8234338: ZGC: Improve small heap usage Reviewed-by: eosterlund, stefank

8234312: ZGC: Adjust warmup criteria Reviewed-by: eosterlund, stefank

8234379: ZGC: Do not resize TALBs unless -XX:ResizeTLAB is enabled Reviewed-by: eosterlund, tschatzl

8231259: (dc) DatagramChannel::disconnect re-binds socket to the wildcard address (macOS) Reviewed-by: dfuchs, chegar

8231460: Performance issue (CodeHeap) with large free blocks Reviewed-by: adinn, stuefe

8230873: [AIX] GUI app does not work with UTF-8 locale on minimum software requirements Summary: Fix fontconfig.properties file for AIX UTF-8 locales Reviewed-by: clanger

8233113: ARM32: assert on UnsafeJlong mutex rank check Reviewed-by: coleenp, dholmes

8234381: API docs should mention special handling of enums in serialization Reviewed-by: rriggs

8234377: new BitArray(0).toString() throws ArrayIndexOutOfBoundsException Reviewed-by: mullan, wetmore

8233497: Optimize default method generation by data structure reuse Reviewed-by: lfoltan, coleenp, igerasim

8232533: G1 uses only a single thread for pretouching the java heap Reviewed-by: tschatzl, sjohanss

Honor AlwaysPreTouch when commiting memory

8233272: The Class.forName specification should be updated to match the long-standing implementation with respect to class linking Reviewed-by: dholmes, mchung

8231954: Test compiler/codegen/TestCharVect2.java only works with server VMs Reviewed-by: iignatyev, kvn

Fix bug in zap_range and add virtual space test

Verify metaspace when printing VM.metaspace

8233922: Service binding augments module graph with observable incubator modules Reviewed-by: mchung

8215355: Object monitor deadlock with no threads holding the monitor (using jemalloc 5.1) Reviewed-by: rehn, stuefe, dcubed, sspitsyn

8220074: Clean up GCC 8.3 errors in LittleCMS Reviewed-by: prr

8233462: serviceability/tmtools/jstat tests times out with -Xcomp Reviewed-by: sspitsyn

8234304: runtime/cds/appcds/javaldr tests should use driver mode Reviewed-by: iklam, mseledtsov

8234324: ARM32 build broken after 8231610 Reviewed-by: iklam, aph

merge

Merge

8233193: Incorrect bailout from possibly_add_compiler_threads Reviewed-by: dholmes, thartmann

8233141: DatagramSocket.send doesn't specify exception thrown when no target address Summary: DatagramSocket and MulticastSocket send methods are changed to throw IllegalArgumentException if no target address can be determined. Reviewed-by: alanb

unixdomainchannels: autobound local address problem

8233787: Break cycle in vm_version* includes Reviewed-by: kbarrett, mdoerr

8234248: More VectorSet cleanups Reviewed-by: neliasso, thartmann

8233712: Limit default tests jobs based on ulimit -u setting Reviewed-by: erikj, ihse