luhenry commented on pull request #32253:
URL: https://github.com/apache/spark/pull/32253#issuecomment-827021079


   ### JDK8:
   ```
   [info] OpenJDK 64-Bit Server VM 1.8.0_292-b10 on Linux 5.8.0-50-generic
   [info] Intel(R) Xeon(R) E-2276G CPU @ 3.80GHz
   [info]
   [info] f2jBLAS    = dev.ludovic.netlib.blas.NetlibF2jBLAS
   [info] javaBLAS   = dev.ludovic.netlib.blas.Java8BLAS
   [info] nativeBLAS = dev.ludovic.netlib.blas.Java8BLAS
   [info]
   [info] daxpy:                                    Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                 223            
232           8        448.0           2.2       1.0X
   [info] java                                                221            
228           7        453.0           2.2       1.0X
   [info]
   [info] saxpy:                                    Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                 122            
128           4        821.2           1.2       1.0X
   [info] java                                                122            
128           4        822.3           1.2       1.0X
   [info]
   [info] ddot:                                     Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                 109            
112           2        921.4           1.1       1.0X
   [info] java                                                 70             
74           3       1423.5           0.7       1.5X
   [info]
   [info] sdot:                                     Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                  96             
98           2       1046.1           1.0       1.0X
   [info] java                                                 47             
49           2       2121.7           0.5       2.0X
   [info]
   [info] dscal:                                    Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                 184            
195           8        544.3           1.8       1.0X
   [info] java                                                185            
196           7        539.5           1.9       1.0X
   [info]
   [info] sscal:                                    Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                  99            
104           4       1011.9           1.0       1.0X
   [info] java                                                 99            
104           4       1010.4           1.0       1.0X
   [info]
   [info] dspmv[U]:                                 Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                   1              
1           0        947.2           1.1       1.0X
   [info] java                                                  0              
0           0       1584.8           0.6       1.7X
   [info]
   [info] dspr[U]:                                  Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                   1              
1           0        867.4           1.2       1.0X
   [info] java                                                  1              
1           0        865.0           1.2       1.0X
   [info]
   [info] dsyr[U]:                                  Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                   1              
1           0        485.9           2.1       1.0X
   [info] java                                                  1              
1           0        486.8           2.1       1.0X
   [info]
   [info] dgemv[N]:                                 Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                   1              
1           0       1843.0           0.5       1.0X
   [info] java                                                  0              
0           0       2690.6           0.4       1.5X
   [info]
   [info] dgemv[T]:                                 Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                   1              
1           0       1214.7           0.8       1.0X
   [info] java                                                  0              
0           0       2536.8           0.4       2.1X
   [info]
   [info] sgemv[N]:                                 Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                   1              
1           0       1895.9           0.5       1.0X
   [info] java                                                  0              
0           0       2961.1           0.3       1.6X
   [info]
   [info] sgemv[T]:                                 Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                   1              
1           0       1223.4           0.8       1.0X
   [info] java                                                  0              
0           0       3091.4           0.3       2.5X
   [info]
   [info] dgemm[N,N]:                               Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                 560            
575          20       1787.1           0.6       1.0X
   [info] java                                                226            
232           5       4432.4           0.2       2.5X
   [info]
   [info] dgemm[N,T]:                               Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                 570            
586          23       1755.2           0.6       1.0X
   [info] java                                                227            
232           4       4410.1           0.2       2.5X
   [info]
   [info] dgemm[T,N]:                               Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                 863            
879          17       1158.4           0.9       1.0X
   [info] java                                                227            
231           3       4407.9           0.2       3.8X
   [info]
   [info] dgemm[T,T]:                               Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                1282           
1305          23        780.0           1.3       1.0X
   [info] java                                                227            
232           4       4413.4           0.2       5.7X
   [info]
   [info] sgemm[N,N]:                               Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                 538            
548           8       1858.6           0.5       1.0X
   [info] java                                                221            
226           3       4521.1           0.2       2.4X
   [info]
   [info] sgemm[N,T]:                               Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                 549            
558          10       1819.9           0.5       1.0X
   [info] java                                                222            
229           7       4503.5           0.2       2.5X
   [info]
   [info] sgemm[T,N]:                               Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                 838            
852          12       1193.0           0.8       1.0X
   [info] java                                                222            
229           5       4500.5           0.2       3.8X
   [info]
   [info] sgemm[T,T]:                               Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                 905            
919          18       1104.8           0.9       1.0X
   [info] java                                                221            
228           5       4521.3           0.2       4.1X
   ```
   
