Proposed YCSB 0.3.0 Release Notes

0.3.0.Release.md

Known Issues

• ❗ Current Cassandra CQL binding does not work with Cassandra 2.1+ (see #293, #369).
• Current HBase binding does not work with HBase 0.94, 0.96, or 0.98 (see #343).
• The mongodb binding does not honor the maxPoolSize=XX parameter and instead opens a connection per client thread (see #317).
• ‼️ Running directly from a source checkout on Windows is not supported (see #335).
• Running directly from a source checkout against the Basic datastore fails (see #336).
• Several unsupported datastore bindings are still listed in CLI help (see #328).
• The Accumulo binding may report errors during cleanup (see #340).
• The HBase binding does not report a clear error message on encountering version incompatibility (see #343).
• Unclear error message when java is not found in launcher script (see #345).

Datastore Bindings

Tested Support

The following datastore bindings have been verified as working as of this release:

• Apache Accumulo 1.6.0 via the accumulo binding (see #340).
• Apache Cassandra 2.0.15 via the cassandra-cql and cassandra-10 bindings.
  • The port used for Cassandra is now a parameter instead of a constant. (see #360).
  • The Cassandra binding has been updated to use CQL. Downstream users are advised to transition. (see #145).
• Apache HBase 1.0.0 via the hbase-10 binding.
• MongoDB 2.0.9, 2.2.7, 2.4.14, 2.6.10, 3.0.4 via the mongodb and mongodb-async bindings. Additionally MongoDB 1.8.5 via the mongodb-async binding.
  • The MongoDB driver version has been updated to 3.0.3. (see #344).
  • There are several fixes and updates to the MongoDB client.
• Tarantool 1.6.1 via the tarantool binding (see #292, #319).
• 🆕 Aerospike 3.5.15 via the aerospike binding (see #113).

Untested

The following datastore bindings are present but have not been confirmed as a part of release testing. Referenced issue numbers are those fixed as a part of this release.

• Apache Cassandra versions prior to 2.0
• Couchbase 1.1
• DynamoDB 1.3
• ElasticSearch
• Gemfire 8.1
• Infinispan 7.2.2
• JDBC
• OrientDB 1.7.5 (#183)
• Redis 2.0
• HyperTable 0.9

Other Changes

New Infinispan Client

New client implementation for Infinispan 5.x running in client-server mode (see #228).

Miscellaneous changes

Several updates and fixes to the core package are in this release:

• Add estimated time remaining to status messages (see #239).
• Shutdown the status thread as soon as clients complete (see #316).
• Execute correct number of operations, even if not a multiple of thread count (see PR #338).