我的旧 Synology 服务器 (cs407s) 死机了。所以我试图从磁盘中检索数据。我有 RAID 5 的树磁盘。我尝试在运行 grml 的计算机上安装该磁盘。
# 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
和
# 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
信息命令的输出：
“查看哪些设备没有明显的元数据”
# 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.
“看看我们有什么信息”
# 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`
关于如何从这里继续进行有什么建议吗？
注意：我在 8 年前通过 dsm 软件安装了这个。所以，我可能使用了默认值。我不知道这是shr还是传统的raid。