Benchmark Validation File - DO NOT MODIFY! If you do, it will fail validation. Validation Version: 1.3 Program: y-cruncher v0.7.8 Build 9492-43 (AV) Tuning: 13-HSW ~ Airi User: None Specified - You can edit this in "Username.txt". Operating System: Windows 10.0 Build 17134 Processor(s): Name: Intel(R) Core(TM) i7-5960X CPU @ 3.00GHz Logical Cores: 16 Physical Cores: 8 Sockets: 1 NUMA Nodes: 1 Base Frequency: 3,005,223,328 Hz Motherboard: Manufacturer: ASUSTeK COMPUTER INC. Model: X99-A Version: Rev 1.xx Serial Number: Suppressed - Personally identifiable information is opt-in only. Memory: Usable Memory: 68,627,468,288 (63.9 GiB) Total Memory: 68,719,476,736 (64.0 GiB) DIMM: 8.00 GiB - Corsair - CMK32GX4M4A2400C14 DIMM: 8.00 GiB - Corsair - CMK32GX4M4A2400C14 DIMM: 8.00 GiB - Corsair - CMK32GX4M4A2400C14 DIMM: 8.00 GiB - Corsair - CMK32GX4M4A2400C14 DIMM: 8.00 GiB - Corsair - CMK32GX4M4A2400C14 DIMM: 8.00 GiB - Corsair - CMK32GX4M4A2400C14 DIMM: 8.00 GiB - Corsair - CMK32GX4M4A2400C14 DIMM: 8.00 GiB - Corsair - CMK32GX4M4A2400C14 Constant: Custom - Gamma(1/3) Algorithm: Series-Pi Decimal Digits: 100,000,000,000 Hexadecimal Digits: 83,048,202,373 Computation Mode: Swap Mode Threading Mode: Windows Thread Pool -> 16 / ? Working Memory: 63,230,550,720 (58.9 GiB) Total Memory: 64,424,509,440 (60.0 GiB) Logical Peak Disk Usage: 602,816,626,224 ( 561 GiB) Logical Disk Bytes Read: 0 ( 0 bytes) Logical Disk Bytes Written: 0 ( 0 bytes) Configuration Dump: { Constant : { Constant : "custom" NameShort : "Gamma(⅓)" NameLong : "Gamma(1/3)" AlgorithmShort : "Series-Pi" AlgorithmLong : "Series-Pi" Formula : { InvNthRoot : [ 6 { Multiply : [ { SeriesHypergeometric : { Power : -1 CoefficientP : 1 CoefficientQ : 1 CoefficientD : 5 PolynomialP : [-5 46 -108 72] PolynomialQ : [0 0 0 -512000] PolynomialR : [-5 46 -108 72] } } { Power : [ { Pi : { Power : -1 } } 4 ] } { Invsqrt : 360 } ] } ] } } ComputeSize : { DecimalDigits : 100000000000 EnableHexDigits : "true" } Output : { Path : "" OutputEnable : "true" DigitsPerFile : -1 } OutputVerify : "true" Mode : "swap" Parallelism : { TaskDecomposition : 16 Framework : "winpool" MaxSequentialDispatch : 64 } Allocator : { Allocator : "mmap" LargePages : "attempt" LockedPages : "attempt" } Memory : 64424509440 FarMemory : { Framework : "disk-raid0" InterleaveWidth : 262144 BufferPerLane : 67108864 RawIO : "true" Lanes : [ { // Lane 0 Path : "g:" BufferAllocator : { Allocator : "mmap" LargePages : "attempt" LockedPages : "attempt" } WorkerThreadCores : [] WorkerThreadPriority : 2 } { // Lane 1 Path : "h:" BufferAllocator : { Allocator : "mmap" LargePages : "attempt" LockedPages : "attempt" } WorkerThreadCores : [] WorkerThreadPriority : 2 } { // Lane 2 Path : "i:" BufferAllocator : { Allocator : "mmap" LargePages : "attempt" LockedPages : "attempt" } WorkerThreadCores : [] WorkerThreadPriority : 2 } { // Lane 3 Path : "j:" BufferAllocator : { Allocator : "mmap" LargePages : "attempt" LockedPages : "attempt" } WorkerThreadCores : [] WorkerThreadPriority : 2 } { // Lane 4 Path : "k:" BufferAllocator : { Allocator : "mmap" LargePages : "attempt" LockedPages : "attempt" } WorkerThreadCores : [] WorkerThreadPriority : 2 } { // Lane 5 Path : "l:" BufferAllocator : { Allocator : "mmap" LargePages : "attempt" LockedPages : "attempt" } WorkerThreadCores : [] WorkerThreadPriority : 2 } { // Lane 6 Path : "m:" BufferAllocator : { Allocator : "mmap" LargePages : "attempt" LockedPages : "attempt" } WorkerThreadCores : [] WorkerThreadPriority : 2 } { // Lane 7 Path : "n:" BufferAllocator : { Allocator : "mmap" LargePages : "attempt" LockedPages : "attempt" } WorkerThreadCores : [] WorkerThreadPriority : 2 } { // Lane 8 Path : "o:" BufferAllocator : { Allocator : "mmap" LargePages : "attempt" LockedPages : "attempt" } WorkerThreadCores : [] WorkerThreadPriority : 2 } { // Lane 9 Path : "p:" BufferAllocator : { Allocator : "mmap" LargePages : "attempt" LockedPages : "attempt" } WorkerThreadCores : [] WorkerThreadPriority : 2 } { // Lane 10 Path : "q:" BufferAllocator : { Allocator : "mmap" LargePages : "attempt" LockedPages : "attempt" } WorkerThreadCores : [] WorkerThreadPriority : 2 } { // Lane 11 Path : "r:" BufferAllocator : { Allocator : "mmap" LargePages : "attempt" LockedPages : "attempt" } WorkerThreadCores : [] WorkerThreadPriority : 2 } { // Lane 12 Path : "s:" BufferAllocator : { Allocator : "mmap" LargePages : "attempt" LockedPages : "attempt" } WorkerThreadCores : [] WorkerThreadPriority : 2 } { // Lane 13 Path : "t:" BufferAllocator : { Allocator : "mmap" LargePages : "attempt" LockedPages : "attempt" } WorkerThreadCores : [] WorkerThreadPriority : 2 } { // Lane 14 Path : "u:" BufferAllocator : { Allocator : "mmap" LargePages : "attempt" LockedPages : "attempt" } WorkerThreadCores : [] WorkerThreadPriority : 2 } { // Lane 15 Path : "v:" BufferAllocator : { Allocator : "mmap" LargePages : "attempt" LockedPages : "attempt" } WorkerThreadCores : [] WorkerThreadPriority : 2 } ] } FarMemoryTuning : { BytesPerSeek : 16777216 ParallelAccess : "none" } } Start Date: Mon Feb 25 19:44:35 2019 End Date: Tue Feb 26 13:40:26 2019 Total Computation Time: 62956.985 seconds Start-to-End Wall Time: 64550.239 seconds CPU Utilization: 1064.60 % + 28.89 % kernel overhead Multi-core Efficiency: 66.54 % + 1.81 % kernel overhead Last Decimal Digits: 3932052939 6467355229 3455931896 2163533247 9109147426 : 99,999,999,950 2803541600 8638081571 7427807180 2551774075 7846120413 : 100,000,000,000 Last Hexadecimal Digits: 0a90c4bdd7 5fcf1b8831 8c579894f7 4fe8612825 cb454797cb : 83,048,202,350 534e2224b1 60a07ee186 f6a SHA256-dec(100,000,000,001 - 100,000,000,100): 071112d95c2d8e278167a81e38d79097d7b40d5919f3ca343d59f6d037b2e694 Dec Counts: {9999967965,10000003280,9999932538,10000004735,9999993836,9999934491,10000061665,10000063202,10000089366,9999948922} Hex Counts: {5190472642,5190517902,5190561244,5190486246,5190485876,5190444733,5190552190,5190440391,5190617154,5190476882,5190421879,5190550986,5190529901,5190404799,5190563231,5190676317} Dec Hash: Floor(|x| * 10^dec) mod (2^61 - 1) = 1110404915454659575 Hex Hash: Floor(|x| * 16^hex) mod (2^61 - 1) = 2143801602151687421 Spot Check: Good through 100,000,000,000 Timer Sanity Check: Passed Frequency Sanity Check: Disabled in this version of y-cruncher Reference Clock: TSC Reference Clock 0: 2,934,780 Reference Clock 1: 143,256,710 Reference Clock 2: 14,741,186 Is Debugger Present: No Is Contiguous: Yes ECC Recovered Errors: 0 Colors: Yes Event Log: Mon Feb 25 19:44:35 2019 0.022 Working Memory Mon Feb 25 19:44:44 2019 9.092 Working Memory: 58.9 GiB (locked, 2.00 MiB pages, spread: 100%/1) Mon Feb 25 19:44:44 2019 9.093 Twiddle Tables Mon Feb 25 19:44:45 2019 9.133 Twiddle Tables: 116 MiB (locked, 2.00 MiB pages, spread: 100%/1) Mon Feb 25 19:44:45 2019 9.134 I/O Buffers Mon Feb 25 19:44:45 2019 9.330 I/O Buffers: 1.00 GiB (locked, 68% large pages, spread: 100%/1) Mon Feb 25 19:44:45 2019 9.330 Begin Computation Mon Feb 25 19:44:45 2019 9.332 Series CommonP2B3... 25,960,961,502 terms (Expansion Factor = 9.255) Mon Feb 25 19:44:45 2019 9.332 Series: A ( 104 ) 0.000% Mon Feb 25 19:44:45 2019 9.376 Series: A ( 103 ) 0.001% Mon Feb 25 19:44:45 2019 9.447 Series: A ( 102 ) 0.001% Mon Feb 25 19:44:45 2019 9.521 Series: A ( 101 ) 0.002% Mon Feb 25 19:44:45 2019 9.612 Series: A ( 100 ) 0.003% Mon Feb 25 19:44:45 2019 9.693 Series: A ( 99 ) 0.004% Mon Feb 25 19:44:45 2019 9.775 Series: A ( 98 ) 0.005% Mon Feb 25 19:44:45 2019 9.857 Series: A ( 97 ) 0.005% Mon Feb 25 19:44:45 2019 9.942 Series: A ( 96 ) 0.006% Mon Feb 25 19:44:45 2019 10.027 Series: E ( 95 ) 0.007% Mon Feb 25 19:44:45 2019 10.115 Series: E ( 94 ) 0.008% Mon Feb 25 19:44:46 2019 10.204 Series: E ( 93 ) 0.008% Mon Feb 25 19:44:46 2019 10.307 Series: E ( 92 ) 0.009% Mon Feb 25 19:44:46 2019 10.426 Series: E ( 91 ) 0.010% Mon Feb 25 19:44:46 2019 10.561 Series: E ( 90 ) 0.011% Mon Feb 25 19:44:46 2019 10.712 Series: E ( 89 ) 0.013% Mon Feb 25 19:44:46 2019 10.875 Series: E ( 88 ) 0.014% Mon Feb 25 19:44:46 2019 11.048 Series: E ( 87 ) 0.015% Mon Feb 25 19:44:47 2019 11.257 Series: E ( 86 ) 0.017% Mon Feb 25 19:44:47 2019 11.493 Series: E ( 85 ) 0.019% Mon Feb 25 19:44:47 2019 11.762 Series: E ( 84 ) 0.021% Mon Feb 25 19:44:47 2019 12.044 Series: E ( 83 ) 0.023% Mon Feb 25 19:44:48 2019 12.375 Series: E ( 82 ) 0.025% Mon Feb 25 19:44:48 2019 12.751 Series: E ( 81 ) 0.028% Mon Feb 25 19:44:48 