내 이전 Synology 서버(cs407s)가 정지되었습니다. 그래서 디스크에서 데이터를 검색하려고 합니다. RAID 5 트리 디스크가 있습니다. grml을 실행하는 머신에 디스크를 마운트해 보았습니다.
# lsblk
sda 8:0 0 465.8G 0 disk
├─sda1 8:1 0 768.7M 0 part
├─sda2 8:2 0 384.4M 0 part
└─sda3 8:3 0 464.5G 0 part
sdb 8:16 0 465.8G 0 disk
├─sdb1 8:17 0 768.7M 0 part
├─sdb2 8:18 0 384.4M 0 part
└─sdb3 8:19 0 464.5G 0 part
sdc 8:32 0 465.8G 0 disk
├─sdc1 8:33 0 768.7M 0 part
├─sdc2 8:34 0 384.4M 0 part
└─sdc3 8:35 0 464.5G 0 part
그리고
# mdadm --assemble --scan -v :(
mdadm: looking for devices for further assembly
mdadm: no recogniseable superblock on /dev/loop0
mdadm: no recogniseable superblock on /dev/sdc3
mdadm: no recogniseable superblock on /dev/sdc2
mdadm: no recogniseable superblock on /dev/sdc1
mdadm: Cannot assemble mbr metadata on /dev/sdc
mdadm: no recogniseable superblock on /dev/sda3
mdadm: no recogniseable superblock on /dev/sda2
mdadm: no recogniseable superblock on /dev/sda1
mdadm: Cannot assemble mbr metadata on /dev/sda
mdadm: no recogniseable superblock on /dev/sdb3
mdadm: no recogniseable superblock on /dev/sdb2
mdadm: no recogniseable superblock on /dev/sdb1
mdadm: Cannot assemble mbr metadata on /dev/sdb
mdadm: No arrays found in config file or automatically
info 명령의 출력:
"명백한 메타데이터가 없는 기기를 확인하세요."
# mdadm --examine /dev/sd* > /dev/null
mdadm: No md superblock detected on /dev/sda1.
mdadm: No md superblock detected on /dev/sda2.
mdadm: No md superblock detected on /dev/sda3.
mdadm: No md superblock detected on /dev/sdb1.
mdadm: No md superblock detected on /dev/sdb2.
mdadm: No md superblock detected on /dev/sdb3.
mdadm: No md superblock detected on /dev/sdc1.
mdadm: No md superblock detected on /dev/sdc2.
mdadm: No md superblock detected on /dev/sdc3.
"우리가 어떤 정보를 가지고 있는지 확인해 보세요"
# mdadm --examine /dev/sd* 2> /dev/null
/dev/sda: MBR Magic : aa55
Partition[0] : 1574307 sectors at 63 (type fd)
Partition[1] : 787185 sectors at 1574370 (type fd)
Partition[2] : 974133405 sectors at 2634660 (type fd)
/dev/sdb: MBR Magic : aa55
Partition[0] : 1574307 sectors at 63 (type fd)
Partition[1] : 787185 sectors at 1574370 (type fd)
Partition[2] : 974133405 sectors at 2634660 (type fd)
/dev/sdc: MBR Magic : aa55
Partition[0] : 1574307 sectors at 63 (type fd)
Partition[1] : 787185 sectors at 1574370 (type fd)
Partition[2] : 974133405 sectors at 2634660 (type fd)
# pvscan
WARNING: Failed to connect to lvmetad. Falling back to device scanning.
No matching physical volumes found`
여기에서 진행하는 방법에 대한 제안이 있으십니까?
참고: 저는 8년 전에 dsm 소프트웨어를 통해 이것을 설치했습니다. 그래서 아마도 기본값을 사용했을 것입니다. 이게 슈르 레이드인지 전통적인 레이드인지는 모르겠습니다.