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Add host memory metrics to available_memory function #1764

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Merged
zhuzilin merged 4 commits into from
Apr 3, 2026
+6 −0
Merged

Add host memory metrics to available_memory function #1764

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6b5be9d
Add host memory metrics to available_memory function
peterjc123 Mar 25, 2026
177c98d
Merge branch 'main' into patch-1
peterjc123 Mar 25, 2026
f0a3d4c
Merge branch 'main' into patch-1
peterjc123 Mar 26, 2026
c2242e5
Merge branch 'main' into patch-1
peterjc123 Mar 29, 2026
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6 changes: 6 additions & 0 deletions slime/utils/memory_utils.py
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Original file line number Diff line number Diff line change
@@ -1,6 +1,7 @@
import gc
import logging

import psutil
import torch
import torch.distributed as dist

Expand All @@ -18,13 +19,18 @@ def clear_memory(clear_host_memory: bool = False):
def available_memory():
device = torch.cuda.current_device()
free, total = torch.cuda.mem_get_info(device)
vm = psutil.virtual_memory()
return {
"gpu": str(device),
"total_GB": _byte_to_gb(total),
"free_GB": _byte_to_gb(free),
"used_GB": _byte_to_gb(total - free),
"allocated_GB": _byte_to_gb(torch.cuda.memory_allocated(device)),
"reserved_GB": _byte_to_gb(torch.cuda.memory_reserved(device)),
"host_total_GB": _byte_to_gb(vm.total),
"host_available_GB": _byte_to_gb(vm.available),
"host_used_GB": _byte_to_gb(vm.used),
"host_free_GB": _byte_to_gb(vm.free),
}


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