Usebenzisa ifayili njengememori eguqulayo (SWAP)

Author: UMaikel Llamaret Heredia Kuthunyelwe esizeni se- ISITOLO.

Kudala, I-GNU / Linux, kukhawulelwe ekusebenziseni ukwahlukaniswa kwememori okushintshana okukodwa okungafika ku- 128 MB, into egxekwe kakhulu ngabadicileli bengqikithi yeLinus Torvalds.

Ngenhlanhla, namuhla awukho umkhawulo onjalo, futhi kungenzeka ukusebenzisa inkumbulo eshintshanayo njengoba kudingeka ukuze wanelise izidingo zanoma yiluphi uhlelo.

Kwesinye isikhathi, ngemuva kokufaka uhlelo lwethu sizithola sinesidingo sokwandisa inkumbulo I-SWAP ebesikulungiselele ngesikhathi sokufakwa, into engenziwa ngendlela elula ngokwandisa usayizi wokwahlukanisa okhethelwe lezi zinhloso. Kepha ... Yini okufanele uyenze uma ungafuni ukuthinta itafula lokuhlukanisa?

Yini i-SWAP futhi isebenza kanjani?

Isikhala sememori esishintshanayo noma Shintsha, yilokho okwaziwa njengememori ebonakalayo. Umehluko phakathi kwememori yangempela neyobonakalayo ukuthi imemori ebonakalayo isebenzisa isikhala sediski elinzima esikhundleni semodyuli yememori.

Lapho inkumbulo yangempela iphelile, uhlelo lukopisha ingxenye yokuqukethwe kwalo ngqo kulesi sikhala sememori esishintshanayo ukuze kwenziwe eminye imisebenzi.

Sebenzisa i-SWAP kunenzuzo yokunikeza imemori eyengeziwe edingekayo lapho imemori yangempela iphelile futhi inqubo idinga ukwenziwa. Okubi ukuthi ngenxa yokusebenzisa isikhala kwi-hard disk, ukusetshenziswa kwe-hard disk kuhamba kancane.

Sebenzisa ifayela njengememori eguqulayo.

Le ndlela ayidingi ukwenza ushintsho etafuleni lokuhlukanisa idiski. Ilungele abasebenzisi abangenalwazi, kulabo abafuna ukugwema ukuzibeka engcupheni lapho beguqula itafula lokwahlukanisa lediski labo, noma labo abadinga imemori yokushintshana ngezikhathi ezithile, noma ngendlela ethile.

Uma ucabanga ukuthi ifayili lokushintshana lingabekwa kunoma iyiphi inkomba eku-hard disk, umyalo uyenziwa dd, kucacisa ukuthi kuzobhalwa oziro (uma = / dev / zero) ukudala ifayili / swap (of = / swap), emabhuloki ama-1024 byte (bs = 1024) kuze kube kuqedelwa inani elithile ngamabhayithi (count = [ubuningi obuphindwe ngenani lama-bs)). Isibonelo esilandelayo senza lokhu okungenhla kuze kuqedwe ama-byte angama-524288000 (ahlukaniswe ngu-1024 alingana no-512MB):

Ukwakha ifayela esizolisebenzisa njenge-SWAP, sizovula ikhonsoli bese sithayipha okulandelayo (njengezimpande):

dd if=/dev/zero of=/swap bs=1024 count=512000

Isinyathelo esingenhla singathatha imizuzwana embalwa, sicela ubekezele. Ngemuva kwalokho, ukufometha imemori eshintshiwe eyenziwe ngefayela, sizokhipha umyalo mzobe, ngokulandelayo (njalo njengezimpande):

mkswap /swap

Uzobuyiselwa nomkhiqizo kukhonsoli ofana nalokhu okulandelayo:

Ukusetha i-swapspace version 1, size = 511996 KiB ayikho ilebula, UUID = fed2aba5-77c6-4780-9a78-4ae5e19c506b

