Yintoni i-cache yokulahla kwi-Linux?

Isizathu sokulahla i-cache efana nale yeyokulinganisa ukusebenza kwedisk, kwaye sesona sizathu sikhoyo. Xa usebenzisa i-I/O-intensive benchmark, ufuna ukuqiniseka ukuba iisetingi ezahlukeneyo ozizamayo zonke ngokwenene zenza idisk I/O, ngoko ke iLinux ikuvumela ukuba ulahle iicache kunokuba uqalise ngokutsha ngokupheleleyo.

Yintoni ukulahla i-cache?

I-Cache kwimemori yeLinux yi apho iKernel igcina khona ulwazi enokuthi ilufune kamva, njengoko inkumbulo ingakholeleki ngokukhawuleza kunediski. … Isixokelelwano esisebenzayo se-Linux sisebenza kakuhle kakhulu ekulawuleni inkumbulo yekhompyuter yakho, kwaye iza kukhulula ngokuzenzekelayo i-RAM kwaye ilahle indawo efihlakeleyo ukuba usetyenziso oluthile lufuna inkumbulo.

Yintoni i-cache yokulahla kwi-Linux kwaye uyisusa njani?

Yonke i-Linux System ineenketho ezintathu zokucima i-cache ngaphandle kokuphazamisa nayiphi na inkqubo okanye iinkonzo.

1. Coca iPageCache kuphela. # ungqamaniso; phinda 1 > /proc/sys/vm/drop_caches.
2. Sula amazinyo kunye nee-inodes. # ungqamaniso; echo 2 > /proc/sys/vm/drop_caches.
3. Cima i-pagecache, ii-dentries, kunye ne-inodes. …
4. Ungqamaniso luzakugungxula isithintelo senkqubo yefayile.

Ngaba ndicoce i-cache kwiLinux?

Xa iifayile kunye nenkqubo eziluncedo zisetyenziswa yinkqubo yeLinux, zigcinwa okwethutyana imemori yokufikelela ngokungacwangciswanga (RAM), nto leyo eyenza ukuba zifikeleleke ngokukhawuleza. Yinto entle le, kuba ulwazi olufumaneka rhoqo lunokukhunjulwa ngokukhawuleza, nto leyo eyenza ukuba inkqubo yakho isebenze ngokukhawuleza.

Yintoni i-cache kwiLinux?

Ukubeka nje, i-cache indawo ekhusela imemori efikelelayo kwaye inokuba nekopi yedatha oyicelayo. Ngokuqhelekileyo umntu ucinga ngee-cache (kunokuba ngaphezu kwesinye) njengoko zipakishwe; i-CPU iphezulu, ilandelwa ngamaleko e-cache enye okanye ngaphezulu kunye nememori ephambili.

Ndiyibona njani imemori egciniweyo kwiLinux?

Indlela yokujonga ukusetyenziswa kweMemori kwiLinux, iMiyalelo emi-5 elula

1. ikati Umyalelo wokuBonisa ulwazi lweMemori yeLinux.
2. Umyalelo wasimahla wokuBonisa isixa soMzimba kunye noTshintsho kwiMemori.
3. vmstat Umyalelo wokunika ingxelo ngeNkcazo yeNkcazo yeMbali.
4. Umyalelo ophezulu wokujonga ukusetyenziswa kweMemori.
5. htop Umyalelo wokufumana uMlayisho weMemori weNkqubo nganye.

Uyicoca njani i-cache yakho?

Kwi-Chrome

1. Kwikhompyuter yakho, vula i-Chrome.
2. Ekunene phezulu, cofa ngaphezulu.
3. Cofa Ezinye izixhobo. Coca idatha yokukhangela.
4. Phezulu, khetha uluhlu lwexesha. Ukucima yonke into, cofa ngalo lonke ixesha.
5. Ecaleni kokuthi "Iikuki kunye nenye idatha yesayithi" kunye "nemifanekiso egciniweyo kunye neefayile," khangela iibhokisi.
6. Cofa Cima idatha.

