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Add DebugNonSafepoints to FlightRecorderProfiler #622

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vlsi opened this Issue Aug 13, 2016 · 0 comments

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vlsi commented Aug 13, 2016

If using JDK 1.8u40+ (or so), then -XX:+UnlockDiagnosticVMOptions -XX:+DebugNonSafepoints (http://hirt.se/blog/?p=609) would increase JFR resolution.

So it makes sense to activate it by default.

@vlsi vlsi added the easy label Aug 13, 2016

@vlsi vlsi added this to the 9.4.1211 milestone Aug 13, 2016

@vlsi vlsi closed this in 7be973d Sep 17, 2016

vlsi added a commit that referenced this issue Sep 17, 2016

test: add DebugNonSafepoints to FlightRecorderProfiler
If using JDK 1.8u40+ (or so), then -XX:+UnlockDiagnosticVMOptions
-XX:+DebugNonSafepoints (http://hirt.se/blog/?p=609) would increase
JFR resolution.

closes #622

vlsi added a commit that referenced this issue Sep 17, 2016

test: add DebugNonSafepoints to FlightRecorderProfiler
If using JDK 1.8u40+ (or so), then -XX:+UnlockDiagnosticVMOptions
-XX:+DebugNonSafepoints (http://hirt.se/blog/?p=609) would increase
JFR resolution.

closes #622

vlsi added a commit that referenced this issue Sep 17, 2016

test: add DebugNonSafepoints to FlightRecorderProfiler
If using JDK 1.8u40+ (or so), then -XX:+UnlockDiagnosticVMOptions
-XX:+DebugNonSafepoints (http://hirt.se/blog/?p=609) would increase
JFR resolution.

closes #622

vlsi added a commit that referenced this issue Sep 17, 2016

test: add DebugNonSafepoints to FlightRecorderProfiler
If using JDK 1.8u40+ (or so), then -XX:+UnlockDiagnosticVMOptions
-XX:+DebugNonSafepoints (http://hirt.se/blog/?p=609) would increase
JFR resolution.

closes #622

zemian pushed a commit to zemian/pgjdbc that referenced this issue Oct 6, 2016

test: add DebugNonSafepoints to FlightRecorderProfiler
If using JDK 1.8u40+ (or so), then -XX:+UnlockDiagnosticVMOptions
-XX:+DebugNonSafepoints (http://hirt.se/blog/?p=609) would increase
JFR resolution.

closes pgjdbc#622
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