Merge

8079408: Reimplement TraceClassLoading, TraceClassUnloading, and TraceClassLoaderData with Unified Logging. Summary: TraceClassLoading, TraceClassUnloading, and TraceClassLoaderData have been reimplemented using Unified logging. Reviewed-by: iklam, coleenp, dholmes, jiangli, hseigel, rprotacio Contributed-by: max.ockner@oracle.com, ioi.lam@oracle.com

8147884: Names of GC threads should be set before the threads start Reviewed-by: mgerdin, david

8148755: -XX:+HeapDumpAfterFullGC creates heap dump both before and after Full GC Reviewed-by: mgerdin, brutisso, sangheki

8146616: VM exit path throws fatal error: Thread holding lock at safepoint that vm can block on: BeforeExit_lock Reviewed-by: dcubed, gthornbr

Merge

Merge

8135206: VM permits illegal flags for abstract methods in interfaces, versions 45.3 - 51.0 Summary: Add additional method flag checks Reviewed-by: jiangli, minqi

Merge

8148736: Let the G1 heap transition log regions instead of bytes Reviewed-by: sjohanss, david

8148733: G1: Add log message to print the heap region size Reviewed-by: sjohanss, david

8148734: G1: Make G1GCPhaseTimes keep track of the start GC time Reviewed-by: sjohanss, tschatzl

8148766: Test AvailableProcessors.java got wrong number of processors Reviewed-by: dsamersoff, tschatzl, mseledtsov

8147913: Some runtime/CompressedOops tests fail on ARM64 product builds Reviewed-by: jmasa, kbarrett

Merge

8147510: [windows] no text locations shown for register info in hs-err file Reviewed-by: dholmes, iklam

8148771: os::active_processor_count() returns garbage which causes VM to crash Reviewed-by: kbarrett

8147918: Rename develop_log_is_enabled() to log_develop_is_enabled() Reviewed-by: dholmes, brutisso

8148481: Devirtualize Klass::vtable Summary: Move remainder of vtable related methods to Klass Reviewed-by: cjplummer, coleenp

8148047: Move the vtable length field to Klass Reviewed-by: cjplummer, twisti, coleenp, kbarrett

8145628: hotspot metadata classes shouldn't use HeapWordSize or heap related macros like align_object_size Summary: Use align_metadata_size, align_metadata_offset and is_metadata_aligned for metadata rather than align_object_size, etc. Use wordSize rather than HeapWordSize for metadata. Use align_ptr_up rather than align_pointer_up (all the related functions are ptr). Reviewed-by: hseigel, jmasa, cjplummer

8146793: logStream::write re-formats string Summary: Eliminate re-format, add warning attribute, fix size check, fix va_list usage. Reviewed-by: mlarsson, rprotacio, jrose

8145190: MinTLABSize can cause overflow problem with CMS GC Summary: Changed max range of MinTLABSize from max_uintx to max_uintx/2 Reviewed-by: jwilhelm, tbenson

Merge

8147477: com/sun/management/HotSpotDiagnosticMXBean/CheckOrigin.java is failing for the jdk9/hs snapshot control job Reviewed-by: gtriantafill, gziemski, dcubed, coleenp

Merge

8134963: [Newtest] New stress test for changing the coarseness level of G1 remembered set Reviewed-by: tschatzl, mchernov

Merge

Merge

8148104: HSDB could not terminate when launched on CLI Summary: Create frame before initialize SA Reviewed-by: jbachorik, dsamersoff Contributed-by: kubota.yuji@gmail.com

Merge

8148467: Consistent use of : in the logging Reviewed-by: mgerdin, tbenson

Merge

8141278: New tests for PLAB testing Reviewed-by: tschatzl

6515172: Runtime.availableProcessors() ignores Linux taskset command Summary: extract processor count from sched_getaffinity mask Reviewed-by: dcubed, stuefe, gthornbr

Merge

8147906: G1 use of os::processor_count() Summary: Use os::active_processor_count() instead of os::processor_count() in G1 Reviewed-by: dholmes, jmasa

8148470: Metadata print routines should not print to tty Reviewed-by: iklam, mgerdin

Merge

8141421: Various test fail with OOME on win x86 Summary: Fix memory overuse in g1CodeCacheRemset Reviewed-by: tschatzl, mgerdin

Merge

8146987: Improve Parallel GC Full GC by caching results of live_words_in_range() Summary: A large part of time in the parallel scavenge collector is spent finding out the amount of live words within memory ranges to find out where to move an object to. Try to incrementally calculate this value. Reviewed-by: tschatzl, mgerdin, jmasa Contributed-by: ray alex <sky1young@gmail.com>

Merge

8147087: Race when reusing PerRegionTable bitmaps may result in dropped remembered set entries Summary: Do not make reused PRTs available to other threads before the bitmap of the PRT has been cleared. Reviewed-by: tbenson, mgerdin Contributed-by: Poonam Bajaj <poonam.bajaj@oracle.com>, Thomas Schatzl <thomas.schatzl@oracle.com>

8147447: serviceability/tmtools/jstack/WaitNotifyThreadTest.java test fails Summary: corrected verification of the jstack object references Reviewed-by: sla

Merge

8145180: Add back PrintGC, PrintGCDetails and -Xloggc Reviewed-by: sjohanss, david

8147461: Use byte offsets for vtable start and vtable length offsets Reviewed-by: cjplummer, coleenp, dnsimon

Merge

8146905: cleanup ostream, staticBufferStream Summary: get rid of staticBufferStream and implement the use-caller-provided-scratch-buffer feature in a simpler way. Reviewed-by: simonis, dholmes

8147500: The HashtableTextDump::get_num() should check for integer overflow Summary: Add check for integer overflow in HashtableTextDump::get_num() Reviewed-by: dholmes, iklam

Merge

8147940: Test gc/g1/TestG1TraceEagerReclaimHumongousObjects.java fails Reviewed-by: mgerdin, jwilhelm

Merge

8145192: 'count' variable can overflow in PSMarkSweep::invoke on 64 bit JVM Summary: Changed MarkSweepAlwaysCompactCount from uintx to uint Reviewed-by: tschatzl, tbenson

Merge