Limit OCR runtime threads

CHANGELOG.md

@@ -1,5 +1,11 @@
 # Changelog
 
+## beta 1.0.1.1016 - 2026-10-16
+
+- Limit RapidOCR ONNXRuntime intra/inter operation threads by default so the
+  adaptive OCR recorder no longer saturates CPU after restart and slow recovery
+  windows do not stretch local command detection into 10+ second scans.
+
 ## beta 1.0.0.1016 - 2026-10-16
 
 - Promote JWeBot from alpha to beta after the local, staging, privacy, and

README.md

@@ -8,7 +8,7 @@ JWeBot 是运行于 Linux 的单群微信自动回复系统。它通过本地 OC
 观察选定的微信窗口，将消息写入持久化 Edge 账本，调用经过审核的命令插件，
 并通过带视觉确认的 GUI 发送链路回复。
 
-当前版本：`beta 1.0.0.1016`，更新日期：2026-10-16。
+当前版本：`beta 1.0.1.1016`，更新日期：2026-10-16。
 
 1.0 Beta 收口了当前稳定功能：本地命令插件、人物与上下文索引、
 Steam 状态与时长查询、虚拟金币游戏、多人彩票、21 点、CS Major
@@ -263,7 +263,7 @@ visually confirmed GUI bridge.
 Current version:
 
 ```text
-beta 1.0.0.1016
+beta 1.0.1.1016
 ```
 
 Updated: 2026-10-16.

VERSION

@@ -1 +1 @@
-beta 1.0.0.1016
+beta 1.0.1.1016

docs/command-catalog.md

@@ -1,6 +1,6 @@
 # JWeBot Command Catalog
 
-Current baseline: `beta 1.0.0.1016`.
+Current baseline: `beta 1.0.1.1016`.
 
 This catalog records the reviewed commands shipped with the built-in local
 extensions. Runtime ownership is frozen at startup from the generated

docs/configuration-guide.md

@@ -90,6 +90,15 @@ Steam uses `JWEBOT_EDGE_STEAM_ID64` and
 - Host timeout and fallback;
 - GUI sender timeout.
 
+The OCR runtime also accepts optional environment overrides for constrained
+hosts:
+
+- `WECHAT_OCR_ONNX_INTRA_OP_THREADS` defaults to `1`;
+- `WECHAT_OCR_ONNX_INTER_OP_THREADS` defaults to `1`.
+
+These values limit RapidOCR's ONNXRuntime CPU thread pools so service restarts
+do not temporarily saturate the host while the OCR cache is cold.
+
 ### Debug
 
 `components/debug.toml` generates:

docs/versioning.md

@@ -14,9 +14,9 @@ Rules:
 - `X.Y.Z` is the project version.
 - `MMDD` is the delivery date.
 - Python package versions use PEP 440 pre-release form. For beta builds,
-  `beta 1.0.0.1016` maps to `1.0.0b1+1016`.
+  `beta 1.0.1.1016` maps to `1.0.1b1+1016`.
 - Normal small updates increment only the patch version, for example
-  `beta 1.0.0.1016` to `beta 1.0.1.1016`.
+  `beta 1.0.1.1016` to `beta 1.0.2.1016`.
 - Minor, major, or stable-release changes require explicit user review and
   milestone approval.
 - Local repository migration does not imply a production deployment.

packages/jwebot-config/pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "jwebot-config"
-version = "1.0.0b1+1016"
+version = "1.0.1b1+1016"
 description = "Profile-based configuration compiler for JWeBot"
 requires-python = ">=3.9"
 dependencies = [

packages/jwebot-config/src/jwebot_config/__init__.py

@@ -36,4 +36,4 @@ __all__ = [
     "write_default_profile",
 ]
 
-__version__ = "1.0.0b1+1016"
+__version__ = "1.0.1b1+1016"

packages/jwebot-extension-host/pyproject.toml

@@ -4,12 +4,12 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "jwebot-extension-host"
-version = "1.0.0b1+1016"
+version = "1.0.1b1+1016"
 description = "Single-release, single-invocation process host for JWeBot extensions"
 requires-python = ">=3.9"
 dependencies = [
-  "jwebot-sdk==1.0.0b1+1016",
-  "jwebot-kernel==1.0.0b1+1016",
+  "jwebot-sdk==1.0.1b1+1016",
+  "jwebot-kernel==1.0.1b1+1016",
 ]
 
 [project.scripts]

packages/jwebot-extension-host/src/jwebot_extension_host/__init__.py

@@ -16,4 +16,4 @@ __all__ = [
     "process_request",
 ]
 
-__version__ = "1.0.0b1+1016"
+__version__ = "1.0.1b1+1016"

packages/jwebot-kernel/pyproject.toml

@@ -4,13 +4,13 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "jwebot-kernel"
-version = "1.0.0b1+1016"
+version = "1.0.1b1+1016"
 description = "Stable routing and extension authority for JWeBot"
 requires-python = ">=3.9"
 dependencies = [
-  "jwebot-config==1.0.0b1+1016",
-  "jwebot-sdk==1.0.0b1+1016",
-  "jwebot-official-extensions==1.0.0b1+1016",
+  "jwebot-config==1.0.1b1+1016",
+  "jwebot-sdk==1.0.1b1+1016",
+  "jwebot-official-extensions==1.0.1b1+1016",
   "tomli>=2; python_version < '3.11'",
 ]
 

packages/jwebot-kernel/src/jwebot_kernel/__init__.py

@@ -107,4 +107,4 @@ __all__ = [
     "verify_installed_release_signature",
 ]
 
