* New configuration setting `build-max-jobs' which sets the default

  for the `-j' flag (i.e., the maximum number of jobs to execute in
  parallel).  Useful on multi-processor machines.

1 files changed, 10 insertions, 0 deletions

diff --git a/nix.conf.example b/nix.conf.example
index 13b4cfa3d99b..47973ce4e743 100644
--- a/nix.conf.example
+++ b/nix.conf.example
@@ -68,6 +68,16 @@
 #env-keep-derivations = false
 
 
+### Option `build-max-jobs'
+#
+# This option defines the maximum number of jobs that Nix will try to
+# build in parallel.  The default is 1.  You should generally set it
+# to the number of CPUs in your system (e.g., 2 on a Athlon 64 X2).
+# It can be overriden using the `--max-jobs' / `-j' command line
+# switch.
+#build-max-jobs = 1
+
+
 ### Option `build-allow-root'
 #
 # This option controls Nix's behaviour when it is invoked under the