Concurrent Remembered Set Refinement in Generational Garbage Collection

Table 1

Benchmark system
configuration 		total
(sec) 		mutator
(sec) 		old-gen gc
(sec) 		young-gen gc
(sec) 		cross-gen ptrs
(sec)
gcold-S-L CT1 101.5 56.3 33.5 11.6 0.6
CT1+C 101.2 56.7 32.9 11.6 0.4
SP-CT1 103.6 58.1 33.8 11.7 0.4
MIS-CT1 102.8 58.8 33.0 10.9 0.4
CT2 101.0 56.6 32.9 11.6 0.6
CT2+C 101.4 56.6 33.7 11.1 0.5
SP-CT2 103.2 58.3 32.9 12.0 0.3
MIS-CT2 104.5 59.7 33.9 11.0 0.3
gcold-B-L CT1 113.0 60.4 25.8 26.8 1.6
CT1+C 115.9 64.1 25.0 26.8 1.3
SP-CT1 117.3 64.2 26.2 26.8 1.2
MIS-CT1 117.5 66.3 25.0 26.2 1.2
CT2 112.5 60.8 25.1 26.7 1.2
CT2+C 112.8 61.0 26.0 25.8 0.8
SP-CT2 117.0 65.5 24.9 26.6 0.8
MIS-CT2 120.2 68.3 26.2 25.8 0.8
gcold-B-H CT1 257.4 167.6 12.2 77.6 60.5
CT1+C 215.8 184.3 11.7 19.9 2.5
SP-CT1 199.0 168.6 12.5 17.9 0.8
MIS-CT1 202.0 172.4 11.7 17.9 0.9
CT2 260.8 171.1 11.7 78.0 60.7
CT2+C 216.6 184.8 12.3 19.5 2.4
SP-CT2 199.5 170.2 11.6 17.7 0.6
MIS-CT2 204.3 174.0 12.5 17.8 0.7
jbb CT1 311.4 189.4 22.3 99.8 23.4
CT1+C 314.3 197.1 21.7 95.5 19.1
SP-CT1 312.1 192.7 21.8 97.6 18.6
MIS-CT1 329.5 212.2 22.2 95.1 18.7
CT2 334.5 211.2 23.8 99.5 22.8
CT2+C 329.2 211.8 22.8 94.6 18.2
SP-CT2 313.6 195.9 22.3 95.4 17.7
MIS-CT2 343.0 226.4 23.0 93.6 17.7
javac CT1 35.6 28.1 3.5 4.0 1.4
CT1+C 34.5 27.5 3.4 3.6 0.9
SP-CT1 36.4 29.1 3.5 3.7 0.9
MIS-CT1 37.4 30.3 3.5 3.6 0.9
CT2 35.2 27.7 3.4 4.1 1.4
CT2+C 35.0 27.9 3.5 3.6 0.9
SP-CT2 36.1 28.9 3.5 3.7 0.9
MIS-CT2 37.6 30.5 3.5 3.6 0.9
jess CT1 17.0 16.3 0.0 0.7 0.1
CT1+C 16.4 15.6 0.0 0.7 0.1
SP-CT1 20.5 19.6 0.0 0.9 0.1
MIS-CT1 20.8 20.0 0.0 0.7 0.1
CT2 16.7 16.0 0.0 0.7 0.1
CT2+C 17.0 16.2 0.0 0.7 0.1
SP-CT2 21.1 20.2 0.0 0.9 0.1
MIS-CT2 21.6 20.8 0.0 0.8 0.1
mtrt CT1 9.9 9.1 0.2 0.6 0.0
CT1+C 9.7 9.0 0.2 0.5 0.0
SP-CT1 10.1 9.3 0.2 0.6 0.0
MIS-CT1 9.8 9.0 0.2 0.5 0.0
CT2 10.0 9.3 0.2 0.5 0.0
CT2+C 9.5 8.8 0.2 0.5 0.0
SP-CT2 10.1 9.3 0.2 0.6 0.0
MIS-CT2 9.8 9.0 0.2 0.5 0.0
jack CT1 22.5 21.1 0.1 1.3 0.0
CT1+C 22.4 21.1 0.1 1.3 0.0
SP-CT1 23.7 22.2 0.1 1.4 0.0
MIS-CT1 23.4 22.0 0.1 1.3 0.0
CT2 22.1 20.7 0.1 1.3 0.0
CT2+C 22.3 20.9 0.1 1.3 0.0
SP-CT2 23.3 21.8 0.1 1.4 0.0
MIS-CT2 23.5 22.1 0.1 1.3 0.0