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fix(api/process): fix snapshot cache for GPU processes with shared host process #172

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Merged
merged 2 commits into from
Jul 24, 2025
Merged

fix(api/process): fix snapshot cache for GPU processes with shared host process #172

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789fb3d
fix(api/process): fix snapshot cache for GPU processes with shared ho…
XuehaiPan Jul 24, 2025
03e8754
docs(CHANGELOG): update CHANGELOG.md
XuehaiPan Jul 24, 2025
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4 changes: 2 additions & 2 deletions CHANGELOG.md
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Expand Up @@ -17,11 +17,11 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0

### Changed

-
- Minor tweak display for device name in TUI by [@XuehaiPan](https://github.com/XuehaiPan).

### Fixed

-
- Fix snapshot cache for GPU processes with shared host process by [@XuehaiPan](https://github.com/XuehaiPan) in [#172](https://github.com/XuehaiPan/nvitop/pull/172).

### Removed

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3 changes: 2 additions & 1 deletion nvitop/api/process.py
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Expand Up @@ -963,7 +963,8 @@ def as_snapshot(
snapshots with :meth:`GpuProcess.take_snapshots`, which caches the results and reduces
redundant queries. See also :meth:`take_snapshots` and :meth:`failsafe`.
"""
host_process_snapshot_cache = host_process_snapshot_cache or {}
if host_process_snapshot_cache is None:
host_process_snapshot_cache = {}
try:
host_snapshot = host_process_snapshot_cache[self.pid]
except KeyError:
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