Ukwenza kusebenze ukwahlukanisa, bese usisebenzisa ngokushesha ngohlelo lokusebenza, yenza umyalo iswishi. Esimweni sethu sizosebenza njengokuhlukanisa inkumbulo ifayili lokushintshana esilenzile futhi salifometha i-SWAP ezinyathelweni ezedlule:

swapon /swap

Ukuqinisekisa ukuthi ifayili elisha lokushintshanisa lisetshenziswa uhlelo lokusebenza, sizophinda sisebenzise umyalo khulula futhi sizobona ukuthi umthamo wefayela elisha ungeziwe kwimemori yokuqala ye-SWAP.

Ukuze leli fayela lisetshenziswe njengememori eguqulayo ngokuzenzekelayo ku-boot elandelayo yesistimu, sizohlela  / njll / fstab (usebenzisa i-nano, i-gedit, i-kate, i-kwrite, i-vim noma isihleli sombhalo osobala ozikhethele sona), ungeza umugqa ohambisanayo, ngokulandelayo, lapho esikhundleni sedivayisi, indlela yefayela lokushintshana elenziwe yafakwa:

Sivula ifayela

nano /etc/fstab

Futhi siyengeza:

/swap         swap      swap     defaults               0 0

Ilungile !!!!

Singakwazi ukuqala kabusha isistimu futhi sihlole ukuthi inkumbulo yethu yokushintshana inyukile ngokusetshenziswa kwefayela elisha SHINTSHA. Lokho nje esikwenzile ukudala ifayili empandeni yohlelo, lifomethe I-SWAP bese utshela yethu I-GNU / Linux ukuyisebenzisa njengenkumbulo yokushintshana, kanye nokwahlukanisa ebesivele sikulungiselele le njongo.

Okuthile okulula kepha lokho kungasiza abanye bethu ... Ngaphandle kokunye ukwengeza ...


Amazwana ayi-25, shiya okwakho

Shiya umbono wakho

Ikheli lakho le ngeke ishicilelwe. Ezidingekayo ibhalwe nge *

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  1.   khourt kusho

    Inothi lihle. Kuphela manje kungenza ngicabange into eyodwa, ngingakwazi yini ukusebenzisa i-USB ngokufana nememori memory ??? Uma unemishini ethile endala futhi ukuthola izinkumbulo kuyinkimbinkimbi noma kubiza kakhulu (kubonakala sengathi okudala kubiza kakhulu izingxenye ezisele kuma-computer), kungakuhle ukukhulisa imemori nge-USB kuphela

    1.    I-AurosZx kusho

      Yebo, kuhle kakhulu, kakhulu noma ngaphansi kwendlela i-zramswap engiyifakile eyenza ngayo (angiwathandi amasaladi wokwahlukanisa, angihlukanisi lutho).
      Uma ufuna ukusebenzisa i-usb njengokushintshana, umane ufometha ukwahlukaniswa kwaleyo nhloso, bese uyifaka ku-fstab, ukushintsha / ukushintsha ku / dev / sdb1 (uthatha indlela ye-usb yakho yi-sdb1).

      1.    si84 kusho

        uzojabula ngama-btrf nama-subvolume awo

      2.    khourt kusho

        Yebo, uma ngiqonda kahle ukuthi ungayishintsha kanjani i-USB Swap, kepha ngicabange kabanzi ngento efana ne-RAM eyengeziwe, ngoba i-USB kungaba yimemori ebonakalayo, futhi angithandi ukuthi ngiyilinde idlule u-60% wememori qala ukusebenzisa i-USB.

