I-VPN iyawa ngesikhathi sokulayisha okukhulu: funda umugqa kuqala

Umugqa wokukhishwa ogcwele ubambezela ithrafikhi yokulawula njengoba kwenza izinhlelo. Qhathanisa ukuziphatha ngesikhathi sokungenzi lutho nangaphansi komthwalo, bese ushintsha into eyodwa futhi uphinde uvivinye.

Ithuneli lizinza usuku lonke, bese liyawa njalo lapho kuqala ukulayisha okukhulu. Izicelo ezisebenzisanayo ziyama kuqala, iklayenti libika ukuphela kwesikhathi, futhi uxhumano luyabuya lapho ukudlulisa kuphela. Leli phethini likhomba umugqa nokucutshungulwa, hhayi ukuthi iseva ekude iwile, ngoba iseva ayizange inikwe ithuba lokuphendula ngesikhathi. Umsebenzi ukukhiqiza kabusha lokhu ngaphansi komthwalo olawulwayo futhi ufunde izibali ezifanele.

Shintsha into eyodwa ngokugijima ngakunye, futhi ugcine iphoyinti lokugcina linzile.

Yakha ukuqhathanisa komthwalo okuphindwayo

Qopha umugqa wesisekelo ngesikhathi uxhumano lungasebenzi: isikhathi sokuhamba nokubuya, izicelo ezimbalwa zohlelo kanye nerekhodi lezigameko zethuneli ngokwalo. Bese uqala ukulayisha kosayizi owaziwayo futhi uphinda lezo zilinganiso ngqo ngesikhathi kusasebenza. Gcina iphoyinti lokugcina, iklayenti kanye nendawo yokuhlola kungashintshwanga, ngoba ukushintsha ezimbili kuzo ngasikhathi sinye akukutsheli lutho.

Qaphela ukuthi isiphi isigameko esivela kuqala. Isikhathi sokuhamba nokubuya esikhuphukayo ngaphambi kwanoma yiliphi iphutha sibonisa umugqa; ukuphela kwesikhathi okuqinile nokubambezeleka okuzinzile kubonisa enye into, njengokushintshwa kokhiye noma isenzo ku-akhawunti. Amaphethini amabili aholela ezinyathelweni ezilandelayo ezihlukene. Bhala umbono ngaphambi kokushintsha noma yini.

Gcina umphumela nemikhawulo yesikhathi ukuze ukugijima okunomthwalo nokungenzi lutho kuqhathaniswe umugqa ngomugqa.

Funda umugqa, hhayi isivinini

Izixhumanisi zabasebenzisi zibhafa amaphakethe emishinini yomhlinzeki, futhi umugqa wokukhishwa ogcwele ubambezela yonke into, kuhlanganise namaphakethe amancane okulawula agcina ithuneli liphila. Ukuhlolwa kwesivinini okubika inombolo ephezulu akusho okuningi ngalokho kubambezeleka, yingakho ukuhlolwa ngesikhathi sokungenzi lutho kudlula kuyilapho isixhumanisi esigcwele sihluleka.

ping -c 20 -i 0.2 203.0.113.10
mtr -rwc 20 203.0.113.10
tc -s qdisc show dev eth0
ss -ti dst 203.0.113.10
nstat -az | grep -E 'Retrans|Timeout'

Qhathanisa izinombolo zokubambezeleka ngaphansi komthwalo nalezo zokungenzi lutho. Ukugxuma kusuka emashumini emillisekendi kuya emakhulwini, ngaphandle kokulahlekelwa amaphakethe, umugqa; ukulahlekelwa ngokubambezeleka okuzinzile kukhomba elinye iphutha.

Hlola idivayisi kanye nendlela yokulawula

Ukubethela nokudlulisa kudla isikhathi seprosesa, futhi irawutha encane noma ikhompyutha ephathekayo evinjwe ukushisa ingase ilahle amaphakethe ngesikhathi imatasa. Bheka umthwalo uwonke hhayi iphesenti lenqubo eyodwa, ngoba ukudlulisa ku-kernel nokuphathwa kokuphazamiseka akubonakali lapho abantu bavame ukubheka khona.

uptime
mpstat -P ALL 1 3
dmesg | grep -i -E 'thermal|throttl'
journalctl -u openvpn-server@server --since '10 min ago' | tail -20

Ukuphela kwesikhathi kuklayenti kungase futhi kuhambisane nokushintshwa kokhiye okuhleliwe noma nesigameko senqubomgomo yomhlangano. Funda irekhodi leklayenti ngokwalo ukuze uthole ukulandelana kwezigameko, hhayi umlayezo wephutha wohlelo kuphela.

Shintsha into eyodwa bese uphinda

Lapho inkundla ikusekela khona, khawulela izinga lokulayisha noma uhlukanise ithrafikhi eningi ngaphansi kwethrafikhi esebenzisanayo ukuze umugqa ungagcwalisi. Bese uphinda umthwalo ofanayo futhi uqhathanise lezo zinombolo ezintathu njengakuqala. Ushintsho oluthuthukisa ukuhlolwa kwesivinini kodwa lushiya ukuphela kwesikhathi alukalungisi lutho.

Ukuphakamisa izikhathi zokuphela kuyo yonke indawo nokwenza buthaka ukubethela yizinto ezimbili ezenza uphawu lunyamalale ngaphandle kokukhomba ukuthi yimuphi umngcele ohlulekile. Akukho kuzo okungukulungisa. Kokubili kuhambisa ukwehluleka emva, lapho kunzima khona ukukuchaza.

Qeda ngokuhlola isicelo esisha kanye nokuziphatha kokuxhuma kabusha umsebenzisi athembele ngempela kukho. Ukuzinza ngaphansi komthwalo owabangela isikhalazo yiwona kuphela umphumela ofanele ukuqoshwa.

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