blog pointer gctrace

gistfile1.txt

$ GODEBUG=gctrace=1 go test -bench=Pointer_1e6 blog
gc1(1): 0+0+121+0 us, 0 -> 0 MB, 21 (21-0) objects, 2 goroutines, 16/0/0 sweeps, 0(0) handoff, 0(0) steal, 0/0/0 yields
gc2(1): 0+0+68+0 us, 0 -> 0 MB, 43 (44-1) objects, 3 goroutines, 20/0/0 sweeps, 0(0) handoff, 0(0) steal, 0/0/0 yields
gc3(1): 0+0+70+0 us, 0 -> 0 MB, 120 (140-20) objects, 4 goroutines, 28/0/0 sweeps, 0(0) handoff, 0(0) steal, 0/0/0 yields
gc4(1): 0+0+92+0 us, 0 -> 0 MB, 220 (271-51) objects, 4 goroutines, 33/0/0 sweeps, 0(0) handoff, 0(0) steal, 0/0/0 yields
gc5(1): 0+0+108+0 us, 0 -> 0 MB, 441 (545-104) objects, 5 goroutines, 38/0/0 sweeps, 0(0) handoff, 0(0) steal, 0/0/0 yields
gc6(1): 0+0+138+0 us, 0 -> 0 MB, 625 (945-320) objects, 5 goroutines, 46/0/0 sweeps, 0(0) handoff, 0(0) steal, 0/0/0 yields
gc7(1): 0+0+200+0 us, 0 -> 0 MB, 1981 (2804-823) objects, 6 goroutines, 60/4/0 sweeps, 0(0) handoff, 0(0) steal, 0/0/0 yields
gc8(1): 0+0+268+0 us, 0 -> 0 MB, 2973 (4836-1863) objects, 6 goroutines, 71/0/0 sweeps, 0(0) handoff, 0(0) steal, 0/0/0 yields
gc9(1): 0+0+253+0 us, 0 -> 0 MB, 4314 (7105-2791) objects, 6 goroutines, 93/0/0 sweeps, 0(0) handoff, 0(0) steal, 0/0/0 yields
gc10(1): 0+0+255+0 us, 0 -> 0 MB, 4292 (9007-4715) objects, 6 goroutines, 108/0/0 sweeps, 0(0) handoff, 0(0) steal, 0/0/0 yields
gc11(1): 0+0+271+0 us, 0 -> 0 MB, 4648 (11192-6544) objects, 6 goroutines, 113/0/0 sweeps, 0(0) handoff, 0(0) steal, 0/0/0 yields
gc12(1): 0+0+272+0 us, 0 -> 0 MB, 5118 (13787-8669) objects, 6 goroutines, 118/0/0 sweeps, 0(0) handoff, 0(0) steal, 0/0/0 yields
gc13(1): 0+2+266+0 us, 0 -> 0 MB, 4937 (16857-11920) objects, 5 goroutines, 120/1/5 sweeps, 0(0) handoff, 0(0) steal, 0/0/0 yields
gc14(1): 0+3+271+0 us, 0 -> 0 MB, 4884 (19679-14795) objects, 5 goroutines, 120/0/4 sweeps, 0(0) handoff, 0(0) steal, 0/0/0 yields
gc15(1): 0+0+301+0 us, 0 -> 0 MB, 4324 (21725-17401) objects, 5 goroutines, 120/0/0 sweeps, 0(0) handoff, 0(0) steal, 0/0/0 yields
gc16(1): 0+0+302+0 us, 0 -> 0 MB, 5766 (24719-18953) objects, 5 goroutines, 123/0/0 sweeps, 0(0) handoff, 0(0) steal, 0/0/0 yields
gc17(1): 0+0+339+0 us, 0 -> 0 MB, 6006 (27880-21874) objects, 5 goroutines, 126/0/0 sweeps, 0(0) handoff, 0(0) steal, 0/0/0 yields
gc18(1): 0+0+331+0 us, 0 -> 0 MB, 6279 (31398-25119) objects, 5 goroutines, 127/0/1 sweeps, 0(0) handoff, 0(0) steal, 0/0/0 yields
gc19(1): 0+0+325+0 us, 0 -> 0 MB, 6933 (34918-27985) objects, 5 goroutines, 136/0/0 sweeps, 0(0) handoff, 0(0) steal, 0/0/0 yields
gc20(1): 0+0+418+0 us, 0 -> 0 MB, 7186 (38806-31620) objects, 5 goroutines, 138/0/0 sweeps, 0(0) handoff, 0(0) steal, 0/0/0 yields
gc21(1): 1+0+402+0 us, 0 -> 0 MB, 7659 (42910-35251) objects, 5 goroutines, 142/0/0 sweeps, 0(0) handoff, 0(0) steal, 0/0/0 yields
gc1(1): 0+0+74+0 us, 0 -> 0 MB, 21 (21-0) objects, 2 goroutines, 16/0/0 sweeps, 0(0) handoff, 0(0) steal, 0/0/0 yields
gc2(1): 0+0+89+0 us, 0 -> 0 MB, 54 (55-1) objects, 3 goroutines, 20/0/0 sweeps, 0(0) handoff, 0(0) steal, 0/0/0 yields
testing: warning: no tests to run
PASS
Benchmark_Pointer_1e6	gc3(1): 0+0+119+0 us, 0 -> 0 MB, 206 (242-36) objects, 5 goroutines, 28/0/0 sweeps, 0(0) handoff, 0(0) steal, 0/0/0 yields
gc4(1): 1+0+106567+1 us, 0 -> 106 MB, 147 (243-96) objects, 5 goroutines, 29/0/22 sweeps, 0(0) handoff, 0(0) steal, 0/0/0 yields
gc5(1): 1+0+252710+1 us, 106 -> 264 MB, 906929 (907025-96) objects, 5 goroutines, 2833/1/0 sweeps, 0(0) handoff, 0(0) steal, 0/0/0 yields
gc6(1): 0+684+54717+0 us, 222 -> 225 MB, 1031902 (1059372-27470) objects, 5 goroutines, 2843/5/1670 sweeps, 0(0) handoff, 0(0) steal, 0/0/0 yields
gc7(1): 2+1+219959+1 us, 106 -> 264 MB, 906889 (1966114-1059225) objects, 5 goroutines, 2843/0/2133 sweeps, 0(0) handoff, 0(0) steal, 0/0/0 yields
       2	 506741500 ns/op
ok  	blog	1.928s