Benchmark Validation File - DO NOT MODIFY! If you do, it will fail validation. Validation Version: 1.3 Program: y-cruncher v0.7.7 Build 9499 Tuning: 14-BDW ~ Kurumi User: newalex Operating System: Linux 4.15.0-1034-aws x86_64 Processor(s): Name: Intel(R) Xeon(R) CPU E5-2686 v4 @ 2.30GHz Logical Cores: 72 Physical Cores: 36 Sockets: 2 NUMA Nodes: 2 Base Frequency: 2,300,080,320 Hz Motherboard: Manufacturer: Amazon EC2 Model: Not Specified Version: Not Specified Serial Number: Suppressed - Personally identifiable information is opt-in only. Memory: Usable Memory: 540,926,328,832 ( 504 GiB) Total Memory: Unable to Detect Constant: Pi Algorithm: Chudnovsky (1988) Decimal Digits: 2,500,000,000,000 Hexadecimal Digits: Disabled Computation Mode: Swap Mode Threading Mode: Cilk Plus Work-Stealing -> 144 / 72 Working Memory: 503,340,639,936 ( 469 GiB) Total Memory: 503,980,569,600 ( 469 GiB) Logical Peak Disk Usage: 12,899,780,902,776 (11.7 TiB) Logical Disk Bytes Read: 529,562,794,133,324 ( 482 TiB) Logical Disk Bytes Written: 461,713,414,379,292 ( 420 TiB) Configuration Dump: { Constant : { Constant : "pi" Algorithm : "chudnovsky" } ComputeSize : { DecimalDigits : 2500000000000 EnableHexDigits : "false" } Output : { Path : "/home/ubuntu/output_drive" OutputEnable : "true" DigitsPerFile : 0 } OutputVerify : "true" Mode : "swap" Parallelism : { TaskDecomposition : 144 Framework : "cilk" WorkerThreads : 72 } Allocator : { Allocator : "interleave-libnuma" LockedPages : "attempt" Nodes : [0 1] } BytesPerSeek : 8388608 Memory : 503980569600 RaidFile : { // Raid-File 0/3 BufferPerFile : 67108864 Lanes : [ { // Lane 0 Type : "raid0" Paths : ["/home/ubuntu/nvme1"] } { // Lane 1 Type : "raid0" Paths : ["/home/ubuntu/nvme2"] } { // Lane 2 Type : "raid0" Paths : ["/home/ubuntu/nvme3"] } { // Lane 3 Type : "raid0" Paths : ["/home/ubuntu/nvme4"] } { // Lane 4 Type : "raid0" Paths : ["/home/ubuntu/nvme5"] } { // Lane 5 Type : "raid0" Paths : ["/home/ubuntu/nvme6"] } { // Lane 6 Type : "raid0" Paths : ["/home/ubuntu/nvme7"] } { // Lane 7 Type : "raid0" Paths : ["/home/ubuntu/nvme8"] } ] } } Start Date: Sat May 4 10:14:09 2019 End Date: Thu May 9 21:55:46 2019 Total Computation Time: 309108.567 seconds Start-to-End Wall Time: 474097.657 seconds CPU Utilization: 4613.13 % + 49.58 % kernel overhead Multi-core Efficiency: 64.07 % + 0.69 % kernel overhead Last Decimal Digits: 6833044658 9907018380 2293079750 3073706848 8007845491 : 2,499,999,999,950 7023378492 4587524911 1838622539 0987058051 8718886518 : 2,500,000,000,000 SHA256-dec(2,500,000,000,001 - 2,500,000,000,100): b16b70afbda6ffd73e2865273b74654369f19bf0b888b8f7fce4cec7917a6b61 Dec Counts: {249999192826,249999959334,250000751269,249999904969,250000455856,249999721513,249999564178,249999660121,250001040584,249999749350} Dec Hash: Floor(|x| * 10^dec) mod (2^61 - 1) = 386517690499780061 Spot Check: Good through 2,500,000,000,000 Timer Sanity Check: Disabled due to checkpoint restart Frequency Sanity Check: Disabled in this version of y-cruncher Reference Clock: TSC Reference Clock 0: 0 Reference Clock 1: 124,894,055 Reference Clock 2: 14,004,710 Is Debugger Present: Unknown Is Contiguous: No ECC Recovered Errors: 0 Colors: Yes Event Log: Sat May 4 10:14:09 2019 0.006 Working Memory Sat May 4 10:16:13 2019 123.873 Working Memory: 469 GiB (locked, spread: 99%/2) Sat May 4 10:16:13 2019 123.873 Twiddle Tables Sat May 4 10:16:13 2019 123.965 Twiddle Tables: 98.3 MiB (locked, spread: 99%/2) Sat May 4 10:16:13 2019 123.965 Allocating I/O Buffers Sat May 4 10:16:13 2019 124.431 Begin Computation Sat May 4 10:16:13 2019 124.431 Series CommonP2B3... 