2019 13.120 Series: E ( 80 ) 0.031% Mon Feb 25 19:44:49 2019 13.545 Series: E ( 79 ) 0.034% Mon Feb 25 19:44:49 2019 14.037 Series: E ( 78 ) 0.037% Mon Feb 25 19:44:50 2019 14.608 Series: E ( 77 ) 0.041% Mon Feb 25 19:44:51 2019 15.230 Series: E ( 76 ) 0.046% Mon Feb 25 19:44:51 2019 15.895 Series: E ( 75 ) 0.050% Mon Feb 25 19:44:52 2019 16.678 Series: E ( 74 ) 0.056% Mon Feb 25 19:44:53 2019 17.482 Series: E ( 73 ) 0.062% Mon Feb 25 19:44:54 2019 18.384 Series: E ( 72 ) 0.068% Mon Feb 25 19:44:55 2019 19.447 Series: E ( 71 ) 0.075% Mon Feb 25 19:44:56 2019 20.682 Series: E ( 70 ) 0.083% Mon Feb 25 19:44:57 2019 22.048 Series: E ( 69 ) 0.092% Mon Feb 25 19:44:59 2019 23.459 Series: E ( 68 ) 0.101% Mon Feb 25 19:45:01 2019 25.147 Series: E ( 67 ) 0.112% Mon Feb 25 19:45:02 2019 26.892 Series: E ( 66 ) 0.123% Mon Feb 25 19:45:04 2019 28.837 Series: E ( 65 ) 0.136% Mon Feb 25 19:45:07 2019 31.131 Series: E ( 64 ) 0.150% Mon Feb 25 19:45:09 2019 33.816 Series: E ( 63 ) 0.166% Mon Feb 25 19:45:12 2019 36.719 Series: E ( 62 ) 0.183% Mon Feb 25 19:45:15 2019 39.790 Series: E ( 61 ) 0.202% Mon Feb 25 19:45:19 2019 43.451 Series: E ( 60 ) 0.223% Mon Feb 25 19:45:23 2019 47.211 Series: E ( 59 ) 0.247% Mon Feb 25 19:45:27 2019 51.401 Series: E ( 58 ) 0.272% Mon Feb 25 19:45:32 2019 56.342 Series: E ( 57 ) 0.301% Mon Feb 25 19:45:38 2019 62.209 Series: E ( 56 ) 0.332% Mon Feb 25 19:45:44 2019 68.565 Series: E ( 55 ) 0.367% Mon Feb 25 19:45:51 2019 75.152 Series: E ( 54 ) 0.405% Mon Feb 25 19:45:58 2019 83.091 Series: E ( 53 ) 0.447% Mon Feb 25 19:46:07 2019 91.349 Series: E ( 52 ) 0.494% Mon Feb 25 19:46:16 2019 100.469 Series: E ( 51 ) 0.545% Mon Feb 25 19:46:26 2019 111.087 Series: E ( 50 ) 0.602% Mon Feb 25 19:46:39 2019 123.625 Series: E ( 49 ) 0.665% Mon Feb 25 19:46:53 2019 137.398 Series: E ( 48 ) 0.734% Mon Feb 25 19:47:07 2019 151.630 Series: E ( 47 ) 0.811% Mon Feb 25 19:47:24 2019 168.995 Series: E ( 46 ) 0.896% Mon Feb 25 19:47:43 2019 187.625 Series: E ( 45 ) 0.989% Mon Feb 25 19:48:03 2019 207.465 Series: E ( 44 ) 1.092% Mon Feb 25 19:48:26 2019 230.625 Series: E ( 43 ) 1.206% Mon Feb 25 19:48:53 2019 257.626 Series: E ( 42 ) 1.332% Mon Feb 25 19:49:23 2019 287.453 Series: E ( 41 ) 1.471% Mon Feb 25 19:49:53 2019 317.973 Series: E ( 40 ) 1.624% Mon Feb 25 19:50:31 2019 355.303 Series: E ( 39 ) 1.793% Mon Feb 25 19:51:11 2019 395.450 Series: E ( 38 ) 1.980% Mon Feb 25 19:51:54 2019 438.524 Series: E ( 37 ) 2.187% Mon Feb 25 19:52:44 2019 488.608 Series: E ( 36 ) 2.415% Mon Feb 25 19:53:43 2019 547.194 Series: E ( 35 ) 2.667% Mon Feb 25 19:54:47 2019 611.170 Series: E ( 34 ) 2.945% Mon Feb 25 19:55:52 2019 676.722 Series: E ( 33 ) 3.253% Mon Feb 25 19:57:12 2019 756.756 Series: E ( 32 ) 3.592% Mon Feb 25 19:58:38 2019 842.929 Series: E ( 31 ) 3.967% Mon Feb 25 