Pehea wau e nānā ai i kahi iSCSI LUN hou ma Linux?
Pehea e nānā ai / ʻike i nā LUN hou ma Linux
- 1) Ke hoʻohana nei i ka faila papa / sys. Hiki iā ʻoe ke hoʻohana i ke kauoha echo e nānā i kēlā me kēia mea hoʻokipa scsi e like me lalo. …
- 2) E nānā i ka lun me multipath/powermt. Hiki iā ʻoe ke nānā i ka hoʻonohonoho multipath o kēia manawa me ke kauoha multipath a i ʻole powermt. …
- 3) Ke hoʻohana nei i ka Script. …
- Ka Hopena.
Pehea wau e nānā hou ai i ka waihona ma Linux?
Ma Linux hiki iā mākou ke nānā i ka LUN e hoʻohana ana i ka palapala "rescan-scsi-bus.sh" a i ʻole ka hoʻoulu ʻana i kekahi mau faila hoʻokipa me kekahi mau waiwai. E nānā i ka helu o nā pūʻali i loaʻa ma ka kikowaena. Inā loaʻa iā ʻoe ka helu o nā faila ma lalo o ka papa kuhikuhi / sys/class/fc_host, a laila e hoʻohana i ke kauoha no kēlā me kēia faila hosts ma ke pani ʻana i ka "host0".
Pehea wau e nānā ai i nā LUN hou ma Linux?
E hahai i nā ʻanuʻu ma lalo e nānā i ka LUN hou ma OS a laila ma multipath.
- E nānā hou i nā pūʻali SCSI: # no ka mea hoʻokipa ma 'ls /sys/class/scsi_host' hana echo ${host}; echo “- – -” > /sys/class/scsi_host/${host}/scan hana.
- Hoʻopuka i ka LIP i nā mea hoʻokipa FC:…
- E holo hou i ka palapala mai sg3_utils:
How do I find SCSI information in Linux?
Ma kahi ʻōnaehana pahuhopu iSCSI, type ls -l /dev/disk/by-id at the command line to see any attached iSCSI disks along with their WWID. This works equally well for locally attached SCSI drives.
Pehea wau e hoʻohui ai i kahi disk ma Linux?
Pūnaehana waihona i kau ʻia a i ʻole nā Volume Logical
ʻO kahi ala maʻalahi loa ka hana ʻana i kahi ʻāpana Linux ma ka disk hou. E hana i kahi ʻōnaehana faila Linux ma kēlā mau ʻāpana a laila e kau i ka disk ma kahi kikoʻī mauna i hiki ke komo iā lākou.
He aha ka LUN ma Linux?
Ma ka waihona kamepiula, a helu hui pono, a i ʻole LUN, he helu i hoʻohana ʻia no ka ʻike ʻana i kahi ʻāpana logical, ʻo ia kahi mea i ʻōlelo ʻia e ka protocol SCSI a i ʻole nā protocol Storage Area Network e hoʻopili ana i ka SCSI, e like me Fiber Channel a iSCSI.
Pehea wau e nānā hou ai i nā polokalamu multipath ma Linux?
No ka ʻimi ʻana i nā LUN hou ma ka pūnaewele, e hoʻopau i kēia mau ʻanuʻu:
- Hoʻohou i ka mea hoʻokele HBA ma ka hoʻokomo ʻana a i ʻole ka hoʻonui ʻana i nā faila sg3_utils-*. …
- E hōʻoia i ka hiki ʻana o DMMP.
- E hōʻoia ʻaʻole i kau ʻia nā LUNS e pono e hoʻonui ʻia a ʻaʻole hoʻohana ʻia e nā noi.
- Holo sh rescan-scsi-bus.sh -r .
- Holo multipath -F .
- Holo multipath .
ʻAuhea ʻo LUN WWN ma Linux?
Eia kahi hopena e ʻimi ai i ka helu WWN o HBA a nānā i ka FC Luns.
- E ʻike i ka helu o nā mea hoʻololi HBA.
- E kiʻi i ka WWNN (World Wide Node Number) o ka kāleka HBA a i ʻole FC ma Linux.
- No ka loaʻa ʻana o ka WWPN (World Wide Port Number) o ka kāleka HBA a i ʻole FC ma Linux.
- E nānā i nā mea hou i hoʻohui ʻia a i ʻole e nānā hou i nā LUN i loaʻa ma Linux.
Pehea wau e ʻike ai i nā mea hou ma Linux?
E ʻike pono i nā mea hana i loko o kāu kamepiula Linux a i pili paha iā ia. E uhi mākou i 12 mau kauoha no ka papa inoa ʻana i kāu mau mea pili.
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- Ka mauna Kauoha. …
- ʻO ke Kauoha lsblk. …
- ʻO ke kauoha df. …
- ʻO ke kauoha fdisk. …
- ʻO nā faila /proc. …
- Ke Kauoha lspci. …
- ʻO ke kauoha lsusb. …
- ʻO ke kauoha lsdev.
He aha ka hoʻohana ʻana o ke kauoha fdisk ma Linux?
ʻO fdisk ka mea i kapa ʻia ʻo format disk he kauoha i alakaʻi ʻia i ka dialog ma Linux i hoʻohana ʻia no ka hana ʻana a me ka hoʻoponopono ʻana i ka papa ʻāpana disk. Hoʻohana ʻia ia no ka ʻike, hana, holoi, hoʻololi, hoʻololi i ka nui, kope a hoʻoneʻe i nā ʻāpana ma kahi kīʻaha paʻa me ka hoʻohana ʻana i ka pānaʻi kūkākūkā.
He aha ka multipathing ma Linux?
ʻO ka Device Mapper Multipathing (a i ʻole DM-multipathing) he mea hana multipath maoli ʻo Linux hiki iā ʻoe ke hoʻonohonoho i nā ala I/O he nui ma waena o nā nodes server a me nā ʻāpana waiho i loko o kahi mea hoʻokahi. … Hoʻohui ka Multipathing i nā ala I/O, e hana ana i kahi mea hana hou i loaʻa nā ala i hui ʻia.