Ukucindezela kwesilondolozi: yenza kahle ukusebenza kwe-Linux

Isithonjana se-RAMDisk

Ukucindezela Kwenqolobane  kungasisiza ukuthuthukisa ukusebenza kokusatshalaliswa kwethu kwe-GNU Linux. Nge-Cache Pressure sizokwazi ukwenza ngcono imemori yethu ye-RAM, ngoba ngale nketho singashintsha indlela i-kernel engenisa ngayo amabhlogo wedatha kwimemori enkulu. Khumbula ukuthi singenza izinto eziyinkulungwane ukulungisa i-kernel yethu kanye nohlelo lwethu ukuze sivumelane kangcono neqembu.

Ukunikezwa kwe-Apple hardware kanye nesofthiweNgakho-ke, uhlelo lokusebenza lwenzelwe kakhulu i-hardware enjalo. Ngokuphambene nalokho, sithola ukuthi ezinye izinhlelo ezinjengeLinux noma i-Android distros kufanele zisebenze ngobuningi bezinhlanganisela zezingxenyekazi zekhompuyutha ezingalungiselelwe zona, kepha zisebenza kahle futhi kwesinye isikhathi zingcono kune-iOS noma iMac OS X kweminye imisebenzi ethile. Kwenzeka into efanayo nge-OS X lapho sizama ukuyifaka kwi-PC, sizobe sesiqinisekise ukuthi ayihambi kahle njengoba ibizokwenza kumshini we-Mac ...

Ku-Linux singasebenzisa inqwaba yezinketho ukwenza ngcono ukusebenza. Ukuguquguquka kwayo kusivumela ukuthi sikwenze kube ngcono kakhulu futhi izinketho zibanzi kangangokuba kunzima ukuzibhala zonke. Singasebenzisa ukumiswa kweSwappines, sisuse amamojula we-kernel angenasidingo, senze ukucushwa okujulile kwe-kernel ukuyifaka ngokuhlanzeka, ukudonsa amafayela wokumisa, njll.

Esinye sazo yileso esisethula lapha, i-Cache Pressure. Uma senza izinguquko ezimbalwa, sizobona ukuthuthuka kokusebenza lapho usebenzisa izinhlelo, ukusebenza kwansuku zonke kohlelo, noma ukuvula amavidiyo noma okuqukethwe kwe-multimedia. Ukucindezelwa Kwenqolobane kuletha ngokuzenzakalela inani elingu-100, futhi lingahluka phakathi kuka-0 no-100, ngakho-ke yisibalo esiphezulu. Lokhu kusho ukuthi i-kernel ihambisa idatha eningi engeke isetshenziswe ngokushesha. kusuka ku-RAM kuye ekuhlukaniseni i-hard disk SWAP.

Uma une-RAM eningi, i-16GB noma ngaphezulu, ungakhetha ukubeka inombolo eduze kuka-100 noma ushiye inani elizenzakalelayo, kepha uma ungenakho okuningi (<4GB), mhlawumbe inombolo ephezulu kangaka izokwenza I-RAM imatasa kakhulu ... Sizozama ngenani lama-50 kanjena:

sudo sysctl -w vm.vfs_cache_pressure=50

Ngakho-ke sibeka inani elingu-50 ngomugqa wokuqala futhi singahlola ukuthi ukusebenza kuthuthukile (kuvula amavidiyo, izinhlelo zokusebenza, njll.), Uma kunjalo,  sikwenza kube unomphela no:


sudo gedit /etc/sysctl.conf

Futhi sihlela ukwengeza umugqa ekugcineni:

vm.vfs_cache_pressure=50

Sigcina izinguquko manje ungabheka ushintsho nge:

sudo cat /proc/sys/vm/vfs_cache_pressure

Shiya umbono wakho

Ikheli lakho le ngeke ishicilelwe. Ezidingekayo ibhalwe nge *

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  1. Unomthwalo wemfanelo ngedatha: AB Internet Networks 2008 SL
  2. Inhloso yedatha: Lawula Ugaxekile, ukuphathwa kwamazwana.
  3. Ukusemthethweni: Imvume yakho
  4. Ukuxhumana kwemininingwane: Imininingwane ngeke idluliselwe kubantu besithathu ngaphandle kwesibopho esisemthethweni.
  5. Isitoreji sedatha: Idatabase ebanjwe yi-Occentus Networks (EU)
  6. Amalungelo: Nganoma yisiphi isikhathi ungakhawulela, uthole futhi ususe imininingwane yakho.