20:00:12 2019 936.125 Series: E ( 30 ) 4.381% Mon Feb 25 20:01:59 2019 1043.725 Series: E ( 29 ) 4.839% Mon Feb 25 20:04:05 2019 1169.202 Series: E ( 28 ) 5.344% Mon Feb 25 20:06:22 2019 1306.357 Series: E ( 27 ) 5.902% Mon Feb 25 20:08:42 2019 1446.913 Series: E ( 26 ) 6.519% Mon Feb 25 20:11:35 2019 1620.061 Series: E ( 25 ) 7.200% Mon Feb 25 20:14:40 2019 1805.073 Series: E ( 24 ) 7.953% Mon Feb 25 20:18:01 2019 2005.971 Series: E ( 23 ) 8.785% Mon Feb 25 20:21:56 2019 2240.231 Series: S ( 22 ) 9.704% Mon Feb 25 20:26:48 2019 2532.603 Series: S ( 21 ) 10.719% Mon Feb 25 20:32:04 2019 2848.418 Series: S ( 20 ) 11.841% Mon Feb 25 20:37:30 2019 3174.179 Series: S ( 19 ) 13.081% Mon Feb 25 20:44:12 2019 3576.587 Series: S ( 18 ) 14.452% Mon Feb 25 20:51:26 2019 4011.098 Series: S ( 17 ) 15.967% Mon Feb 25 20:59:43 2019 4507.196 Series: S ( 16 ) 17.642% Mon Feb 25 21:09:32 2019 5096.193 Series: S ( 15 ) 19.495% Mon Feb 25 21:20:54 2019 5778.468 Series: S ( 14 ) 21.544% Mon Feb 25 21:34:27 2019 6591.884 Series: S ( 13 ) 23.810% Mon Feb 25 21:50:09 2019 7533.968 Series: S ( 12 ) 26.317% Mon Feb 25 22:08:42 2019 8646.722 Series: S ( 11 ) 29.093% Mon Feb 25 22:30:02 2019 9926.956 Series: S ( 10 ) 32.165% Mon Feb 25 22:52:22 2019 11266.858 Series: S ( 9 ) 35.567% Mon Feb 25 23:18:17 2019 12822.123 Series: S ( 8 ) 39.337% Mon Feb 25 23:47:50 2019 14594.391 Series: S ( 7 ) 43.517% Tue Feb 26 00:22:04 2019 16648.168 Series: S ( 6 ) 48.153% Tue Feb 26 00:58:26 2019 18830.923 Series: S ( 5 ) 53.301% Tue Feb 26 01:43:23 2019 21527.739 Series: S ( 4 ) 59.024% Tue Feb 26 02:34:32 2019 24596.644 Series: S ( 3 ) 65.396% Tue Feb 26 03:27:41 2019 27785.300 Series: S ( 2 ) 72.506% Tue Feb 26 04:29:51 2019 31515.394 Series: S ( 1 ) 80.472% Tue Feb 26 05:38:50 2019 35654.150 Series: S ( 0 ) 89.467% Tue Feb 26 07:01:15 2019 40599.259 Finishing Series Tue Feb 26 07:02:25 2019 40669.506 Large Division Tue Feb 26 07:20:31 2019 41755.453 Pi - Chudnovsky (1988): Tue Feb 26 07:20:31 2019 41755.455 Series CommonP2B3... 7,051,366,947 terms (Expansion Factor = 3.122) Tue Feb 26 07:20:31 2019 41755.456 Series: A ( 38 ) 0.000% Tue Feb 26 07:20:31 2019 41755.471 Series: A ( 37 ) 0.000% Tue Feb 26 07:20:31 2019 41755.573 Series: A ( 36 ) 0.003% Tue Feb 26 07:20:31 2019 41755.668 Series: A ( 35 ) 0.005% Tue Feb 26 07:20:31 2019 41755.768 Series: E ( 34 ) 0.007% Tue Feb 26 07:20:31 2019 41755.870 Series: E ( 33 ) 0.010% Tue Feb 26 07:20:31 2019 41755.990 Series: E ( 32 ) 0.013% Tue Feb 26 07:20:32 2019 41756.135 Series: E ( 31 ) 0.016% Tue Feb 26 07:20:32 2019 41756.337 Series: E ( 30 ) 0.022% Tue Feb 26 07:20:32 2019 41756.636 Series: E ( 29 ) 0.028% Tue Feb 26 07:20:32 2019 41757.005 Series: E ( 28 ) 0.037% Tue Feb 26 07:20:33 2019 41757.500 Series: E ( 27 ) 0.049% Tue Feb 26 07:20:34 2019 41758.189 