On Mon, 2018-09-24 at 08:42 +0100, Alex Kiernan wrote:
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On Wed, Sep 5, 2018 at 8:23 PM Rasmus Villemoes rasmus.villemoes@prevas.dk wrote:
In the case where one deletes an already-non-existing variable, or sets a variable to the value it already has, there is no point in writing the environment back, thus reducing wear on the underlying storage device.
Signed-off-by: Rasmus Villemoes rasmus.villemoes@prevas.dk
If you were running with a redundant env, and you were trying to sync both copies, wouldn't you want a non-changing write to happen?
That is a valid point, I have sometimes used this property to make sure I have a valid env. in both copies.
Jocke