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linux-arm-pandaboard-go1.2.1-vs-go1.3beta1.txt
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linux-arm-pandaboard-go1.2.1-vs-go1.3beta1.txt
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# go1
benchmark old ns/op new ns/op delta
BenchmarkBinaryTree17 2147483647 2147483647 -5.52%
BenchmarkFannkuch11 2147483647 2147483647 -0.37%
BenchmarkFmtFprintfEmpty 1532 1402 -8.49%
BenchmarkFmtFprintfString 3836 4335 +13.01%
BenchmarkFmtFprintfInt 3270 3198 -2.20%
BenchmarkFmtFprintfIntInt 4993 4899 -1.88%
BenchmarkFmtFprintfPrefixedInt 4742 4683 -1.24%
BenchmarkFmtFprintfFloat 9805 10657 +8.69%
BenchmarkFmtManyArgs 19662 21234 +8.00%
BenchmarkGobDecode 157336425 155975341 -0.87%
BenchmarkGobEncode 86660766 82508850 -4.79%
BenchmarkGzip 2147483647 2147483647 +0.31%
BenchmarkGunzip 931991577 930252075 -0.19%
BenchmarkHTTPClientServer 633947 620635 -2.10%
BenchmarkJSONEncode 455303955 515670776 +13.26%
BenchmarkJSONDecode 1850646973 1756195069 -5.10%
BenchmarkMandelbrot200 97882080 97634887 -0.25%
BenchmarkGoParse 75212097 75686645 +0.63%
BenchmarkRegexpMatchEasy0_32 1800 1748 -2.89%
BenchmarkRegexpMatchEasy0_1K 6916 6900 -0.23%
BenchmarkRegexpMatchEasy1_32 1886 1799 -4.61%
BenchmarkRegexpMatchEasy1_1K 16097 16834 +4.58%
BenchmarkRegexpMatchMedium_32 3022 3156 +4.43%
BenchmarkRegexpMatchMedium_1K 982192 1052947 +7.20%
BenchmarkRegexpMatchHard_32 55057 56510 +2.64%
BenchmarkRegexpMatchHard_1K 1679351 1734100 +3.26%
BenchmarkRevcomp 141070556 141482544 +0.29%
BenchmarkTemplate 1991638183 2147483647 +19.83%
BenchmarkTimeParse 9737 10226 +5.02%
BenchmarkTimeFormat 17244 17230 -0.08%
benchmark old MB/s new MB/s speedup
BenchmarkGobDecode 4.88 4.92 1.01x
BenchmarkGobEncode 8.86 9.30 1.05x
BenchmarkGzip 3.13 3.12 1.00x
BenchmarkGunzip 20.82 20.86 1.00x
BenchmarkJSONEncode 4.26 3.76 0.88x
BenchmarkJSONDecode 1.05 1.10 1.05x
BenchmarkGoParse 0.77 0.77 1.00x
BenchmarkRegexpMatchEasy0_32 17.77 18.30 1.03x
BenchmarkRegexpMatchEasy0_1K 148.06 148.39 1.00x
BenchmarkRegexpMatchEasy1_32 16.97 17.78 1.05x
BenchmarkRegexpMatchEasy1_1K 63.61 60.83 0.96x
BenchmarkRegexpMatchMedium_32 0.33 0.32 0.97x
BenchmarkRegexpMatchMedium_1K 1.04 0.97 0.93x
BenchmarkRegexpMatchHard_32 0.58 0.57 0.98x
BenchmarkRegexpMatchHard_1K 0.61 0.59 0.97x
BenchmarkRevcomp 18.02 17.97 1.00x
BenchmarkTemplate 0.97 0.81 0.84x
# runtime
benchmark old ns/op new ns/op delta
BenchmarkAppend 1135 1089 -4.05%
BenchmarkAppend1Byte 1702 1615 -5.11%