Ndiyicoca njani indawo yedisk kwiLinux?

Ikhulula isithuba sedisk kumncedisi wakho we Linux

1. Yiya kwingcambu yomatshini wakho ngokuqhuba i-cd /
2. Sebenzisa sudo du -h –max-depth=1.
3. Qaphela ukuba ngabaphi abalawuli abasebenzisa indawo eninzi kwidisk.
4. cd kwelinye labalawuli abakhulu.
5. Qhuba ls -l ukubona ukuba zeziphi iifayile ezisebenzisa indawo eninzi. Cima nayiphi na ongayifuniyo.
6. Phinda amanyathelo 2 ukuya ku-5.

Ndiyicoca njani i-cache yediski kwiLinux?

Uyicoca njani iCache yeMemori usebenzisa /proc/sys/vm/drop_caches

1. Ukuze ucime iCache yePhepha sebenzisa kuphela: # sync; echo 1 > /proc/sys/vm/drop_caches.
2. Ukuze ucime ii-dentries (Ekwabizwa ngokuba yiCache ye-Directory) kunye ne-inodes ziqhuba: # sync; echo 2 > /proc/sys/vm/drop_caches.
3. Ukuze ucime i-PageCache, ii-dentries kunye ne-inodes ziqhuba:

Ndiyicoca njani itemp kunye necache kwiLinux?

Coca inkunkuma kunye neefayile zexeshana

1. Vula isishwankathelo seMisebenzi kwaye uqalise ukuchwetheza uBucala.
2. Cofa kwiMbali yeFayile kunye neNkunkuma ukuze uvule indawo yolawulo.
3. Tshintshela kwenye okanye zombini ngokuzenzekela Cima iNkunkuma Umxholo okanye Cima ngokuzenzekelayo IiFayile zoThutyana.

Ndizicoca njani iifayile zetemp kwiLinux?

Uzicima njani iizalathisi zexeshana

1. Yiba ngumsebenzisi ophezulu.
2. Guqula kwi/var/tmp directory. # cd /var/tmp. …
3. Cima iifayile kunye noovimba beefayili kulawulo lwangoku. # rm -r *
4. Tshintshela kwabanye oovimba bolawulo abaqulathe uvimba weefayili ongeyomfuneko wethutyana okanye ophelelwe lixesha, kwaye uwacime ngokuphinda iNyathelo lesi-3 ngasentla.

Yintoni i-sudo apt-get clean?

Sudo apt-fumana ucoceko icoca indawo yokugcina yeefayile ezifunyenweyo.Isusa yonke into kodwa ifayile yokutshixa ukusuka /var/cache/apt/archives/ kunye /var/cache/apt/archives/partial/. Enye into enokwenzeka yokubona ukuba kwenzeka ntoni xa sisebenzisa umyalelo sudo apt-get clean kukulinganisa ukuphunyezwa ngo -s -option.

Ndiyicima njani iYum cache kwiLinux?

Uyicoca njani i-yum cache:

1. yum iiphakheji ezicocekileyo. Ukucoca ulwazi lwepakethe endala ngokupheleleyo, yenza lo myalelo ulandelayo:
2. yum izihloko ezicocekileyo. Ukucoca nayiphi na i-xml yemetadata egciniweyo nakweyiphi na indawo yokugcina, yenza oku kulandelayo.
3. yum ecocekileyo imetadata. …
4. yum zicoce zonke.

Isebenza njani i-cache yeLinux?

Ngaphantsi kweLinux, iCache yePhepha ikhawulezisa ufikelelo oluninzi kwiifayile kugcino olungaguquguqukiyo. Oku kwenzeka ngenxa yokuba, xa iqala ukufunda ukusuka okanye ukubhala kwimidiya yedatha efana ne-hard drives, i-Linux ikwagcina idatha kwiindawo ezingasetyenziswanga zememori, ezisebenza njenge-cache.