  1.   I-Turbo kusho

    Sawubona, usizo olukhulu! Ungaba nohlobo oluthile lokuphikisana okuhambisanayo, njengokuhluleka kokuphepha noma kokusebenza emisebenzini ethile?

    1.    U-Isaac PE kusho

      Sawubona, kungani ubuza? Ngenxa yokulahlwa kwememori, ngenxa ye ...?

      Ukubingelela!

      1.    I-Turbo kusho

        Angazi, kwesinye isikhathi lolu hlobo lwento lungaba nemiphumela emibi.
        Sengivele ngiyasebenza futhi kuhamba kahle kakhulu, ngiyabonga ngokwabelana :)

  2.   UMnu Paquito kusho

    Lokhu kuyathakazelisa. Engingakucaceli kahle inzuzo ekusebenzeni kwemishini emincane nakumishini eyanele noma eyeqile.

    Ngisebenzisa Ubuntu 14.04, ngine-8GB ye-RAM futhi ngigodle i-2GB ye-SWAP. Uhlelo lufakwe kwi-SSD, kepha ngishiye i-SWAP ku-HDD (ngiyazisola ngalokhu, ngoba isebenza kancane kangakanani, ibingahlala ku-SSD; ekufakweni okulandelayo, ngokuqinisekile izohlala ku-SSD) . Ezesikhashana ngizithumela ku-RAM.

    Ngangihlale ngizwa ngokushintsha i-Cache Pressure yemishini emincane, imvamisa enenani lama-50, kepha bengingafundanga lutho ngokuyenza emishinini enamandla noma engaphansi. Futhi nginemibuzo emithathu, uma ungangivumela:

    Kungakuhle ngempela ukukwenza emshinini onamandla?

    Ingabe ilusizo ngempela emishinini emincane?

    Yini engaqashwa ukuze kubhekwe kahle lapho ukwenziwa ngcono noma umonakalo ukhona?

    Ukubingelela nokubonga.

    1.    U-Isaac PE kusho

      Sawubona,

      I-SWAP ku-SSD ingcono kakhulu yebo ...

      Ngokuqondene nokungabaza kwakho, bekuyiphutha lami lokubhala. Isivele ixazululiwe.

      Kumbuzo wakho 1: Ngeke kube nengqondo enkulu uma une-RAM eningi.

      Kumbuzo wakho 2: Yebo, ngoba ugwema ukulayisha idatha eningi engadingekile nokushiya isikhala sokufunwa kakhulu ngaso sonke isikhathi ...

      Kumbuzo wakho 3: Ungenza isivivinyo ngomshini onezinsizakusebenza ezimbalwa ezinenani elizenzakalelayo bese ukuguqula ukuze ubone umehluko, ngokwesibonelo ngesikhathi sokulayisha isikhathi sohlelo, ukuvulwa kwamafayela wemultimedia, njll.

      Ukubingelela!

  3.   UMnu Paquito kusho

    Manje sekucacile kimi, bekubonakala kimi ukuthi emshinini wamanje, ohlonyiswe kahle nge-RAM, akufanele kube nengqondo.

    Ngine-laptop ene-limited limited ne-RAM okuyimishini ekahle yokuyihlola.

    Ngizozama, ake sibone.

    Ngiyabonga kakhulu

    1.    UMnu Paquito kusho

      Sawubona futhi.

      Ngemuva nje kokubhala ukuphawula kwangaphambilini ngiyibuke kwi-laptop futhi, ngamangala, sengivele ngiyenzile.

      Futhi manje ngiyakhumbula. Kudala ngangibheke okulandelayo kubhulogi le-Ubuntu León:

      http://www.ubuntuleon.com/2013/08/parametros-del-sysctlconf.html

      Futhi ngisebenzise ukuguqulwa. Kwi-laptop yore ngine-Xubuntu 14.04 ngokulungiswa okukhonjiswe kokuthunyelwe futhi akuhambi kahle. Inkinga enkulu enginayo ukuthi i-Chrome inomkhuba wokuqandisa, idiski iqala ukubhala njengokusangana nokuthi yiziphi izinto futhi ikhiye ikhompyutha, ayikho indlela. IFirefox ibingcono, kepha ngisuse inqolobane yediski futhi okuthile kuthuthukile, kepha ku-Chrome akukwazi ukwenziwa, angazi ukuthi ngikwenze kanjani, okungenani.