BenchmarkAppend4Bytes 1999 1926 -3.65%
BenchmarkAppend8Bytes 2126 2497 +17.45%
BenchmarkAppend16Bytes 2270 2646 +16.56%
BenchmarkAppend32Bytes 2133 2060 -3.42%
BenchmarkAppendSpecialCase 817 783 -4.16%
BenchmarkSelectUncontended 3845 3759 -2.24%
BenchmarkSelectContended 3919 3764 -3.96%
BenchmarkSelectNonblock 1988 1923 -3.27%
BenchmarkChanUncontended 1264 1269 +0.40%
BenchmarkChanContended 1272 1276 +0.31%
BenchmarkChanSync 2719 2632 -3.20%
BenchmarkChanProdCons0 2796 2699 -3.47%
BenchmarkChanProdCons10 1699 1716 +1.00%
BenchmarkChanProdCons100 1327 1380 +3.99%
BenchmarkChanProdConsWork0 6606 5424 -17.89%
BenchmarkChanProdConsWork10 5596 4436 -20.73%
BenchmarkChanProdConsWork100 5053 4139 -18.09%
BenchmarkChanCreation 3238 3522 +8.77%
BenchmarkChanSem 1281 1316 +2.73%
BenchmarkCallClosure 43 39 -9.61%
BenchmarkCallClosure1 58 52 -10.92%
BenchmarkCallClosure2 613 333 -45.68%
BenchmarkCallClosure3 625 335 -46.40%
BenchmarkCallClosure4 638 348 -45.45%
BenchmarkComplex128DivNormal 543 576 +6.08%
BenchmarkComplex128DivNisNaN 252 289 +14.68%
BenchmarkComplex128DivDisNaN 237 284 +19.83%
BenchmarkComplex128DivNisInf 214 260 +21.50%
BenchmarkComplex128DivDisInf 246 277 +12.60%
BenchmarkConvT2ESmall 169 158 -6.51%
BenchmarkConvT2EUintptr 20 20 +0.00%
BenchmarkConvT2ELarge 733 736 +0.41%
BenchmarkConvT2ISmall 298 298 +0.00%
BenchmarkConvT2IUintptr 43 43 +0.00%
BenchmarkConvT2ILarge 901 884 -1.89%
BenchmarkConvI2E 78 82 +4.83%
BenchmarkConvI2I 456 457 +0.22%
BenchmarkAssertE2T 200 225 +12.50%
BenchmarkAssertE2TLarge 206 234 +13.59%
BenchmarkAssertE2I 496 501 +1.01%
BenchmarkAssertI2T 206 251 +21.84%
BenchmarkAssertI2I 502 505 +0.60%
BenchmarkAssertI2E 80 84 +4.34%
BenchmarkAssertE2E 18 18 +0.00%
BenchmarkMalloc8 571 394 -31.00%
BenchmarkMalloc16 644 560 -13.04%
BenchmarkMallocTypeInfo8 816 770 -5.64%
BenchmarkMallocTypeInfo16 912 842 -7.68%
BenchmarkHashStringSpeed 1183 1184 +0.08%
BenchmarkHashInt32Speed 724 730 +0.83%
BenchmarkHashInt64Speed 1146 1179 +2.88%
BenchmarkHashStringArraySpeed 3088 3047 -1.33%
BenchmarkMegMap 234 258 +10.26%
BenchmarkMegOneMap 180 200 +11.11%
BenchmarkMegEqMap 10892639 10955810 +0.58%
BenchmarkMegEmptyMap 60 82 +36.82%
BenchmarkSmallStrMap 256 280 +9.38%
BenchmarkMapStringKeysEight_16 200 209 +4.50%
BenchmarkMapStringKeysEight_32 180 195 +8.33%
BenchmarkMapStringKeysEight_64 181 195 +7.73%
BenchmarkMapStringKeysEight_1M 179 195 +8.94%
BenchmarkIntMap 148 164 +10.81%
BenchmarkRepeatedLookupStrMapKey32 3524 3451 -2.07%
