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Scan now displays the scores for each cbox using a one line format

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Also remove the duplication between core 0 and core i, after validation that it behaved the same
This commit is contained in:
Guillaume DIDIER 2024-07-03 08:50:12 +02:00
parent 69fb1dc2db
commit d98c9f5a66
1 changed files with 19 additions and 11 deletions
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30
cache_slice/src/bin/scan.rs
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@ -1,4 +1,4 @@
use cache_slice::determine_slice; use cache_slice::monitor_address;
use cache_slice::utils::core_per_package; use cache_slice::utils::core_per_package;
use nix::sched::{sched_getaffinity, sched_setaffinity, CpuSet}; use nix::sched::{sched_getaffinity, sched_setaffinity, CpuSet};
use nix::unistd::Pid; use nix::unistd::Pid;
@ -23,28 +23,36 @@ pub fn main() {
let mut cpu_set = CpuSet::new(); let mut cpu_set = CpuSet::new();
cpu_set.set(core).unwrap(); cpu_set.set(core).unwrap();
sched_setaffinity(Pid::this(), &cpu_set).unwrap(); sched_setaffinity(Pid::this(), &cpu_set).unwrap();
for addr in target.iter() { for addr in target.iter().step_by(8) {
let slice = determine_slice(addr as *const u64 as *const u8, core as u8, nb_cores); let address = addr as *const u64 as *const u8;
let res = unsafe { monitor_address(address, core as u8, nb_cores) }.unwrap();
print!("({:2}) {:x}:", core, address as usize);
for slice in res {
print!(" {:6}", slice)
}
println!();
/*let slice = res.iter().enumerate().max_by_key(|(_i, val)| { **val });
match slice { match slice {
Some(slice) => { Some((slice, _)) => {
println!("({:2}) Slice for addr {:x}: {}", core, addr as *const u64 as usize, slice) println!("({:2}) Slice for addr {:x}: {}", core, addr as *const u64 as usize, slice)
} }
None => { None => {
eprintln!("({:2}) Failed to find slice for addr {:x}", core, addr as *const u64 as usize) eprintln!("({:2}) Failed to find slice for addr {:x}", core, addr as *const u64 as usize)
} }
}*/
} }
} /*for addr in target.iter() {
for addr in target.iter() { let res = unsafe { monitor_address(addr as *const u64 as *const u8, 0, nb_cores) }.unwrap();
let slice = determine_slice(addr as *const u64 as *const u8, 0, nb_cores); let slice = res.iter().enumerate().max_by_key(|(_i, val)| { **val });
match slice { match slice {
Some(slice) => { Some((slice, _)) => {
println!("({:2}) Slice for addr {:x}: {}", core, addr as *const u64 as usize, slice) println!("({:2}) Slice for addr {:x}: {}", 0, addr as *const u64 as usize, slice)
} }
None => { None => {
eprintln!("({:2}) Failed to find slice for addr {:x}", core, addr as *const u64 as usize) eprintln!("({:2}) Failed to find slice for addr {:x}", 0, addr as *const u64 as usize)
}
} }
} }
}*/
sched_setaffinity(Pid::this(), &old).unwrap(); sched_setaffinity(Pid::this(), &old).unwrap();
} }
} }