        Kuhle futhi ubone ukuphawula kwe- @ nonnamamed, kungani izixazululo ezinjengalezi (futhi njengomnikelo hhayi njengesiqalo sempi yeqembu futhi ngayo yonke inhlonipho efanele) ngesikhathi lapho sekukhona amaqembu asebenza kangcono futhi kubonakala kungadingeki; Ngicabanga amaphuzu amathathu:

        1. Futhi okusobala kakhulu, ukukusebenzisa kwimishini yakudala
        Okwesibili. Ngicabanga nokuthi awekho amalaptops amasha kangako anomthamo we-2gb noma u-1gb, "MINUS" inkumbulo emiselwe ikhadi levidiyo
        Okwesithathu. Yebo, kusobala, akunjalo? Ngoba kuyathakazelisa futhi ngoba kungenziwa ... hehehe! XD

        Un saludo

        1.    k1000 kusho

          Noma uma ukhohlwa ukudala i-SWAP futhi awufuni ukungcola netafula lokuhlukanisa

        2.    Katekyo kusho

          Ngabe unquma ukusebenzisa idrayivu ye-USB njenge-RAM? Lokho akunakwenziwa ngoba isilinganiso sokufunda sokubhala se-RAM sishesha kakhulu kune-USB engasekela futhi ne-USB izobhujiswa ngemuva kwesikhathi esincane sokusetshenziswa haha ​​futhi kuzoba sebenzisa kahle idrayivu ye-USB njenge-SWAP eyengeziwe

    2.    I-Altair kusho

      Yebo, udala ukwahlukaniswa kokushintshaniswa ku-usb bese uyifaka ngeSudo swapon / dev / sdX futhi ungangeza -s 60 kuyo ukuze ibaluleke ngaphezu kwezinye izingxenye zokushintshana. Ungayifaka futhi ku-fstab ukuze ifakwe ngokuzenzakalela, noma yakha ifayela lokushintshana njengoba lisho kulo mhlahlandlela omkhulu ku-usb 😉

  2.   I-Slayerkorn kusho

    Umhlahlandlela omuhle kakhulu, futhi uzijwayeze ngasikhathi sinye, ngoba lapho umuntu ephelelwa ukushintshana, noma kunzima. Manje sengiphindaphinda into efanayo kepha kwimemori ye-usb ukuze ukudluliswa kwedatha kusuka kwimemori engokwenyama ukushintsha inkumbulo kushesha kancane.

  3.   elindokuhle kusho

    Siyabonga ngolwazi. kepha kukhiqiza umbuzo, mhlawumbe okuthile okuyisilima: uma leli fayela lokushintshana selakhiwe, ingabe ukwahlukaniswa okushintshanayo ngeke kususwe?

  4.   engaziwa kusho

    Kwesinye isikhathi ngiyazibuza ukuthi kufanele yini ukushintshaniswa, ngihlala nginawo ku-0%, mhlawumbe kuhlobene nememori, ngine-4Gb yenqama, ngicabanga ukuthi inkumbulo ethe xaxa kunengqondo ukusebenzisa swap

    1.    UDaniel Rojas kusho

      Yebo, kuya ngememori onayo emshinini. Ngiphinde njalo ngibe nayo ku-0%, futhi ukuba ne-4Gb yenqama nginikeza kuphela i-512mb ekwahlukaniseni okushintshanayo

      1.    i-pcero kusho

        Ekufakeni kokugcina ngisuse ukushintshaniswa. Noma kunjalo, nge-24GB ye-RAM, kwesinye isikhathi ngike ngabona ukusetshenziswa okushintshana okuncane (i-KB ezimbalwa) noma kungasetshenziswanga okuningi kwe-RAM. Kungani? Anginalwazi

  5.   si84 kusho

    Bekumele ngikwenze lokhu nge-sabayon, bengingasitholi isizathu sokuthi kungani idle yonke i-RAM nokushintshana.

  6.   UMnu Linux kusho

    Ngizohlala ngikusho njalo, I-FromLinix iyibhulogi yokuqala, ngenxa yalezi zihloko ezithakazelisayo. Ngendlela, ngithole ukhiye uJoyo awuphonsa ejele lapho beno-Elav, ngicabanga ukuthi ngizowugcina.

    Sanibonani Elav.

  7.   merlin i-debianite kusho

    Ngiyabonga kakhulu ngomnikelo.

