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use std::sync::{atomic::Ordering, Arc};
use crate::{
config,
env_var::HeapMode,
lamellae::{
comm::{
calc_alloc_padding_size_align,
error::{AllocError, AllocResult},
CommAlloc, CommAllocAddr, CommAllocInner, CommMem,
},
AllocationType,
},
lamellar_alloc::{BTreeAlloc, LamellarAlloc},
};
use super::comm::{LibfabricSysComm, HEAP_SIZE};
use tracing::{debug, info, trace};
impl CommMem for LibfabricSysComm {
#[tracing::instrument(skip(self), level = "debug")]
fn alloc(
&self,
size: usize,
alloc_type: AllocationType,
align: usize,
) -> AllocResult<CommAlloc> {
let inner_alloc = self.ofi.alloc(size, alloc_type, align)?;
// unsafe {
// inner_alloc.zeroize_bytes();
// }
let comm_alloc = CommAlloc {
inner_alloc: Arc::new(CommAllocInner::LibfabricSysAlloc(inner_alloc)),
};
// self.fabric_allocs.write().insert(addr,comm_alloc.clone());
Ok(comm_alloc)
}
// #[tracing::instrument(skip(self), level = "debug")]
// fn free(&self, alloc: CommAlloc) {
// assert!(alloc.alloc_type == CommAllocType::Fabric);
// match alloc.inner_alloc {
// CommAllocInner::Raw(addr, _) => {
// println!("freeing raw alloc: {:x} should we ever be here?", addr);
// self.ofi.free_addr(addr).unwrap();
// }
// CommAllocInner::LibfabricSysAlloc(inner_alloc) => {
// trace!("freeing inner_alloc: {:?}", inner_alloc);
// self.ofi.free_alloc(&inner_alloc).unwrap();
// }
// _ => {
// panic!("free should only be called with LibfabricSysAlloc or Raw addr");
// }
// }
// }
#[tracing::instrument(skip(self), level = "debug")]
fn rt_alloc(&self, size: usize, align: usize) -> AllocResult<CommAlloc> {
// add space for ref count
let (padding, size, align) = calc_alloc_padding_size_align(size, align);
let allocs = self.runtime_allocs.read();
for (inner_alloc, alloc) in allocs.iter() {
if let Some(addr) = alloc.try_malloc(size, align) {
let alloc = inner_alloc.rt_alloc(
alloc.clone(),
addr - inner_alloc.start(),
padding,
size,
)?;
info!(
"new rt alloc: 0x{:x}-0x{:x} {} {} {:?}", // {:?}",
addr,
addr + size,
addr - inner_alloc.start(),
size,
alloc,
// std::backtrace::Backtrace::capture()
);
// unsafe {
// alloc.zeroize_bytes();
// }
return Ok(CommAlloc {
inner_alloc: Arc::new(CommAllocInner::LibfabricSysAlloc(alloc)),
});
}
}
Err(AllocError::OutOfMemoryError(size))
}
#[tracing::instrument(skip(self), level = "debug")]
fn rt_check_alloc(&self, size: usize, align: usize) -> bool {
// add space for ref count
let (_padding, size, align) = calc_alloc_padding_size_align(size, align);
let allocs = self.runtime_allocs.read();
for (_, alloc) in allocs.iter() {
if alloc.fake_malloc(size, align) {
return true;
}
}
false
}
// #[tracing::instrument(skip(self), level = "debug")]
// fn rt_free(&self, alloc: CommAlloc) {
// assert!(alloc.alloc_type == CommAllocType::RtHeap);
// debug!("rt_free: {:?}", alloc);
// match alloc.inner_alloc {
// CommAllocInner::Raw(addr, _) => {
// info!(
// "freeing rt alloc: {:x} {:?}",
// addr,
// std::backtrace::Backtrace::capture()
// );
// let allocs = self.runtime_allocs.read();
// for (_, alloc) in allocs.iter() {
// if let Ok(_) = alloc.free(addr) {
// info!(
// "freed rt alloc: {:x} {:?}",
// addr,
// std::backtrace::Backtrace::capture()
// );
// return;
// }
// }
// error!(
// "Error invalid free from addr! {:x} {:?}",
// addr,
// std::backtrace::Backtrace::capture()
// );
// for (_, alloc) in allocs.iter() {
// error!("{:?}", alloc);
// }
// panic!("Error invalid free from addr! {:x}", addr);
// }
// CommAllocInner::LibfabricSysAlloc(inner_alloc) => {
// info!(
// "freeing rt alloc: {:?} cnt: {} {:?}",
// inner_alloc,
// std::sync::Arc::strong_count(&inner_alloc),
// std::backtrace::Backtrace::capture()
// );
// let allocs = self.runtime_allocs.read();
// for (_, alloc) in allocs.iter() {
// if let Ok(_) = alloc.free(inner_alloc.start()) {
// info!(
// "freed rt alloc: {:?} cnt: {} {:?}",
// inner_alloc,
// std::sync::Arc::strong_count(&inner_alloc),
// std::backtrace::Backtrace::capture()
// );
// return;
// }
// }
// error!(
// "Error invalid free from alloc! {:?} {} {:?}",
