Draw attention to the need for separate Mille dirs for cluster jobs

1 files changed, 3 insertions, 1 deletions

diff --git a/doc/man/align_detector.1.md b/doc/man/align_detector.1.md
index f5991641..ec16f87b 100644
--- a/doc/man/align_detector.1.md
+++ b/doc/man/align_detector.1.md
@@ -31,7 +31,9 @@ Next, run **indexamajig** as usual, but with option **--mille**.  This will
 produce several files named **mille-data-0.bin**, **mille-data-1.bin**,
 **mille-data-2.bin** and so on - as many files as there were indexamajig
 subprocesses (set with **indexamajig -j**).  Use option **--mille-dir** to
-put these files in a useful location.
+put these files in a useful location.  If you are splitting the indexamajig
+processing across a cluster, be aware that each sub-task needs to have its
+own directory for **--mille-dir**.  See scripts/turbo-index-slurm for details.
 
 Finally, run **align_detector**, giving it the input geometry file, the "Mille"
 files, a refinement level and a filename for the updated geometry file.  The