Linux Certif

Toute la documentation sur la certification Linux LPI

vmstat

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vmstat - ²¾ÁÛ¥á¥â¥ê¤ÎÅý·×¤òÊó¹ð¤¹¤ë

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vmstat [-a] [-n] [delay [ count]]
vmstat [-f] [-s] [-m]
vmstat [-S unit]
vmstat [-d]
vmstat [-p disk partition]
vmstat [-V]

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-m ¤Ï slabinfo ¤òɽ¼¨¤¹¤ë¡£

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Procs

b: ³ä¤ê¹þ¤ßÉÔ²Äǽ¤Ê¥¹¥ê¡¼¥×¾õÂ֤ˤ¢¤ë¥×¥í¥»¥¹¿ô

Memory

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free: ¶õ¤­¥á¥â¥ê¤ÎÎÌ¡£

buff: ¥Ð¥Ã¥Õ¥¡¤ËÍѤ¤¤é¤ì¤Æ¤¤¤ë¥á¥â¥ê¤ÎÎÌ¡£

cache: ¥­¥ã¥Ã¥·¥å¤ËÍѤ¤¤é¤ì¤Æ¤¤¤ë¥á¥â¥ê¤ÎÎÌ¡£

inact: ¥¢¥¯¥Æ¥£¥Ö¤Ç¤Ê¤¤¥á¥â¥ê¤ÎÎÌ (-a ¥ª¥×¥·¥ç¥ó)¡£

active: ¥¢¥¯¥Æ¥£¥Ö¤Ê¥á¥â¥ê¤ÎÎÌ (-a ¥ª¥×¥·¥ç¥ó)¡£

Swap

si: ¥Ç¥£¥¹¥¯¤«¤é¥¹¥ï¥Ã¥×¥¤¥ó¤µ¤ì¤Æ¤¤¤ë¥á¥â¥ê¤ÎÎÌ (/s)¡£

so: ¥Ç¥£¥¹¥¯¤Ë¥¹¥ï¥Ã¥×¤·¤Æ¤¤¤ë¥á¥â¥ê¤ÎÎÌ (/s)¡£

IO

bi: ¥Ö¥í¥Ã¥¯¥Ç¥Ð¥¤¥¹¤«¤é¼õ¤±¼è¤Ã¤¿¥Ö¥í¥Ã¥¯ (blocks/s)¡£

bo: ¥Ö¥í¥Ã¥¯¥Ç¥Ð¥¤¥¹¤ËÁ÷¤é¤ì¤¿¥Ö¥í¥Ã¥¯ (blocks/s)¡£

System

in: °ìÉ䢤¿¤ê¤Î³ä¤ê¹þ¤ß²ó¿ô¡£¥¯¥í¥Ã¥¯³ä¤ê¹þ¤ß¤â´Þ¤à¡£

cs: °ìÉ䢤¿¤ê¤Î¥³¥ó¥Æ¥­¥¹¥È¥¹¥¤¥Ã¥Á¤Î²ó¿ô¡£



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us: ¥«¡¼¥Í¥ë¥³¡¼¥É°Ê³°¤Î¼Â¹Ô¤Ë»ÈÍѤ·¤¿»þ´Ö (¥æ¡¼¥¶¡¼»þ´Ö¡¢nice »þ´Ö¤ò´Þ¤à)¡£

sy: ¥«¡¼¥Í¥ë¥³¡¼¥É¤Î¼Â¹Ô¤Ë»ÈÍѤ·¤¿»þ´Ö (¥·¥¹¥Æ¥à»þ´Ö)¡£

id: ¥¢¥¤¥É¥ë»þ´Ö¡£Linux 2.5.41 °ÊÁ°¤Ç¤Ï¡¢IO ÂÔ¤Á»þ´Ö¤ò´Þ¤ó¤Ç¤¤¤ë¡£

wa: IO ÂÔ¤Á»þ´Ö¡£Linux 2.5.41 °ÊÁ°¤Ç¤Ï¡¢0 ¤Èɽ¼¨¤µ¤ì¤ë¡£

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Reads

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sectors: Æɤ߹þ¤ß¤ËÀ®¸ù¤·¤¿¥»¥¯¥¿¿ô

ms: Æɤ߹þ¤ß¤Ë»ÈÍѤ·¤¿»þ´Ö (¥ß¥êÉÃ)

Writes

total: À®¸ù¤·¤¿½ñ¤­½Ð¤·¤ÎÁí¿ô

merged: ¥°¥ë¡¼¥×²½¤µ¤ì¤¿ (·ë²Ì¤È¤·¤Æ 1 ¤Ä¤Î I/O ¤È¤Ê¤Ã¤¿) ½ñ¤­½Ð¤·¤Î¿ô

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ms: ½ñ¤­½Ð¤·¤Ë»ÈÍѤ·¤¿»þ´Ö (¥ß¥êÉÃ)

IO

cur: ¼Â¹ÔÃæ¤Î I/O

s: I/O ¤Ë»ÈÍѤ·¤¿»þ´Ö (ÉÃ)

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reads: ¤³¤Î¥Ñ¡¼¥Æ¥£¥·¥ç¥ó¤Ëȯ¹Ô¤µ¤ì¤¿Æɤ߹þ¤ß¤ÎÁí¿ô

read sectors: ¤³¤Î¥Ñ¡¼¥Æ¥£¥·¥ç¥ó¤«¤éÆɤ߹þ¤Þ¤ì¤¿Áí¥»¥¯¥¿¿ô

writes : ¤³¤Î¥Ñ¡¼¥Æ¥£¥·¥ç¥ó¤Ëȯ¹Ô¤µ¤ì¤¿½ñ¤­½Ð¤·¤ÎÁí¿ô

requested writes: ¤³¤Î¥Ñ¡¼¥Æ¥£¥·¥ç¥ó¤Ø¤Î½ñ¤­½Ð¤·Í×µá¤ÎÁí¿ô

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cache: ¥­¥ã¥Ã¥·¥å̾

num: ¸½ºß¥¢¥¯¥Æ¥£¥Ö¤Ê¥ª¥Ö¥¸¥§¥¯¥È¤Î¿ô

total: ÍøÍѲÄǽ¤Ê¥ª¥Ö¥¸¥§¥¯¥È¤ÎÁí¿ô

size: ³Æ¥ª¥Ö¥¸¥§¥¯¥È¤Î¥µ¥¤¥º

pages: ¾¯¤Ê¤¯¤È¤â 1 ¤Ä¤Î¥¢¥¯¥Æ¥£¥Ö¤Ê¥ª¥Ö¥¸¥§¥¯¥È¤¬¤¢¤ë¥Ú¡¼¥¸¤Î¿ô

totpages: ³ÎÊÝ (allocate) ¤µ¤ì¤¿Áí¥Ú¡¼¥¸¿ô

pslab: slab Åö¤ê¤Î¥Ú¡¼¥¸¿ô

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/proc/meminfo

/proc/stat

/proc/*/stat

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iostat(1),



sar(1),



mpstat(1),



ps(1),



top(1),



free(1)

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Henry Ware <al172@yfn.ysu.edu> ¤È

Fabian Frederick <ffrederick@users.sourceforge.net>

(diskstat, slab, partitions...) ¤Ë¤è¤Ã¤Æ½ñ¤«¤ì¤¿¡£