read commands from STDIN if used as pipe

[dell-switch] / fans

diff --git a/fans b/fans
index a67a6ac..9125c73 100755 (executable)
--- a/fans
+++ b/fans
@@ -1,3 +1,6 @@
+echo "All fans breakdown by status:"
 grep Fan log/*system* | cut -d: -f3 | sort | uniq -c
-grep -B 5 'NOT' log/*system* | egrep '(NOT|Type)'
+echo
+echo "Failing fans:"
+grep -B 15 'NOT' log/*system* | egrep '(NOT|Description|Type)'