Kamar yadda muka sani, ƙwaƙwalwar ajiya suna da iyakantacciyar rayuwa, yayin da suke lalacewa tare da bayanan rubuce-rubuce bayan clesan dubun-duban hanyoyi. A ka'ida, don amfanin al'ada wannan bai kamata ya gabatar da wata babbar matsala ba, amma idan muka yi amfani da SD sosai, zai iya haifar da matsaloli (musamman idan muna amfani da raspi azaman saba).
Don haka zamu iya tsawaita rayuwar katin SD ɗin mu a cikin Rasberi Pi kuma duk godiya ga Linux. Manufar shine a rage adadin rubuce-rubuce akan katin SD ɗinmu don ɓoye ƙarin ƙwaƙwalwar ajiya kuma kuskuren bai bayyana da wuri ba.
Don wannan, akwai wasu kyawawan halaye waɗanda dole ne mu aiwatar da su, kamar amfani da SD a yanayin karatu kawai, kamar dai shi LiveCD ne. Wani zaɓi shine rage yawan rubutun da aka yi wa SD godiya ga RAM.
Ta yaya za a yi hakan? Da kyau tare da kayan aiki tmpfs. Domin kwaya ta rubuta zuwa RAM duk lokacin da zai yiwu kuma a guji rubuta SD mara amfani, dole ne mu canza fayil ɗin / etc / fstab. Don wannan za mu ƙara layin:
tmpfs /var/log tmpfs defaults,noatime,nosuid,mode=0755,size=100m 0 0
El kernel za ku iya hawa / var / shiga RAM kuma ku yi amfani da shi don rubutawa a can don kauce wa waɗannan rubutun da in ba haka ba zai tafi SD. Lokacin da ba a buƙatar bayanan ba, RAM ɗin da aka yi amfani da shi za a sake shi. Don haka kawai RAM da ake buƙata ake amfani dashi da inganci.
Kamar yadda muke gani, a layin munyi amfani da "size = 100m" domin a yi amfani da 100MB, amma zaka iya gyara girman da kake so, a koyaushe ka kula kar ka shanye duka RAM. Mun kuma yi amfani da / var / log, amma akwai wasu fayilolin inda kwaya yawanci yakan yi rubutu da yawa, saboda haka za mu iya ƙara wasu layi kamar na baya amma tare da wasu fayilolin kamar: / tmp, / var / tmp, / var / gudu, / var / spool, ...
Ina fatan kun ji dadin dabarar kuma kun same ta da amfani.
Informationarin bayani - OpenSuSE 13.1: don Rasberi Pi