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Shard Redis. (#539)

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* Implement sharding in the Ray core

* Single node Python modifications to do sharding

* Do the sharding in redis.cc

* Pipe num_redis_shards through start_ray.py and worker.py.

* Use multiple redis shards in multinode tests.

* first steps for sharding ray.global_state

* Fix problem in multinode docker test.

* fix runtest.py

* fix some tests

* fix redis shard startup

* fix redis sharding

* fix

* fix bug introduced by the map-iterator being consumed

* fix sharding bug

* shard event table

* update number of Redis clients to be 64K

* Fix object table tests by flushing shards in between unit tests

* Fix local scheduler tests

* Documentation

* Register shard locations in the primary shard

* Add plasma unit tests back to build

* lint

* lint and fix build

* Fix

* Address Robert's comments

* Refactor start_ray_processes to start Redis shard

* lint

* Fix global scheduler python tests

* Fix redis module test

* Fix plasma test

* Fix component failure test

* Fix local scheduler test

* Fix runtest.py

* Fix global scheduler test for python3

* Fix task_table_test_and_update bug, from actor task table submission race

* Fix jenkins tests.

* Retry Redis shard connections

* Fix test cases

* Convert database clients to DBClient struct

* Fix race condition when subscribing to db client table

* Remove unused lines, add APITest for sharded Ray

* Fix

* Fix memory leak

* Suppress ReconstructionTests output

* Suppress output for APITestSharded

* Reissue task table add/update commands if initial command does not publish to any subscribers.

* fix

* Fix linting.

* fix tests

* fix linting

* fix python test

* fix linting
This commit is contained in:
Stephanie Wang
2017-05-18 17:40:41 -07:00
committed by Philipp Moritz
parent 0a4304725f
commit ee08c8274b
39 changed files with 1336 additions and 651 deletions
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src/common/logging.cc
+8 -5
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@@ -67,11 +67,14 @@ void RayLogger_log(RayLogger *logger,
if (logger->is_direct) {
DBHandle *db = (DBHandle *) logger->conn;
/* Fill in the client ID and send the message to Redis. */
int status = redisAsyncCommand(
db->context, NULL, NULL, utstring_body(formatted_message),
(char *) db->client.id, sizeof(db->client.id));
if ((status == REDIS_ERR) || db->context->err) {
LOG_REDIS_DEBUG(db->context, "error while logging message to log table");
redisAsyncContext *context = get_redis_context(db, db->client);
int status =
redisAsyncCommand(context, NULL, NULL, utstring_body(formatted_message),
(char *) db->client.id, sizeof(db->client.id));
if ((status == REDIS_ERR) || context->err) {
LOG_REDIS_DEBUG(context, "error while logging message to log table");
}
} else {
/* If we don't own a Redis connection, we leave our client