The /proc filesystem is used to store many system configuration parameters. It is a virtual filesystem that resides in the kernels memory. Some of the areas in this filesystem cannot be written to by the root user including /proc/sys. Much information here is based on the proc man page. Fro more information refer to that page. Elements of the proc filesystem include:
address perms offset dev idnode filename 08048000-0804e000 r-xp 00000400 0302 192233 /sbin/init 0804e000-0804f000 rw-p 00005000 0302 192233 /sbin/init
Permission s=private, s=shared
0000 80867100 0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 0038 80867110 0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 0039 80867111 0 00000000 00000000 00000000 00000000 0000f001 00000000 00000000 003a 80867112 b 00000000 00000000 00000000 00000000 00006401 00000000 00000000 003b 80867113 0 00000000 00000000 00000000 00000000 00000000 00000000 00000000 0040 10b79055 a 00006801 e4000000 00000000 00000000 00000000 00000000 00000000 0058 10b79055 b 00006c01 e4001000 00000000 00000000 00000000 00000000 00000000 0048 53338a01 9 e0000000 00000000 00000000 00000000 00000000 00000000 00000000
ext2 nodev proc iso9660 nodev autofs nodev devpts vfat nodev ncpfs
# Version 1.0 # Path Client(Flags) # IPs /tftpboot/lts/ltsroot linux1(ro,no_root_squash,async,wdelay) # 192.168.200.201 /tftpboot/lts/ltsroot linux3(ro,no_root_squash,async,wdelay) # 192.168.200.203 /tftpboot/lts/ltsroot linux2(ro,no_root_squash,async,wdelay) # 192.168.200.202
ide-cdrom version 4.54 ide-disk version 1.08
pci bus 00 device 39 vid 8086 did 7111 channel 0 86 80 11 71 05 00 80 02 01 80 01 01 00 40 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 01 f0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 77 e3 30 c0 9b 00 00 00 03 00 22 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 28 0f 00 00 00 00 00 00
physical 13228/15/63 logical 778/255/63
0c5a 33ac 0000 000f 0000 0000 003f 0000 0000 0000 3541 4330 3336 3350 2020 2020 2020 2020 2020 2020 0000 0200 0000 332e 3034 2020 2020 5354 3336 3432 3241 2020 2020 2020 2020 2020 2020 2020 2020 2020 2020 2020 2020 2020 2020 2020 2020 8010 0000 2f00 0000 0200 0200 0007 33ac 000f 003f bdec 00be 0010 bdec 00be 0000 0007 0003 0078 0078 00f0 0078 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 001e 0000 3069 4001 4000 3068 0001 4000 0407 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 85c4 00cb 85c4 00cb 2020 0002 0000 0001 0000 0001 0401 0001 0140 0201 0000 3c24 0001 4001 3cb4 0100 0100 0072 3001 0001 0128 0000 0000 1000 0105 00e9 0009 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000 0000
name value min max mode ---- ----- --- --- ---- bios_cyl 778 0 65535 rw bios_head 255 0 255 rw bios_sect 63 0 63 rw breada_readahead 4 0 127 rw bswap 0 0 1 r file_readahead 124 0 2097151 rw io_32bit 0 0 3 rw keepsettings 0 0 1 rw max_kb_per_request 64 1 127 rw multcount 0 0 8 rw nice1 1 0 1 rw nowerr 0 0 1 rw pio_mode write-only 0 255 w slow 0 0 1 rw unmaskirq 0 0 1 rw using_dma 1 0 1 rw