  8.   kufanelekile kusho

    Kulula
    lvm lvresize /dev/vg_laptpop/vl_swap -L +4G
    uma usebenzisa i-LVM ecacile (ucabanga ukuthi ufuna ukushintshanisa ama-4gigas)

    1.    kufanelekile kusho

      Kodwa-ke, lowo mnikelo uyi-p% $ kumama, bengingayazi phambilini, mangabe ngilondoloze amafomethi amangaki xDDDD

  9.   okungabonakali15 kusho

    Nginezingxenye ezimbili zokushintshana (eyodwa kwi-hard drive ngayinye) futhi nge-1GB yenqama, ngisebenzisa ubuncane obuphakathi kuka-200mb no-500mb bokushintshana ...

  10.   kalh kusho

    Uma unamapayipi amaningi amadala e-USB, ungashintshanisa ngokuhlasela kwe-0 strip yamadivayisi we-N USB, ngaleyo ndlela usheshise ukusebenza kokushintshana ngokulingana namadivayisi we-USB aqhunyisiwe futhi noma nini lapho kungenzeka khona ngamunye endaweni ehlukile yezimpande - ngicabanga! -. Kufanele nje uzazise ngokusekelwa kwendabuko kokuhlaselwa yi-linux soft.
    isixhumanisi semininingwane engaphezulu:
    http://www.kriptopolis.com/raid-1
    noma usesho olujwayelekile
    https://www.google.es/search?q=raid+por+soft+en+linux&ie=utf-8&oe=utf-8&aq=t&rls=org.mozilla:en-US:official&client=firefox-a&channel=fflb

    1.    kalh kusho

      Ngikhohliwe ukusho ukuthi ukuhlasela kungenziwa ezingeni lokwahlukanisa. Ngakho-ke uma ama-spikes we-usb engalingani usayizi, ungenza ukwahlukanisa usayizi wesipiki esincane kunazo zonke futhi izimbobo ezisele zama-usbs amakhulu zingasetshenziselwa ezinye izinto noma ukushintshana okuningi kufayela noma ezingeni lokuhlukanisa ... hhayi Kungenzeka yini ukuba uhlasele ngamafayela wokushintshanisa ambalwa ngendlela oyichazayo ???…

  11.   Carlos kusho

    Isifundo esihle kakhulu, ngikhuthazwe ukuthi nginyuse ukushintshana ebengikuthola. (Y)

  12.   jorge kusho

    Lokhu kubukeka kukuhle. Ngizozama ngememori ye-usb.

  13.   I-Guillox kusho

    okuhle… iyasebenza kumakhalekhukhwini we-Android? Sengivele ngine-kernel yangokwezifiso, kepha angifuni ukwahlukanisa i-sd. Ngicabanga ukuthi lokhu kuzofanele kusebenze

  14.   UDelugas kusho

    I-athikili enhle kakhulu.

    Omunye umqondo onentshisekelo ngokushintshaniswa kweLinux ukuguquguquka:

    http://www.sysadmit.com/2016/10/linux-swap-y-swappiness.html

  15.   UDavid Coleman kusho

    Sawubona igama lami nguDavid Coleman ngina-32, wase-Ohio ngifunda uhlelo lweComputer && science science ukuthola iziqu zami ze-Associates kuzo zombili kungakapheli isikhathi se-4years!,
    Umbuzo wami ngohlelo lokusebenza (i-SWAP / no-root) i-APK ilula ngemuva kokushintshwa kwefayela le-swap / swp engilenzele i-2Gb 999Mb's × 2 empeleni ukuthi igcinwe kuphi ku-Android yami? Ngisebenzisa i-3Gb ram 32gb memeroy +32 gb SanDisk SD too boot Stylo 5 by boost mobile mobile Unrooted with bootloader unlocked and sim unlock!! Noma yisiphi iseluleko saziswa kahle nge-thx eyamukelwe
    Urs SENCERLY, uDavid Coleman 32 wase-Ohio USA.. ?