Dokoki 8 masu fa'ida don Kula da Amfani da Swap Space a Linux


Gudanar da ƙwaƙwalwar ajiya wani muhimmin al'amari ne na kowane Mai Gudanar da Tsari don inganta aikin tsarin Linux. Koyaushe kyakkyawan aiki ne don saka idanu kan amfani da sararin samaniya a cikin Linux don tabbatar da cewa tsarin ku yana aiki dangane da buƙatun ƙwaƙwalwar ajiya.

Don haka a cikin wannan labarin za mu dubi hanyoyin da za a saka idanu akan amfani da sararin samaniya a cikin tsarin Linux.

Swap sarari taƙaitaccen adadin ƙwaƙwalwar ajiyar jiki wanda aka keɓance don amfani da tsarin aiki lokacin da akwai ƙwaƙwalwar ajiyar da aka yi amfani da shi gabaɗaya. Gudanar da ƙwaƙwalwar ajiya ne wanda ya ƙunshi musanya sassan ƙwaƙwalwar ajiya zuwa kuma daga ma'ajin jiki.

A mafi yawan rabawa na Linux, ana ba da shawarar cewa ka saita sarari musanyawa lokacin shigar da tsarin aiki. Adadin sararin musanyar da za ku iya saita don tsarin Linux ɗinku na iya dogara da tsarin gine-gine da sigar kernel.

Ta yaya zan bincika amfani da Swap sarari a cikin Linux?

Za mu dubi umarni da kayan aiki daban-daban waɗanda za su iya taimaka muku wajen saka idanu kan yadda ake amfani da sararin samaniya a cikin tsarin Linux ɗinku kamar haka:

Wannan umarnin yana taimaka muku don tantance na'urorin da za a yi rubutu da musanyawa kuma za mu kalli wasu mahimman zaɓuɓɓuka.

Don duba duk na'urorin da aka yiwa alama azaman musaya a cikin fayil ɗin /etc/fstab zaka iya amfani da zaɓin --duk. Ko da yake an tsallake na'urorin da ke aiki a matsayin musanyawa.

# swapon --all

Idan kana son duba takaitacciyar amfani da sararin samaniya ta na'ura, yi amfani da zaɓin -- summary kamar haka.

# swapon --summary

Filename				Type		Size	Used	Priority
/dev/sda10                              partition	8282108	0	-1

Yi amfani da zaɓin --help don duba bayanin taimako ko buɗe shafin yanar gizon don ƙarin zaɓuɓɓukan amfani.

Tsarin fayil ɗin /proc tsarin fayil ne na musamman na musamman a cikin Linux. Hakanan ana kiranta azaman tsarin bayanan tsari na jabun fayil ɗin fayil.

A zahiri baya ƙunshe da fayiloli na 'ainihin' amma bayanan tsarin lokaci, misali ƙwaƙwalwar tsarin, na'urorin da aka ɗora, daidaitawar hardware da ƙari mai yawa. Don haka kuna iya komawa zuwa gare shi azaman tushen sarrafawa da tushen bayanai don kwaya.

Don ƙarin fahimta game da wannan tsarin fayil karanta labarinmu: Fahimtar/Proc Tsarin Fayil a Linux.

Don bincika bayanan amfani da musanyawa, zaku iya duba fayil ɗin /proc/swaps ta amfani da kayan aikin cat.

# cat /proc/swaps

Filename				Type		Size	Used	Priority
/dev/sda10                              partition	8282108	0	-1

Ana amfani da umarnin kyauta don nuna adadin ƙwaƙwalwar ajiyar kyauta da amfani. Yin amfani da umarnin kyauta tare da zaɓi -h, wanda ke nuna fitarwa a cikin tsarin ɗan adam wanda za'a iya karantawa.

# free -h

             total       used       free     shared    buffers     cached
Mem:          7.7G       4.7G       3.0G       408M       182M       1.8G
-/+ buffers/cache:       2.7G       5.0G
Swap:         7.9G         0B       7.9G

Daga fitowar da ke sama, zaku iya ganin cewa layin ƙarshe yana ba da bayanai game da tsarin musanya sararin samaniya. Don ƙarin amfani da misalan umarni kyauta ana iya samun su a: 10 Umurnin kyauta don Duba Amfanin Ƙwaƙwalwar ajiya a Linux.

Babban umarni yana nuna ayyukan sarrafawa na tsarin Linux ɗin ku, ayyukan da kernel ke gudanarwa a cikin ainihin lokaci. Don fahimtar yadda babban umarni ke aiki, karanta wannan labarin: Manyan Dokokin 12 don Duba Ayyukan Tsarin Linux

Don duba amfani da swap sarari tare da taimakon umarnin 'saman' gudanar da umarni mai zuwa.

# top

Umurnin atop shine tsarin sa ido wanda ke ba da rahoto game da ayyukan matakai daban-daban. Amma mahimmanci kuma yana nuna bayanai game da sararin ƙwaƙwalwar ajiya kyauta da amfani.

# atop

Don ƙarin sani game da yadda ake girka da amfani da umarnin atop a cikin Linux, karanta wannan labarin: Saka idanu Ayyukan Shigar Tsarin Tsarin Linux

Ana amfani da umarnin hotp don duba matakai a cikin yanayin ma'amala sannan kuma yana nuna bayanai game da amfanin ƙwaƙwalwar ajiya.

# htop

Don ƙarin bayani game da shigarwa da amfani game da umarnin htop, karanta wannan labarin: Htop - Interactive Linux Process Monitoring

Wannan kayan aikin sa ido ne na tsarin giciye wanda ke nuna bayanai game da tafiyar matakai, nauyin cpu, amfani da sararin ajiya, amfani da ƙwaƙwalwar ajiya, amfani da musanyawa sararin samaniya da ƙari mai yawa.

# glances

Don ƙarin bayani game da shigarwa da amfani game da umarnin kallo, karanta wannan labarin: Glances - Kayan aikin Kulawa na Tsarin Linux na Gaskiya na Gaskiya

Ana amfani da wannan umarnin don nuna bayanai game da ƙididdigan ƙwaƙwalwar ajiya na kama-da-wane. Don shigar da vmstat akan tsarin Linux ɗinku, zaku iya karanta labarin da ke ƙasa kuma ku ga ƙarin misalan amfani:

Kula da Ayyukan Linux tare da Vmstat

# vmstat

Kuna buƙatar yin la'akari da waɗannan abubuwan a cikin filin musanyawa daga fitowar wannan umarni.

  1. si: Adadin ƙwaƙwalwar ajiya da aka musanya daga faifai (s).
  2. so: Adadin ƙwaƙwalwar da aka musanya zuwa faifai (s).

Takaitawa

Waɗannan hanyoyi ne masu sauƙi wanda mutum zai iya amfani da shi kuma ya bi don saka idanu akan amfani da sararin samaniya da fatan wannan labarin ya taimaka. Idan kuna buƙatar taimako ko kuna son ƙara kowane bayani da ya shafi sarrafa ƙwaƙwalwar ajiya a cikin tsarin Linux, da fatan za a buga sharhi. Ci gaba da haɗi zuwa Tecment.