Warn against one cache-root shared over NFS

The advice was only in the v2.11.0 upgrade notes in CHANGE.txt.

1 file changed, 5 insertions, 3 deletions

diff --git a/MANUAL.txt b/MANUAL.txtindex c95b67e..88036de 100644--- a/MANUAL.txt+++ b/MANUAL.txt@@ -75,9 +75,11 @@ cache-max-slot-size::  cache-root:: 	Path used to store the cgit cache entries. A scan-path keeps its cached-	result under the value defined prior to it. Default value:-	"/var/cache/cgit". See also: "Macro expansion" and the note on ownership-	under "The cache".+	result under the value defined prior to it. Hosts sharing one cache-root+	over NFS mounted with local_lock=flock or local_lock=all do not see each+	other's locks and can rebuild the same entry at once, so give each host+	a cache-root of its own on local disk. Default value: "/var/cache/cgit".+	See also: "Macro expansion" and the note on ownership under "The cache".  cache-scan-ttl:: 	Number which specifies the time-to-live, in minutes, for the result of
diff --git a/MANUAL.txt b/MANUAL.txt
index c95b67e..88036de 100644
--- a/MANUAL.txt
+++ b/MANUAL.txt
@@ -75,9 +75,11 @@ cache-max-slot-size::
 
 cache-root::
 	Path used to store the cgit cache entries. A scan-path keeps its cached
-	result under the value defined prior to it. Default value:
-	"/var/cache/cgit". See also: "Macro expansion" and the note on ownership
-	under "The cache".
+	result under the value defined prior to it. Hosts sharing one cache-root
+	over NFS mounted with local_lock=flock or local_lock=all do not see each
+	other's locks and can rebuild the same entry at once, so give each host
+	a cache-root of its own on local disk. Default value: "/var/cache/cgit".
+	See also: "Macro expansion" and the note on ownership under "The cache".
 
 cache-scan-ttl::
 	Number which specifies the time-to-live, in minutes, for the result of