Documentation
Table of Contents
2 §±§Ñ§â§Ñ§Þ§Ö§ä§â§í vm.memory.size
§°§Ò§Ù§à§â
§£ §ï§ä§à§Þ §â§Ñ§Ù§Õ§Ö§Ý§Ö §á§â§Ö§Õ§ã§ä§Ñ§Ó§Ý§Ö§ß§Ñ §Ò§à§Ý§Ö§Ö §á§à§Õ§â§à§Ò§ß§Ñ§ñ §Ú§ß§æ§à§â§Þ§Ñ§è§Ú§ñ, §Ñ §ä§Ñ§Ü§Ø§Ö §ã§á§Ö§è§Ú§æ§Ú§é§ß§Ñ§ñ §Ú§ß§æ§à§â§Þ§Ñ§è§Ú§ñ §á§à §â§Ñ§Ù§ß§í§Þ §á§Ý§Ñ§ä§æ§à§â§Þ§Ñ§Þ, §á§à §á§Ñ§â§Ñ§Þ§Ö§ä§â§Ñ§Þ ±¹³¾.³¾±ð³¾´Ç°ù²â.²õ¾±³ú±ð°Ú&±ô³Ù;§â§Ö§Ø§Ú§Þ&²µ³Ù;±Õ §ï§Ý§Ö§Þ§Ö§ß§ä§Ñ §Õ§Ñ§ß§ß§í§ç §Ñ§Ô§Ö§ß§ä§Ñ.
§±§Ñ§â§Ñ§Þ§Ö§ä§â§í
§£ §ï§ä§à§Þ §ï§Ý§Ö§Þ§Ö§ß§ä§Ö §Õ§Ñ§ß§ß§í§ç §Õ§à§ã§ä§å§á§ß§í §ã§Ý§Ö§Õ§å§ð§ë§Ú§Ö §á§Ñ§â§Ñ§Þ§Ö§ä§â§í:
- active - §á§Ñ§Þ§ñ§ä§î, §Ú§ã§á§à§Ý§î§Ù§å§Ö§Þ§Ñ§ñ §Ó §Õ§Ñ§ß§ß§í§Û §Þ§à§Þ§Ö§ß§ä §Ú§Ý§Ú §Ò§í§Ý§Ñ §ã§à§Ó§ã§Ö§Þ §ß§Ö§Õ§Ñ§Ó§ß§à §Ó §Ú§ã§á§à§Ý§î§Ù§à§Ó§Ñ§ß§Ú§Ú, §Ú §á§à§ï§ä§à§Þ§å §Ö§ë§× §ß§Ñ§ç§à§Õ§Ú§ä§ã§ñ §Ó RAM.
- anon - §á§Ñ§Þ§ñ§ä§î, §ß§Ö §ã§Ó§ñ§Ù§Ñ§ß§ß§Ñ§ñ §ã §æ§Ñ§Û§Ý§Ñ§Þ§Ú (§á§à§Ó§ä§à§â§ß§à§Ö §é§ä§Ö§ß§Ú§Ö §Ú§Ù §ß§Ú§ç §ß§Ö§Ó§à§Ù§Þ§à§Ø§ß§à).
- available - §Õ§à§ã§ä§å§á§ß§Ñ§ñ §á§Ñ§Þ§ñ§ä§î, §Ó§í§é§Ú§ã§Ý§ñ§Ö§ä§ã§ñ §Ó §Ù§Ñ§Ó§Ú§ã§Ú§Þ§à§ã§ä§Ú §à§ä §á§Ý§Ñ§ä§æ§à§â§Þ§í (§ã§Þ§à§ä§â§Ú§ä§Ö §ä§Ñ§Ò§Ý§Ú§è§å §ß§Ú§Ø§Ö).
- buffers - §Ü§ï§ê §Õ§Ý§ñ §ä§Ñ§Ü§Ú§ç §Ó§Ö§ë§Ö§Û, §Ü§Ñ§Ü §Þ§Ö§ä§Ñ§Õ§Ñ§ß§ß§í§Ö §æ§Ñ§Û§Ý§à§Ó§à§Û §ã§Ú§ã§ä§Ö§Þ§í.
- cached - §Ü§ï§ê §Õ§Ý§ñ §â§Ñ§Ù§Ý§Ú§é§ß§í§ç §Ó§Ö§ë§Ö§Û.
