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Joey Hess 2010-10-14 15:05:10 -04:00
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@ -53,10 +53,6 @@ repositories, to check that N copies of the file exist. If enough
repositories cannot be verified to have it, it will retain the file content repositories cannot be verified to have it, it will retain the file content
to avoid data loss. to avoid data loss.
You can later use `git annex --drop --retry` to retry pending drops.
Or you can use `git annex --drop --force $file` to force dropping of
file content.
For example, consider three repositories: Server, Laptop, and USB. Both Server For example, consider three repositories: Server, Laptop, and USB. Both Server
and USB have a copy of a file, and N=1. If on Laptop, you `git annex --get and USB have a copy of a file, and N=1. If on Laptop, you `git annex --get
$file`, this will transfer it from either Server or USB (depending on which $file`, this will transfer it from either Server or USB (depending on which
@ -66,14 +62,15 @@ Suppose you want to free up space on laptop again, and you --drop the file
there. If USB is connected, or Server can be contacted, git-annex can check there. If USB is connected, or Server can be contacted, git-annex can check
that it still has a copy of the file, and the content is removed from that it still has a copy of the file, and the content is removed from
Laptop. But if USB is currently disconnected, and Server also cannot be Laptop. But if USB is currently disconnected, and Server also cannot be
contacted, it can't check that and will retain the file content. contacted, it can't verify that it is safe to drop the file, and will
refuse to do so.
With N=2, in order to drop the file content from Laptop, it would need access With N=2, in order to drop the file content from Laptop, it would need access
to both USB and Server. to both USB and Server.
Note that different repositories can be configured with different values of Note that different repositories can be configured with different values of
N. So just because Laptop has N=2, this does not prevent the number of N. So just because Laptop has N=2, this does not prevent the number of
copies falling to 1, when USB and Server have N=1, and of they have the copies falling to 1, when USB and Server have N=1, and if they have the
only copies of a file. only copies of a file.
## the .git-annex directory ## the .git-annex directory