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cd /proc/20/cwd; /bin/pwd

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fd

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maps

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address           perms offset   dev   inode
00000000-0002f000 r-x-- 00000400 03:03 1401
0002f000-00032000 rwx-p 0002f400 03:03 1401
00032000-0005b000 rwx-p 00000000 00:00 0
60000000-60098000 rwx-p 00000400 03:03 215
60098000-600c7000 rwx-p 00000000 00:00 0
bfffa000-c0000000 rwx-p 00000000 00:00 0

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r = read
w = write
x = execute
s = shared
p = private (copy on write)

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mem

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mmap

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status

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apm

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cmdline

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cpuinfo

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devices

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dma

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filesystems

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interrupts

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ioports

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kcore

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kmsg

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ksyms

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loadavg

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locks

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malloc

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meminfo

¤³¤Î¥Õ¥¡¥¤¥ë¤Ï free(1) ¤Ë¤è¤Ã¤Æ¥·¥¹¥Æ¥à¤Î̤»ÈÍѤª¤è¤Ó»ÈÍÑÃæ¤Î¥á¥â¥êÎÌ (ʪÍý¥á¥â¥ê¤È¥¹¥ï¥Ã¥×) ¤È¡¢ ¥«¡¼¥Í¥ë¤Ë»È¤ï¤ì¤Æ¤¤¤ë¶¦Í­¥á¥â¥ê¤È¥Ð¥Ã¥Õ¥¡¤Î¾ðÊó¤òÊó¹ð¤¹¤ë¤¿¤á¤Ë»È¤ï¤ì¤ë¡£

KB ¤ÎÂå¤ï¤ê¤Ë¥Ð¥¤¥È (byte) ¤ò»È¤¦¤³¤È¤ò½ü¤±¤Ð free(1) ¤ÈƱ¤¸¥Õ¥©¡¼¥Þ¥Ã¥È¤Ç¤¢¤ë¡£

mdstat

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modules

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mounts

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net

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aliases

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arp

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IP address       HW type     Flags       HW address
10.11.100.129    0x1         0x6         00:20:8A:00:0C:5A
10.11.100.5      0x1         0x2         00:C0:EA:00:00:4E
44.131.10.6      0x3         0x2         GW4PTS

¤³¤³¤Ç IP address ¤Ï¥Þ¥·¥ó¤Î IPv4 ¥¢¥É¥ì¥¹¡¢ HW type ¤Ï ¤½¤Î¥¢¥É¥ì¥¹¤Î RFC 826 ¤ÇÄê¤á¤é¤ì¤Æ¤¤¤ë¥Ï¡¼¥É¥¦¥§¥¢¤Î·Á¼°¡¢ Flags ¤Ï ARP ¹½Â¤ÂÎ (/usr/include/linux/if_arp.h Æâ¤ÇÄêµÁ¤µ¤ì¤Æ¤¤¤ë) ¤Î ÆâÉô¥Õ¥é¥°¡¢ HW address ¤Ï¤½¤Î IP ¥¢¥É¥ì¥¹¤Ë¥Þ¥Ã¥×¤µ¤ì¤Æ¤¤¤ëʪÍýÁؤΥ¢¥É¥ì¥¹ (¤â¤·¤ï¤«¤Ã¤Æ¤¤¤ì¤Ð) ¤Ç¤¢¤ë¡£

[ÌõÃí: 2.0.34 ¤Ç¤Ï°Ê²¼¤Î¤è¤¦¤Ê¥Õ¥©¡¼¥Þ¥Ã¥È¤Ë¤Ê¤Ã¤Æ¤¤¤ë

IP address       HW type     Flags       HW address            Mask     Device
10.11.100.129    0x1         0x6         00:20:8A:00:0C:5A     *        eth0
10.11.100.5      0x1         0x2         00:C0:EA:00:00:4E     *        eth0
44.131.10.6      0x3         0x2         GW4PTS                *        eth0

