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linux 清内存

时间:2016-07-23 00:43:10      阅读:298      评论:0      收藏:0      [点我收藏+]

 

[root@ok Desktop]# cat /proc/sys/vm/drop_caches 
0
[root@ok Desktop]# file /proc/sys/vm/drop_caches 
/proc/sys/vm/drop_caches: empty
[root@ok Desktop]# echo 1 >/proc/sys/vm/drop_caches 
[root@ok Desktop]# free -h
             total       used       free     shared    buffers     cached
Mem:           11G       966M        10G        53M       392K       161M
-/+ buffers/cache:       804M        10G 
Swap:         3.6G         0B       3.6G 

 查看内存条个数:

[root@ok Desktop]# dmidecode | grep -A16 "Memory Device$"
Memory Device
	Array Handle: 0x0005
	Error Information Handle: Not Provided
	Total Width: 64 bits
	Data Width: 64 bits
	Size: 8192 MB
	Form Factor: SODIMM
	Set: None
	Locator: ChannelA-DIMM0
	Bank Locator: BANK 0
	Type: DDR3
	Type Detail: Synchronous
	Speed: 1600 MHz
	Manufacturer: Kingston
	Serial Number: 7633D911
	Asset Tag: None
	Part Number: KHX1600C9S3L/8G   
--
Memory Device
	Array Handle: 0x0005
	Error Information Handle: Not Provided
	Total Width: 64 bits
	Data Width: 64 bits
	Size: 4096 MB
	Form Factor: SODIMM
	Set: None
	Locator: ChannelB-DIMM0
	Bank Locator: BANK 2
	Type: DDR3
	Type Detail: Synchronous
	Speed: 1600 MHz
	Manufacturer: Samsung
	Serial Number: 20A9C496
	Asset Tag: None
	Part Number: M471B5173DB0-YK0  

 

linux 清内存

原文:http://www.cnblogs.com/bass6/p/5697587.html

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