      Ukubingelela

      1.    U-Isaac PE kusho

        Sawubona!

        Yebo, i-Chrome ilambele i-RAM ngokungavamile futhi lokhu kulimaza izinhlelo ezinjalo ezilambile ze-RAM.

        http://www.linuxadictos.com/los-mejores-navegadores-web-para-linux.html

        Ngikufisela okuhle!

  4.   U-Leopoldo Cantillo kusho

    Le ndatshana iyathakazelisa kakhulu, iyasebenziseka impela, ngizohlola kwi-laptop yami, nge-4Gb ye-RAM, kanye nediski eyi-64 Gb SDD. Nginokungabaza okukodwa, lokhu akuthinti impilo ewusizo yediski le-SDD, ungalayishi ngokweqile ukubhala ku-SWAP?, ngibuza lokhu ngoba lapho ngifaka le disk, ngifunde ama-tutorials nezithangami eziningana ukuzisebenzisa ku-Linux, (lokho bekuyiminyaka engu-2 eyedlule), futhi kwezinye zancoma nokuthi zingasebenzisi i-SWAP. Kepha ngiyaqonda futhi ukuthi ngezinguqulo zakamuva ze-kernel futhi ngokujwayelekile kuma-distros anamuhla, i-Trim nezinto ezahlukahlukene esezivele zizivumelanisa nemvelo enamadiski e-SDD, futhi amadiski uqobo aletha ukulawulwa kwangaphakathi okungcono, umuntu owaziyo isihloko angangicacisa sinjani njengamanje.
    Ngiyabonga ngale ndatshana.

    1.    UMnu Paquito kusho

      Bengikade ngiphendulile phambilini, kepha njengoba ngingawaboni lawo mazwana, ngiyaphinda ngiphawula. Lokho wukuthi, uma ubona ukuthi imibono yami emibili ibonakala isho okucishe kufane, kuzoba ngenxa yalokho.

      Into ukuthi, ngicabanga ukuthi namuhla kwanele okwaziwayo ngama-SSD ukuthi angazikhathazi ngokuloba okungenziwa yi-SWAP. Lokho wukuthi, kwenziwe izivivinyo zangempela, kwagcizelelwa amadiski e-SSD ngokweqisa abasebenzisi abajwayelekile abangeke bafinyelele kuwo eminyakeni eminingi, noma ngabe sikunikeze kanzima kangakanani. Ungafunda ngakho lapha, ngokwesibonelo:

      http://www.muycomputer.com/2014/12/05/test-de-resistencia-ssd

      Qaphela, lezi zivivinyo zibhekisa kuma-disc akhona njengamanje, ngamamodeli amadala angikwazanga ukukutshela. Kepha ngenxa yemiphumela, konke kubonakala kukhombisa ukuthi noma iyiphi i-disk yakamuva ingahlala isikhathi eside kakhulu kunalokho okuzothatha ukushintsha amakhompyutha.

      Ngenkathi ngenza ukufakwa kwami ​​kwamanje (okwakuphakathi nonyaka odlule, hhayi kudala) ulwazi olwalukhona lwalungacaci futhi wonke umuntu wayezimisele ngokunciphisa okubhalela i-SSD ngangokunokwenzeka, kepha manje sekuyaziwa ukuthi asikho isizathu sokuziqhenya ngakho. Empeleni, ngicabanga ngisho nokucabanga ngokushintshela i-SWAP yami ku-SSD; Bengilokhu ngifunda ngakho futhi kubonakala kungenzima kakhulu, kepha ngiyabona ukuthi akuwona wonke umuntu owenza ngokufanayo, angazi ukuthi iyiphi indlela ezoba ngcono, ngokwesibonelo:

      http://www.atareao.es/ubuntu/cambiando-swap-de-particion-en-ubuntu/

      noma futhi

      http://foro.ubuntu-guia.com/Cambiar-particion-SWAP-en-UBUNTU-12-04-td4023366.html

      Ngakho-ke ngithatha leli thuba ukunibonga ngosizo ngalokhu kusengaphambili.