BenchmarkRepeatedLookupStrMapKey1M 101149597 98549804 -2.57%
BenchmarkNewEmptyMap 2143 1962 -8.45%
BenchmarkMemmove32 88 89 +0.45%
BenchmarkMemmove4K 2029 2054 +1.23%
BenchmarkMemmove64K 98306 98118 -0.19%
BenchmarkMemmove4M 32009887 31897583 -0.35%
BenchmarkMemmove64M 523086548 512237548 -2.07%
BenchmarkFinalizer 2724 12307 +351.80%
BenchmarkFinalizerRun 14913 32676 +119.11%
BenchmarkStackGrowth 8841 10022 +13.36%
BenchmarkStackGrowthDeep 1033172 1000741 -3.14%
BenchmarkCreateGoroutines 2606 1963 -24.67%
BenchmarkCreateGoroutinesParallel 2575 1963 -23.77%
BenchmarkMatmult 211 201 -4.74%
BenchmarkIfaceCmp100 3307 3305 -0.06%
BenchmarkIfaceCmpNil100 2913 2717 -6.73%
BenchmarkDefer 592 578 -2.36%
BenchmarkDefer10 541 523 -3.33%
BenchmarkDeferMany 1085 1242 +14.47%
BenchmarkCompareStringEqual 271 271 +0.00%
BenchmarkCompareStringIdentical 71 73 +2.66%
BenchmarkCompareStringSameLength 198 219 +10.61%
BenchmarkCompareStringDifferentLength 13 19 +39.71%
BenchmarkCompareStringBigUnaligned 11365509 12280883 +8.05%
BenchmarkCompareStringBig 11097106 11913757 +7.36%
benchmark old MB/s new MB/s speedup
BenchmarkMemmove32 360.35 358.76 1.00x
BenchmarkMemmove4K 2018.10 1993.76 0.99x
BenchmarkMemmove64K 666.65 667.93 1.00x
BenchmarkMemmove4M 131.03 131.49 1.00x
BenchmarkMemmove64M 128.29 131.01 1.02x
BenchmarkCompareStringBigUnaligned 92.26 85.38 0.93x
BenchmarkCompareStringBig 94.49 88.01 0.93x
# http
benchmark old ns/op new ns/op delta
BenchmarkHeaderWriteSubset 14049 13698 -2.50%
BenchmarkReadRequestChrome 115783 106100 -8.36%
BenchmarkReadRequestCurl 57902 55373 -4.37%
BenchmarkReadRequestApachebench 57723 54713 -5.21%
BenchmarkReadRequestSiege 75685 71858 -5.06%
BenchmarkReadRequestWrk 40184 36561 -9.02%
BenchmarkClientServer 681970 656890 -3.68%
BenchmarkClientServerParallel4 680999 656396 -3.61%
BenchmarkClientServerParallel64 770645 762817 -1.02%
BenchmarkServer 1253295 1239776 -1.08%
BenchmarkServerFakeConnNoKeepAlive 238748 222717 -6.71%
BenchmarkServerFakeConnWithKeepAlive 188742 184579 -2.21%
BenchmarkServerFakeConnWithKeepAliveLite 107186 106594 -0.55%
BenchmarkServerHandlerTypeLen 156817 151739 -3.24%
BenchmarkServerHandlerNoLen 136767 133535 -2.36%
BenchmarkServerHandlerNoType 146307 142163 -2.83%
BenchmarkServerHandlerNoHeader 105743 103616 -2.01%
benchmark old MB/s new MB/s speedup
BenchmarkReadRequestChrome 5.28 5.76 1.09x
BenchmarkReadRequestCurl 1.35 1.41 1.04x
BenchmarkReadRequestApachebench 1.42 1.50 1.06x
BenchmarkReadRequestSiege 2.00 2.10 1.05x
