我是AIX的新手，我正在尝试创建安装在/ usr1上的第一个jfs文件系统。
我首先从可用磁盘创建我的卷组。
#/usr/sbin/mklv -y'vl_usr1' -t'jfs2' -c'2' vg_usr1 6005
van-oppy# lsvg vg_usr1
VOLUME GROUP: vg_usr1 VG IDENTIFIER: 000015010000d60000000140f464119b
VG STATE: active PP SIZE: 128 megabyte(s)
VG PERMISSION: read/write TOTAL PPs: 12012 (1537536 megabytes)
MAX LVs: 256 FREE PPs: 2 (256 megabytes)
LVs: 1 USED PPs: 12010 (1537280 megabytes)
OPEN LVs: 0 QUORUM: 12 (Enabled)
TOTAL PVs: 22 VG DESCRIPTORS: 22
STALE PVs: 0 STALE PPs: 0
ACTIVE PVs: 22 AUTO ON: yes
MAX PPs per VG: 32512
MAX PPs per PV: 1016 MAX PVs: 32
LTG size (Dynamic): 256 kilobyte(s) AUTO SYNC: no
HOT SPARE: no BB POLICY: relocatable
PV RESTRICTION: none INFINITE RETRY: noegabytes)
OPEN LVs: 2 QUORUM: 3 (Enabled)
TOTAL PVs: 4 VG DESCRIPTORS: 4
STALE PVs: 0 STALE PPs: 0
ACTIVE PVs: 4 AUTO ON: yes
MAX PPs per VG: 32768 MAX PVs: 1024
LTG size (Dynamic): 256 kilobyte(s) AUTO SYNC: no
HOT SPARE: no BB POLICY: relocatable
MIRROR POOL STRICT: off
PV RESTRICTION: none INFINITE RETRY: no
以下是逻辑卷的lslv ...
# lslv vl_usr1
LOGICAL VOLUME: vl_usr1 VOLUME GROUP: vg_usr1
LV IDENTIFIER: 000015010000d60000000140f464119b.1 PERMISSION: read/write
VG STATE: active/complete LV STATE: closed/syncd
TYPE: jfs2 WRITE VERIFY: off
MAX LPs: 6005 PP SIZE: 128 megabyte(s)
COPIES: 2 SCHED POLICY: parallel
LPs: 6005 PPs: 12010
STALE PPs: 0 BB POLICY: relocatable
INTER-POLICY: minimum RELOCATABLE: yes
INTRA-POLICY: middle UPPER BOUND: 32
MOUNT POINT: N/A LABEL: None
MIRROR WRITE CONSISTENCY: on/ACTIVE
EACH LP COPY ON A SEPARATE PV ?: yes
Serialize IO ?: NO
INFINITE RETRY: no
创建逻辑卷时，我将其设置为2份，所以现在我的免费LP是6005。
当我尝试下一步创建增强型JFS2文件系统时，它会失败..
Add an Enhanced Journaled File System
Type or select values in entry fields.
Press Enter AFTER making all desired changes.
[TOP] [Entry Fields]
Volume group name vg_usr1
SIZE of file system
Unit Size Megabytes +
* Number of units [768640] #
* MOUNT POINT [/usr1]
Mount AUTOMATICALLY at system restart? yes +
PERMISSIONS read/write +
Mount OPTIONS [] +
Block Size (bytes) 4096 +
Logical Volume for Log +
Inline Log size (MBytes) [] #
Extended Attribute Format +
ENABLE Quota Management? no +
[MORE...3]
F1=Help F2=Refresh F3=Cancel F4=List
Esc+5=Reset Esc+6=Command Esc+7=Edit Esc+8=Image
Esc+9=Shell Esc+0=Exit Enter=Do
提交失败了..
0516-404 allocp: This system cannot fulfill the allocation request. There are not enough free partitions or not enough physical volumes to keep strictness and satisfy allocation requests. The command should be retried with different allocation characteristics.
0516-822 mklv: Unable to create logical volume.
crfs: 0506-972 Cannot create logical volume for file system.
rmlv: Logical volume loglv00 is removed.
我很困惑为什么？我的免费PP是6005，所以6005 x 128 = 768640mb这是我在创作过程中设置的。我也尝试将数字降低到768000mb，这是6000 PPs，但仍然没有。
那里的任何AIX专家能够解释为什么这不起作用？试图了解LVM的工作原理......
答案 0 :(得分：0)
我已经解决了我的问题，我分配了比可用空间更多的空间，并使用错误的计算来提供最大可用空间。