* Convert more local scheduler data structures to C++ STL.
* Convert vector pointer to vector.
* Convert some of the UT_arrays to std::vector.
* Simplify worker vectors.
* Simplify remote_object and local_object containers.
* Change some unnecessary checks to DCHECK.
* Use Arrow Tensors for serializing numpy arrays and get rid of extra memcpy
* fix nondeterminism problem
* mark array as immutable
* make arrays contiguous
* fix serialize_list and deseralize_list
* fix numbuf tests
* linting
* add optimization flags
* fixes
* roll back arrow
* plasma manager perf: speedup wait with a wait request object map
* removing duplicate == operator in plasma store
* fix serialization test
* code cleanup
* minor cleanup
* factoring out uniqueid hash and equality operators into common
* plasma manager: c++ify the WaitRequest struct
* plasma manager: get rid of the initial object request malloc
* cleanup
* linting
* cleanups and fix compiler warnings
* compiler warnings and linting
* Ignore deleted clients when reading address info from Redis
* Remove self from db_client table when exiting cleanly
* Fix valgrind test
* Do not call plasma_perform_release when disconnecting
* Change plasma_store.c to C++ (clobbering existing FlatBuffers usage).
* Convert plasma_store.cc to use STL (with a caveat)
* Fix CMakeLists and mutation-while-iterating problem
* Remove extra extern "C" declarations
* Remove redundant -std=c++11 from plasma/CMakeLists.txt
* Switch to using C++ lists for task queues
* Init and free methods for TaskQueueEntry
* Switch from utarray to c++ vector for TaskQueueEntry
* Get rid of some pointers
* Back to O(1) deletion from waiting_task_queue
* Fix comments
* Cut code
* Non const iterators
* Fix Alexey's comments
* parallelizing memcopy and object hash construction in numbuf/plasma
* clang format
* whitespace
* refactoring compute object hash: get rid of the prefix chunk
* clang format
* Document performance optimization.
* Remove check for 64-byte alignment, since it may not be guaranteed.
* Fix worker blocked bug
* tmp
* Push an error to the driver on ray.put for non-driver tasks
* Fix result table tests
* Fix test, logging
* Address comments
* Fix suppression bug
* Fix redis module test
* Edit error message
* Get values in chunks during reconstruction
* Test case for driver ray.put errors
* Error for evicting ray.put objects from the driver
* Fix tests
* Reduce verbosity
* Documentation
* Failing test case
* Local scheduler exits cleanly after plasma store dies
* Tolerate one plasma store failure
* Tolerate plasma store failures on all nodes except head node
* Plasma manager heartbeats
* Component failure tests
* Don't run the helper for Python testing
* Fix C test
* Fix hanging plasma transfer test
* Fix python3
* Consolidate ClientConnection code
* Fix valgrind test
* fix c test
* We can restart worker nodes!
* Fix flatbuffers bug
* Address comments
* Only register actual workers with the local scheduler
* Fix bug
* Fix segfaults
* Add test case that tests for driver liveness, fix local scheduler bug
* Clean up after tests
* Allocate retry info on the stack
* Send SIGKILL before waiting
* Relax unit test conditions
* Driver liveness test case and documentation
* use flatbuffer messages for local scheduler
* make sure constructor gets called for C++ object ObjectInfoT
* fix typo
* fix Robert's comments
* Small change to actor test.
* fix valgrind error
* linting
* free notification
* fix
* valgrind
* fix valgrind
* fix other bugs
* valgrind fix
* fixes
* more fixes
* Small changes to comments.
* Compile the Ray redis module with C++.
* Redo parsing of object table notifications with flatbuffers.
* Update redis module python tests.
* Redo parsing of task table notifications with flatbuffers.
* Fix linting.
* Redo parsing of db client notifications with flatbuffers.
* Redo publishing of local scheduler heartbeats with flatbuffers.
* Fix linting.
* Remove usage of fixed-width formatting of scheduling state in channel name.
* Reply with flatbuffer object to task table queries, also simplify redis string to flatbuffer string conversion.
* Fix linting and tests.
* fix
* cleanup
* simplify logic in ReplyWithTask
* WARN instead of FATAL for object hash mismatches, push error to driver
* Document the callback signature for object_table_add/remove
* Error table
* Wait for all errors in python test
* Fix doc
* Fix state test
* Change tranfer queue to doubly-linked list to speed up append.