      Ukubingelela

    2.    UMnu Paquito kusho

      Bengikade ngiphendulile phambilini, kepha njengoba ngingawaboni lawo mazwana, ngiyaphinda ngiphawula. Lokho wukuthi, uma ubona ukuthi imibono yami emibili ibonakala isho okucishe kufane, kuzoba ngenxa yalokho.

      Into ukuthi, ngicabanga ukuthi namuhla kwanele okwaziwayo ngama-SSD ukuthi angazikhathazi ngokuloba okungenziwa yi-SWAP. Lokho wukuthi, kwenziwe izivivinyo zangempela, kwagcizelelwa amadiski e-SSD ngokweqisa abasebenzisi abajwayelekile abangeke bafinyelele kuwo eminyakeni eminingi, noma ngabe sikunikeze kanzima kangakanani. Ungafunda ngakho lapha, ngokwesibonelo:

      http://www.muycomputer.com/2014/12/05/test-de-resistencia-ssd

      Qaphela, lezi zivivinyo zibhekisa kuma-disc akhona njengamanje, ngamamodeli amadala angikwazanga ukukutshela. Kepha ngenxa yemiphumela, konke kubonakala kukhombisa ukuthi noma iyiphi i-disk yakamuva ingahlala isikhathi eside kakhulu kunalokho okuzothatha ukushintsha amakhompyutha.

      Ngenkathi ngenza ukufakwa kwami ​​kwamanje (okwakuphakathi nonyaka odlule, hhayi kudala) ulwazi olwalukhona lwalungacaci futhi wonke umuntu wayezimisele ngokunciphisa okubhalela i-SSD ngangokunokwenzeka, kepha manje sekuyaziwa ukuthi asikho isizathu sokuziqhenya ngakho. Empeleni, ngicabanga ngisho nokucabanga ngokushintshela i-SWAP yami ku-SSD; Bengilokhu ngifunda ngakho futhi kubonakala kungenzima kakhulu, kepha ngiyabona ukuthi akuwona wonke umuntu owenza ngokufanayo, angazi ukuthi iyiphi indlela ezoba ngcono, ngokwesibonelo:

      "Http://www.atareao.es/ubuntu/cambiando-swap-de-particion-en-ubuntu/"

      noma futhi

      «Http://foro.ubuntu-guia.com/Cambiar-particion-SWAP-en-UBUNTU-12-04-td4023366.html»

      Ngakho-ke ngithatha leli thuba ukunibonga ngosizo ngalokhu kusengaphambili.

      Ukubingelela

  5.   i-dhouard kusho

    Sawubona, ngabe lokhu kunokuphikisana noma kuthinta nganoma iyiphi indlela uma usuvele unenani eliphansi elinikezwe i-vm.swapiness variable?

    Njengamanje nginenani le-10 elinikezwe okuguqukayo kwe-kernel futhi ukusebenza kuhle kakhulu. Angazi noma ukuguqula i-cache_pressure kuzokhipha okuthile noma ngizokwazi ukukhama umshini wami kancane.

    1.    UMnu Paquito kusho

      Ngifundile kungekudala ukuthi izivivinyo zangempela zenziwa ngokusetshenziswa kwamadiski e-SSD, okuwabeka ngokweqile okungeke kufinyelelwe ngumsebenzisi we-PC, noma ngabe sikusebenzisa kangakanani usuku nosuku, nesiphetho ukudonswa ukuthi bavele bamelana kakhulu kunalokho okukholelwa phambilini. Izindaba mayelana nalokhu yilezi ezilandelayo:

      http://www.muycomputer.com/2014/12/05/test-de-resistencia-ssd

      Njengoba kubonakala sengathi bamelana nokuningi kunokukholwa (futhi ngine-SAMSUNG 840 PRO, ephuma kahle esivivinyweni), ngicabanga ukuthi kungcono ukuzisebenzisa kakhulu, futhi usebenzise ijubane lalawa madiski ukuze ukuthi i-SWAP akuyona umthwalo kubonakala kungumqondo omuhle kimi (kunjalo, ukwazi lokhu).