]

dev

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Inter-|   Receive                  |   Transmit
 face |packets errs drop fifo frame|packets errs drop fifo colls carrier
    lo:      0    0    0    0    0     2353    0    0    0     0    0
  eth0: 644324    1    0    0    1   563770    0    0    0   581    0

igmp

IGMP ¤Î¾õÂÖ [Ìõ¼ÔÄɲÃ]¡£

ip_acct

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ipx

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ipx_route

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rarp

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raw

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route

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rt_cashe

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snmp

¤³¤Î¥Õ¥¡¥¤¥ë¤Ï SNMP ¥¨¡¼¥¸¥§¥ó¥È¤¬É¬ÍפȤ¹¤ë IP, ICMP, TCP, UDP ´ÉÍý¾ðÊó¤ò ASCII ¥Ç¡¼¥¿¤È¤·¤ÆÊÝ»ý¤·¤Æ¤¤¤ë¡£ ¸½ºß¤Î TCP mib ½ñ¤­¹þ¤ß¤ÏÉÔ´°Á´¤Ç¤¢¤ë¡£ 1.2.0 ¤Ç¤Ï´°Á´¤Ë¤Ê¤ë¤³¤È¤¬Ë¾¤Þ¤ì¤ë¡£

sockstat

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tcp

TCP ¥½¥±¥Ã¥È¥Æ¡¼¥Ö¥ë¤Î¥À¥ó¥×¤òÊÝ»ý¤·¤Æ¤¤¤ë¡£ ÂçÉôʬ¤Î¾ðÊó¤Ï¥Ç¥Ð¥Ã¥°°Ê³°¤Ë¤Ï»È¤ï¤ì¤Ê¤¤¡£ sl ¤Ï¥½¥±¥Ã¥È¤Î¥«¡¼¥Í¥ë¥Ï¥Ã¥·¥å¥¹¥í¥Ã¥È¤ÎÃÍ¡¢ local address ¤Ï¥í¡¼¥«¥ë¥¢¥É¥ì¥¹¤È¥Ý¡¼¥ÈÈÖ¹æ¤ÎÂФǤ¢¤ë¡£ (¤â¤·¥½¥±¥Ã¥È¤¬Àܳ¤·¤Æ¤¤¤ë¤Ê¤é¤Ð) remote address ¤Ï¥í¡¼¥«¥ë¥¢¥É¥ì¥¹¤È¥Ý¡¼¥ÈÈÖ¹æ¤ÎÂФǤ¢¤ë¡£ st ¤Ï¥½¥±¥Ã¥È¤ÎÆâÉô¾õÂ֤Ǥ¢¤ë¡£ tx_queue ¤È rx_queue ¤Ï¥«¡¼¥Í¥ë¥á¥â¥ê¤ò¾ÃÈñ¤·¤Æ¤¤¤ë Á÷¿®/¼õ¿®¥Ç¡¼¥¿¥­¥å¡¼¤Î¥µ¥¤¥º¡£ tr ¤È tm->when ¤È rexmits ¥Õ¥£¡¼¥ë¥É¤Ï¥½¥±¥Ã¥È¾õÂ֤Υ«¡¼¥Í¥ë ÆâÉô¾ðÊó¤òÊÝ»ý¤·¤Æ¤¤¤ë¤¬¡¢¤³¤ì¤é¤Ï¥Ç¥Ð¥Ã¥°¤Î¤È¤­¤Ë¤·¤«Ìò¤ËΩ¤¿¤Ê¤¤¡£ uid ¥Õ¥£¡¼¥ë¥É¤Ï¥½¥±¥Ã¥ÈÀ¸À®¼Ô¤Î¼Â¸ú uid (euid) ¤òÊÝ»ý¤·¤Æ¤¤¤ë¡£

