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Linux中/proc目录下文件

摘要:UNIX域套接口的套接口表示例:[root@localhost /]# cat /proc/net/routeIface Destination Gateway Flags RefCnt Use Metric Mask MTU Window IRTTeth0 0035C2DA 00000000 0001 0 0 0 80FFFFF0eth0 0000FEA9 00000000 0001 0 0 0 0000FFF0eth0 00000000 0135C2DA 0003 0 0 0 00000000[root@localhost /]# cat /proc/net/tcpsl local_address rem_address st tx_queue rx_queue tr tm->when retrnsmt uid timeout inode0: 00000000:8000 00000000:0000 0A 00000000:00000000 00:00000000 00000000 29 0 9525 1 0dde7500 3000 0 0 2 -11:
Linux中/proc目录下文件,标签:服务器,操作系统教程大全,http://www.67xuexi.com

  UNIX域套接口的套接口表

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

  示例:[root@localhost /]# cat /proc/net/route

  Iface Destination Gateway Flags RefCnt Use Metric Mask MTU Window IRTT

  eth0 0035C2DA 00000000 0001 0 0 0 80FFFFF0

  eth0 0000FEA9 00000000 0001 0 0 0 0000FFF0

  eth0 00000000 0135C2DA 0003 0 0 0 00000000

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

  [root@localhost /]# cat /proc/net/tcp

  sl local_address rem_address st tx_queue rx_queue tr tm->when retrnsmt uid timeout inode

  0: 00000000:8000 00000000:0000 0A 00000000:00000000 00:00000000 00000000 29 0 9525 1 0dde7500 3000 0 0 2 -1

  1: 00000000:006F 00000000:0000 0A 00000000:00000000 00:00000000 00000000 0 0 9484 1 0dde79e0 3000 0 0 2 -1

  2: 0100007F:0277 00000000:0000 0A 00000000:00000000 00:00000000 00000000 0 0 10049 1 0a8e3a00 3000 0 0 2 -1

  3: 0100007F:14D7 00000000:0000 0A 00000000:00000000 00:00000000 00000000 99 0 9847 1 0dde7020 3000 0 0 2 -1

  4: 0100007F:0019 00000000:0000 0A 00000000:00000000 00:00000000 00000000 0 0 10286 1 0a8e3520 3000 0 0 2 -1

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

  [root@localhost /]# cat /proc/net/arp

  IP address HW type Flags HW address Mask Device

  218.194.53.1 0x1 0x2 00:0D:BC:78:07:3F * eth0

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

  [root@localhost /]# cat /proc/net/udp

  sl local_address rem_address st tx_queue rx_queue tr tm->when retrnsmt uid timeout inode

  0: 00000000:8000 00000000:0000 07 00000000:00000000 00:00000000 00000000 29 0 9520 2 0b4ef7c0

  105: 00000000:14E9 00000000:0000 07 00000000:00000000 00:00000000 00000000 99 0 10284 2 0b4ef040

  111: 00000000:006F 00000000:0000 07 00000000:00000000 00:00000000 00000000 0 0 9483 2 0b4efcc0

  116: 00000000:02F4 00000000:0000 07 00000000:00000000 00:00000000 00000000 0 0 9511 2 0b4efa40

  119: 00000000:0277 00000000:0000 07 00000000:00000000 00:00000000 00000000 0 0 10050 2 0b4ef2c0

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

  /proc/scsi子目录

  此目录下包含一个列出了所有检测到的SCSI设备的文件,并且为每种控制器驱动程序提供一个目录,在这个目录下又为已安装的此种控制器的每个实例提供一个子目录。

  示例:

  由于本人的机器没有SCSI设备,顾暂时无法提供示例。

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

  /proc/sys子目录

  在此目录下有许多子目录。此目录中的许多项都可以用来调整系统的性能。这个目录包含信息太多,无法介绍全部。只在示例中展示目录下的一些文件。

  示例:[root@localhost /]# ls /proc/sys

  debug dev fs kernel net proc sunrpc vm

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

  [root@localhost ~]# ls /proc/sys/fs

  aio-max-nr dentry-state file-nr lease-break-time overflowgid

  aio-nr dir-notify-enable inode-nr leases-enable overflowuid

  binfmt_misc file-max inode-state mqueue quota

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

  [root@localhost ~]# ls /proc/sys/kernel

  acct hotplug panic sem

  cad_pid modprobe panic_on_oops shmall

  cap-bound msgmax pid_max shmmax

  core_pattern msgmnb print-fatal-signals shmmni

  core_uses_pid msgmni printk sysrq

  ctrl-alt-del ngroups_max printk_ratelimit tainted

  domainname osrelease printk_ratelimit_burst threads-max

  exec-shield ostype pty vdso

  exec-shield-randomize overflowgid random version

  hostname overflowuid real-root-dev

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

  [root@localhost ~]# ls /proc/sys/net

  core ethernet ipv4 ipv6 unix

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

  [root@localhost sys]# ls /proc/sys/vm

  block_dump laptop_mode nr_pdflush_threads

  dirty_background_ratio legacy_va_layout overcommit_memory

  dirty_expire_centisecs lower_zone_protection overcommit_ratio

  dirty_ratio max_map_count page-cluster

  dirty_writeback_centisecs min_free_kbytes swappiness

  hugetlb_shm_group nr_hugepages vfs_cache_pressure

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

  [root@localhost sys]# ls /proc/sys/net/ipv4

  conf tcp_fack

  icmp_echo_ignore_all tcp_fin_timeout

  icmp_echo_ignore_broadcasts tcp_frto

  icmp_ignore_bogus_error_responses tcp_keepalive_intvl

  icmp_ratelimit tcp_keepalive_probes

  icmp_ratemask tcp_keepalive_time

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