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Add warm-up, calibrate more core pairs, to supersed original calibration

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This commit is contained in:
GuillaumeDIDIER 2020-07-03 10:27:49 +02:00
parent 77a40a24be
commit cbe2367019
2 changed files with 13 additions and 2 deletions
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7
cache_utils/src/bin/two_thread_cal.rs
View File

@ -98,7 +98,12 @@ fn main() {
println!("{},{}", 0, i);
}
i = i << 1;
}
for i in 1..CpuSet::count() {
if old.is_set(i).unwrap() {
core_pairs.push((i, 0));
println!("{},{}", i, 0);
}
}
// operations

8
cache_utils/src/calibration.rs
View File

@ -560,11 +560,12 @@ fn calibrate_fixed_freq_2_thread_impl<I: Iterator<Item = (usize, usize)>>(
for (main_core, helper_core) in cores {
// set main thread affinity
if verbosity_level >= Thresholds {
println!("Calibration for main_core {}, helper {}.", main_core, helper_core);
}
eprintln!("Calibration for main_core {}, helper {}.", main_core, helper_core);
let mut core = CpuSet::new();
match core.set(main_core) {
Ok(_) => {},
@ -627,6 +628,11 @@ fn calibrate_fixed_freq_2_thread_impl<I: Iterator<Item = (usize, usize)>>(
for op in operations {
helper_thread_params.op.store(op.prepare, Ordering::Relaxed);
let mut hist = vec![0; hist_params.bucket_number];
for _ in 0..hist_params.iterations {
next(&helper_thread_params.turn);
wait(&helper_thread_params.turn, false);
let _time = unsafe { (op.op)(pointer) };
}
for _ in 0..hist_params.iterations {
next(&helper_thread_params.turn);
wait(&helper_thread_params.turn, false);