Sourced from skylight's changelog.

5.1.0 (May 24, 2021)

• [FEATURE] Add experimental tcp-based skylightd (may be enabled with SKYLIGHT_ENABLE_TCP=true)

• [IMPROVEMENT] Support aarch64-darwin targets (Apple M1)

• [IMPROVEMENT] Support aarch64-linux-gnu targets

• [IMPROVEMENT] Support aarch64-linux-musl targets

• [IMPROVEMENT] Prevent large traces from shutting down the instrumenter

• [IMPROVEMENT] Avoid 'invalid option' warnings when instrumenting certain Tilt templates in Sinatra

• [IMPROVEMENT] Decrease verbosity of source locations logs in the debug level.

• [BREAKING] Remove SKYLIGHT_SSL_CERT_DIR config

• [BREAKING] Drop support for Ruby 2.5

5.0.1 (March 11, 2021)

• [IMPROVEMENT] Use argument-forwarding (...) where available in custom instrumentation

5.0.0 (March 5, 2021)

• [FEATURE] Add normalizer for Shrine events (thanks @​janko!)

• [FEATURE] Source Locations detection and reporting is now enabled by default (can be disabled with SKYLIGHT_ENABLE_SOURCE_LOCATIONS=false)

• [FEATURE] Configuration for the Source Locations caches via SYLIGHT_SOURCE_LOCATION_CACHE_SIZE

• [IMPROVEMENT] Improve keyword argument handling in Skylight::Helpers (thanks @​lukebooth!)

• [IMPROVEMENT] Replace a Kernel.puts with Skylight.log (thanks @​johnnyshields!)

• [IMPROVEMENT] Various updates to the SQL lexer

• [IMPROVEMENT] Reduce volume of log messages sent to the native logger in debug level

• [IMPROVEMENT] Optimizations for the Source Locations extension

• [IMPROVEMENT] Improved Delayed::Job probe

• [IMPROVEMENT] Maintain method visibility when instrumenting with instrument_method

• [IMPROVEMENT] Update probes to use Module#prepend where possible

• [IMPROVEMENT] New tokio-based skylightd

• [IMPROVEMENT] Support render_layout notifications in Rails 6.1

• [IMPROVEMENT] Support ActionMailer::MailDeliveryJob in Rails 6.1

• [IMPROVEMENT] Better logging config. SKYLIGHT_NATIVE_LOG_LEVEL now defaults to warn.

• [BREAKING] Rename environment keyword argument to priority_key. Note env has not changed.

• [BREAKING] Merge skylight-core into skylight. All classes previously namespaced under Skylight::Core have been moved to Skylight.

• [BREAKING] Remove Skylight::Util::Inflector

• [BREAKING] Drop support for Rails 4

• [BREAKING] Drop support for Ruby 2.3 and 2.4

• [BREAKING] Drop support for glibc < 2.23

• [BUGFIX] Fix issue with missing metadata in MongoDB probe

• [BUGFIX] Resolve an inability to parse certain SQL queries containing arrays

• [BUGFIX] Allow multiple probes to be registered under the same key

• [BUGFIX] Do not refer to Redis constant until the probe is installed

• [BUGFIX] Fix nested calls to Normalizers::Faraday::Request.disable

... (truncated)

• 28a2d91 Merge pull request #933 from tildeio/v510
• d92337e release 5.1.0
• e18ba1a Merge pull request #932 from tildeio/510b3
• c163921 update libskylight; release beta3
• a077a43 Merge pull request #930 from tildeio/51b2
• 391257c Merge pull request #929 from tildeio/dependabot/bundler/rubocop-tw-1.15.0
• 60d6523 release 5.1.0-beta2
• d64d114 Update rubocop requirement from ~> 1.14.0 to ~> 1.15.0
• 4002121 Merge pull request #899 from tildeio/slc-log-trace
• 17fc608 drop SLC logs to trace
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