- exec - §Ú§ã§á§à§Ý§ß§ñ§Ö§Þ§í§Û §Ü§à§Õ, §Ó §à§ã§ß§à§Ó§ß§à§Þ §Ú§Ù (§á§â§à§Ô§â§Ñ§Þ§Þ) §æ§Ñ§Û§Ý§à§Ó.
- file - §Ü§ï§ê §ã§à§Õ§Ö§â§Ø§Ú§Þ§à§Ô§à §ß§Ñ§Ú§Ò§à§Ý§Ö§Ö §é§Ñ§ã§ä§à §Ú§ã§á§à§Ý§î§Ù§å§Ö§Þ§í§ç §æ§Ñ§Û§Ý§à§Ó.
- free - §á§Ñ§Þ§ñ§ä§î, §Ü§à§ä§à§â§Ñ§ñ §Õ§à§ã§ä§å§á§ß§Ñ §Ò§Ö§Ù §Ü§Ñ§Ü§Ú§ç-§Ý§Ú§Ò§à §á§â§à§Ò§Ý§Ö§Þ §Ý§ð§Ò§à§Þ§å §à§Ò§ì§Ö§Ü§ä§å, §Ù§Ñ§á§â§Ñ§ê§Ú§Ó§Ñ§ð§ë§Ö§Þ§å §á§Ñ§Þ§ñ§ä§î.
- inactive - §á§Ñ§Þ§ñ§ä§î, §á§à§Þ§Ö§é§Ö§ß§ß§Ñ§ñ, §Ü§Ñ§Ü §ß§Ö§Ú§ã§á§à§Ý§î§Ù§å§Ö§Þ§Ñ§ñ.
- pavailable - inactive + cached + free §á§Ñ§Þ§ñ§ä§î §á§à §à§ä§ß§à§ê§Ö§ß§Ú§ð §Ü 'total'.
- pinned - §ä§à §Ø§Ö, §é§ä§à §Ú 'wired'.
- pused - active + wired §á§Ñ§Þ§ñ§ä§î §á§à §à§ä§ß§à§ê§Ö§ß§Ú§ð §Ü 'total'.
- shared - §á§Ñ§Þ§ñ§ä§î, §Ü§à§ä§à§â§Ñ§ñ §Þ§à§Ø§Ö§ä §Ò§í§ä§î §Õ§à§ã§ä§å§á§ß§Ñ §ã§â§Ñ§Ù§å §ß§Ö§ã§Ü§à§Ý§î§Ü§Ú§Þ §á§â§à§è§Ö§ã§ã§Ñ§Þ.
- total - §à§Ò§ë§Ú§Û §à§Ò§ì§Ö§Þ §Õ§à§ã§ä§å§á§ß§à§Û §æ§Ú§Ù§Ú§é§Ö§ã§Ü§à§Û §á§Ñ§Þ§ñ§ä§Ú.
- slab - §à§Ò§ë§Ú§Û §à§Ò§ì§Ö§Þ §á§Ñ§Þ§ñ§ä§Ú, §Ü§à§ä§à§â§Ñ§ñ §Ú§ã§á§à§Ý§î§Ù§å§Ö§ä§ã§ñ §ñ§Õ§â§à§Þ §Õ§Ý§ñ §Ü§ï§ê§Ú§â§à§Ó§Ñ§ß§Ú§ñ §ã§ä§â§å§Ü§ä§å§â §Õ§Ñ§ß§ß§í§ç §Õ§Ý§ñ §ã§à§Ò§ã§ä§Ó§Ö§ß§ß§à§Ô§à §Ú§ã§á§à§Ý§î§Ù§à§Ó§Ñ§ß§Ú§ñ
- used - §Ú§ã§á§à§Ý§î§Ù§å§Ö§Þ§Ñ§ñ §á§Ñ§Þ§ñ§ä§î, §Ó§í§é§Ú§ã§Ý§ñ§Ö§ä§ã§ñ §Ó §Ù§Ñ§Ó§Ú§ã§Ú§Þ§à§ã§ä§Ú §à§ä §á§Ý§Ñ§ä§æ§à§â§Þ§í (§ã§Þ§à§ä§â§Ú §ä§Ñ§Ò§Ý§Ú§è§å §ß§Ú§Ø§Ö).
