Linus Torvalds ya ce rashin hikima ne a yi amfani da ZFS a kan Linux

A yayin tattaunawar game da gwaje-gwaje na Aikin Linux, daya daga cikin mahalarta a cikin tattaunawar ya ba da misali gaskiyar cewa duk da maganganun game da bukata don kula da daidaito yayin haɓaka kwafin Linux, canje-canje na kwanan nan zuwa kwaya ya katse daidai ZFS module aiki akan Linux.

Linus Torvalds ya amsa da cewa Ka'idar "babu masu amfani da ita" tana nufin kiyaye abubuwan da ke amfani da kwaya ta waje wadanda aikace-aikace ke amfani da su a sararin masu amfani, da kuma kwaya ita kanta. Amma baya rufe wasu abubuwanda aka tsara daban daban akan kernel waɗanda ba a yarda da su a cikin ginshiƙan cibiya ba, waɗanda marubutan da ke cikin kasadarsu dole ne su bi sauye-sauyen da ke tsakiya.

Game da aikin ZFS akan Linux, Linus bai bada shawarar amfani da zfs module ba saboda rashin daidaiton lasisin CDDL da GPLv2.

Halin ya kasance kamar haka, saboda manufofin lasisin Oracle, damar da ZFS zata iya wata rana shigar da ginshikin mahimmin siriri ne.

Tunda matakan da aka gabatar don kaucewa rashin daidaiton lasisi, wanda ke fassara samun dama zuwa manyan ayyuka don lambar waje, yanke shawara ce mai ban tsoro.

Iyakar abin da zaɓi wanda Linus zai yarda da karɓar lambar ZFS a cikin babban kwaya shine samun izini daga Oracle, Tabbatar da babban lauya kuma mafi kyau daga Larry Ellison kansa.

Matsakaiciyar mafita, kamar yadda yadudduka tsakanin kwaya da lambar ZFSba karbu bane, an ba Oracle ƙaƙƙarfan ka'ida game da ilimin ilimi a kan abubuwan da ke tattare da shirin (misali gwajin Google na Java API).

Har ila yau, Linus na ganin sha'awar amfani da ZFS a matsayin haraji ne kawai na zamani kuma ba fa'idodin fasaha ba. Gwaje-gwajen aikin da Linus ya yi karatu ba su bayar da shaidar goyon bayan ZFS ba kuma rashin cikakken goyon baya baya bada garantin kwanciyar hankali na dogon lokaci.

An rarraba ZFS a ƙarƙashin lasisin CDDL kyauta wanda bai dace da GPLv2 ba tunda baya bada izinin haɗa ZFS a cikin Linux a cikin babban reshe na kernel ɗin Linux, tunda haɗa lambar a ƙarƙashin lasisin GPLv2 da CDDL ba abin karɓa bane.

Don kaucewa wannan rashin jituwa lasisi, aikin ZFS akan Linux sun yanke shawarar rarraba samfuran gabaɗaya ƙarƙashin lasisin CDDL azaman ɗakunan da za a iya sauke shi daban, wanda aka bayar daban da kwaya.

Yiwuwar rarraba tsarin ZFS ɗin da aka gama a matsayin ɓangare na rarrabawa yana haifar da rikici tsakanin lauyoyi.

Lauyoyin Kwarewar 'Yancin Software (SFC) yi imani da isar da tsarin kwaya binary a cikin kunshin rarrabawa yana samar da samfur haɗe tare da GPL wanda ke buƙatar rarraba aikin ƙarshe a ƙarƙashin GPL.

Lauyoyi basu yarda da hakan ba da jayayya cewa an ba da izini na zfs idan an kawo kayan a matsayin kwandon kai tsaye, rabu da babban kunshin. Bayanan canonical cewa rarrabawa sun daɗe suna amfani da irin wannan hanyar don samar da direbobi masu mallakar, kamar direbobin NVIDIA.

Sauran gefen ya amsa cewa matsalar karfinsu tare da kernel a cikin direbobi masu mallakar an warware ta ta hanyar samar da ƙaramin layin da aka rarraba ƙarƙashin lasisin GPL (An ƙaddamar da ƙirar a ƙarƙashin lasisin GPL a cikin kwaya, wanda ya riga ya ɗora kayan haɗin mallakar).

Don ZFS, ana iya shirya wannan shimfidar ne kawai idan Oracle ya samar da keɓaɓɓun lasisi. A kan Oracle Linux, an warware rashin daidaiton GPL ta hanyar samar da Oracle tare da keɓance lasisi wanda ke cire buƙatar lasisi don aikin CDDL haɗi, amma wannan banbancin bai shafi sauran rarrabawa ba.

Matsalar aiki shine don samar da lambar tushe ta koyaushe a cikin rarrabawa, wanda ba ya haifar da haɗi kuma ana ɗaukarsa azaman isar da samfuran samfuran guda biyu. Debian tana amfani da tsarin DKMS (Dynamic Kernel Module Support) don wannan, inda aka ba da ƙirar a cikin lambar tushe kuma aka haɗa akan tsarin mai amfani, nan da nan bayan an sanya kunshin.

Source: https://www.realworldtech.com/