Enable direct calls by default (#6367)

* wip

* add

* timeout fix

* const ref

* comments

* fix

* fix

* Move actor state into actor handle

* comments 2

* enable by default

* temp reorder

* some fixes

* add debug code

* tmp

* fix

* wip

* remove dbg

* fix compile

* fix

* fix check

* remove non direct tests

* Increment ref count before resolving value

* rename

* fix another bug

* tmp

* tmp

* Fix object pinning

* build change

* lint

* ActorManager

* tmp

* ActorManager

* fix test component failures

* Remove old code

* Remove unused

* fix

* fix

* fix resources

* fix advanced

* eric's diff

* blacklist

* blacklist

* cleanup

* annotate

* disable tests for now

* remove

* fix

* fix

* clean up verbosity

* fix test

* fix concurrency test

* Update .travis.yml

* Update .travis.yml

* Update .travis.yml

* split up analysis suite

* split up trial runner suite

* fix detached direct actors

* fix

* split up advanced tesT

* lint

* fix core worker test hang

* fix bad check fail which breaks test_cluster.py in tune

* fix some minor diffs in test_cluster

* less workers

* make less stressful

* split up test

* retry flaky tests

* remove old test flags

* fixes

* lint

* Update worker_pool.cc

* fix race

* fix

* fix bugs in node failure handling

* fix race condition

* fix bugs in node failure handling

* fix race condition

* nits

* fix test

* disable heartbeatS

* disable heartbeatS

* fix

* fix

* use worker id

* fix max fail

* debug exit

* fix merge, and apply [PATCH] fix concurrency test

* [patch] fix core worker test hang

* remove NotifyActorCreation, and return worker on completion of actor creation task

* remove actor diied callback

* Update core_worker.cc

* lint

* use task manager

* fix merge

* fix deadlock

* wip

* merge conflits

* fix

* better sysexit handling

* better sysexit handling

* better sysexit handling

* check id

* better debug

* task failed msg

* task failed msg

* retry failed tasks with delay

* retry failed tasks with delay

* clip deps

* fix

* fix core worker tests

* fix task manager test

* fix all tests

* cleanup

* set to 0 for direct tests

* dont check worker id for ownership rpc

* dont check worker id for ownership rpc

* debug messages

* add comment

* remove debug statements

* nit

* check worker id

* fix test

* owner

* fix tests

python/ray/tune/trial_runner.py

@@ -14,6 +14,7 @@ import types
 
 import ray.cloudpickle as cloudpickle
 from ray.tune import TuneError
+from ray.tune.progress_reporter import trial_progress_str
 from ray.tune.ray_trial_executor import RayTrialExecutor
 from ray.tune.result import (TIME_THIS_ITER_S, RESULT_DUPLICATE,
                              SHOULD_CHECKPOINT)
@@ -380,7 +381,8 @@ class TrialRunner(object):
     def debug_string(self, delim="\n"):
         messages = [
             self._scheduler_alg.debug_string(),
-            self.trial_executor.debug_string()
+            self.trial_executor.debug_string(),
+            trial_progress_str(self.get_trials()),
         ]
         return delim.join(messages)