udp

UDP ¥½¥±¥Ã¥È¥Æ¡¼¥Ö¥ë¤Î¥À¥ó¥×¤òÊÝ»ý¤·¤Æ¤¤¤ë¡£ ÂçÉôʬ¤Î¾ðÊó¤Ï¥Ç¥Ð¥Ã¥°°Ê³°¤Ë¤Ï»È¤ï¤ì¤Ê¤¤¡£ sl ¤Ï¥½¥±¥Ã¥È¤Î¥«¡¼¥Í¥ë¥Ï¥Ã¥·¥å¥¹¥í¥Ã¥È¤ÎÃÍ¡¢ local address ¤Ï¥í¡¼¥«¥ë¥¢¥É¥ì¥¹¤È¥Ý¡¼¥ÈÈÖ¹æ¤ÎÂФǤ¢¤ë¡£ (¤â¤·¥½¥±¥Ã¥È¤¬Àܳ¤·¤Æ¤¤¤ë¤Ê¤é¤Ð) remote address ¤Ï¥í¡¼¥«¥ë¥¢¥É¥ì¥¹¤È¥Ý¡¼¥ÈÈÖ¹æ¤ÎÂФǤ¢¤ë¡£ st ¤Ï¥½¥±¥Ã¥È¤ÎÆâÉô¾õÂ֤Ǥ¢¤ë¡£ tx_queue ¤È rx_queue ¤Ï¥«¡¼¥Í¥ë¥á¥â¥ê¤ò¾ÃÈñ¤·¤Æ¤¤¤ë Á÷¿®/¼õ¿®¥Ç¡¼¥¿¥­¥å¡¼¤Î¥µ¥¤¥º¡£ tr ¤È tm->when ¤È rexmits ¥Õ¥£¡¼¥ë¥É¤Ï UDP ¤Ç¤Ï»È¤ï¤ì¤Æ¤¤¤Ê¤¤¡£ uid ¥Õ¥£¡¼¥ë¥É¤Ï¥½¥±¥Ã¥ÈÀ¸À®¼Ô¤Î¼Â¸ú uid (euid) ¤òÊÝ»ý¤·¤Æ¤¤¤ë¡£ ¥Õ¥©¡¼¥Þ¥Ã¥È¤Ï°Ê²¼¤Î¤È¤ª¤ê:

sl  local_address rem_address   st tx_queue rx_queue tr rexmits  tm->when uid
 1: 01642C89:0201 0C642C89:03FF 01 00000000:00000001 01:000071BA 00000000 0
 1: 00000000:0801 00000000:0000 0A 00000000:00000000 00:00000000 6F000100 0
 1: 00000000:0201 00000000:0000 0A 00000000:00000000 00:00000000 00000000 0
[ÌõÃí: 2.0.34 ¤Ç¤Ï°Ê²¼¤Î¤È¤ª¤ê:
sl  local_address rem_address   st tx_queue rx_queue tr tm->when retrnsmt   uid  timeout inode                               
 0: 00000000:008A 00000000:0000 07 00000000:00000000 00:FCDB5D93 00000000     0        0 13839                               
 1: 00000000:0283 00000000:0000 07 00000000:00000000 00:FCDB5D93 00000000  1011        0 1229                                
 2: 00000000:00A1 00000000:0000 07 00000000:00000000 00:FCDB5D93 00000000     0        0 881                                 
]

unix

UNIX ¥É¥á¥¤¥ó¥½¥±¥Ã¥È¤Î¥ê¥¹¥È¡£ ¥Õ¥©¡¼¥Þ¥Ã¥È¤Ï°Ê²¼¤Î¤È¤ª¤ê:

Num RefCount Protocol Flags    Type St Path
 0: 00000002 00000000 00000000 0001 03
 1: 00000001 00000000 00010000 0001 01 /dev/printer