BenchmarkReadRequestWrk 1.00 1.09 1.09x
# floats
benchmark old ns/op new ns/op delta
BenchmarkMinSmall 182 186 +2.20%
BenchmarkMinMed 11629 11100 -4.55%
BenchmarkMinLarge 2628295 2425781 -7.71%
BenchmarkMinHuge 555007934 555816650 +0.15%
BenchmarkAddTwoSmall 348 469 +34.77%
BenchmarkAddFourSmall 840 1155 +37.50%
BenchmarkAddTwoMed 16505 27837 +68.66%
BenchmarkAddFourMed 50014 83868 +67.69%
BenchmarkAddTwoLarge 7210998 7500762 +4.02%
BenchmarkAddFourLarge 26781311 26842041 +0.23%
BenchmarkAddTwoHuge 1012542724 1015991210 +0.34%
BenchmarkAddFourHuge 2147483647 2147483647 +1.72%
BenchmarkLogSumExpSmall 8360 8600 +2.87%
BenchmarkLogSumExpMed 797912 822143 +3.04%
BenchmarkLogSumExpLarge 82466125 84654235 +2.65%
BenchmarkLogSumExpHuge 2147483647 2147483647 +2.98%
BenchmarkDotSmall 320 344 +7.50%
BenchmarkDotMed 21857 23665 +8.27%
BenchmarkDotLarge 6775451 6799377 +0.35%
BenchmarkDotHuge 896270752 909866333 +1.52%
# cipher
benchmark old ns/op new ns/op delta
BenchmarkAESCFBEncrypt 255371 244335 -4.32%
BenchmarkAESCFBDecrypt 262487 244848 -6.72%
BenchmarkAESOFB 241015 228634 -5.14%
BenchmarkAESCTR 238919 226132 -5.35%
BenchmarkAESCBCEncrypt 258682 237841 -8.06%
BenchmarkAESCBCDecrypt 269329 242459 -9.98%
benchmark old MB/s new MB/s speedup
BenchmarkAESCFBEncrypt 4.01 4.19 1.04x
BenchmarkAESCFBDecrypt 3.90 4.18 1.07x
BenchmarkAESOFB 4.24 4.47 1.05x
BenchmarkAESCTR 4.28 4.52 1.06x
BenchmarkAESCBCEncrypt 3.96 4.31 1.09x
BenchmarkAESCBCDecrypt 3.80 4.22 1.11x
#megajson
benchmark old ns/op new ns/op delta
BenchmarkCodeEncoder 322985840 325244140 +0.70%
BenchmarkCodeDecoder 1013854980 1023345947 +0.94%
benchmark old MB/s new MB/s speedup
BenchmarkCodeEncoder 6.01 5.97 0.99x
BenchmarkCodeDecoder 1.91 1.90 0.99x
#snappy
benchmark old ns/op new ns/op delta
BenchmarkWordsDecode1e3 55563 51603 -7.13%
BenchmarkWordsDecode1e4 570684 548889 -3.82%
BenchmarkWordsDecode1e5 5980163 5789428 -3.19%
BenchmarkWordsDecode1e6 57993774 56631469 -2.35%
BenchmarkWordsEncode1e3 188586 186038 -1.35%
BenchmarkWordsEncode1e4 1306594 1313812 +0.55%
BenchmarkWordsEncode1e5 13318786 13670043 +2.64%
BenchmarkWordsEncode1e6 115440368 117379760 +1.68%
benchmark old MB/s new MB/s speedup
BenchmarkWordsDecode1e3 18.00 19.38 1.08x
BenchmarkWordsDecode1e4 17.52 18.22 1.04x
BenchmarkWordsDecode1e5 16.72 17.27 1.03x
BenchmarkWordsDecode1e6 17.24 17.66 1.02x
BenchmarkWordsEncode1e3 5.30 5.38 1.02x
BenchmarkWordsEncode1e4 7.65 7.61 0.99x
BenchmarkWordsEncode1e5 7.51 7.32 0.97x
BenchmarkWordsEncode1e6 8.66 8.52 0.98x