1机房环境检查零地电压是否小于1V温度（摄氏 ℃）10 ℃－40℃湿度（%）8% －80%电源线的母头是否为左零右火电压值是否为240V2查看硬件情况检查设备故障灯，一般为橙色并有故障标志。 有没有异常声响，如硬盘、风扇等。有没有破损的电缆等3主机检查1）系统空间使用情况，文件系统是否有“满”。命令：df –k2）查看卷组信息，有没有"stale"状态的逻辑卷 命令：lsvg
*Sizing paging space- hd6 is created at installation time: The recommended paging space formula is long standing, but it will likely result in having more space than is needed. Total paging space = 51
*File system space management(1) File systems expand upon notice, not automatically.(2) To keep from running into problems: - Monitor file system growth - Determine causes - Control
*JFS2 structural components - Superblock: The superblock maintains informaition about the entire file system. - i-nodes: Each file and directory has an i-node that contains access informat
*SMIT logical volume menu# smitty lv &n
*Logical Volume Manager# smitty lvm &nb
*Components of AIX storage-Physical storage-Logical storage-File systems-Directories-FilesManaged by Logical Volume Manager (LVM) *Benefits of the LVM-Solves noncontiguous space problems-Data can
*Copying Filescp source targetcp file1 file2 ... target_dir# pwd/tmp/test# cp /ptc/sp/mvlogs.sh testmv# lstest001 test01 test02 test03 test04 test
*To Log in:login: rootroot's Password:(the password does not appear) *To Log out:# <Ctrl-d> (or)# exit (or)# logout *Creatin
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