[ÌõÃí: 2.0.34 ¤Ç¤Ï°Ê²¼¤Î¤è¤¦¤Ë
Inode ¥¨¥ó¥È¥ê¤¬Äɲ䵤ì¤Æ¤¤¤ë

Num RefCount Protocol Flags    Type St Inode Path
 0: 00000002 00000000 00000000 0001 03   843
 1: 00000001 00000000 00010000 0001 01   809 /dev/printer
]

¤³¤³¤Ç¡¢Num ¤Ï¥«¡¼¥Í¥ë¤Î¥Æ¡¼¥Ö¥ë¥¹¥í¥Ã¥È¿ô¡¢ RefCount ¤Ï¥½¥±¥Ã¥È¤ò»ÈÍѤ·¤Æ¤¤¤ë¥æ¡¼¥¶¡¼¿ô¡¢ Protocol ¤Ï¤¤¤Þ¤Î¤È¤³¤í¤¤¤Ä¤â 0 ¤Ç¡¢Flags ¤Ï¥½¥±¥Ã¥È¤Î¾õÂÖ¤òÊÝ»ý¤·¤Æ¤¤¤ë ¥«¡¼¥Í¥ëÆâÉô¤Î¥Õ¥é¥°¤Ç¤¢¤ë¡£ Type ¤Ï¤¤¤Þ¤Î¤È¤³¤í¤¤¤Ä¤â 1 (UNIX ¥É¥á¥¤¥ó¤Î¥Ç¡¼¥¿¥°¥é¥à¥½¥±¥Ã¥È¤Ï¡¢¸½ºß¤Î¥«¡¼¥Í¥ë¤Ç¤Ï¥µ¥Ý¡¼¥È¤µ¤ì¤Æ¤¤¤Ê¤¤ [ÌõÃí: 2.0.34 ¤Ç¤Ï¥µ¥Ý¡¼¥È¤µ¤ì¤Æ¤¤¤ë¤è¤¦¤À])¡£ St ¤Ï¥½¥±¥Ã¥È¤ÎÆâÉô¾õÂ֤ǡ¢Path ¤Ï (¤â¤·¤¢¤ì¤Ð) ¥½¥±¥Ã¥È¤Î¥Ñ¥¹Ì¾¤Ç¤¢¤ë¡£

pci

¥«¡¼¥Í¥ë¤Î½é´ü²½»þ¤Ë¸«¤Ä¤«¤Ã¤¿¤¹¤Ù¤Æ¤Î PCI ¥Ç¥Ð¥¤¥¹¤Î¥ê¥¹¥È¤È ¤½¤ÎÀßÄê¡£

scsi

scsi Ãæ´Ö¥ì¥Ù¥ëµ¼»÷¥Õ¥¡¥¤¥ë¤È¤¤¤¯¤Ä¤«¤Î SCSI Äã¥ì¥Ù¥ë¥É¥é¥¤¥Ð¤Î ¥Ç¥£¥ì¥¯¥È¥ê¤ò´Þ¤à¥Ç¥£¥ì¥¯¥È¥ê¡£ ¤³¤ì¤é¤Î¥Õ¥¡¥¤¥ë¤Ï ASCII ¤Çɽ¸½¤µ¤ì¤Æ¤¤¤ë¤Î¤Ç cat ¤ÇÆɤá¤ë¡£

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scsi

¥«¡¼¥Í¥ë¤¬ÃΤäƤ¤¤ë¤¹¤Ù¤Æ¤Î SCSI ¥Ç¥Ð¥¤¥¹¤Î¥ê¥¹¥È¡£ ¤³¤Î¥ê¥¹¥È¤Ïµ¯Æ°»þ¤Ë (¥³¥ó¥½¡¼¥ë¤Ç) ¸«¤é¤ì¤ë¤â¤Î¤È¤Û¤ÜƱ¤¸¤Ç¤¢¤ë¡£ scsi ¤Ï¸½ºß¤Î¤È¤³¤í add-single-device ¥³¥Þ¥ó¥É¤Î¤ß¤ò¥µ¥Ý¡¼¥È¤·¤Æ¤¤¤ë¡£ ¤³¤ì¤Ë¤è¤ê¥ë¡¼¥È(root)¤Ï´ûÃΤΥǥХ¤¥¹¥ê¥¹¥È¤Ø³èÀþÁÞÈ´ (hotplugged) ¥Ç¥Ð¥¤¥¹¤ò²Ã¤¨¤ë¤³¤È¤¬¤Ç¤­¤ë¡£

