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describe sv check

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Neale Pickett 2015-02-02 21:33:05 -07:00
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@ -141,6 +141,15 @@ to make sure a dependency has started.
`sv down foo` tells runsv to strive to have the `foo` service down. `sv down foo` tells runsv to strive to have the `foo` service down.
(`runsv` will try to kill it.) (`runsv` will try to kill it.)
`sv check foo` will check if the desired state is the actual state.
This means if you asked for `foo` to be up,
it will return 0 if and only if it's up.
But it also means that if you asked for `foo` to be down,
it will return 0 if and only if it's down.
There's a good chance you actually want `sv -v up foo` instead.
I never use `sv check`, personally,
but I'm listing it here because it seems to confuse people.
There are more `sv` commands, There are more `sv` commands,
but these are the ones I use most frequently. but these are the ones I use most frequently.