Ngiskena kanjani i-iSCSI LUN entsha ku-Linux?
Ungaskena/Uwathole Kanjani ama-LUN amasha ku-Linux
- 1) Ukusebenzisa ifayela le-/sys class. Ungasebenzisa umyalo we-echo ukuze uskene idivayisi ngayinye ye-scsi host njengoba ngezansi. …
- 2) Skena i-lun nge-multipath/powermt. Ungahlola ukusethwa kwe-multipath kwamanje usebenzisa i-multipath noma umyalo we-powermt. …
- 3) Ukusebenzisa iskripthi. …
- Isiphetho.
Ngiskena kanjani kabusha isitoreji ku-Linux?
Ku-Linux singakwazi ukuskena ifayela le- Ama-LUN asebenzisa umbhalo othi “rescan-scsi-bus.sh” noma ukuqalisa amanye amafayela osokhaya wedivayisi anamanani athile. Qaphela inani labasingathi abatholakala kuseva. Uma unenombolo eyengeziwe yefayela labasingathi ngaphansi kohla lwemibhalo /sys/class/fc_host, bese usebenzisa umyalo wefayela ngalinye labasingathi ngokufaka elithi “host0”.
Ngiskena kanjani ama-LUN amasha ku-Linux?
Landela lezi zinyathelo ezingezansi ukuze uskene i-LUN entsha ku-OS bese wenza izindlela eziningi.
- Skena kabusha ababungazi be-SCSI: # ukuze uthole umsingathi ku-'ls /sys/class/scsi_host' yenza i-echo ${host}; echo “- – -” > /sys/class/scsi_host/${host}/scan done.
- Khipha i-LIP kubasingathi be-FC:…
- Qalisa ukuskena kabusha iskripthi kusuka ku-sg3_utils:
Ngiluthola kanjani ulwazi lwe-SCSI ku-Linux?
Kuhlelo lwethagethi ye-iSCSI, thayipha ls -l /dev/disk/by-id kulayini womyalo ukuze ubone noma yimaphi amadiski e-iSCSI anamathiselwe kanye ne-WWID yabo. Lokhu kusebenza kahle ngokulinganayo kumadrayivu e-SCSI anamathiselwe endaweni.
Ngilengeza kanjani idiski ku-Linux?
I-Mouted File-systems noma Amavolumu Anengqondo
Enye indlela elula kakhulu ukudala ukwahlukanisa kwe-Linux kudiski entsha. Dala isistimu yefayela ye-Linux kulezo ziqephu bese ukhweza idiski endaweni ethile ukuze zifinyeleleke.
Iyini i-LUN ku-Linux?
Endaweni yokugcina ikhompuyutha, a inombolo yeyunithi enengqondo, noma i-LUN, inombolo esetshenziselwa ukukhomba iyunithi enengqondo, okuyidivayisi eqondiswe iphrothokholi ye-SCSI noma iphrothokholi Yenethiwekhi Yendawo Yesitoreji ehlanganisa i-SCSI, njenge-Fiber Channel noma i-iSCSI.
Ngiwaskena kanjani kabusha amadivayisi we-multipath ku-Linux?
Ukuze uskene ku-inthanethi ama-LUN amasha, qedela lezi zinyathelo ezilandelayo:
- Buyekeza umshayeli we-HBA ngokufaka noma ngokubuyekeza amafayela sg3_utils-*. …
- Qinisekisa ukuthi i-DMMP ivuliwe.
- Qinisekisa ukuthi ama-LUNS adinga ukunwetshwa awakhwezwanga futhi awasetshenziswa izinhlelo zokusebenza.
- Qalisa sh rescan-scsi-bus.sh -r .
- Qalisa izindlela eziningi -F .
- Qalisa izindlela eziningi .
Iphi i-LUN WWN ku-Linux?
Nasi isixazululo sokuthola inombolo ye-WWN ye-HBA nokuskena i-FC Luns.
- Khomba inombolo yama-adaptha e-HBA.
- Ukuze uthole i-WWNN (World Wide Node Number) yekhadi le-HBA noma le-FC ku-Linux.
- Ukuze uthole i-WWPN (World Wide Port Number) yekhadi le-HBA noma le-FC ku-Linux.
- Skena okusanda kungezwa noma skena kabusha ama-LUN akhona ku-Linux.
Ngiwathola kanjani amadivayisi amasha ku-Linux?
Thola ukuthi yimaphi amadivaysi angaphakathi kwekhompyutha yakho ye-Linux noma axhumeke kuyo. Sizofaka imiyalo engu-12 yokufaka kuhlu amadivayisi akho axhunyiwe.
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- I-Mount Command. …
- Umyalo we-lsblk. …
- I-df Command. …
- I-Fdisk Command. …
- I/proc Amafayela. …
- I-lspci Command. …
- I-lsusb Command. …
- Umyalo we-lsdev.
Kuyini ukusetshenziswa komyalo we-fdisk ku-Linux?
I-fdisk eyaziwa nangokuthi idiski yefomethi iwumyalo oqhutshwa yingxoxo ku-Linux esetshenziswa ngokudala kanye nokukhohlisa ithebula lokuhlukanisa idiski. Isetshenziselwa ukubuka, ukudala, ukususa, ukushintsha, ukushintsha usayizi, ukukopisha nokuhambisa izingxenye ze-hard drive usebenzisa isixhumi esibonakalayo esiqhutshwa yingxoxo.
Kuyini ukuphindaphinda ku-Linux?
I-Device Mapper Multipathing (noma i-DM-multipathing) iyithuluzi le-Linux le-multipath lendabuko, elisebenzayo ikuvumela ukuthi ulungiselele izindlela eziningi ze-I/O phakathi kwamanodi eseva nezinhlelo zesitoreji kudivayisi eyodwa. … Ukuphindaphinda kuhlanganisa izindlela ze-I/O, kwakheka idivayisi entsha ehlanganisa izindlela ezihlanganisiwe.