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computing:storage:disk_prep_test
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| Both sides previous revision Previous revision Next revision | Previous revision | ||
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computing:storage:disk_prep_test [2012/04/30 11:10] gcooper |
computing:storage:disk_prep_test [2018/01/17 10:32] (current) gcooper |
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| Line 15: | Line 15: | ||
| Disks support smart? | Disks support smart? | ||
| < | < | ||
| - | sudo smartctl -i /dev/sdf | + | sudo smartctl -i /dev/sdX |
| </ | </ | ||
| Show disk info: | Show disk info: | ||
| < | < | ||
| - | sudo smartctl -a /dev/sdf | + | sudo smartctl -a /dev/sdX |
| </ | </ | ||
| Enable smart: | Enable smart: | ||
| < | < | ||
| - | sudo smartctl -s on -d ata /dev/sdf | + | sudo smartctl -s on -d ata /dev/sdX |
| </ | </ | ||
| Initiate quick health check: | Initiate quick health check: | ||
| < | < | ||
| - | sudo smartctl -d ata -H /dev/sdf | + | sudo smartctl -d ata -H /dev/sdX |
| </ | </ | ||
| Initiate extended self test: | Initiate extended self test: | ||
| < | < | ||
| - | sudo smartctl -d ata -t long /dev/sdf | + | sudo smartctl -d ata -t long /dev/sdX |
| </ | </ | ||
| then | then | ||
| < | < | ||
| - | sudo smartctl -l selftest /dev/sdf | + | sudo smartctl -l selftest /dev/sdX |
| </ | </ | ||
| ==== Badblocks ==== | ==== Badblocks ==== | ||
| - | :!: Badblocks can be hazardous to your data. Make a backup first! | + | :!: Badblocks can be hazardous to your data. |
| + | |||
| + | :!: Running '' | ||
| There are some valid circumstances where you have to use the ' | There are some valid circumstances where you have to use the ' | ||
| Line 51: | Line 53: | ||
| < | < | ||
| - | tune2fs -l /dev/sdf1 | grep Block | + | tune2fs -l /dev/sdX1 | grep Block |
| </ | </ | ||
| Line 59: | Line 61: | ||
| < | < | ||
| - | sudo badblocks -nvs /dev/sdf # entire disk | + | sudo badblocks -nvs /dev/sdX # entire disk |
| - | sudo badblocks -nvs /dev/sdf1 # partition only | + | sudo badblocks -nvs /dev/sdX1 # partition only |
| </ | </ | ||
| === Destructive Test === | === Destructive Test === | ||
| - | This is the best test and uses 4096K blocks for improved speed and saves a log file of bad blocks: | + | This is the best test and uses 4096K blocks for improved speed and saves a log file of bad blocks |
| < | < | ||
| - | sudo badblocks -wvs -b 4096 /dev/sdf | tee badblocks.txt | + | sudo badblocks -wvs -b 4096 /dev/sdX | tee badblocks.txt |
| </ | </ | ||
| Line 77: | Line 79: | ||
| Write zeros to disk (best for making compressible images) (also wipes out MBR): | Write zeros to disk (best for making compressible images) (also wipes out MBR): | ||
| < | < | ||
| - | sudo sh -c "cat /dev/zero > /dev/sdf" | + | sudo sh -c "cat /dev/zero > /dev/sdX" |
| </ | </ | ||
| Line 89: | Line 91: | ||
| Partition a drive: | Partition a drive: | ||
| < | < | ||
| - | sudo fdisk /dev/sdf | + | sudo fdisk /dev/sdX |
| </ | </ | ||
| Line 96: | Line 98: | ||
| Write a DOS MBR (like fdisk /MBR) (may need --force) | Write a DOS MBR (like fdisk /MBR) (may need --force) | ||
| < | < | ||
| - | sudo install-mbr /dev/sdf -v --interrupt n --partition D --timeout 0 | + | sudo install-mbr /dev/sdX -v --interrupt n --partition D --timeout 0 |
| </ | </ | ||
| Note: the syslinux package also includes a mbr.bin file: | Note: the syslinux package also includes a mbr.bin file: | ||
| < | < | ||
| - | sudo dd if=/ | + | sudo dd if=/ |
| </ | </ | ||
| Line 108: | Line 110: | ||
| Linux EXT3: | Linux EXT3: | ||
| < | < | ||
| - | sudo mkfs.ext3 /dev/sdf1 | + | sudo mkfs.ext3 /dev/sdX1 |
| </ | </ | ||
| Line 114: | Line 116: | ||
| Partition the flash device as 'W95 FAT32' and set the ' | Partition the flash device as 'W95 FAT32' and set the ' | ||
| < | < | ||
| - | sudo mkdosfs -F 32 /dev/sdf1 | + | sudo mkdosfs -F 32 /dev/sdX1 |
| </ | </ | ||
| or | or | ||
| < | < | ||
| - | sudo mkfs.vfat -F 32 /dev/sdf1 | + | sudo mkfs.vfat -F 32 /dev/sdX1 |
| </ | </ | ||
computing/storage/disk_prep_test.1335805823.txt.gz · Last modified: 2012/04/30 11:10 by gcooper
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