echo 'scsi add-single-device 1 0 5 0' > /proc/scsi/scsi

¤È¤¹¤ë¤È¥Û¥¹¥È¥¢¥À¥×¥¿ scsi1 ¤Ï SCSI ¥Á¥ã¥Í¥ë 0 ¤Ç ID 5 LUN 0 ¤Î¥Ç¥Ð¥¤¥¹¤òõ¤¹¡£ ¤â¤·¤³¤Î¥¢¥É¥ì¥¹¤Ë´ûÃΤΥǥХ¤¥¹¤¬¤¢¤ë¤«¡¢ ÉÔÀµ¤Ê¥¢¥É¥ì¥¹¤Ç¤¢¤Ã¤¿¤Ê¤é¤Ð¥¨¥é¡¼¤¬Ê֤롣

drivername

¤¤¤Þ¤Î¤È¤³¤í drivername ¤Ï NCR53c7xx, aha152x, aha1542, aha1740, aic7xxx, buslogic, eata_dma, eata_pio, fdomain, in2000, pas16, qlogic, scsi_debug, seagate, t128, u15-24f, ultrastore, wd7000 ¤Î¤É¤ì¤«¤Ç¤¢¤ë¡£ ¾¯¤Ê¤¯¤È¤â°ì¤Ä¤Î SCSI ¥Û¥¹¥È¥Ð¥¹¥¢¥À¥×¥¿ (HBA) ¤Ë ¥É¥é¥¤¥Ð¤¬³ä¤êÅö¤Æ¤é¤ì¤Æ¤¤¤ë¤È¡¢¤½¤Î¥É¥é¥¤¥Ð¤ËÂбþ¤·¤¿¥Ç¥£¥ì¥¯¥È¥ê¤¬¸½¤ì¤ë¡£ ¤½¤ì¤¾¤ì¤Î¥Ç¥£¥ì¥¯¥È¥ê¤Ë¤Ï¡¢ ÅÐÏ¿¤µ¤ì¤¿¥Û¥¹¥È¥¢¥À¥×¥¿¤ËÂбþ¤·¤Æ¥Õ¥¡¥¤¥ë¤¬ºî¤é¤ì¤ë¡£ ¤³¤Î¥Õ¥¡¥¤¥ë¤Î̾Á°¤Ï¡¢¥·¥¹¥Æ¥à¤Î½é´ü²½¤ÎºÝ¤Ë ¥Û¥¹¥È¥¢¥À¥×¥¿¤Ë³ä¤êÅö¤Æ¤é¤ì¤¿ÈÖ¹æ¤Ë¤Ê¤ë¡£

¤³¤ì¤é¤Î¥Õ¥¡¥¤¥ë¤òÆɤá¤Ð¥É¥é¥¤¥Ð¤È¥Û¥¹¥È¥¢¥À¥×¥¿¤ÎÀßÄê¤ä Åý·×¤Ê¤É¤ò¸«¤ë¤³¤È¤¬¤Ç¤­¤ë¡£