- wired - §á§Ñ§Þ§ñ§ä§î, §á§à§Þ§Ö§é§Ö§ß§ß§Ñ§ñ §Ó§ã§Ö§Ô§Õ§Ñ §à§ã§ä§Ñ§Ó§Ñ§ä§î§ã§ñ §Ó RAM. §°§ß§Ñ §ß§Ö §Þ§à§Ø§Ö§ä §Ò§í§ä§î §á§Ö§â§Ö§Þ§Ö§ë§Ö§ß§Ñ §ß§Ñ §Õ§Ú§ã§Ü.
§¯§Ö§Ü§à§ä§à§â§í§Ö §Ú§Ù §ï§ä§Ú§ç §á§Ñ§â§Ñ§Þ§Ö§ä§â§à§Ó §å§ß§Ú§Ü§Ñ§Ý§î§ß§í §á§à §ß§Ö§Ü§à§ä§à§â§í§Þ §á§Ý§Ñ§ä§æ§à§â§Þ§Ñ§Þ §Ú §Þ§à§Ô§å§ä §Ò§í§ä§î §ß§Ö§Õ§à§ã§ä§å§á§ß§í §ß§Ñ §Ó§Ñ§ê§Ö§Û §á§Ý§Ñ§ä§æ§à§â§Þ§Ö. §±§à§Ø§Ñ§Ý§å§Û§ã§ä§Ñ, §à§Ò§â§Ñ§ä§Ú§ä§Ö§ã§î §Ó §ï§ä§à§Û §ã§ä§â§Ñ§ß§Ú§è§Ö §Õ§Ý§ñ §á§à§Ý§å§é§Ö§ß§Ú§ñ §Ò§à§Ý§Ö§Ö §á§à§Õ§â§à§Ò§ß§í§ç §ã§Ó§Ö§Õ§Ö§ß§Ú§Û.
§£§í§é§Ú§ã§Ý§Ö§ß§Ú§ñ available §Ú used §Ó §Ù§Ñ§Ó§Ú§ã§Ú§Þ§à§ã§ä§Ú §à§ä §á§Ý§Ñ§ä§æ§à§â§Þ§í:
| §±§Ý§Ñ§ä§æ§à§â§Þ§Ñ | "available" | "used" |
|---|---|---|
| AIX | free + cached | §â§Ö§Ñ§Ý§î§ß§à§Ö §Ú§ã§á§à§Ý§î§Ù§à§Ó§Ñ§ß§Ú§Ö §á§Ñ§Þ§ñ§ä§Ú |
| FreeBSD | inactive + cached + free | active + wired + cached |
| HP UX | free | total - free |
| Linux<3.14 | free + buffers + cached | total - free |
| Linux 3.14+ | /proc/meminfo, "MemAvailable" (§Ó§Ü§Ý§ð§é§Ñ§ñ "Cached") | total - free |
| NetBSD | inactive + execpages + file + free | total - free |
| OpenBSD | inactive + free + cached | active + wired |
| OSX | inactive + free | active + wired |
| Solaris | free | total - free |
| Win32 | free | total - free |
§³§å§Þ§Þ§Ñ vm.memory.size[used] §Ú vm.memory.size[available] §ß§Ö §à§Ò§ñ§Ù§Ñ§ä§Ö§Ý§î§ß§à §â§Ñ§Ó§ß§Ñ §à§Ò§ë§Ö§Þ§å §Ü§à§Ý§Ú§é§Ö§ã§ä§Ó§å §á§Ñ§Þ§ñ§ä§Ú. §¯§Ñ§á§â§Ú§Þ§Ö§â, §Ó FreeBSD:
* §¡§Ü§ä§Ú§Ó§ß§Ñ§ñ, §ß§Ö§Ñ§Ü§ä§Ú§Ó§ß§Ñ§ñ, wired, §Ü§ï§ê§Ú§â§å§Ö§Þ§Ñ§ñ §á§Ñ§Þ§ñ§ä§Ú §ã§é§Ú§ä§Ñ§ð§ä§ã§ñ §Ú§ã§á§à§Ý§î§Ù§à§Ó§Ñ§ß§ß§í§Þ§Ú, §ä§Ñ§Ü §Ü§Ñ§Ü §ã§à§Õ§Ö§â§Ø§Ñ§ä §ß§Ö§Ü§à§ä§à§â§å§ð §á§à§Ý§Ö§Ù§ß§å§ð §Ú§ß§æ§à§â§Þ§Ñ§è§Ú§ð.