* Maintain set of pending transfers to make deduplication easy.
* Fix naming convention for structs in plasma manager.
* Clean up plasma subscribers on EPIPE
First pass at a monitoring script - monitor can detect local scheduler death
Clean up task table upon local scheduler death in monitoring script
Don't schedule to dead local schedulers in global scheduler
Have global scheduler update the db clients table, monitor script cleans up state
Documentation
Monitor script should scan tables before beginning to read from subscription channel
Fix for python3
Redirect monitor output to redis logs, fix hanging in multinode tests
* Publish auxiliary addresses as part of db_client deletion notifications
* Fix test case?
* Small changes.
* Use SCAN instead of KEYS
* Address comments
* Address more comments
* Free redis module strings
* adding flatbuffers and migrating flatcc to flatbuffers for plasma
* variable name changes in plasma_protocol and plasma flatbuffers schema
* quick fix
* cleanups and remove flatcc
* more cleanup
* add doc
* linting
* fix linting
* fix mac os x build
* linting
* cleanup
* c++ fix for plasma flatbuffers
* Remove flatcc from CMakeLists.txt.
* linting; trigger travis
* Availability after a killed worker
* Workers exit cleanly
* Memory cleanup in photon C tests
* Worker failure in multinode
* Consolidate worker cleanup handlers
* Update the result table before handling a task submission
* KILL_WORKER_TIMEOUT -> KILL_WORKER_TIMEOUT_MILLISECONDS
* Log a warning instead of crashing if no result table entry found
* Make global scheduler periodically resubmit tasks that can't be scheduled because their resource requirements are not met.
* Address comments and fix bug.
* Rename impossible_tasks -> pending_tasks.
* Fix formatting.
* Add num_cpus and num_gpus to actor decorator.
* Assign GPU IDs to actors.
* Add additional actor test.
* Remove duplicated line.
* Factor out local scheduler selection method.
* Add test and simplify local scheduler selection.
* First pass at a policy to solve deadlock
* Address Robert's comments
* stress test
* unit test
* Fix test cases
* Fix test for python3
* add more logging
* White space.
* arrow limits
* more logging
* set the right limit
* update
* simplify
* fix
* account for subsequences
* fixes and deactivate arrow limit tests in travis
* fixes
* Minor formatting.
* Add a couple more tests.
* Remove import counter and export counter.
* Provide isolation between drivers for remote functions.
* Add test for driver function isolation.
* Hash source code into function ID to reduce likelihood of collisions.
* Fix failure test example.
* Replace assertTrue with assertIn to improve failure messages in tests.
* Fix failure test.
* Implement actor field for tasks
* Implement actor management in local scheduler.
* initial python frontend for actors
* import actors on worker
* IPython code completion and tests
* prepare creating actors through local schedulers
* add actor id to PyTask
* submit actor calls to local scheduler
* starting to integrate
* simple fix
* Fixes from rebasing.
* more work on python actors
* Improve local scheduler actor handlers.
* Pass actor ID to local scheduler when connecting a client.
* first working version of actors
* fixing actors
* fix creating two copies of the same actor
* fix actors
* remove sleep
* get rid of export synchronization
* update
* insert actor methods into the queue in the right order
* remove print statements
* make it compile again after rebase
* Minor updates.
* fix python actor ids
* Pass actor_id to start_worker.
* add test
* Minor changes.
* Update actor tests.
* Temporary plan for import counter.
* Temporarily fix import counters.
* Fix some tests.
* Fixes.
* Make actor creation non-blocking.
* Fix test?
* Fix actors on Python 2.
* fix rare case.
* Fix python 2 test.
* More tests.
* Small fixes.
* Linting.
* Revert tensorflow version to 0.12.0 temporarily.
* Small fix.
* Enhance inheritance test.
* Start and clean up workers from the local scheduler
Ability to kill workers in photon scheduler
Test for old method of starting workers
Common codepath for killing workers
Common codepath for killing workers
Photon test case for starting and killing workers
fix build
Fix component failure test
Register a worker's pid as part of initial connection
Address comments and revert photon_connect
Set PATH during travis install
Fix
* Fix photon test case to accept clients on plasma manager fd
