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projects:mdadm [2017/01/23 14:03]
siretart created
projects:mdadm [2017/01/23 14:07]
siretart
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 +swap partition may come up read-only:
 +
 +What device is /dev/sda?
 +
 +<​code>​
 +root@vamos2:​~#​ smartctl -i /dev/sda
 +smartctl 6.4 2014-10-07 r4002 [x86_64-linux-3.16.0-4-amd64] (local build)
 +Copyright (C) 2002-14, Bruce Allen, Christian Franke, www.smartmontools.org
 +
 +=== START OF INFORMATION SECTION ===
 +Model Family: ​    ​Western Digital Red (AF)
 +Device Model: ​    WDC WD20EFRX-683UZNO
 +Serial Number: ​   WD-DEADBEEF
 +LU WWN Device Id: 5 0014ee 2b73f71d9
 +Firmware Version: 82.00A82
 +User Capacity: ​   2,​000,​398,​934,​016 bytes [2.00 TB]
 +Sector Sizes: ​    512 bytes logical, 4096 bytes physical
 +Rotation Rate:    5400 rpm
 +Device is:        In smartctl database [for details use: -P show]
 +ATA Version is:   ACS-2 (minor revision not indicated)
 +SATA Version is:  SATA 3.0, 6.0 Gb/s (current: 6.0 Gb/s)
 +Local Time is:    Mon Jan 23 14:06:15 2017 CET
 +SMART support is: Available - device has SMART capability.
 +SMART support is: Enabled
 +</​code>​
 +
 +<​code>​
 +md1 : active (auto-read-only) raid1 sda3[3] sdb3[4](W) sdc3[2]
 +      7811464 blocks super 1.2 [3/3] [UUU]
 +      bitmap: 0/1 pages [0KB], 65536KB chunk
 +</​code>​
 +
 +This is not a problem, and can be fixed with ''​mdadm /dev/md1 --readwrite''​
  
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projects/mdadm.txt ยท Last modified: 2017/01/23 14:08 by siretart