La I-UUID (iZazisi eziManyeneyo zeHlabathi) sisazisi esahlukileyo esichaza ngokwahlukeneyo isahlulelo senkqubo yefayile okanye i-FS. Yikhowudi esemgangathweni esetyenziswa kwiLinux onokuyibona kwi / etc / fstab, umzekelo, kwaye yenziwe ngee-byte ezili-16, oko kukuthi, i-128 bits. Ke ngoko, inamalungu angama-36 alphanumeric ahlukaniswe ngamaqela amahlanu ngefomathi: 8-4-4-4-12. Oko kunika iikhowudi ezininzi kwaye ithuba leekhowudi ezimbini zokuthelekisa liphantsi kakhulu.
Umzekelo, iUUID eqhelekileyo ingangama-6700b9562-d30b-5d52-82bc-655787665500. Ewe, ukuba ufumanisa ukuba ulawula inkqubo ye-GNU / Linux kwaye ufuna ukuyitshintsha nangasiphi na isizathu, ngoku uza kubona indlela ungayiguqula ngokulula. Kodwa ngaphambi koko, ndiza kukubonisa ukuba ungazibona njani i-UUIDs zesahlulelo sakho esikhona kwi-distro yakho ngokwenza nayiphi na le miyalelo ilandelayo:
cat /etc/fstab
sudo blkid|grep UUID
Kodwa ukuba uyafuna jonga iUUID yesahlulelo esithile okanye isixhobo, ungayenza ngolu hlobo:
sudo blkid | grep sdd4
Nje ukuba wazi iiUUID, ungayitshintsha ngendlela elula ngalo myalelo ulandelayo, ucinga ukuba nalu ulwahlulo ofuna ukulitshintsha kwi-UUID:
umount /dev/sdd4
tune2fs /dev/sdd4 -U random
Njengoko ubona, kufuneka qala wehlise ulwahlulo ufuna ukuguqula, emva koko usebenzise lo myalelo ulandelayo ukuze ivelise iUUID entsha ngokungacwangciswanga kwaye emva koko unokujonga iUUID yesahlulelo kwakhona ukuqinisekisa ukuba itshintshile.
Ungalibali ukuguqula i-UUID kwicandelo elihambelanayo le / etc / fstab nokuba. ukuba isahlulelo sikule fayile ukuze inyuswe ngokuzenzekelayo ngenkqubo yokuqalisa. Ngaphandle koko kuya kubakho iingxaki ezingaziboni i-UUID. Unokukopa i-UUID ebonisiweyo kwaye uyincamathisele kwindawo efanelekileyo ye-fstab ukubuyisela endala usebenzisa umhleli wombhalo owuthandayo ...