Fix some paths /tmp/raylogs -> /tmp/ray. (#3189)

python/ray/autoscaler/commands.py

@@ -189,7 +189,7 @@ def get_or_create_head_node(config, config_file, no_restart, restart_only, yes,
     logger.info("Head node up-to-date, IP address is: {}".format(
         provider.external_ip(head_node)))
 
-    monitor_str = "tail -n 100 -f /tmp/raylogs/monitor-*"
+    monitor_str = "tail -n 100 -f /tmp/ray/session_*/logs/monitor*"
     for s in init_commands:
         if ("ray start" in s and "docker exec" in s
                 and "--autoscaling-config" in s):

python/ray/scripts/scripts.py

@@ -402,7 +402,7 @@ def stop():
         from notebook.notebookapp import list_running_servers
         pids = [
             str(server["pid"]) for server in list_running_servers()
-            if "/tmp/raylogs" in server["notebook_dir"]
+            if "/tmp/ray" in server["notebook_dir"]
         ]
         subprocess.call(
             ["kill {} 2> /dev/null".format(" ".join(pids))], shell=True)