Karanta lokutan wakili na cURL daga gefen abokin ciniki
Fassara lokutan haɗi, TLS, byte na farko da jimillar lokaci ba tare da danganta aikin da ba a gani ba ga ma'aunin wakili kawai ba.
A ce cURL ya buɗe sabon haɗin TCP zuwa wakilin HTTP na yau da kullum, ya kafa ramin HTTPS kuma ya sauke amsa ɗaya. Lokutan suna bayyana matakan da cURL ya gani a wannan hanya.
| Daraja | Matakin da aka auna daga farkon turawa |
|---|---|
| time_connect | An kammala haɗin zuwa wakili |
| time_appconnect | An kammala musayar hannu ta TLS da ta dace |
| time_starttransfer | An karɓi byte na farko na amsa |
| time_total | An gama turawa |
Don misalin rikodin POSIX-shell:
curl --proxy http://proxy.example:8080 \
--output /dev/null \
--write-out 'connect=%{time_connect} tls=%{time_appconnect} first=%{time_starttransfer} total=%{time_total}\n' \
https://example.com/Don halaltaccen kwatancen HTTPS na jama'a ba tare da shaidar wakili ba, wani shigarwar HTTP daga jerin wakilan HTTP na iya maye gurbin wakilin misalin. Ɗarajoji ne na sakamakon haɗuwar daƙiƙa. Ba tsawon lokaci huɗu masu zaman kansu ba ne da za a haɗa su. Ka riƙe kuskuren turawa da matsayin amsa tare da lambobin: haɗin da ya gaza ko ramin da aka ƙi bai isa kowane mataki na gaba ba.
Abin da cirewa zai iya gaya maka
Don amsa ɗaya mai nasara, time_total a cire time_starttransfer yana bayyana tazarar da ta rage bayan isowar byte na farko. Wannan galibi shine turawa ta amsa na gaba da aikin da ya shafi gefen abokin ciniki. Ba lokacin da wakili ya ɗauka don haɗawa da shafin yanar gizo ba ne, domin hakan ya faru kafin amsa ta iya zuwa.
Hakazalika, time_starttransfer a cire time_connect na iya haɗawa da gina rami, TLS, jiran cibiyar sadarwa ta sama, aikin uwar garken da sauran aiki. Kira dukan bambancin "jinkirin wakili" yana danganta abubuwa da yawa ga mai shiga ɗaya.
Don raba jiran DNS, haɗi da amsa na wakili, sami kwatankwacin lura ko bin diddigin daga gefen wakili. Abokin ciniki ba ya samun waɗannan hatimin lokaci na ciki kawai ta amfani da HTTP CONNECT.
Kwatanta turawa daidai. Juya hanya yana ƙara lokutan buƙatu da yawa, yayin da sake amfani da haɗi da yawaitawa suna canza wane aikin shiri ake buƙata. Rubuta waɗannan sharuɗɗa kafin ka kwatanta lambobin wakili ɗaya da na wani.