   ### JDK11:
   ```
   [info] OpenJDK 64-Bit Server VM 11.0.11+9-LTS on Linux 5.8.0-50-generic
   [info] Intel(R) Xeon(R) E-2276G CPU @ 3.80GHz
   [info]
   [info] f2jBLAS    = dev.ludovic.netlib.blas.NetlibF2jBLAS
   [info] javaBLAS   = dev.ludovic.netlib.blas.Java11BLAS
   [info] nativeBLAS = dev.ludovic.netlib.blas.Java11BLAS
   [info]
   [info] daxpy:                                    Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                 195            
204          10        512.7           2.0       1.0X
   [info] java                                                195            
202           7        512.4           2.0       1.0X
   [info]
   [info] saxpy:                                    Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                 108            
113           4        923.3           1.1       1.0X
   [info] java                                                102            
107           4        984.4           1.0       1.1X
   [info]
   [info] ddot:                                     Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                 107            
110           3        938.1           1.1       1.0X
   [info] java                                                 69             
72           3       1447.1           0.7       1.5X
   [info]
   [info] sdot:                                     Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                  96             
98           2       1046.5           1.0       1.0X
   [info] java                                                 43             
45           2       2317.1           0.4       2.2X
   [info]
   [info] dscal:                                    Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                 155            
168           8        644.2           1.6       1.0X
   [info] java                                                158            
169           8        632.8           1.6       1.0X
   [info]
   [info] sscal:                                    Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                  85             
90           4       1178.1           0.8       1.0X
   [info] java                                                 86             
90           4       1167.7           0.9       1.0X
   [info]
   [info] dspmv[U]:                                 Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                   0              
0           0       1182.1           0.8       1.0X
   [info] java                                                  0              
0           0       1432.1           0.7       1.2X
   [info]
   [info] dspr[U]:                                  Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                   1              
1           0        898.7           1.1       1.0X
   [info] java                                                  1              
1           0        891.5           1.1       1.0X
   [info]
   [info] dsyr[U]:                                  Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                   1              
1           0        495.4           2.0       1.0X
   [info] java                                                  1              
1           0        495.7           2.0       1.0X
   [info]
   [info] dgemv[N]:                                 Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                   0              
0           0       2271.6           0.4       1.0X
   [info] java                                                  0              
0           0       3648.1           0.3       1.6X
   [info]
   [info] dgemv[T]:                                 Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                   1              
1           0       1229.3           0.8       1.0X
   [info] java                                                  0              
0           0       2711.3           0.4       2.2X
   [info]
   [info] sgemv[N]:                                 Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                   0              
0           0       2677.5           0.4       1.0X
   [info] java                                                  0              
0           0       3288.2           0.3       1.2X
   [info]
   [info] sgemv[T]:                                 Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                   1              
1           0       1233.0           0.8       1.0X
   [info] java                                                  0              
0           0       2766.3           0.4       2.2X
   [info]
   [info] dgemm[N,N]:                               Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                 520            
536          16       1923.6           0.5       1.0X
   [info] java                                                214            
221           7       4669.5           0.2       2.4X
   [info]
   [info] dgemm[N,T]:                               Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                 593            
612          17       1686.5           0.6       1.0X
   [info] java                                                215            
219           3       4643.3           0.2       2.8X
   [info]
   [info] dgemm[T,N]:                               Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                 853            
870          16       1172.8           0.9       1.0X
   [info] java                                                215            
218           3       4659.7           0.2       4.0X
   [info]
   [info] dgemm[T,T]:                               Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                1350           
1370          23        740.8           1.3       1.0X
   [info] java                                                215            
219           4       4656.6           0.2       6.3X
   [info]
   [info] sgemm[N,N]:                               Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                 460            
468           6       2173.2           0.5       1.0X
   [info] java                                                210            
213           2       4752.7           0.2       2.2X
   [info]
   [info] sgemm[N,T]:                               Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                 535            
544           8       1869.3           0.5       1.0X
   [info] java                                                210            
215           5       4761.8           0.2       2.5X
   [info]
   [info] sgemm[T,N]:                               Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                 843            
853          11       1186.8           0.8       1.0X
   [info] java                                                209            
214           4       4793.4           0.2       4.0X
   [info]
   [info] sgemm[T,T]:                               Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                 891            
904          15       1122.0           0.9       1.0X
   [info] java                                                209            
214           4       4777.2           0.2       4.3X
   ```
   
