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Bandwidth throttling: --bwlimit <KB/s> with token bucket

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- protocol.h/c: io_set_bwlimit() + token bucket in send_n_data
  (64KB chunks, nanosleep-based deficit compensation)
- client_cli.c: --bwlimit <KB/s> flag
- test.py: bandwidth limit test case
This commit is contained in:
TapTap
2026-07-16 15:42:16 +02:00
parent 1b87131e82
commit 34510ac921
4 changed files with 62 additions and 1 deletions
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test.py
+11
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@@ -383,6 +383,17 @@ def run_profile(profile_name, source_dir, dest_dir):
except Exception as e:
results.append({"name": "Progress (--progress)", "suite": profile_name, "status": "Error", "time": "N/A", "error": str(e)})
# Bandwidth limit (--bwlimit 10240 = 10 MB/s)
feature_flags = BASE_CLIENT_FLAGS + ["--bwlimit", "10240"]
cmd = client_prefix + BASE_CLIENT_CMD + ["--source-dir", source_dir, "--dest-dir", dest_dir] + feature_flags
print(f"\n --- Bandwidth limit (--bwlimit 10240 KB/s) ---\n Running: {' '.join(cmd)}")
try:
r = run_single_test(cmd, "Bandwidth limit (--bwlimit 10240)", source_dir, dest_dir)
r["suite"] = profile_name
results.append(r)
except Exception as e:
results.append({"name": "Bandwidth limit (--bwlimit 10240)", "suite": profile_name, "status": "Error", "time": "N/A", "error": str(e)})
# Chunk size (--chunk-size 5242880)
feature_flags = BASE_CLIENT_FLAGS + ["--chunk-size", "5242880"]
cmd = client_prefix + BASE_CLIENT_CMD + ["--source-dir", source_dir, "--dest-dir", dest_dir] + feature_flags