* §£ §ä§à §Ø§Ö §Ó§â§Ö§Þ§ñ §ß§Ö§Ñ§Ü§ä§Ú§Ó§ß§Ñ§ñ, §Ü§ï§ê§Ú§â§å§Ö§Þ§Ñ§ñ, §ã§Ó§à§Ò§à§Õ§ß§Ñ§ñ §á§Ñ§Þ§ñ§ä§Ú §ã§é§Ú§ä§Ñ§ð§ä§ã§ñ §Õ§à§ã§ä§å§á§ß§í§Þ§Ú, §ä§Ñ§Ü §Ü§Ñ§Ü §ä§Ñ§Ü§Ñ§ñ §á§Ñ§Þ§ñ§ä§î §Þ§à§Ø§Ö§ä §Ò§í§ä§î §ß§Ö§Ù§Ñ§Þ§Ö§Õ§Ý§Ú§ä§Ö§Ý§î§ß§à §à§ã§Ó§à§Ò§à§Ø§Õ§Ö§ß§Ñ §á§â§à§è§Ö§ã§ã§å, §Ü§à§ä§à§â§í§Û §Ù§Ñ§á§â§à§ã§Ú§Ý §Ò§à§Ý§î§ê§Ö §á§Ñ§Þ§ñ§ä§Ú.
§´§Ñ§Ü §ß§Ö§Ñ§Ü§ä§Ú§Ó§ß§Ñ§ñ §á§Ñ§Þ§ñ§ä§î §á§à§Þ§Ö§é§Ñ§Ö§ä§ã§ñ §Ü§Ñ§Ü §Ù§Ñ§ß§ñ§ä§Ñ§ñ, §ä§Ñ§Ü §Ú §Ü§Ñ§Ü §ã§Ó§à§Ò§à§Õ§ß§Ñ§ñ, §à§Õ§ß§à§Ó§â§Ö§Þ§Ö§ß§ß§à. §£ §ã§Ó§ñ§Ù§Ú §ã §ï§ä§Ú§Þ, §ï§Ý§Ö§Þ§Ö§ß§ä §Õ§Ñ§ß§ß§í§ç vm.memory.size[used] §á§â§Ö§Õ§ß§Ñ§Ù§ß§Ñ§é§Ö§ß §Ú§ã§Ü§Ý§ð§é§Ú§ä§Ö§Ý§î§ß§à §Ó §Ú§ß§æ§à§â§Þ§Ñ§è§Ú§à§ß§ß§í§ç §è§Ö§Ý§ñ§ç, §ä§à§Ô§Õ§Ñ §Ü§Ñ§Ü §ï§Ý§Ö§Þ§Ö§ß§ä §Õ§Ñ§ß§ß§í§ç vm.memory.size[available] §á§â§Ö§Õ§ß§Ñ§Ù§ß§Ñ§é§Ö§ß §Õ§Ý§ñ §Ú§ã§á§à§Ý§î§Ù§à§Ó§Ñ§ß§Ú§ñ §Ó §ä§â§Ú§Ô§Ô§Ö§â§Ñ§ç.
§°§Ò§â§Ñ§ä§Ú§ä§Ö §Ó§ß§Ú§Þ§Ñ§ß§Ú§Ö §ß§Ñ §â§Ñ§Ù§Õ§Ö§Ý "§³§Þ§à§ä§â§Ú§ä§Ö §ä§Ñ§Ü§Ø§Ö" §Ó§ß§Ú§Ù§å §ã§ä§â§Ñ§ß§Ú§è§í §Õ§Ý§ñ §á§à§Ý§å§é§Ö§ß§Ú§ñ §Ò§à§Ý§Ö§Ö §Õ§Ö§ä§Ñ§Ý§î§ß§à§Û §Ú§ß§æ§à§â§Þ§Ñ§è§Ú§Ú §à §Ó§í§é§Ú§ã§Ý§Ö§ß§Ú§Ú §á§Ñ§Þ§ñ§ä§Ú §ß§Ñ §â§Ñ§Ù§ß§í§ç §°§³.
§©§Ñ§Þ§Ö§ä§Ü§Ú §Ù§Ñ§Ó§Ú§ã§Ú§Þ§à§ã§ä§Ú §à§ä §á§Ý§Ñ§ä§æ§à§â§Þ§í
- §ß§Ñ Linux shared §â§Ñ§Ò§à§ä§Ñ§Ö§ä §ä§à§Ý§î§Ü§à §ã kernel 2.4