Canonical yana ba da faci don hanzarta kunna yanayin bacci

An saki masu haɓaka Canonical ta cikin jerin aikawasiku na ci gaban kwaya na Linux, saitin faci don aiwatar da tsabtace damar ƙwaƙwalwar ajiya, wanda yake nufin da muhimmanci rage lokacin bacci na tsarin.

Ingantawa Ana samun sa ne ta hanyar yin kira ga sakin tsarin tsarin ƙwaƙwalwa yara waɗanda ba su ƙunshe da bayanai na musamman ba kuma ana iya dawo da su sosai bayan sun dawo daga yanayin bacci (alal misali, wuraren ƙwaƙwalwar da ba a san su ba da kuma wuraren ajiyar shafi masu yawa)

Game da faci

Babban ra'ayin shine bayan share bayanan da ba dole bane, an rage girman hoton ƙwaƙwalwar ajiya don adanawar kafin zuwa yanayin bacci sabili da haka ana buƙatar ƙaramin lokaci don rubutu da karatu daga matsakaiciyar matsakaici.

Tsohuwa, lokacin da kake ajiye dumpwa memorywalwar ajiya don yanayin bacci, kwaya tana adana ƙwaƙwalwa yaya abin yake da dukkan wuraren ajiya, amma akwai daidaitattun yiwuwar sakewa Tsarin da ba shi da mahimmanci yana daidaita yanayin wadataccen yanayi a matakin farko na miƙa mulki zuwa yanayin bacci.

Wannan fasalin ana iya kunna ta amfani da ma'aunin "/ sys / power / image_size" kuma yana haifar da ragowar sananne a lokacin zuwa yanayin bacci.

Canonical ya ba da shawarar ƙara ƙarin sigogi biyu, wanda zai ba da izinin sakin abubuwan da ba dole ba a gaba don a sauya ainihin yanayin zuwa yanayin bacci da sauri-sauri kuma dawowa daga yanayin bacci ya ɗauki lokaci daidai kamar lokacin da aka yi amfani da siga.

Gwaji da sakamako

Gwaji akan tsarin tare da 8 GB na RAM da kuma swap swap 8 GB yayin amfani da 85% na ƙwaƙwalwar ajiya an nuna a cikin saitunan tsoho (image_size = tsoho) raguwar lokaci don zuwa yanayin bacci daga 51.56 zuwa 4.19 sakanni lokacin da aikin tsabtace ƙwaƙwalwar ajiya mai yawa ya fara sakan 60 kafin ya sauya yanayin bacci.

Saboda ragin girman hoton ƙwaƙwalwar ajiyayyu, lokacin dawo da ya ragu daga 26.34 zuwa 5 daƙiƙa.

Anan ne ƙoƙari na farko don samar da haɗin kai wanda ke ba da damar ayyukan sararin mai amfani don faɗakar da damar ƙwaƙwalwar ajiyar dama kafin ɓoye tsarin.

Tunatar da ƙwaƙwalwa a gaba (misali, lokacin da tsarin ba shi da aiki) yana ba da izini
rage girman hoton hibernation kuma yana hanzarta hanzarin da sake dawowa lokaci.

Lokacin yanayin tsabtace al'ada don ƙwaƙwalwar ajiya (image_size = 0) aka kunna akan tsarin, lokacin zuwa yanayin bacci ya ragu daga 73.22 zuwa dakika 5.36 kuma lokacin dawowa daga yanayin bacci bai canza ba (ya ragu da kaso kadan daga dakika, daga dakika 5.32 zuwa dakika 5.26).

Halin da ake amfani da shi na wannan fasalin shine a ba da damar girke-girke a lokutan girke-girke na misalai (misali, tabo [1]) ta hanayar su.

Sanarwar ƙwaƙwalwar ajiyar dama tana da matukar tasiri a cikin saurin lokutan hibernating waɗanda ke ba da adadin ƙwaƙwalwar ajiya da yawa kuma suna kasancewa galibi marasa aiki galibi, ta amfani da ƙaramin aiki kaɗan.

Amfani

Ana iya neman hanyar da aka gabatar a cikin yanayin da ya zama dole a hanzarta zuwa yanayin bacci kuma yana yiwuwa a yi tsammanin buƙatar irin wannan canjin a gaba.

Misali, a cikin tsarin girgije, mahimman muhalli na kama-da-wane (mahimman yanayi a cikin Amazon EC2) na iya shiga cikin nutsuwa da haɓaka memorywa memorywalwar ajiya da aka mamaye yayin amfani da albarkatun farko.

Lokacin da aka rage kaya a saitunan farko, ƙananan mahimman yanayi sun dawo daga yanayin bacci. A cikin waɗannan yanayi, don adana isasshen ingancin sabis, yana da muhimmanci a rage lokacin shiga da fita yanayin bacci.

Za'a iya farawa lokacin tsabtace rigakafin lokacin da wani matakin babban nauyi ya isa, wanda ya riga ya wuce matakin da ke haifar da daskarewa na ƙananan mahimman wurare.

Source: https://lkml.org


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  1. Wanda ke da alhakin bayanan: Miguel Ángel Gatón
  2. Manufar bayanan: Sarrafa SPAM, sarrafa sharhi.
  3. Halacci: Yarda da yarda
  4. Sadarwar bayanan: Ba za a sanar da wasu bayanan ga wasu kamfanoni ba sai ta hanyar wajibcin doka.
  5. Ajiye bayanai: Bayanin yanar gizo wanda Occentus Networks (EU) suka dauki nauyi
  6. Hakkoki: A kowane lokaci zaka iyakance, dawo da share bayanan ka.