Hapa "502 Bad Gateway" - he aha te mea te reira? Take o me rongoā

kua kite katoa kaiwhakamahi Ipurangi i roto i te karere pūtirotiro "502: kino Gateway», e te tikanga te ahua o te hapa i te taha o te tūmau tukutuku i roto i te tukatuka rapu. Ko te take tino noa o rahunga e pā ana ki te pūmārō tūmau tukutuku whirihoranga hautū kamupene ranei. take Paerewa Ko te DNS whāwhā ta'etotonu tūmau takawaenga ranei.

He aha te "502: kino Gateway"

Tenei hapa tohu i mea ai te tono i te pūtirotiro ki te tūmau tukutuku, engari i hē whawha nekehia atu i te tūtira noa ranei. Ki te kei te tūmau tono te muri te kuwaha Internet, ko reira pea te raruraru kei roto i te kuwaha ranei i te mahi o te tūmau tukutuku, e whakawhiti te mōhiohio ki te hapa kuwaha, a te ka whakaaturia te reira i roto i te pūtirotiro o te kaiwhakamahi.

Ko te take o te hapa 502. te kore o ngā rauemi tūmau

Ko te raruraru matua o te takanga o tenei hapa ko rauemi tūmau iti ki te hapai i uiui taumai, no te mea o nei ka tīmata te tūmau ki te whakaputa i te hapa 502. Te kore o ngā rauemi kia rānei pūmārō (te kore o te mahara, tere tukatuka iti ranei puku) me te pūmanawa e pā ana ki tūmau hapa whirihoranga pūmanawa ranei whakamahia.

Ko reira he āhuatanga i reira tonu te tūmau ki rawaka ngā rauemi ki te wā whakaputa he hapa 502: kino Gateway. He aha i taea e te reira, ki te kore rahunga pūmārō?

taea rohe Rauemi te tomo aunoa ina puta koe i te tūmau VPS i whakatapua ranei ngā waho hautū o te mahere tāke. Ka rite ki te hua, e kore e taea e te tūmau hapai i te kawenga o nāianei.

tūmau Tukutuku pērā i Apache, i te maha pūmau o kawenga tono, e kua tohua i roto i tona whirihoranga. Ki te he ratou e rua pukumahi, kua tūtirahia te tono taumai, a ia e kore e nui ake te reira i te meneti mo ia o ratou. I roto i te mea Haukotia te hui o te tono wāhiki me aroaro te kaiwhakamahi te ki te pūnanao hapa 502. kore ai tua atu noa i nui ngā rauemi e wātea ana i tēnei wā mō te tūtira tukatuka noa.

Ki te kei te whakamahi koe i runga i te tūmau PHP + pūmanawa FastCGI paihere i te maha o ngā tukanga php-cgi kore-papaitia whakatika tata tonu kikī me te kore o ngā rauemi.

Ko te take tino noa o te kore o ngā rauemi mō ngā tono tukatuka

1. E kore e taea e te tūmau akakoromaki i te maha o ngā manuhiri tukutahi nāianei. Ano, he wahi nui o nga rauemi e noho ngā pūngāwerewere search engine , me nga hōtuhi pūmanawa he.
2. kikī tūmau i roto i Hacker DDos-whakaeke, ka kawea mai te tūmau e ki te kore o te maha nui o ngā tono tukutahi ki te te tukatuka.
3. He wā ka whakamahi i nga ratonga o te whakahaere mariko ohorere he hapa 502: kino Gateway. Eaha te auraa? kia tohu tenei he raruraru i te taha ope, e mohiotia ana ko overselling, t. E. manaaki kamupene whakatakoto kotahi tūmau te nui o te kiritaki pūkete e taime o nāianei kawenga tihi hapa ratou o ngā rauemi pūmārō.
4. whirihoranga hē o te tūmau iho, kore o te pūmanawa hototahi pūmārō ranei ranei.
5. Mā te whakamahi i te mono rauemi waho ipurangi, pērā i te counter manuhiri, ngā informers, hōtuhi. kia puta te hapa i roto i te take o ngā raruraru ki puna waho.
6. Tikiake ngā kōnae nui ki te tūmau, ka te kounga rawakore o te hononga Ipurangi.

Hapa PHP Hōtuhi

Hapa 502 taea puta no te mea hōtuhi, mono-mai ranei toronga ki te PHP reo, i runga i te otinga o te tūmau whakatinanatanga kore e tuku i te waehere hāngai. Hei tauira, ki te whakaputa i te hapa 502: kino Gateway nginx rite tetahi o te takawaenga kia tika kōwhiringa tūmau ki faaotiraa tano ore o te mana hōtuhi me tirohanga o momotunga ki nga ratonga o te tūmau tukutuku rite te rahunga pūnaha.

Na, ngā mōhiohio katoa pateko (drawings, whārangi pae, Robots) kōnae ki te uta tika me kahore hapa. He aha te "502: kino Gateway" i roto i tenei take? E puta he kore he ka tikiake hōtuhi pūmanawa, mono-mai, me ngā toronga.

mehua fakatonutonu 502

Ko te mahi tuatahi, ko te ki te tātari i te kawenga tūmau nāianei, rawa i roto i nga taime o te hapa. kia utua ngā whakarongo ki te mahara kawenga me te hiahia ki te whakapiki ake i tona rahi ki te whakapai ake i te tukatuka rapu.

Tirohia te tautuhinga tika o rohe i runga i te maha o tukatuka tukutahi i te tukanga php-cgi. arata'i ratou whirihoranga he ki te mahi tere, me te kikī tamau karere tupu "502: kino Gateway". He aha te mea te reira, ka pehea ki te whakatika i nga rohe o tukanga, kitea te kaiwhakarato ratonga tēpu hautū.

Whakamōkito tono ki te rauemi whatunga waho, a ka whakaturia te rohe wa mo ratou utanga, me te whakautu. taea tenei ki a koutou e kite, he aha ki te waiho ngā rauemi te tūmau o, a te āwhina kia whakakahoretia o te waho "paheke" o te pae.

I roto i te take o te māharahara o ngā tautuhinga whirihoranga tūmau overselling hē ranei, whakapā atu te ope tautoko kiritaki. Ki te kahore he tauhohenga me te raruraru tonu, kaiwhakarato huringa hautū. Ko e hua i roto i te parekura wātea tūmau tika ki te hapa ohie 502: kino Gateway. He aha te tikanga o tenei mo te mahi, whakaaro ahau e kore te mea e tika ana ki te whakamārama.