boot Machines...
      hda1.../Win2000....2048Mb... ( Windoze likes to install into C: )
      hda2.../............128Mb
      hda3.../tmp.........128Mb
      hda5.../var.........256Mb
      hda6.../usr........1024Mb
      hda7...swap........2x Physical memory
      hda8.../opt........rest-of-disk... sometimes /home


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Linux-1U
All Rights Reserved.
Updated: Sat Feb 19 17:25:42 2005 PDT