solaris10常用命令实例分析2.docx

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solaris10常用命令实例分析2

solaris10常用命令实例分析

(2)学习sa200的总结

4)mount和umount分区

接上一个例子:

#cd/

#mkdiru01

#mount /dev/dsk/c3t50060E8000542270d4s2/u01

#umount/u01

要想在系统启动的时候自动mount分区,要把mount的文件路径添加到/etc/vfstab

root@s10one#vivfstab

"vfstab"13lines,499characters

#device        device         mount          FS     fsck   mount  mount

#tomount      tofsck        point          type   pass   atbootoptions

#

fd     -      /dev/fdfd     -      no     -

/proc  -      /proc  proc   -      no     -

/dev/dsk/c1t0d0s1      -      -      swap   -      no     -

/dev/dsk/c1t0d0s0      /dev/rdsk/c1t0d0s0     /      ufs    1      no     -

/dev/dsk/c1t0d0s3      /dev/rdsk/c1t0d0s3     /u0   ufs    2      yes    -

/dev/dsk/c3t50060E8000542270d4s2      /dev/rdsk/c3t50060E8000542270d4s2     /u01   ufs    3      yes    -

/devices       -      /devices       devfs  -      no     -

ctfs   -      /system/contract       ctfs   -      no     -

objfs  -      /system/object objfs  -      no     -

swap   -      /tmp   tmpfs  -      yes    -

 

 

 

5)添加新的硬件时的几条常用命令

 a)boot-r

 b)reboot---r  

 c)touch/reconfigure

 d)devfsadm

6)其他常用的磁盘查看命令

 a)

  df-h   df-a df-k

 b)prtvtoc

  #prtvtoc/dev/rdsk/c1t0d0s3

 

*/dev/rdsk/c1t0d0s3partitionmap

*

*Dimensions:

*    512bytes/sector

*    107sectors/track

*     27tracks/cylinder

*   2889sectors/cylinder

*  24622cylinders

*  24620accessiblecylinders

*

*Flags:

*  1:

unmountable

* 10:

read-only

*

*                         First    Sector   Last

*Partition Tag Flags   Sector    Count   Sector MountDirectory

      0     2   00         0 47105145 47105144  /

      1     3   01  47105145  6341355 53446499

      2     5   00         0 71127180 71127179

      3     0   00  53446500 17409114 70855613  /u0

      7     0   00  70855614   271566 71127179

 

c)查看mnttab文件和vfstab文件

root@testone#more/etc/mnttab

/dev/dsk/c1t0d0s0      /      ufs    rw,intr,largefiles,logging,xattr,onerror=panic,dev=1d80008     1147717207

/devices       /devices       devfs  dev=4e00000    1147717188

ctfs   /system/contract       ctfs   dev=4e40001    1147717188

proc   /proc  proc   dev=4e80000    1147717188

mnttab /etc/mnttab    mntfs  dev=4ec0001    1147717188

swap   /etc/svc/volatile      tmpfs  xattr,dev=4f00001      1147717188

objfs  /system/object objfs  dev=4f40001    1147717188

fd     /dev/fdfd     rw,dev=50c0001 1147717208

swap   /tmp   tmpfs  xattr,dev=4f00002      1147717208

swap   /var/run       tmpfs  xattr,dev=4f00003      1147717208

/dev/dsk/c1t0d0s3      /u01   ufs    rw,intr,largefiles,logging,xattr,onerror=panic,dev=1d8000b     1147717212

-hosts /net   autofs nosuid,indirect,ignore,nobrowse,dev=5180001    1147717218

auto_home      /home  autofs indirect,ignore,nobrowse,dev=5180002   1147717218

s10one:

vold(pid622)    /vol   nfs    ignore,noquota,dev=5140001     1147717280

 

 

四:

系统的启动和关闭

 1)系统的引导

  引导系统的方法和windows等一样:

光盘,网络等

  2)系统的内核

  有32位,64位等

 3)修改内核

a)参数

#vi/etc/system

 setparameter=value

 

 修改/etc/system文件可修改内核配置参数。

该文件通过vi修改和用more看。

此文件可设置:

利用moddir变量来修改在引导时被装入模块的查询路径。

利用exclude变量来决定永不调入的模块,即使引用到此模块。

利用rootdev变量来决定可选root设备。

利用setvariable=value来替换缺省内核参数。

注意:

1、修改内核参数前最好做备份。

2、修改内核参数后,需要重新启动系统。

例如可以用forceload命令强制载入一些系统module

forceload:

drv/foo

也可以设置一些系统变量例如pt_cnt定义可配置的pseudo-ttys(defaultis48)的数目(系统的内核参数),如用户可以打开的最大文件句柄数。

setpt_cnt=100

setnpty=100

setsadcnt=200

setnautopush=100

 

b)设置模块变量

#vi/etc/system

 setmodule_name:

variable=value

1、备份原/etc/system文件。

#cp/etc/system/etc/system.gen

2、修改/etc/system文件,增加内核变量。

Setmaxusers=48

3、重新引导系统。

注意:

修改此文件时必须小心,因为它改变了内核的操作

 

                  maxusers内核变量确定系统上最多用户个数。

                 默认情况下,该值近似为系统物理内存的Mbyts数,我们可以根据

                需要重新设置,以反映一个系统的实际负载。

但maxusers的值不应

               设置得太高,系统允许的最大值为2048,可以通过修改/etc/system

               实现。

下面有有一个实例:

