Using mkrs to Create a Recovery System
The mkrs command constructs a reco very system on remo vable media (or a formatted hard disk driv e). If a system later becomes un bootable due to a corrupt root disk, then y ou can boot your system from the reco very tape. Once booted on the reco very system, y ou can then use the tools it pro vides to repair the corrupt root disk.
Some Options for mkrs
Note | The |
| tape recovery systems. |
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If enough free disk space is a vailable in /usr/tmp (typically |
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option can be used to mak e mkrs create an image of the reco very system in this |
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directory before cop ying it to the reco very media. This option generally sa ves | 5 | |
a great deal of time due to reduced seeking on | ||
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media (cartridge tape and |
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systems, the |
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When creating a |
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(8Mb), the |
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placed on the recovery system. |
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See mkrs 1M for more options with mkrs. |
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Source Device Files |
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By default, mkrs uses the following device les: |
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/dev/update.src |
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/dev/rct/c0 |
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/dev/rct |
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If none of the above defaults exist on the system, one of these devic e les must be created or the
Backing Up, Restoring, and Updating Your Software
FINAL TRIM SIZE : 7.0 in x 8.5 in