diff options
Diffstat (limited to 'doc/manual/opt-common.xml')
| -rw-r--r-- | doc/manual/opt-common.xml | 30 |
1 files changed, 16 insertions, 14 deletions
diff --git a/doc/manual/opt-common.xml b/doc/manual/opt-common.xml index fb35c1a74..467959f19 100644 --- a/doc/manual/opt-common.xml +++ b/doc/manual/opt-common.xml @@ -35,33 +35,33 @@ <variablelist> <varlistentry><term>0</term> - <listitem><para><quote>Errors only</quote>: only print messages + <listitem><para>“Errors only”: only print messages explaining why the Nix invocation failed.</para></listitem> </varlistentry> <varlistentry><term>1</term> - <listitem><para><quote>Informational</quote>: print + <listitem><para>“Informational”: print <emphasis>useful</emphasis> messages about what Nix is doing. This is the default.</para></listitem> </varlistentry> <varlistentry><term>2</term> - <listitem><para><quote>Talkative</quote>: print more informational + <listitem><para>“Talkative”: print more informational messages.</para></listitem> </varlistentry> <varlistentry><term>3</term> - <listitem><para><quote>Chatty</quote>: print even more + <listitem><para>“Chatty”: print even more informational messages.</para></listitem> </varlistentry> <varlistentry><term>4</term> - <listitem><para><quote>Debug</quote>: print debug + <listitem><para>“Debug”: print debug information.</para></listitem> </varlistentry> <varlistentry><term>5</term> - <listitem><para><quote>Vomit</quote>: print vast amounts of debug + <listitem><para>“Vomit”: print vast amounts of debug information.</para></listitem> </varlistentry> @@ -120,19 +120,21 @@ <listitem> - <para>Whenever Nix attempts to realise a derivation for which a - closure is already known, but this closure cannot be realised, fall - back on normalising the derivation.</para> + <para>Whenever Nix attempts to build a derivation for which + substitutes are known for each output path, but realising the output + paths through the substitutes fails, fall back on building the + derivation.</para> <para>The most common scenario in which this is useful is when we have registered substitutes in order to perform binary distribution from, say, a network repository. If the repository is down, the realisation of the derivation will fail. When this option is - specified, Nix will build the derivation instead. Thus, binary - installation falls back on a source installation. This option is - not the default since it is generally not desirable for a transient - failure in obtaining the substitutes to lead to a full build from - source (with the related consumption of resources).</para> + specified, Nix will build the derivation instead. Thus, + installation from binaries falls back on nstallation from source. + This option is not the default since it is generally not desirable + for a transient failure in obtaining the substitutes to lead to a + full build from source (with the related consumption of + resources).</para> </listitem> |