176,284,173,382 terms (Expansion Factor = 3.418) Sat May 4 10:16:13 2019 124.431 Series: A ( 41 ) 0.000% Sat May 4 10:16:14 2019 125.229 Series: A ( 40 ) 0.001% Sat May 4 10:16:15 2019 126.466 Series: A ( 39 ) 0.003% Sat May 4 10:16:16 2019 127.835 Series: E ( 38 ) 0.005% Sat May 4 10:16:18 2019 129.228 Series: E ( 37 ) 0.007% Sat May 4 10:16:19 2019 130.755 Series: E ( 36 ) 0.009% Sat May 4 10:16:21 2019 132.739 Series: E ( 35 ) 0.012% Sat May 4 10:16:24 2019 135.298 Series: E ( 34 ) 0.015% Sat May 4 10:16:27 2019 138.397 Series: E ( 33 ) 0.019% Sat May 4 10:16:31 2019 142.520 Series: E ( 32 ) 0.025% Sat May 4 10:16:37 2019 148.054 Series: E ( 31 ) 0.032% Sat May 4 10:16:44 2019 155.260 Series: E ( 30 ) 0.041% Sat May 4 10:16:53 2019 164.199 Series: E ( 29 ) 0.052% Sat May 4 10:17:05 2019 176.713 Series: E ( 28 ) 0.067% Sat May 4 10:17:21 2019 192.820 Series: E ( 27 ) 0.086% Sat May 4 10:17:43 2019 213.986 Series: E ( 26 ) 0.111% Sat May 4 10:18:11 2019 242.418 Series: E ( 25 ) 0.142% Sat May 4 10:18:48 2019 279.686 Series: E ( 24 ) 0.183% Sat May 4 10:19:36 2019 327.603 Series: E ( 23 ) 0.235% Sat May 4 10:20:39 2019 389.858 Series: E ( 22 ) 0.301% Sat May 4 10:22:04 2019 475.436 Series: E ( 21 ) 0.387% Sat May 4 10:23:57 2019 588.380 Series: E ( 20 ) 0.498% Sat May 4 10:26:31 2019 742.417 Series: E ( 19 ) 0.640% Sat May 4 10:29:42 2019 933.195 Series: E ( 18 ) 0.822% Sat May 4 10:34:16 2019 1207.822 Series: E ( 17 ) 1.056% Sat May 4 10:40:03 2019 1554.340 Series: E ( 16 ) 1.357% Sat May 4 10:47:37 2019 2008.476 Series: E ( 15 ) 1.744% Sat May 4 10:58:06 2019 2637.010 Series: E ( 14 ) 2.241% Sat May 4 11:10:51 2019 3402.787 Series: E ( 13 ) 2.880% Sat May 4 11:28:35 2019 4465.992 Series: S ( 12 ) 3.701% Sat May 4 11:53:17 2019 5948.547 Series: S ( 11 ) 4.756% Sat May 4 12:27:46 2019 8016.944 Series: S ( 10 ) 6.113% Sat May 4 13:16:03 2019 10914.380 Series: S ( 9 ) 7.858% Sat May 4 14:25:15 2019 15066.139 Series: S ( 8 ) 10.103% Sat May 4 15:56:49 2019 20559.877 Series: S ( 7 ) 12.990% Sat May 4 18:05:00 2019 28250.896 Series: S ( 6 ) 16.707% Mon May 6 08:42:52 2019 0.000 --- Resuming From Checkpoint --- Mon May 6 08:42:52 2019 0.003 Working Memory Mon May 6 08:44:50 2019 118.110 Working Memory: 469 GiB (locked, spread: 99%/2) Mon May 6 08:44:50 2019 118.110 Twiddle Tables Mon May 6 08:44:50 2019 118.191 Twiddle Tables: 98.3 MiB (locked, spread: 99%/2) Mon May 6 08:44:50 2019 118.191 Allocating I/O Buffers Mon May 6 08:44:51 2019 118.654 Begin Computation Mon May 6 08:44:51 2019 118.654 Series CommonP2B3... 176,284,173,382 terms (Expansion Factor = 3.418) Mon May 6 08:44:51 2019 118.655 Series: S ( 6 ) 16.707% Mon May 6 11:19:07 2019 9374.949 Series: S ( 5 ) 21.493% Mon May 6 15:15:32 2019 23560.031 Series: S ( 4 ) 27.662% Mon May 6 21:01:28 2019 44316.180 Series: S ( 3 ) 35.622% Tue May 7 04:13:22 2019 70230.281 Series: S ( 2 ) 45.912% Tue May 7 14:06:39 2019 105826.829 Series: S ( 1 ) 59.254% Wed May 8 04:27:41 2019 157489.019 Series: S ( 0 ) 76.660% Wed May 8 23:22:54 2019 225602.144 Finishing Series Wed May 8 23:39:22 2019 226589.513 Large Division Thu May 9 03:38:24 2019 240931.694 InvSqrt(10005)... Thu May 9 06:15:41 2019 250368.638 Large Multiply Thu May 9 07:59:48 2019 256615.467 Verify Large Multiply Thu May 9 08:07:40 2019 257088.101 Base Converting Thu May 9 14:24:10 2019 279677.354 Writing Decimal Digits Thu May 9 17:06:59 2019 289446.923 Verifying Base Conversion Thu May 9 19:16:01 2019 297188.424 Verifying Decimal Output Thu May 9 21:55:46 2019 306774.108 End Computation ---- Checksum0: 2da74b46bf220aab8b9189104a5f50303990ffafc67a97ef28ffc43712a27d8114513d3b292b08f618cf99f64a6aa079fc78cb52ae771f494c59fddffc51320f Checksum1: 83c8b40591f41598afc582e84ae8f73be8d43a7ceee3e8525f39c11475f77dc5581aa3a8d54ee3cff67e6b15085f60f3d5d7fafa825400f1f3b0704009f72cc9