Hoto na Gerd Altmann en Pixabay
Kwanan nan labari ya bazu cewa kamfanin veeam, (kamfanin da ke samar da software na madadin da kuma dawo da bala'i), ya ba da shawarar cewa a haɗa tsarin blksnap a cikin kernel na Linux tare da aiwatar da tsarin don ƙirƙirar hotuna na toshe na'urorin da kuma bin canje-canje a cikin na'urorin toshe.
Dalilin de ƙirƙira module ɗin shine don tsara madadin kwamfyutocin kwamfyutoci da faifai ba tare da dakatar da aikin ba, wannan an yi niyya ne don ƙirar don ba da damar ɗaukar halin yanzu na duk na'urar toshewa a cikin hoto, yana ba da keɓantaccen yanki don madadin da bai dogara da canje-canje masu gudana ba.
Sannun ku.
Ina ba da shawarar fasalin fasalin blksnap kernel don la'akari da ku. Yana ba ku damar ƙirƙirar hotuna marasa dawwama na kowace na'urar toshewa. Babban manufar irin waɗannan hotunan shine ƙirƙirar madadin na'urorin toshewa.
Ana ƙirƙira hoton hoto lokaci guda don na'urorin toshewa da yawa, yana tabbatar da daidaiton juna a madadin su.
An ambata cewa wani muhimmin fasali ta blksnap shine ikon ƙirƙirar hotuna lokaci guda don na'urorin toshe da yawa a lokaci ɗaya, ba da izini ba kawai don tabbatar da amincin bayanai a matakin na'urar toshe ba, har ma don cimma daidaito a cikin yanayin na'urorin toshe daban-daban a cikin madadin.
Don bin diddigin canje-canje ga tsarin toshe na'urar (bdev), an ƙara ikon haɗa abubuwan tacewa waɗanda ke ba ku damar satar buƙatun I/O. blksnap yana aiwatar da tacewa wanda ke katse buƙatun rubutu, yana karanta tsohuwar ƙima, kuma yana adana shi zuwa jerin canje-canje daban wanda ke ƙayyade yanayin hoton.
Da wannan hanyar, dabarar aiki tare da na'urar toshe ba ta canzawa, Ana yin rikodi zuwa na'urar toshe na asali kamar yadda yake, ba tare da la'akari da hotuna ba, wanda ya kawar da yiwuwar lalata bayanai kuma yana hana matsaloli ko da a cikin lokuta na kuskuren kuskure. cikin blksnap da mamaye sararin da aka yi niyya don canje-canje.
Za a iya amfani da kewayon sassa na sabani akan kowace na'urar toshe don adana canje-canje nan take. Ana iya ƙara girman canjin canjin bayan an ƙirƙiri hoto ta ƙara sabbin sashe.
Wannan yana ba ku damar ƙirƙirar kantin sayar da diff guda ɗaya akan tsarin fayil wanda zai iya mamaye duk sararin na'urar toshewa da haɓaka kantin sayar da diff kamar yadda ake buƙata.
Matakan Hakanan yana ba da damar sanin waɗanne tubalan da aka canza tsakanin sabbin hotuna da duk wani hoto na baya, wanda zai iya zama da amfani ga mai amfani don aiwatar da kari.
Game da ɓangaren adana canje-canje, dangane da yanayin hoton, an ambaci cewa za a iya sanya kewayon sassa na sabani akan kowace na'urar toshe, yana ba ku damar adana canje-canje don raba fayiloli a cikin FS akan na'urorin toshe. Ana iya ƙara girman yankin don adana canje-canje a kowane lokaci, koda bayan an ƙirƙiri hoton.
Don yin aiki tare da hotuna, an shirya kayan aikin layin umarni na blksnap da ɗakin karatu na blksnap.so, waɗanda ke ba ku damar yin hulɗa tare da tsarin kernel ta hanyar kiran ioctl daga sararin mai amfani.
Blksnap ya dogara ne akan lambar ƙirar veeamsnap, wanda wani ɓangare ne na Veeam Agent don Linux samfurin, amma an sake tsara shi don ƙayyadaddun jigilar kayayyaki a cikin babban ɓangaren kernel na Linux.
Bambancin ra'ayi tsakanin blksnap da veeamsnap shine amfani da tsarin tacewa da ke haɗe zuwa na'urar toshe, maimakon wani ɓangaren bdevfilter na daban wanda ke hana I/O.
Finalmente idan kuna sha'awar ƙarin sani game da shi, za ku iya duba cikakkun bayanai a cikin jerin aikawasiku A cikin mahaɗin mai zuwa.