Incazelo esheshayo yebhomu lemfoloko. Lenzani ibhomu lemfoloko ku-GNU / Linux?
: () {: |: &};:
Luhlobo lokunqatshelwa kwezinsizakalo noma ukuhlaselwa kwe-DoS, okwenza ukuthi kugcwalise isikhala esikhona kukhompyutha, yize kungenzeka ukusebenzisa amabhomu emfoloko kunoma yiluphi ulimi, ngizogxila kuphela bash, ngesimo sayo esibonakala simangalisa kakhulu
Yize kubukeka kuyinkimbinkimbi kakhulu, kulula ukuthi kungumsebenzi olula ozibiza ... Manje iphampu yemfoloko ifundeka i-XD yomuntu
: () {: |: &};:
Lapha umsebenzi olula ...
function () {var1 = $ 1 echo "Umsebenzi"}
Noma ngubani okwaziyo ukufunda nohlelo oluncane
ibhomu () {bomb | futha &}; futha
Njengoba ukwazi ukubona, ilula impela, yakha umsebenzi ozibizayo, owenza umjikelezo ongapheli uze ufinyelele enhlosweni yawo, ugcwalise ikhompyutha.
Ngamafuphi ...
: () {
Kungumsebenzi obizwa ngokuthi:
: |::
Umsebenzi uzibiza ngokwawo, ngokusebenzisa ukuphindaphinda namapayipi. Ingxenye embi kakhulu lapho ushaya ucingo okwesibili ...
&
Yenza umsebenzi wangemuva usebenze, ngakho-ke inqubo ayinakunqanyulwa, kuze kube yilapho zonke izinsiza ziphelile
} ;:
Umsebenzi uyaphela bese ubizwa futhi ngokuthi ...
Uma kwenzeka othile eba nelukuluku lokubona leyo khodi ehehayo yokuthi i-newbe ingahle ibe isimanga, kepha akuyona into ukuthi umcabango omncane ungayixazululi
Elisabeth.
Eqinisweni, kuyathakazelisa, yize namhlanje uma bephonsa ibhomu lemfoloko kuwe, akukho lutho oluzokwenzeka ngoba kunamazinga okuphepha owabeka lapho ukhawulela khona inani lezinqubo ezingenziwa noma yiluphi uhlelo, ama-distros kuphela afana ne-Arch, Gentoo, njll. Ayinayo le mikhawulo ngokuzenzakalela futhi kufanele uzidale.
Kuyahlekisa ngoba mina noTete sichitha usuku sizichaya ngohleko ngalesi sihloko, abantu abaningi abafaka i-Arch bayifaka kuphela bese bebeka imvelo kuyo, kodwa bakhohlwe ezinye izinto eziningi ezibaluleke kakhulu ezidingekayo ukulungisa (noma okungenani ziyadingeka , iqiniso ukuthi angazi ukuthi kunjani manje) futhi yingakho kwathiwa "kulula futhi kuyashesha ukufaka".
Noma kunjalo, ngicabanga ukuthi bekungaba lula kancane ukuyichaza ngebhomu ku-python, okucaca nakakhulu.
Eqinisweni, lezi zilungiselelo zokwenza inqubo ngokuvamile zibaluleke kakhulu lapho ufaka i-GNU / Linux distro ene-minimalism efana ne-Arch kanye / noma i-Gentoo has.
Futhi ngendlela, izikhathi engiqala ukusebenzisa ngazo i-Arch ukuvivinya izinhlobo zezinhlelo nezinkundla zokuxhumana ezisanda kuphuma kuhhavini. Noma kunjalo, lelo bhomu lemfoloko liyathakazelisa impela.
Yebo, kulula kakhulu ukukuqonda ku-python ngibashiya lapha uma kwenzeka noma ngubani ethakazela:
ukungenisa
ngenkathi kuyiqiniso:
---Osik.fork ()
Futhi ngokuphinda:
ukungenisa
def ibhomu ():
---Osik.fork ()
- ibhomu ()
ibhomu ()
Futhi i-nano kufanele kuqashelwe ukuthi ku-Debian 7 Stable, akukho ukuphepha kwalokhu noma, okungenani hhayi nge-python, uhlelo lulenga ngokushesha.
