1 files changed, 53 insertions, 0 deletions
diff --git a/abs/core/linhes-scripts/pause-mythcommflag.sh b/abs/core/linhes-scripts/pause-mythcommflag.sh
new file mode 100755
index 0000000..4da808b
--- /dev/null
+++ b/abs/core/linhes-scripts/pause-mythcommflag.sh
@@ -0,0 +1,53 @@
+#!/bin/bash
+# pause-mythcommflag.sh   v0.2  05/21/09
+# Utility to automatically pause & unpause mythcommflag if CPU usage is above a certain level
+# Free for any use.
+# Installation:
+#  cp pause-mythcommflag.sh /usr/LH/bin
+#  chmod +x /usr/LH/bin/pause-mythcommflag.sh
+# Usage: Executed from sv start pause-mythcommflag
+
+# Threshold for when mythcommflag will be paused
+CPUTHRESHOLD=75
+
+# Second Threshold for when mythcommflag is already paused
+PAUSEDCPUTHRESHOLD=45
+
+# Log file to write (change to /dev/null for no log)
+LOG=/var/log/mythtv/pause-mythcommflag.log
+
+# Number of seconds to wait between checking for mythcommflag process
+SLEEP=5
+
+#sleep $SLEEP
+
+touch $LOG
+
+COMMFLAGSTATE=1
+
+while true; do
+    PROCCOMMFLAG=`pidof mythcommflag`
+    if [ -n "${PROCCOMMFLAG}" ]
+    then
+        FRONTENDCPU=`top -bn1u mythtv | grep mythfrontend | awk '{ print $9 }'`
+        if [ $COMMFLAGSTATE -eq 1 ]
+    	then
+	        CPUTHRESHOLD1=$CPUTHRESHOLD
+	    else
+	        CPUTHRESHOLD1=$PAUSEDCPUTHRESHOLD
+	    fi
+        if [ "$FRONTENDCPU" -ge "$CPUTHRESHOLD1" ]
+        then
+#            echo "$(date) FE CPU $FRONTENDCPU% is greater than $CPUTHRESHOLD1%, PAUSE Commflagging" >> $LOG
+            kill -s STOP $PROCCOMMFLAG
+	    COMMFLAGSTATE=0
+        else
+#            echo "$(date) FE CPU $FRONTENDCPU% is less than $CPUTHRESHOLD1%, CONTINUE Commflagging" >> $LOG
+            kill -s CONT $PROCCOMMFLAG
+	    COMMFLAGSTATE=1
+        fi
+#    else
+#        echo "No COMMFLAG Process Active" >> $LOG
+    fi
+    sleep $SLEEP
+done