Merge branch 'master' of github.com:ClickHouse/ClickHouse

docker/test/stateful_with_coverage/run.sh

 #!/bin/bash
 
 kill_clickhouse () {
-    while kill -0 `pgrep -u clickhouse`;
+    kill `pgrep -u clickhouse` 2>/dev/null
+
+    for i in {1..10}
     do
-        kill `pgrep -u clickhouse` 2>/dev/null
-        echo "Process" `pgrep -u clickhouse` "still alive"
-        sleep 10
+        if ! kill -0 `pgrep -u clickhouse`; then
+            echo "No clickhouse process"
+            break
+        else
+            echo "Process" `pgrep -u clickhouse` "still alive"
+            sleep 10
+        fi
     done
 }
 
@@ -16,7 +22,7 @@ start_clickhouse () {
 wait_llvm_profdata () {
     while kill -0 `pgrep llvm-profdata-9`;
     do
-        echo "Waiting for profdata " `pgrep llvm-profdata-9` "still alive"
+        echo "Waiting for profdata" `pgrep llvm-profdata-9` "still alive"
         sleep 3
     done
 }

docker/test/stateless_with_coverage/run.sh

 #!/bin/bash
 
 kill_clickhouse () {
-    while kill -0 `pgrep -u clickhouse`;
+    kill `pgrep -u clickhouse` 2>/dev/null
+
+    for i in {1..10}
     do
-        kill `pgrep -u clickhouse` 2>/dev/null
-        echo "Process" `pgrep -u clickhouse` "still alive"
-        sleep 10
+        if ! kill -0 `pgrep -u clickhouse`; then
+            echo "No clickhouse process"
+            break
+        else
+            echo "Process" `pgrep -u clickhouse` "still alive"
+            sleep 10
+        fi
     done
 }