2.3.0

What's Changed

• Add support for step concurrency option by @mkuratczyk in #36
• Fix incorrect behaviour when the call takes longer than sampling period by @max-au in #39
• Warn when emulator is not optimised by @max-au in #40

Full Changelog: 2.2.2...2.3.0

2.2.0

What's Changed

Breaking changes

• consolidated monitor sample structure for cluster and local process groups (node name is now a part of the monitor sample)

New features and improvements

• added extended and full reporting capabilities to both programmatic and command line APIs
• implemented additional statistics (standard deviation, median, p99)
• exported formatting APIs to allow escript-based benchmarks (#21)
• improved documentation, switched from edoc to ex_doc
• added convenience functions and defaults to monitor, file_log, cluster_monitor and history
• fixed cluster monitor output for multi-node configurations
• fixed history store
• refined types for better Dialyzer analysis
• enabled timed runs with multiple samples taken
• added system information report (#20)

2.1.0

What's Changed

• bumped argparse to 1.2.4
• fixed -w (--warmup) argument missing from command line
• synchronised worker startup when adding concurrency
• concurrent worker shutdown when reducing concurrency
• elevated job & benchmark process priority to avoid result skew
• implemented scheduling problem detection (e.g. lock contention), added a busy loop method workaround

2.0.2

What's Changed

• introduced --init_all, --init_runner_all, --done_all shortcuts to apply to all runners
• fixed sort order for comparison runs when compared runners result in the same timings (but have slightly different throughput)

2.0.1

What's Changed

• usability fixes

2.0.0

What's Changed

• reduced benchmarking overhead for continuous mode
• added low-overhead benchmark mode
• added feature to save the state between runner invocations
• simplified standalone usage (application does not need to be started)
• added "duration per single runner iteration" to output (in ns/us/ms)
• unified naming (all modules now have erlperf_ prefix)
• removed fprof support
• removed confusing behaviour when runner with wrong arity would still work
• usability improvements (better error reporting, less noise on crashing workers)
• working cluster feature