      Vele, ngesikhathi ngenza ukufakwa enginakho manje, wonke umuntu uncoma ukubaphatha ngokunakekela nokunciphisa ukubhala kubhale kakhulu, kepha angicabangi ukuthi kuyadingeka ngenxa yale datha, kunalokho okuphambene nalokho, kusho , yini engcono ukusizakala ngazo.

      Impela, ukufakwa okulandelayo engikwenzayo (16.04 uma konke kuhamba kahle) kuzoba ne-SWAP ku-SSD, kepha ngicabanga nokuyihambisa vele, ngoba bengifunda ngikwenza kanjani futhi akunjalo kubonakala kunzima kakhulu, yize ngibonile izindlela ezahlukahlukene zokwenza futhi angazi ukuthi iyiphi enhle, ngokwesibonelo:

      http://www.atareao.es/ubuntu/cambiando-swap-de-particion-en-ubuntu/

      noma futhi

      http://foro.ubuntu-guia.com/Cambiar-particion-SWAP-en-UBUNTU-12-04-td4023366.html

      Ngithatha leli thuba ukubonga ngezeluleko kusengaphambili ngalokhu, uma ungivumela.

  6.   UMnu Paquito kusho

    Uxolo ngokuphawula okungaka.

    Azange zivele manje zonke ziphuma ngasikhathi sinye.

    Ngiyaxolisa

  7.   UJoaquin Garcia kusho

    Akukho okwenzekayo Mnumzane Paquito. Mayelana nento yokugcina oyiphawulayo, kuyiqiniso ukuthi ama-SSD akamuva awathinteki kakhulu ngenani eliphezulu lokubhala, kepha uma kukhulunywa ngamadiski e-SSD kukhulunywa ngawo wonke hhayi lawa amanje kuphela. Ngisebenzisa idiski ye-SSD kepha indala futhi angifuni ukuyihlola ukuthi ingabe iyamelana noma cha ngokwesaba ukwephulwa, kepha uma kungenjalo isebenza kahle kakhulu futhi ibishibhile. Ngisho nama-disc akhona manje, kukhona amanye angamelani nokubhala okuningi. Ngakho-ke, kumacala afana nelakho, kungcono ukhethe owakho futhi uxwayise ngokusebenzisa kabi ngoba kusenezinqwaba ezintsha ezweni le-Gnu / Linux.
    Ukubingelela nokuphawula bese ubhala konke okufunayo;)

    1.    UMnu Paquito kusho

      Kungakho-ke sengivele ngishilo ukuthi ukuhlolwa kweminyaka kushiwo amarekhodi amanje futhi iMuy Computer ibukeka kimi njengesiza esibucayi, esingajwayele ukushicilela izinto kalula. Imayini, empeleni, iyi-SAMSING 840 PRO, ephuma kahle kakhulu esivivinyweni. Kwakungeyona eshibhile ikakhulukazi, i-euro eyodwa nge-GB, kepha ngicabanga ukuthi kwakungolunye lotshalomali olungcono kakhulu engalwenza.

      Ngokusobala, ngamadiski ekhwalithi amadala noma aphansi kusamele ucabange ngawo kakhulu, kepha ngokwedatha esaziwa, kubonakala kucaca ngokusobala ukuthi bayamelana kakhulu kunalokho okukholelwa phambilini.

  8.   I-Paquito Turriano kusho

    Akungisebenzeli :-(

    i-turriano @ turriano-Lenovo-B50-30: ~ $ sudo gedit /etc/sysctl.conf
    [sudo] iphasiwedi ye-turriano:
    Sudo: gedit: umyalo awutholakalanga
    i-turriano @ turriano-Lenovo-B50-30: ~ $ sudo gedit / etc / sysctl.conf
    Sudo: gedit / etc / sysctl.conf: umyalo awutholakalanga
    I-turriano @ turriano-Lenovo-B50-30: ~ $

  9.   Franco kusho

    Incazelo oyinikezayo ngalokho okwenziwa yingcindezi ye-cache ilousy. Kuphakathi kokuthi uzichaze kabi kakhulu noma awazi ukuthi ingcindezelo ye-cache yenzani.