Series: E ( 26 ) 0.064% Tue Feb 26 07:20:34 2019 41759.049 Series: E ( 25 ) 0.084% Tue Feb 26 07:20:36 2019 41760.269 Series: E ( 24 ) 0.110% Tue Feb 26 07:20:37 2019 41761.898 Series: E ( 23 ) 0.144% Tue Feb 26 07:20:39 2019 41764.116 Series: E ( 22 ) 0.189% Tue Feb 26 07:20:42 2019 41767.025 Series: E ( 21 ) 0.248% Tue Feb 26 07:20:46 2019 41770.912 Series: E ( 20 ) 0.325% Tue Feb 26 07:20:52 2019 41776.638 Series: E ( 19 ) 0.426% Tue Feb 26 07:20:59 2019 41784.029 Series: E ( 18 ) 0.558% Tue Feb 26 07:21:09 2019 41793.839 Series: E ( 17 ) 0.732% Tue Feb 26 07:21:23 2019 41807.199 Series: E ( 16 ) 0.959% Tue Feb 26 07:21:41 2019 41825.813 Series: E ( 15 ) 1.258% Tue Feb 26 07:22:05 2019 41850.112 Series: E ( 14 ) 1.650% Tue Feb 26 07:22:39 2019 41883.690 Series: E ( 13 ) 2.163% Tue Feb 26 07:23:24 2019 41929.103 Series: E ( 12 ) 2.837% Tue Feb 26 07:24:27 2019 41991.478 Series: E ( 11 ) 3.720% Tue Feb 26 07:25:52 2019 42076.955 Series: E ( 10 ) 4.879% Tue Feb 26 07:27:46 2019 42190.173 Series: E ( 9 ) 6.399% Tue Feb 26 07:30:23 2019 42347.508 Series: E ( 8 ) 8.394% Tue Feb 26 07:33:51 2019 42555.878 Series: S ( 7 ) 11.013% Tue Feb 26 07:39:00 2019 42864.732 Series: S ( 6 ) 14.453% Tue Feb 26 07:46:06 2019 43290.141 Series: S ( 5 ) 18.973% Tue Feb 26 07:56:17 2019 43901.976 Series: S ( 4 ) 24.918% Tue Feb 26 08:12:02 2019 44846.134 Series: S ( 3 ) 32.747% Tue Feb 26 08:33:21 2019 46125.813 Series: S ( 2 ) 43.076% Tue Feb 26 09:03:51 2019 47955.381 Series: S ( 1 ) 56.749% Tue Feb 26 09:46:28 2019 50512.858 Series: S ( 0 ) 74.970% Tue Feb 26 10:49:48 2019 54312.416 Finishing Series Tue Feb 26 10:51:26 2019 54410.129 Large Division Tue Feb 26 11:09:38 2019 55502.965 InvSqrt(10005)... Tue Feb 26 11:21:56 2019 56240.156 Large Multiply Tue Feb 26 11:29:51 2019 56715.517 Verify Large Multiply Tue Feb 26 11:30:46 2019 56770.747 Powering Tue Feb 26 11:41:04 2019 57388.785 Large Multiply Tue Feb 26 11:48:47 2019 57851.424 InvSqrt(360)... Tue Feb 26 12:01:06 2019 58590.746 Large Multiply Tue Feb 26 12:08:48 2019 59052.863 Radical x^(-1/6)... Tue Feb 26 12:53:43 2019 61747.259 Writing Hexadecimal Digits Tue Feb 26 12:57:57 2019 62001.407 Base Converting Tue Feb 26 13:18:16 2019 63220.498 Writing Decimal Digits Tue Feb 26 13:22:38 2019 63482.201 Verifying Base Conversion Tue Feb 26 13:32:28 2019 64072.213 Verifying Binary Output Tue Feb 26 13:32:42 2019 64086.592 Verifying Decimal Output Tue Feb 26 13:36:38 2019 64322.427 Verifying Hexadecimal Output Tue Feb 26 13:40:26 2019 64550.238 End Computation ---- Checksum0: 54ad5ba020b37868c7e989cdd077b0e887b4a262f8917f513de9844836e03f7797e58c55e4de67434bdba9d479d022df8028948856e78ac3b7328888a1b93d22 Checksum1: 0340df52d81891cbfaf94c03c4972a3c3f6380dba4fe7b6304d6db0486167ef20660a698f4dc34d4e4233caa62e054919234bea6977010d44a1211dd2fb6d69d