Thomas Schatzl
f161bd6d16
8027959: Early reclamation of large objects in G1
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Try to reclaim humongous objects at every young collection after doing a conservative estimate of its liveness.
Reviewed-by: brutisso, mgerdin
2014-07-23 09:03:32 +02:00
Jon Masamitsu
6049e98a0e
8038928: gc/g1/TestGCLogMessages.java fail with "[Evacuation Failure'
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Reviewed-by: ysr, brutisso, tschatzl
2014-05-11 16:35:43 -07:00
Thomas Schatzl
c5ef16027b
8019342: G1: High "Other" time most likely due to card redirtying
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Parallelize card redirtying to decrease the time it takes.
Reviewed-by: brutisso
2014-04-16 16:46:58 +02:00
Per Lidén
4a4c0fce93
8029075: String deduplication in G1
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Implementation of JEP 192, http://openjdk.java.net/jeps/192
Reviewed-by: brutisso, tschatzl, coleenp
2014-03-18 19:07:22 +01:00
Thomas Schatzl
2a8616c9d6
8035654: Add times for evacuation failure handling in "Other" time
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Detailed breakdown of time spent in the evacuation failure handling phases to make the "Other" time roughly correspond to the sum of its parts.
Reviewed-by: jwilhelm, jmasa
2014-03-17 10:13:42 +01:00
Thomas Schatzl
80188ce0b2
8035398: Add card redirty time in "Other" time in G1
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Show the time taken by card redirtying during GC in a new "Redirty Cards" line.
Reviewed-by: jwilhelm, brutisso
2014-03-17 10:13:27 +01:00
Thomas Schatzl
d3e28ca682
8027295: Free CSet takes ~50% of young pause time
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Improve fast card cache iteration and avoid taking locks when freeing the collection set.
Reviewed-by: brutisso
2014-03-17 10:13:18 +01:00
Thomas Schatzl
329e55e7b0
8035406: Improve data structure for Code Cache remembered sets
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Change the code cache remembered sets data structure from a GrowableArray to a chunked list of nmethods. This makes the data structure more amenable to parallelization, and decreases freeing time.
Reviewed-by: mgerdin, brutisso
2014-03-17 10:12:21 +01:00