它参照

setmsgsys:

msginfo_msgmax=4096

setmsgsys:

msginfo_msgmnb=360000

setmsgsys:

msginfo_msgmni=3774

setmsgsys:

msginfo_msgtql=2500

setsemsys:

seminfo_semaem=16384

setsemsys:

seminfo_semmni=554

setsemsys:

seminfo_semmnu=1042

setsemsys:

seminfo_semmns=1024

setsemsys:

seminfo_semopm=12

setsemsys:

seminfo_semmsl=256

setsemsys:

seminfo_semume=42

setsemsys:

seminfo_semvmx=32767

setshmsys:

shminfo_shmmax=4294967295

setshmsys:

shminfo_shmmin=1

setrlim_fd_max=4117

setrlim_fd_cur=1024

setnoexec_user_stack=118

setshmsys:

shminfo_shmseg=19

setshmsys:

shminfo_shmmni=200

 

 

4)查看内核参数的命令

a)sysdefroot@s10one#sysedf

*

*Hostid

*

 8308d98e

*

*sun4uConfiguration

*

*

*Devices

*

scsi_vhci,instance#0

packages(drivernotattached)

       SUNW,builtin-drivers(drivernotattached)

       deblocker(drivernotattached)

       disk-label(drivernotattached)

       terminal-emulator(drivernotattached)

       SUNW,debug(drivernotattached)

       dropins(drivernotattached)

       kbd-translator(drivernotattached)

       obp-tftp(drivernotattached)

       SUNW,i2c-ram-device(drivernotattached)

       SUNW,fru-device(drivernotattached)

       ufs-file-system(drivernotattached)

chosen(drivernotattached)

openprom(drivernotattached)

       client-services(drivernotattached)

options,instance#0

aliases(drivernotattached)

memory(drivernotattached)

virtual-memory(drivernotattached)

SUNW,UltraSPARC-III,instance#0(drivernotattached)

memory-controller,instance#0

SUNW,UltraSPARC-III,instance#1(drivernotattached)

memory-controller,instance#1

pci,instance#0

       scsi,instance#0

               disk(drivernotattached)

               tape(drivernotattached)

               sd,instance#0(drivernotattached)

               sd,instance#1(drivernotattached)

               sd,instance#2(drivernotattached)

               sd,instance#3(drivernotattached)

               sd,instance#4(drivernotattached)

               sd,instance#5(drivernotattached)

               sd,instance#6

               sd,instance#7(drivernotattached)

               sd,instance#8(drivernotattached)

               sd,instance#9(drivernotattached)

               sd,instance#10(drivernotattached)

               sd,instance#11(drivernotattached)

               sd,instance#12(drivernotattached)

               sd,instance#13(drivernotattached)

               sd,instance#14(drivernotattached)

               st,instance#0(drivernotattached)

               st,instance#1(drivernotattached)

               st,instance#2(drivernotattached)

               st,instance#3(drivernotattached)

               st,instance#4(drivernotattached)

               st,instance#5(drivernotattached)

               st,instance#6(drivernotattached)

               ses,instance#0(drivernotattached)

               ses,instance#1(drivernotattached)

               ses,instance#2(drivernotattached)

               ses,instance#3(drivernotattached)

               ses,instance#4(drivernotattached)

               ses,instance#5(drivernotattached)

               ses,instance#6(drivernotattached)

               ses,instance#7(drivernotattached)

               ses,instance#8(drivernotattached)

               ses,instance#9(drivernotattached)

               ses,instance#10(drivernotattached)

               ses,instance#11(drivernotattached)

               ses,instance#12(drivernotattached)

               ses,instance#13(drivernotattached)

               ses,instance#14(drivernotattached)

               ses,instance#15(drivernotattached)

       scsi(drivernotattached)

               disk(drivernotattached)

               tape(drivernotattached)

       scsi(drivernotattached)

               disk(drivernotattached)

               tape(drivernotattached)

       TSI,gfxp,instance#0(drivernotattached)

pci,instance#1

       network(drivernotattached)

       SUNW,qlc,instance#0

               fp(drivernotattached)

                       disk(drivernotattached)

               fp,instance#1

                       ssd,instance#1

                       ssd,instance#0

                       ssd,instance#5

                       ses(drivernotattached)

pci,instance#2

       ebus,instance#0

               flashprom(drivernotattached)

               bbc(drivernotattached)

               power(drivernotattached)

               i2c,instance#0

                       fru,instance#0(drivernotattached)

                       fru,instance#1(drivernotattached)

                       fru,instance#2(drivernotattached)

                       fru,instance#3(drivernotattached)

                       fru,instance#4(drivernotattached)

                       fru,instance#5(drivernotattached)

                       fru,instance#6(drivernotattached)

                       fru,instance#7(drivernotattached)

                       fru,instance#8(drivernotattached)

                       fru,instance#9(drivernotattached)

                       fru,instance#10(drivernotattached)

                       fru,instance#11(drivernotattached)

                       fru,instance#12(drivernotattached)

                       fru,instance#13(drivernotattached)

                       fru,instance#14(drivernotattached)

                       temperature(drivernotattached)

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