// inner_alloc,
// std::sync::Arc::strong_count(&inner_alloc),
// std::backtrace::Backtrace::capture()
// );
// for (_, alloc) in allocs.iter() {
// error!("{:?}", alloc);
// }
// panic!("Error invalid free from alloc! {:?}", inner_alloc);
// }
// _ => panic!(
// "unexpected allocation type {:?} in rt_free",
// alloc.inner_alloc
// ),
// }
// }
#[tracing::instrument(skip(self), level = "debug")]
fn mem_occupied(&self) -> usize {
let mut occupied = 0;
let allocs = self.runtime_allocs.read();
for alloc in allocs.iter() {
let tmp = alloc.1.occupied();
if tmp > 0 {
debug!("alloc {:?} {:?} occupied: {tmp}", alloc.0, alloc.1);
}
occupied += tmp;
}
occupied
}
#[tracing::instrument(skip(self), level = "debug")]
fn alloc_pool(&self, min_size: usize) {
if config().heap_mode == HeapMode::Static {
panic!("Error: alloc_pool should not be called in static heap mode, please set LAMELLAR_HEAP_MODE=dynamic or increase the heap size with LAMELLAR_HEAP_SIZE environment variable");
}
let size = std::cmp::max(
min_size * 2 * self.num_pes,
HEAP_SIZE.load(Ordering::SeqCst),
);
println!("Allocating new pool of size: {} bytes", size);
if let Ok(alloc) = self.alloc(size, AllocationType::Global, 0) {
// println!("addr: {:x} - {:x}",addr, addr+size);
if let CommAllocInner::LibfabricSysAlloc(inner_alloc) = &*alloc.inner_alloc {
println!("Allocated new libfabric-sys alloc pool: {:?}", inner_alloc);
let mut new_alloc = BTreeAlloc::new("libfabric_sys_mem".to_string());
new_alloc.init(inner_alloc.start(), size);
self.runtime_allocs
.write()
.push((inner_alloc.clone(), new_alloc));
} else {
panic!("libfabric-sys alloc pool should only be called with AllocInfo addr");
}
} else {
panic!("[Error] out of system memory");
}
}
#[tracing::instrument(skip(self), level = "debug")]
fn num_pool_allocs(&self) -> usize {
self.runtime_allocs.read().len()
}
#[tracing::instrument(skip(self), level = "debug")]
fn print_pools(&self) {
let allocs = self.runtime_allocs.read();
println!("num_pools {:?}", allocs.len());
for (_info, alloc) in allocs.iter() {
println!("{:x} {:?}", alloc.start_addr, alloc.max_size,);
}
}
#[tracing::instrument(skip(self), level = "debug")]
fn local_addr(&self, remote_pe: usize, remote_addr: usize) -> CommAllocAddr {
self.ofi.local_addr(remote_pe, remote_addr).into()
}
fn one_sided_alloc_from_remote_pe_and_addr(
&self,
remote_pe: usize,
remote_addr: usize,
num_bytes: usize,
) -> CommAlloc {
self.ofi
.one_sided_alloc_from_remote_pe_and_addr(remote_pe, remote_addr, num_bytes)
}
fn local_alloc_and_offset_from_remote_pe_and_addr(
&self,
remote_pe: usize,
remote_addr: usize,
) -> (CommAlloc, usize) {
self.ofi
.local_alloc_and_offset_from_remote_pe_and_addr(remote_pe, remote_addr)
.expect(&format!(
"local_alloc_and_offset_from_remote_pe_and_addr failed for pe: {} addr: {:x}",
remote_pe, remote_addr
))
}
fn local_rt_alloc_from_local_addr(&self, addr: usize) -> AllocResult<CommAlloc> {
for (inner_alloc, alloc) in self.runtime_allocs.read().iter() {
if let Some(size) = alloc.find(addr) {
let comm_alloc = CommAlloc {
inner_alloc: Arc::new(CommAllocInner::LibfabricSysAlloc(
inner_alloc
.sub_alloc(addr - inner_alloc.start(), size)?
.as_rt_alloc(alloc.clone())?,
)),
};
return Ok(comm_alloc);
}
}
Err(AllocError::LocalNotFound(CommAllocAddr(addr.into())))
}
#[tracing::instrument(skip(self), level = "debug")]
fn remote_addr(&self, pe: usize, local_addr: usize) -> CommAllocAddr {
self.ofi.remote_addr(pe, local_addr).into()
}
#[tracing::instrument(skip(self), level = "debug")]
fn get_alloc_cloned(&self, addr: CommAllocAddr) -> AllocResult<CommAlloc> {
trace!("get_alloc cloned: {:?}", addr);
if let Ok(alloc) = self.ofi.get_alloc_from_start_addr(addr) {
return Ok(CommAlloc {
inner_alloc: Arc::new(CommAllocInner::LibfabricSysAlloc(alloc)),
});
}
let allocs = self.runtime_allocs.read();
for (inner_alloc, alloc) in allocs.iter() {
if let Some(size) = alloc.find(addr.0) {
return Ok(CommAlloc {
inner_alloc: Arc::new(CommAllocInner::LibfabricSysAlloc(
inner_alloc.sub_alloc(addr.0, size)?,
)),
});
}
}
Err(AllocError::LocalNotFound(addr))
}
}