= 2009-07-20 =

 * [http://jjhou.csdn.net/jjtbooks-thinking-in-java-2e.htm 《Thinking in Java》2e 中文版]

 * [公務] Hadoop 實驗平台加裝 1.5T 硬碟，並測試設定 LVM2
{{{
~# apt-get install lvm2
~# cat /proc/partition
major minor  #blocks  name

  8   0  160836480  sda
  8   1  159180021  sda1
  8   3   1654695  sda3
  8  16   312571224 sdb
  8  17   312568641 sdb1
  8  32  1465138584  sdc
~# cfdisk /dev/sdc
~# cat /proc/partition
major minor  #blocks  name

   8     0  160836480 sda
   8     1  159180021 sda1
   8     3    1654695 sda3
   8    16  312571224 sdb
   8    17  312568641 sdb1
   8    32 1465138584 sdc
   8    33 1465136001 sdc1
~# pvcreate /dev/sdc1
~# pvdisplay
  --- Physical volume ---
  PV Name               /dev/sdc1
  VG Name               hadoop
  PV Size               1.36 TB / not usable 897.00 KB
  Allocatable           yes (but full)
  PE Size (KByte)       4096
  Total PE              357699
  Free PE               0
  Allocated PE          357699
  PV UUID               zW4cyi-1jKf-zug9-FcnG-ReVd-82W2-WGdwFP
~# vgcreate hadoop /dev/sdc1
~# vgdisplay
  --- Volume group ---
  VG Name               hadoop
  System ID
  Format                lvm2
  Metadata Areas        1
  Metadata Sequence No  2
  VG Access             read/write
  VG Status             resizable
  MAX LV                0
  Cur LV                1
  Open LV               0
  Max PV                0
  Cur PV                1
  Act PV                1
  VG Size               1.36 TB
  PE Size               4.00 MB
  Total PE              357699          <====== 等一下會用到這個數字
  Alloc PE / Size       357699 / 1.36 TB
  Free  PE / Size       0 / 0
  VG UUID               PTdhAu-cGBn-ZoWh-hL9u-MQ0F-enKT-DOcEtC
~# lvcreate -l 357699 -n hadoop-home hadoop
~# lvdisplay
  --- Logical volume ---
  LV Name                /dev/hadoop/hadoop-home <======= LVM2 裝置的路徑
  VG Name                hadoop
  LV UUID                0C1hUa-QVJW-mAGL-ygtu-DoIL-6Cmi-viGZ8k
  LV Write Access        read/write
  LV Status              available
  # open                 0
  LV Size                1.36 TB
  Current LE             357699
  Segments               1
  Allocation             inherit
  Read ahead sectors     auto
  - currently set to     256
  Block device           254:0
~# mkfs.ext3 /dev/hadoop/hadoop-home
~# mount /dev/hadoop/hadoop-home /mnt/
~# 
}}}

== LVM ==

 * [http://linux.vbird.org/linux_basic/0420quota.php#lvm 鳥哥的 Linux 私房菜 - 關於 LVM 的部分]
 * [http://www.howtoforge.com/linux_lvm A Beginner's Guide To LVM]
 * [http://www.howtoforge.com/logical-volume-manager-how-can-i-extend-a-volume-group Logical Volume Manager: How can I extend a Volume Group?]
 * [http://www.howtoforge.com/how-to-resize-lvm-software-raid1-partitions-shrink-and-grow How To Resize LVM Software RAID1 Partitions (Shrink & Grow)]

== High Availability ==

 * [http://www.howtoforge.com/getting-high-with-lenny Getting High With Lenny] - 在 Lenny 上打造 HA 的環境

== Virtualization ==

 * [http://www.howtoforge.com/kvm-and-openvz-virtualization-and-cloud-computing-with-proxmox-ve KVM & OpenVZ Virtualization And Cloud Computing With Proxmox VE]