anti GC and reflow

This commit is contained in:
Andrew 2017-01-07 19:01:42 +01:00
parent fc148b7e4d
commit 8379550076
3 changed files with 123 additions and 135 deletions

View File

@ -2,61 +2,54 @@
argv <- commandArgs(trailingOnly = TRUE)
nfrom = 128
nto = 2048
nstep = 128
loops = 1
nfrom <- 128
nto <- 2048
nstep <- 128
loops <- 1
if ( length(argv) > 0 ) {
for ( z in 1:length(argv) ) {
if ( z == 1 ) {
nfrom <- as.numeric(argv[z])
} else if ( z==2 ) {
nto <- as.numeric(argv[z])
} else if ( z==3 ) {
nstep <- as.numeric(argv[z])
} else if ( z==4 ) {
loops <- as.numeric(argv[z])
}
}
if (length(argv) > 0) {
for (z in 1:length(argv)) {
if (z == 1) {
nfrom <- as.numeric(argv[z])
} else if (z == 2) {
nto <- as.numeric(argv[z])
} else if (z == 3) {
nstep <- as.numeric(argv[z])
} else if (z == 4) {
loops <- as.numeric(argv[z])
}
}
}
p=Sys.getenv("OPENBLAS_LOOPS")
if ( p != "" ) {
loops <- as.numeric(p)
p <- Sys.getenv("OPENBLAS_LOOPS")
if (p != "") {
loops <- as.numeric(p)
}
cat(sprintf("From %.0f To %.0f Step=%.0f Loops=%.0f\n",nfrom, nto, nstep, loops))
cat(sprintf(
"From %.0f To %.0f Step=%.0f Loops=%.0f\n",
nfrom,
nto,
nstep,
loops
))
cat(sprintf(" SIZE Flops Time\n"))
n = nfrom
while ( n <= nto ) {
n <- nfrom
while (n <= nto) {
A <- matrix(rnorm(n * n), ncol = n, nrow = n)
ev <- 0
z <- system.time(for (l in 1:loops) {
ev <- eigen(A)
})
A <- matrix(runif(n*n), ncol = n, nrow = n, byrow = TRUE)
mflops <- (26.66 * n * n * n) * loops / (z[3] * 1.0e6)
l = 1
st <- sprintf("%.0fx%.0f :", n, n)
cat(sprintf("%20s %10.2f MFlops %10.6f sec\n", st, mflops, z[3]))
start <- proc.time()[3]
while ( l <= loops ) {
ev <- eigen(A)
l = l + 1
}
end <- proc.time()[3]
timeg = end - start
mflops = (26.66 *n*n*n ) * loops / ( timeg * 1.0e6 )
st = sprintf("%.0fx%.0f :",n , n)
cat(sprintf("%20s %10.2f MFlops %10.6f sec\n", st, mflops, timeg))
n = n + nstep
n <- n + nstep
}

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@ -2,62 +2,63 @@
argv <- commandArgs(trailingOnly = TRUE)
nfrom = 128
nto = 2048
nstep = 128
loops = 1
nfrom <- 128
nto <- 2048
nstep <- 128
loops <- 1
if ( length(argv) > 0 ) {
for ( z in 1:length(argv) ) {
if ( z == 1 ) {
nfrom <- as.numeric(argv[z])
} else if ( z==2 ) {
nto <- as.numeric(argv[z])
} else if ( z==3 ) {
nstep <- as.numeric(argv[z])
} else if ( z==4 ) {
loops <- as.numeric(argv[z])
}
}
if (length(argv) > 0) {
for (z in 1:length(argv)) {
if (z == 1) {
nfrom <- as.numeric(argv[z])
} else if (z == 2) {
nto <- as.numeric(argv[z])
} else if (z == 3) {
nstep <- as.numeric(argv[z])
} else if (z == 4) {
loops <- as.numeric(argv[z])
}
}
}
p=Sys.getenv("OPENBLAS_LOOPS")
if ( p != "" ) {
loops <- as.numeric(p)
p <- Sys.getenv("OPENBLAS_LOOPS")
if (p != "") {
loops <- as.numeric(p)
}
cat(sprintf("From %.0f To %.0f Step=%.0f Loops=%.0f\n",nfrom, nto, nstep, loops))
cat(sprintf(
"From %.0f To %.0f Step=%.0f Loops=%.0f\n",
nfrom,
nto,
nstep,
loops
))
cat(sprintf(" SIZE Flops Time\n"))
n = nfrom
while ( n <= nto ) {
n <- nfrom
while (n <= nto) {
A <- matrix(runif(n * n),
ncol = n,
nrow = n,
byrow = TRUE)
B <- matrix(runif(n * n),
ncol = n,
nrow = n,
byrow = TRUE)
C <- 1
A <- matrix(runif(n*n), ncol = n, nrow = n, byrow = TRUE)
B <- matrix(runif(n*n), ncol = n, nrow = n, byrow = TRUE)
z <- system.time(for (l in 1:loops) {
C <- A %*% B
l <- l + 1
})
l = 1
mflops <- (2.0 * n * n * n) * loops / (z[3] * 1.0e6)
start <- proc.time()[3]
st <- sprintf("%.0fx%.0f :", n, n)
cat(sprintf("%20s %10.2f MFlops %10.6f sec\n", st, mflops, z[3]))
while ( l <= loops ) {
C <- A %*% B
l = l + 1
}
end <- proc.time()[3]
timeg = end - start
mflops = ( 2.0 *n*n*n ) * loops / ( timeg * 1.0e6 )
st = sprintf("%.0fx%.0f :",n , n)
cat(sprintf("%20s %10.2f MFlops %10.6f sec\n", st, mflops, timeg))
n = n + nstep
n <- n + nstep
}

