diff --git a/bin/slaves.sh b/bin/slaves.sh
index c8fb5ca473699333c671422cdd6428fe5c4b855f..752565b759f77384b169f917bf212a474abd59ae 100755
--- a/bin/slaves.sh
+++ b/bin/slaves.sh
@@ -42,7 +42,7 @@ bin=`cd "$bin"; pwd`
. "$bin/spark-config.sh"
# If the slaves file is specified in the command line,
-# then it takes precedence over the definition in
+# then it takes precedence over the definition in
# spark-env.sh. Save it here.
HOSTLIST=$SPARK_SLAVES
@@ -58,8 +58,6 @@ if [ "$HOSTLIST" = "" ]; then
fi
fi
-echo $"${@// /\\ }"
-
# By default disable strict host key checking
if [ "$SPARK_SSH_OPTS" = "" ]; then
SPARK_SSH_OPTS="-o StrictHostKeyChecking=no"
diff --git a/bin/spark-daemon.sh b/bin/spark-daemon.sh
index f01ff84d95a04de387514a02a386f1fe3c0e5c45..5bfe967fbfaeb76729ae3a30b81287cfb6021b55 100755
--- a/bin/spark-daemon.sh
+++ b/bin/spark-daemon.sh
@@ -75,6 +75,9 @@ if [ "$SPARK_IDENT_STRING" = "" ]; then
export SPARK_IDENT_STRING="$USER"
fi
+
+export SPARK_PRINT_LAUNCH_COMMAND="1"
+
# get log directory
if [ "$SPARK_LOG_DIR" = "" ]; then
export SPARK_LOG_DIR="$SPARK_HOME/logs"
@@ -122,12 +125,19 @@ case $startStop in
rsync -a -e ssh --delete --exclude=.svn --exclude='logs/*' --exclude='contrib/hod/logs/*' $SPARK_MASTER/ "$SPARK_HOME"
fi
- spark_rotate_log $log
+ spark_rotate_log "$log"
echo starting $command, logging to $log
cd "$SPARK_PREFIX"
nohup nice -n $SPARK_NICENESS "$SPARK_PREFIX"/spark-class $command "$@" >> "$log" 2>&1 < /dev/null &
- echo $! > $pid
- sleep 1; head "$log"
+ newpid=$!
+ echo $newpid > $pid
+ sleep 2
+ # Check if the process has died; in that case we'll tail the log so the user can see
+ if ! kill -0 $newpid >/dev/null 2>&1; then
+ echo "failed to launch $command:"
+ tail -2 "$log" | sed 's/^/ /'
+ echo "full log in $log"
+ fi
;;
(stop)
diff --git a/bin/start-slaves.sh b/bin/start-slaves.sh
index dad7c3df765c6a09690038a4eddbc43ee65c0171..00dc4888b2e95220b2ea8ec4bcc32810a7235bfc 100755
--- a/bin/start-slaves.sh
+++ b/bin/start-slaves.sh
@@ -35,8 +35,6 @@ if [ "$SPARK_MASTER_IP" = "" ]; then
SPARK_MASTER_IP=`hostname`
fi
-echo "Master IP: $SPARK_MASTER_IP"
-
# Launch the slaves
if [ "$SPARK_WORKER_INSTANCES" = "" ]; then
exec "$bin/slaves.sh" cd "$SPARK_HOME" \; "$bin/start-slave.sh" 1 spark://$SPARK_MASTER_IP:$SPARK_MASTER_PORT
diff --git a/bin/stop-all.sh b/bin/stop-all.sh
index a043ac0095b48873ac3fb1a0613c0574b88fcf02..b6c83a7ba4c7df08aafa58f7e7a772e0d98452c9 100755
--- a/bin/stop-all.sh
+++ b/bin/stop-all.sh
@@ -20,6 +20,7 @@
# Start all spark daemons.
# Run this on the master nde
+
bin=`dirname "$0"`
bin=`cd "$bin"; pwd`
diff --git a/core/src/main/scala/spark/deploy/worker/ui/WorkerWebUI.scala b/core/src/main/scala/spark/deploy/worker/ui/WorkerWebUI.scala
index 717619f80d14dc029e0d3d61459d173b90d0f7e5..0a75ad8cf4a0ab05051dc99a356631b17c4e8bff 100644
--- a/core/src/main/scala/spark/deploy/worker/ui/WorkerWebUI.scala
+++ b/core/src/main/scala/spark/deploy/worker/ui/WorkerWebUI.scala
@@ -143,7 +143,6 @@ class WorkerWebUI(val worker: Worker, val workDir: File, requestedPort: Option[I
<html>
<body>
{linkToMaster}
- <hr />
<div>
<div style="float:left;width:40%">{backButton}</div>
<div style="float:left;">{range}</div>