1: POSIX ADVISORY WRITE 853 03:02:260062 0 2147483647 c228ba40 00000000 c228b5c0 00000000 00000000 2: POSIX ADVISORY WRITE 766 03:02:324064 0 0 c228b5c0 c228ba40 c228b560 00000000 00000000 3: POSIX ADVISORY WRITE 755 03:02:323503 0 0 c228b560 c228b5c0 c3ef6de0 00000000 00000000 4: POSIX ADVISORY WRITE 735 03:02:260034 0 2147483647 c3ef6de0 c228b560 c3ef6ba0 00000000 c3103f44 4: -> POSIX ADVISORY WRITE 734 03:02:260034 0 2147483647 c3103f44 00000000 00000000 00000000 c2837f44 4: -> POSIX ADVISORY WRITE 733 03:02:260034 0 2147483647 c2837f44 00000000 00000000 00000000 c2345f44 4: -> POSIX ADVISORY WRITE 737 03:02:260034 0 2147483647 c2345f44 00000000 00000000 00000000 c233bf44 4: -> POSIX ADVISORY WRITE 738 03:02:260034 0 2147483647 c233bf44 00000000 00000000 00000000 c2331f44 4: -> POSIX ADVISORY WRITE 739 03:02:260034 0 2147483647 c2331f44 00000000 00000000 00000000 c2325f44 4: -> POSIX ADVISORY WRITE 740 03:02:260034 0 2147483647 c2325f44 00000000 00000000 00000000 c2305f44 4: -> POSIX ADVISORY WRITE 743 03:02:260034 0 2147483647 c2305f44 00000000 00000000 00000000 c230ff44 4: -> POSIX ADVISORY WRITE 742 03:02:260034 0 2147483647 c230ff44 00000000 00000000 00000000 c231bf44 4: -> POSIX ADVISORY WRITE 741 03:02:260034 0 2147483647 c231bf44 00000000 00000000 00000000 c3ef6de0 5: FLOCK ADVISORY WRITE 0 03:02:51547 0 2147483647 c3ef6ba0 c3ef6de0 c3ef6a80 00000000 00000000 6: FLOCK ADVISORY WRITE 0 03:02:259912 0 2147483647 c3ef6a80 c3ef6ba0 c3ef6a20 00000000 00000000 7: POSIX ADVISORY WRITE 459 03:02:259911 0 2147483647 c3ef6a20 c3ef6a80 00000000 00000000 00000000
Personalities : read_ahead not set md0 : inactive md1 : inactive md2 : inactive md3 : inactive
135 rtc 134 apm 1 psaux
/dev/root / ext2 rw 0 0 /proc /proc proc rw 0 0 /dev/hdb1 /data vfat rw 0 0 /dev/hda1 /dos vfat rw 0 0 /dev/hda3 /slackw ext2 rw 0 0 none /dev/pts devpts rw 0 0 automount(pid640) /mnt autofs rw 0 0 ENG_SRV/MYUSER /eng_srv ncpfs rw 0 0
reg00: base=0x000a0000 ( 0MB), size= 128kB: write-combining, count=1 reg01: base=0x000c0000 ( 0MB), size= 256kB: uncachable, count=1 reg03: base=0x000a8000 ( 0MB), size= 32kB: write-combining, count=1 reg07: base=0x00000000 ( 0MB), size= 64MB: write-back, count=1
major minor #blocks name 3 0 6250230 hda 3 1 208813 hda1 3 2 3068415 hda2 3 3 2843505 hda3 3 4 128520 hda4 3 64 6250230 hdb 3 65 6249253 hdb1 22 64 1073741823 hdd
rtc_time : 20:15:03 rtc_date : 2000-05-07 rtc_epoch : 1900 alarm : 16:29:44 DST_enable : no BCD : yes 24hr : yes square_wave : no alarm_IRQ : no update_IRQ : no periodic_IRQ : no periodic_freq : 1024 batt_status : okay
slabinfo - version: 1.0 kmem_cache 29 42 pio_request 0 0 tcp_tw_bucket 0 42 tcp_bind_bucket 41 127 tcp_open_request 0 0 skbuff_head_cache 64 147 sock 150 242 dquot 0 0 filp 1505 1512 signal_queue 0 0 buffer_head 566 1428 mm_struct 65 93 vm_area_struct 2527 3528 dentry_cache 4704 4743 files_cache 72 99 uid_cache 4 127 size-131072 0 0 size-65536 0 0 size-32768 0 0 size-16384 16 16 size-8192 0 1 size-4096 3 8 size-2048 151 176 size-1024 20 32 size-512 37 72 size-256 33 70 size-128 546 700 size-64 192 210 size-32 1080 1197 slab_cache 78 126
Filename Type Size Used Priority /dev/hda4 partition 128516 7600 -1
pty_slave /dev/pts 136 0-255 pty:slave pty_master /dev/ptm 128 0-255 pty:master pty_slave /dev/ttyp 3 0-255 pty:slave pty_master /dev/pty 2 0-255 pty:master serial /dev/cua 5 64-95 serial:callout serial /dev/ttyS 4 64-95 serial /dev/tty0 /dev/tty0 4 0 system:vtmaster /dev/ptmx /dev/ptmx 5 2 system /dev/console /dev/console 5 1 system:console /dev/tty /dev/tty 5 0 system:/dev/tty unknown /dev/tty 4 1-63 console
n_tty 0