   ### JDK16:
   ```
   [info] OpenJDK 64-Bit Server VM 16+36 on Linux 5.8.0-50-generic
   [info] Intel(R) Xeon(R) E-2276G CPU @ 3.80GHz
   [info]
   [info] f2jBLAS    = dev.ludovic.netlib.blas.NetlibF2jBLAS
   [info] javaBLAS   = dev.ludovic.netlib.blas.VectorizedBLAS
   [info] nativeBLAS = dev.ludovic.netlib.blas.VectorizedBLAS
   [info]
   [info] daxpy:                                    Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                 194            
199           7        515.7           1.9       1.0X
   [info] java                                                181            
186           3        551.1           1.8       1.1X
   [info]
   [info] saxpy:                                    Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                 109            
115           4        915.0           1.1       1.0X
   [info] java                                                 88             
92           3       1138.8           0.9       1.2X
   [info]
   [info] ddot:                                     Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                 108            
110           2        922.6           1.1       1.0X
   [info] java                                                 54             
56           2       1839.2           0.5       2.0X
   [info]
   [info] sdot:                                     Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                  96             
97           2       1046.1           1.0       1.0X
   [info] java                                                 29             
30           1       3393.4           0.3       3.2X
   [info]
   [info] dscal:                                    Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                 156            
165           5        643.0           1.6       1.0X
   [info] java                                                150            
159           5        667.1           1.5       1.0X
   [info]
   [info] sscal:                                    Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                  85             
91           6       1171.0           0.9       1.0X
   [info] java                                                 75             
79           3       1340.6           0.7       1.1X
   [info]
   [info] dspmv[U]:                                 Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                   1              
1           0        917.0           1.1       1.0X
   [info] java                                                  0              
0           0       8147.2           0.1       8.9X
   [info]
   [info] dspr[U]:                                  Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                   1              
1           0        859.3           1.2       1.0X
   [info] java                                                  1              
1           0        859.3           1.2       1.0X
   [info]
   [info] dsyr[U]:                                  Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                   1              
1           0        482.1           2.1       1.0X
   [info] java                                                  1              
1           0        482.6           2.1       1.0X
   [info]
   [info] dgemv[N]:                                 Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                   0              
0           0       2214.2           0.5       1.0X
   [info] java                                                  0              
0           0       7975.8           0.1       3.6X
   [info]
   [info] dgemv[T]:                                 Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                   1              
1           0       1231.4           0.8       1.0X
   [info] java                                                  0              
0           0       8680.9           0.1       7.0X
   [info]
   [info] sgemv[N]:                                 Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                   0              
0           0       2684.3           0.4       1.0X
   [info] java                                                  0              
0           0      18527.1           0.1       6.9X
   [info]
   [info] sgemv[T]:                                 Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                   1              
1           0       1235.4           0.8       1.0X
   [info] java                                                  0              
0           0      17347.9           0.1      14.0X
   [info]
   [info] dgemm[N,N]:                               Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                 530            
552          18       1887.5           0.5       1.0X
   [info] java                                                 58             
64           3      17143.9           0.1       9.1X
   [info]
   [info] dgemm[N,T]:                               Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                 598            
620          17       1671.1           0.6       1.0X
   [info] java                                                 58             
64           3      17196.6           0.1      10.3X
   [info]
   [info] dgemm[T,N]:                               Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                 834            
847          14       1199.4           0.8       1.0X
   [info] java                                                 57             
63           4      17486.9           0.1      14.6X
   [info]
   [info] dgemm[T,T]:                               Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                1338           
1366          22        747.3           1.3       1.0X
   [info] java                                                 58             
63           3      17356.6           0.1      23.2X
   [info]
   [info] sgemm[N,N]:                               Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                 489            
501           9       2045.5           0.5       1.0X
   [info] java                                                 36             
38           2      27721.9           0.0      13.6X
   [info]
   [info] sgemm[N,T]:                               Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                 478            
488           9       2094.0           0.5       1.0X
   [info] java                                                 36             
38           2      27813.2           0.0      13.3X
   [info]
   [info] sgemm[T,N]:                               Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                 825            
837          10       1211.6           0.8       1.0X
   [info] java                                                 35             
38           2      28433.1           0.0      23.5X
   [info]
   [info] sgemm[T,T]:                               Best Time(ms)   Avg 
Time(ms)   Stdev(ms)    Rate(M/s)   Per Row(ns)   Relative
   [info] 
------------------------------------------------------------------------------------------------------------------------
   [info] f2j                                                 900            
918          15       1111.6           0.9       1.0X
   [info] java                                                 36             
38           2      28073.0           0.0      25.3X
   ```


-- 
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.

For queries about this service, please contact Infrastructure at:
[email protected]



---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]

Reply via email to