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@ -2,62 +2,56 @@
argv <- commandArgs(trailingOnly = TRUE)
nfrom = 128
nto = 2048
nstep = 128
loops = 1
nfrom <- 128
nto <- 2048
nstep <- 128
loops <- 1
if ( length(argv) > 0 ) {
for ( z in 1:length(argv) ) {
if ( z == 1 ) {
nfrom <- as.numeric(argv[z])
} else if ( z==2 ) {
nto <- as.numeric(argv[z])
} else if ( z==3 ) {
nstep <- as.numeric(argv[z])
} else if ( z==4 ) {
loops <- as.numeric(argv[z])
}
}
if (length(argv) > 0) {
for (z in 1:length(argv)) {
if (z == 1) {
nfrom <- as.numeric(argv[z])
} else if (z == 2) {
nto <- as.numeric(argv[z])
} else if (z == 3) {
nstep <- as.numeric(argv[z])
} else if (z == 4) {
loops <- as.numeric(argv[z])
}
}
}
p=Sys.getenv("OPENBLAS_LOOPS")
if ( p != "" ) {
loops <- as.numeric(p)
p <- Sys.getenv("OPENBLAS_LOOPS")
if (p != "") {
loops <- as.numeric(p)
}
cat(sprintf("From %.0f To %.0f Step=%.0f Loops=%.0f\n",nfrom, nto, nstep, loops))
cat(sprintf(
"From %.0f To %.0f Step=%.0f Loops=%.0f\n",
nfrom,
nto,
nstep,
loops
))
cat(sprintf(" SIZE Flops Time\n"))
n = nfrom
while ( n <= nto ) {
n <- nfrom
while (n <= nto) {
A <- matrix(rnorm(n * n), ncol = n, nrow = n)
B <- matrix(rnorm(n * n), ncol = n, nrow = n)
A <- matrix(runif(n*n), ncol = n, nrow = n, byrow = TRUE)
B <- matrix(runif(n*n), ncol = n, nrow = n, byrow = TRUE)
z <- system.time(for (l in 1:loops) {
solve(A, B)
})
l = 1
mflops <-
(2.0 / 3.0 * n * n * n + 2.0 * n * n * n) * loops / (z[3] * 1.0e6)
start <- proc.time()[3]
st <- sprintf("%.0fx%.0f :", n, n)
cat(sprintf("%20s %10.2f MFlops %10.6f sec\n", st, mflops, z[3]))
while ( l <= loops ) {
solve(A,B)
l = l + 1
}
end <- proc.time()[3]
timeg = end - start
mflops = (2.0/3.0 *n*n*n + 2.0 *n*n*n ) * loops / ( timeg * 1.0e6 )
st = sprintf("%.0fx%.0f :",n , n)
cat(sprintf("%20s %10.2f MFlops %10.6f sec\n", st, mflops, timeg))
n = n + nstep
n <- n + nstep
}