¤³¤ì¤é¤Î¥Õ¥¡¥¤¥ë¤Ø¤Î½ñ¤­¹þ¤ß¤Ï¥Û¥¹¥È¥¢¥À¥×¥¿¤´¤È¤Ë°Û¤Ê¤ëÆ°ºî¤ò°ú¤­µ¯¤¹¡£ ¤¿¤È¤¨¤Ð latency ¤È nolatency ¥³¥Þ¥ó¥É¤Ë¤è¤ê ¥ë¡¼¥È (root¡¢¥¹¡¼¥Ñ¡¼¥æ¡¼¥¶¡¼) ¤Ï eata_dma ¥É¥é¥¤¥Ð¤Î±£¤·Â¬Äꥳ¡¼¥É¤Î ¥ª¥ó/¥ª¥Õ¤òÀÚ¤êÂؤ¨¤ë¤³¤È¤¬¤Ç¤­¤ë¡£ ¤Þ¤¿ lockup ¤È unlock ¥³¥Þ¥ó¥É¤Ë¤è¤ê¥ë¡¼¥È¤Ï scsi_debug ¥É¥é¥¤¥Ð¤¬¥·¥ß¥å¥ì¡¼¥È¤¹¤ë¥Ð¥¹¥í¥Ã¥¯¥¢¥Ã¥× (bus lockup) ¤ò À©¸æ¤¹¤ë¤³¤È¤¬¤Ç¤­¤ë¡£

self

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stat

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cpu 3357 0 4313 1362393

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disk 615463 0 594 0

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disk_rio 378458 0 594 0

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disk_wio 237005 0 0 0

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disk_rblk 788452 0 1188 0

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disk_wblk 491740 0 0 0

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page 5741 1808

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intr 1462898

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intr 12861706 8363372 79281 0 0 91943 0 0 0 0 0 3845162 0 260206 1 221741 0

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ctxt 115315

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btime 769041601

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processes

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sys

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kernel

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(Æɤ߽Ф·ÀìÍѤÎ) ¥Õ¥¡¥¤¥ë file-nr ¤Ï¸½ºß¥ª¡¼¥×¥ó¤µ¤ì¤Æ¤¤¤ë¥Õ¥¡¥¤¥ë¤ÎÁí¿ô¤òÍ¿¤¨¤ë¡£

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echo 4096 > /proc/sys/kernel/file-max

ƱÍÍ¤Ë inode-nr ¤È inode-max ¤Ï (¥ª¡¼¥×¥ó¤µ¤ì¤¿) i ¥Î¡¼¥É¤Î¸½ºß¤ÎÁí¿ô¤ÈºÇÂç¿ô¤òÍ¿¤¨¤ë¡£

¥Õ¥¡¥¤¥ë ostype, osrelease, version ¤Ïʸ»úÎó /proc/version ¤Î³ÆÉôʬ¤òÍ¿¤¨¤ë¡£

¥Õ¥¡¥¤¥ë panic ¤Ï¥«¡¼¥Í¥ëÊÑ¿ô panic_timeout ¤Ø¤ÎÆɤ߽Ф·¤È½ñ¤­¹þ¤ß¤Î¥¢¥¯¥»¥¹¤òÍ¿¤¨¤ë¡£ ¤³¤ÎÃͤ¬Îí¤Ê¤é¤Ð¡¢¥Ñ¥Ë¥Ã¥¯»þ¤Ë¥«¡¼¥Í¥ë¤Ï (̵¸Â) ¥ë¡¼¥×¤ËÆþ¤ë¡£ ¤â¤·ÈóÎí¤Ê¤é¤Ð¤½¤ÎÉÿô¤À¤±ÂԤäƤ«¤é¼«Æ°Åª¤ËºÆµ¯Æ°¤¹¤ë¡£

¥Õ¥¡¥¤¥ë securelevel ¤Ï¤¤¤Þ¤Î¤È¤³¤í̵°ÕÌ£¤Ë»×¤¨¤ë - ¥ë¡¼¥È (root) ¸¢¸Â¤Ï¤¢¤Þ¤ê¤Ë¶¯ÎϤ¹¤®¤ë¡£

uptime

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version

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Linux version 1.0.9 (quinlan@phaze) #1 Sat May 14 01:51:54 EDT 1994

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