Ukuseta ngeNVMe kwiLinux

Uhlobo lomhla.

Ndandifuna ukutsala ingqalelo yoluntu kwinqaku leLinux xa usebenza ngee-NVMe SSD ezininzi kwinkqubo enye. Iya kufaneleka ngakumbi kwabo bathanda ukwenza ii-RAID zesoftware ukusuka kwiNVMe.

Ndiyathemba ukuba ulwazi olungezantsi luya kunceda ukukhusela idatha yakho kunye nokuphelisa iimpazamo ezicaphukisayo.

Sonke siqhele le logic ilandelayo yeLinux xa usebenza ngezixhobo zebhlokhi:
Ukuba ifowuni ibizwa ngokuba yi / dev / sda ngoko izahlulo kuyo ziya kuba / dev / sda1, / dev / sda2, njl.
Ukujonga iimpawu ze-SMART, sisebenzisa into efana ne-smartctl -a /dev/sda, kwaye uyifomethe kwaye ungeze izahlulo kuluhlu, njenge /dev/sda1.

Sonke siqhelene ne-axiom yokuba / dev / sda1 ibekwe kwi / dev / sda. Kwaye, ukuba ngenye imini i-SMART ibonisa ukuba / i-dev / i-sda iphantse yafa, ngu / dev / sda1 ukuba siya kulahla ngaphandle kwe-RAID uluhlu lokubuyisela.

Kuyavela ukuba lo mgaqo awusebenzi xa usebenza nge-NVMe Namespaces. Ubungqina:

nvme list && ( smartctl -a /dev/nvme0 && smartctl -a /dev/nvme1  && smartctl -a /dev/nvme2 ) | grep Serial
Node             SN                   Model                                    Namespace Usage                      Format           FW Rev  
---------------- -------------------- ---------------------------------------- --------- -------------------------- ---------------- --------
/dev/nvme0n1     S466NX0K72XX06M      Samsung SSD 970 EVO 500GB                1          96.92  GB / 500.11  GB    512   B +  0 B   1B2QEXE7
/dev/nvme1n1     S466NX0K43XX48W      Samsung SSD 970 EVO 500GB                1          91.00  GB / 500.11  GB    512   B +  0 B   1B2QEXE7
/dev/nvme2n1     S466NX0K72XX01A      Samsung SSD 970 EVO 500GB                1           0.00   B / 500.11  GB    512   B +  0 B   1B2QEXE7
Serial Number:                      S466NX0K72XX06M
Serial Number:                      S466NX0K72XX01A
Serial Number:                      S466NX0K43XX48W

Umfundi onobuqili wothelekiso lwenombolo yothotho uya kuqaphela ukuba i/dev/nvme1n1 ibekwe kwi/dev/nvme2, kwaye ngokuchaseneyo.

P.S.

Ndinqwenela ukuba ungaze ususe i-NVMe SSD yokugqibela kuluhlu lwe-RAID.

umthombo: www.habr.com

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