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fix: set COCOINDEX_SOURCE_MAX_INFLIGHT_ROWS=256 to prevent "too many open files" error #300

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Merged
HumanBean17 merged 1 commit into from
Jun 8, 2026
Merged

fix: set COCOINDEX_SOURCE_MAX_INFLIGHT_ROWS=256 to prevent "too many open files" error #300

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4 changes: 4 additions & 0 deletions java_codebase_rag/pipeline.py
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Original file line number Diff line number Diff line change
Expand Up @@ -128,6 +128,10 @@ def run_cocoindex_update(
stdout="",
stderr=f"java_index_flow_lancedb.py not found under {bd}",
)
# Set CocoIndex concurrency limits to prevent "too many open files" error
# See: https://github.com/HumanBean17/java-codebase-rag/issues/293
env = env.copy()
env.setdefault("COCOINDEX_SOURCE_MAX_INFLIGHT_ROWS", "256")
cmd: list[str] = [str(exe), "update", COCOINDEX_TARGET]
if full_reprocess:
cmd.extend(["--full-reprocess", "-f"])
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3 changes: 3 additions & 0 deletions server.py
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Expand Up @@ -162,6 +162,9 @@ def _cocoindex_subprocess_env(project_root: Path) -> dict[str, str]:
idx = os.environ.get("JAVA_CODEBASE_RAG_INDEX_DIR", "").strip()
if idx:
sub_env["JAVA_CODEBASE_RAG_INDEX_DIR"] = str(Path(idx).expanduser().resolve())
# Set CocoIndex concurrency limits to prevent "too many open files" error
# See: https://github.com/HumanBean17/java-codebase-rag/issues/293
sub_env.setdefault("COCOINDEX_SOURCE_MAX_INFLIGHT_ROWS", "256")
return sub_env


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