Linux中/proc目录下文件详解(二)
时间:2023-08-13 05:08:05 点击:179

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  /proc/mdstat文件

  这个文件包含了由md设备驱动程序控制的RAID设备信息。

  示例:

  [root@localhost ~]# cat /proc/mdstat

  Personalities :

  unused devices:

  --------------------------------------------------------------------------------

  /proc/meminfo文件

  这个文件给出了内存状态的信息。它显示出系统中空闲内存,已用物理内存和交换内存的总量。它还显示出内核使用的共享内存和缓冲区总量。这些信息的格式和free命令显示的结果类似。

  示例:

  [root@localhost ~]# cat /proc/meminfo

  MemTotal: 223812 kB

  MemFree: 3764 kB

  Buffers: 9148 kB

  Cached: 92112 kB

  SwapCached: 364 kB

  Active: 183640 kB

  Inactive: 17196 kB

  HighTotal: 0 kB

  HighFree: 0 kB

  LowTotal: 223812 kB

  LowFree: 3764 kB

  SwapTotal: 626524 kB

  SwapFree: 620328 kB

  Dirty: 12 kB

  Writeback: 0 kB

  Mapped: 142880 kB

  Slab: 12668 kB

  Committed_AS: 376732 kB

  PageTables: 2336 kB

  VmallocTotal: 3907576 kB

  VmallocUsed: 2968 kB

  VmallocChunk: 3904224 kB

  HugePages_Total: 0

  HugePages_Free: 0

  Hugepagesize: 4096 kB

  --------------------------------------------------------------------------------

  /proc/misc文件

  这个文件报告用内核函数misc_register登记的设备驱动程序。

  示例:

  [root@localhost ~]# cat /proc/misc

  63 device-mapper

  175 agpgart

  135 rtc

  --------------------------------------------------------------------------------

  /proc/modules文件

  这个文件给出可加载内核模块的信息。lsmod程序用这些信息显示有关模块的名称,大小,使用数目方面的信息。

  示例:

  [root@localhost /]# cat /proc/modules

  md5 4033 1 - Live 0x10a7f000

  ipv6 232577 8 - Live 0x10b0c000

  parport_pc 24705 1 - Live 0x10a8b000

  lp 11565 0 - Live 0x10a7b000

  parport 41737 2 parport_pc,lp, Live 0x10a55000

  autofs4 24005 0 - Live 0x10a74000

  i2c_dev 10433 0 - Live 0x109d2000

  i2c_core 22081 1 i2c_dev, Live 0x10a6d000

  sunrpc 160421 1 - Live 0x10a9d000

  ipt_REJECT 6465 1 - Live 0x109da000

  ipt_state 1857 5 - Live 0x109eb000

  ip_conntrack 40693 1 ipt_state, Live 0x10a62000

  iptable_filter 2753 1 - Live 0x10896000

  ip_tables 16193 3 ipt_REJECT,ipt_state,iptable_filter, Live 0x109ed000

  dm_mod 54741 0 - Live 0x109f8000

  button 6481 0 - Live 0x10905000

  battery 8517 0 - Live 0x109d6000

  ac 4805 0 - Live 0x10908000

  uhci_hcd 31449 0 - Live 0x109dd000

  ehci_hcd 31557 0 - Live 0x10949000

  snd_via82xx 27237 2 - Live 0x10953000

  snd_ac97_codec 64401 1 snd_via82xx, Live 0x10912000

  snd_pcm_oss 47609 0 - Live 0x1093c000

  snd_mixer_oss 17217 2 snd_pcm_oss, Live 0x1090c000

  snd_pcm 97993 2 snd_via82xx,snd_pcm_oss, Live 0x10923000

  snd_timer 29765 1 snd_pcm, Live 0x108ec000

  snd_page_alloc 9673 2 snd_via82xx,snd_pcm, Live 0x108bd000

  gameport 4801 1 snd_via82xx, Live 0x108a6000

  snd_mpu401_uart 8769 1 snd_via82xx, Live 0x108b9000

  snd_rawmidi 26725 1 snd_mpu401_uart, Live 0x108e4000

  snd_seq_device 8137 1 snd_rawmidi, Live 0x1083b000

#p#副标题#e#

  snd 54053 11 snd_via82xx,snd_ac97_codec,snd_pcm_oss,snd_mixer_oss,snd_pcm,snd_timer,snd_mpu401_uart,snd_rawmidi,snd_seq_device, Live 0x108f6000

  soundcore 9889 2 snd, Live 0x1089b000

  via_rhine 23497 0 - Live 0x1089f000

  mii 4673 1 via_rhine, Live 0x10893000

  floppy 58609 0 - Live 0x108a9000

  ext3 116809 1 - Live 0x10875000

  jbd 74969 1 ext3, Live 0x10861000

  lsmod命令显示结果如下:

  [root@localhost /]# lsmod

  Module Size Used by

  md5 4033 1

  ipv6 232577 8

  parport_pc 24705 1

  lp 11565 0

  parport 41737 2 parport_pc,lp

  autofs4 24005 0

  i2c_dev 10433 0

  i2c_core 22081 1 i2c_dev

  sunrpc 160421 1

  ipt_REJECT 6465 1

  ipt_state 1857 5

  ip_conntrack 40693 1 ipt_state

  iptable_filter 2753 1

  ip_tables 16193 3 ipt_REJECT,ipt_state,iptable_filter

  dm_mod 54741 0

  button 6481 0

  battery 8517 0

  ac 4805 0

  uhci_hcd 31449 0

  ehci_hcd&nbs

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