v4.4.5

• [IMPROVEMENT] Only send externalEnv when origin detection is enabled. See #279
• [FEATURE] Add per-metric tags cardinality setting. See #277
• [FEATURE] Add global tags cardinality setting. See #276
• [FEATURE] Use mountinfo for origin detection. See #275
• [FEATURE] Add support for externalEnv field. See #274

v4.4.4

• [IMPROVEMENT] Performance improvements. See #263

v4.4.3

• [BUGFIX] Use correct buffer size for unix sockets. See #256

v4.4.2

• [BUGFIX] Fix sampling and visibility issues with new direct client. See #249

v4.4.1

• [BUGFIX] Restore public constructor for NoOpStatsDClient. See #247

v4.4.0

• [FEATURE] Added new API to send multiple samples at once. See #235
• [BUGFIX] When using SOCK_STREAM Unix sockets we now correctly close the socket. See #243

v4.3.0

• [FEATURE] Sending metrics with a timestamp. See #211

v2.13.1

• [BUGFIX] Clear buffers before returning them to the pool. See #221

v4.2.0

[FEATURE] Sending metrics with a timestamp. See #211
[IMPROVEMENT] Various performance optimizations. See #203

v4.1.0

• [FEATURE] Client-side origin detection. See #188
• [BUGFIX] Don't report the expected InterruptedException. See #193
• [BUGFIX] Fix performance issue in the aggregator. See #194 (Thanks @retronym)
• [BUGFIX] Clear buffers before returning them to the pool. See #200
• [BUGFIX] Fix high CPU usage during client shutdown. See #201