Ukubingelela
Yebo, ngisebenzise ibhomu lemfoloko ku-Ubuntu futhi ikhompyutha yaphahlazeka khona manjalo
Ukwenza kungasebenzi ipompo, izinqubo esigungwini zikhawulelwe nge: ulimit -u 50 nepompo ingasebenzi: p.
Kunoma ikuphi, kufanele kushiwo ukuthi ama-OS amanje anciphise ukuthi zingasebenza kangakanani izinqubo, kuyindaba yokwethula ibhomu lemfoloko kuFedora futhi akukho okuzokwenzeka.
Ngaphandle kokungabaza, kepha ngokwesibonelo ama-solaris namawindi (okuyilapho ngikuhlole khona) awavikelwe.
KUPHOLILE! 🙂
Yenza okufanayo; kepha kulokhu kwenze kube wusizo, okungukuthi, sebenzisa amafasitela bese ubona ukuthi kwenzekani. Hhayi ku-GNU / Linux.
Ngifisa ukwazi kakhulu, ukusondela endabeni yokucekelwa phansi kwamakhompyutha, angazi noma kungaba njalo yini ngesidlali seGnash: kusayithi leVimeo liqhuba amavidiyo ngokungenaphutha, kepha ku-YouTube lifinyelela ngokulambisa ngamaphikseli angama-240; KumaDiaotion ayizali, ngokubona kwami into engaqondakali kimi, ngoba angisiye umqambi wohlelo.
Uma lokhu kungashintshiwe, ngicabanga ukuthi akuwona umqondo omubi ukuthi abalandeli be-software bamahhala bashicilele amavidiyo ethu lapho asatshalaliswa kuwo wonke umuntu, ngaphandle kokubandlululwa.
IGnash kufanele ikunake lokhu, kepha njengoba ukuthuthuka kwayo bekuhamba kancane, iMozilla ikhethe ukuzenzela iFlash player yayo ngokususelwa kwiJavascript ebizwa ngeShumway. Ngiyethemba uShumway uzophuma kungekudala ukuze ngikwazi ukufaka esikhundleni seFlash Player enginayo kwiGNU / Linux.
Futhi njengoba sinjalo, akwanele ukusho ukuthi ungazivikela kanjani, indlela eyisisekelo (futhi ikakhulukazi yeNoobs Archers) ukukhawulela inani lezinqubo, kulokhu siya ku /etc/security/limits.conf bese sengeza umugqa olandelayo:
* kanzima nproc 1000
Ngalokhu, sikhawulela izinqubo kulelo nani, ngokwesibonelo ngilibekele leyo mali (yize yonke i-OS isebenza ngokugcwele ngokuncane, cishe ngezinqubo ezingama-200-300) futhi lapho ngisebenzisa ibhomu lemfoloko, i-OS yami ihlala isebenza ngokuphelele futhi immune, kusobala ukuthi uma sibeka inani lezinqubo entweni ephansi kakhulu kungaletha eminye imiphumela ngoba uhlelo oluthile belungafuna ukudala izinqubo futhi i-OS ibingayivumeli, kimi, ikhawulelwe kuzinqubo eziyi-1000 iphelele
Ngikubekile
* soft nproc 500
* hard nproc 1000
Yize i-arch wiki incoma ukuthamba ku-100 futhi kanzima ku-200.
Noma kungafanele kube nenkinga, ngiyesaba ukuphonsa ibhomu ukuze ngihlole ... xD
Indlela elula yokuzivikela ukukhawulela inani lama-ulimits ukuze inqubo yepompo ibulawe.
I-athikili ethokozisayo, ukuyivimbela kuSlackware sisebenzisa i-ulimit kufayela le- / etc / profile
Inkinga yokuvimbela i-ulimit ukuthi ingakhawulela ukusebenzisa kwakho uhlelo kuye ngokuthi wenzani.