-__version__ = "1.0.0b1+1016"
+__version__ = "1.0.1b1+1016"

packages/jwebot-official-extensions/pyproject.toml

@@ -4,11 +4,11 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "jwebot-official-extensions"
-version = "1.0.0b1+1016"
+version = "1.0.1b1+1016"
 description = "Reviewed local command adapters and broker implementation for JWeBot"
 requires-python = ">=3.9"
 dependencies = [
-  "jwebot-sdk==1.0.0b1+1016",
+  "jwebot-sdk==1.0.1b1+1016",
 ]
 
 [tool.setuptools.packages.find]

packages/jwebot-official-extensions/src/jwebot_official_extensions/__init__.py

@@ -90,4 +90,4 @@ __all__ = [
     "render_feature_list",
 ]
 
-__version__ = "1.0.0b1+1016"
+__version__ = "1.0.1b1+1016"

packages/jwebot-sdk/pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "jwebot-sdk"
-version = "1.0.0b1+1016"
+version = "1.0.1b1+1016"
 description = "Typed, capability-limited extension API for JWeBot plugins"
 requires-python = ">=3.9"
 dependencies = []

packages/jwebot-sdk/src/jwebot_sdk/__init__.py

@@ -38,4 +38,4 @@ __all__ = [
     "SingleGroupContext",
 ]
 
-__version__ = "1.0.0b1+1016"
+__version__ = "1.0.1b1+1016"

pyproject.toml

@@ -1,5 +1,5 @@
 [tool.jwebot]
-release = "beta 1.0.0.1016"
+release = "beta 1.0.1.1016"
 production_deployments_enabled_by_default = false
 
 [tool.jwebot.workspace]

tests/test_jwebot_edge.py

@@ -867,9 +867,9 @@ class LedgerAndApplicationTests(unittest.TestCase):
         self.assertEqual(version["route"], "local")
         self.assertIn("JWeBot 版本", version["text"])
         self.assertIn("kernel", version["text"])
-        self.assertIn("最新版本：beta 1.0.0.1016", version["text"])
+        self.assertIn("最新版本：beta 1.0.1.1016", version["text"])
         self.assertIn("更新时间：2026-10-16", version["text"])
-        self.assertIn("更新摘要：Promote JWeBot", version["text"])
+        self.assertIn("更新摘要：Limit RapidOCR", version["text"])
         self.assertEqual(debug["route"], "local")
         self.assertIn("调试埋点", debug["text"])
         self.assertEqual(balance["route"], "local")

tests/test_wechat_local_ocr.py

@@ -4,6 +4,7 @@ import importlib.util
 import subprocess
 import sys
 import tempfile
+import types
 import unittest
 from contextlib import nullcontext
 from datetime import datetime, timezone
@@ -517,6 +518,56 @@ class GuiCoordinationTests(unittest.TestCase):
 
 
 class OcrFallbackTests(unittest.TestCase):
+    def test_ocr_engine_limits_onnxruntime_threads_by_default(self):
+        captured = {}
+
+        class FakeRapidOCR:
+            def __init__(self, **kwargs):
+                captured.update(kwargs)
+
+        fake_module = types.SimpleNamespace(RapidOCR=FakeRapidOCR)
+        with mock.patch.dict(sys.modules, {"rapidocr": fake_module}), mock.patch.dict(
+            MODULE.os.environ,
+            {
+                "WECHAT_OCR_ONNX_INTRA_OP_THREADS": "",
+                "WECHAT_OCR_ONNX_INTER_OP_THREADS": "",
+            },
+        ):
+            MODULE.OcrEngine()
+
+        self.assertEqual(
+            captured["params"],
+            {
+                "EngineConfig.onnxruntime.intra_op_num_threads": 1,
+                "EngineConfig.onnxruntime.inter_op_num_threads": 1,
+            },
+        )
+
+    def test_ocr_engine_allows_thread_limit_overrides(self):
+        captured = {}
+
+        class FakeRapidOCR:
+            def __init__(self, **kwargs):
+                captured.update(kwargs)
+
+        fake_module = types.SimpleNamespace(RapidOCR=FakeRapidOCR)
+        with mock.patch.dict(sys.modules, {"rapidocr": fake_module}), mock.patch.dict(
+            MODULE.os.environ,
+            {
+                "WECHAT_OCR_ONNX_INTRA_OP_THREADS": "2",
+                "WECHAT_OCR_ONNX_INTER_OP_THREADS": "3",
+            },
+        ):
+            MODULE.OcrEngine()
+
+        self.assertEqual(
+            captured["params"],
+            {
+                "EngineConfig.onnxruntime.intra_op_num_threads": 2,
+                "EngineConfig.onnxruntime.inter_op_num_threads": 3,
+            },
+        )
+
     def test_low_confidence_line_uses_detection_fallback(self):
         engine = MODULE.OcrEngine.__new__(MODULE.OcrEngine)
         bubble = MODULE.Bubble(50, 50, 132, 68, 5000)

wechat_local_ocr.py

@@ -67,6 +67,8 @@ DAMAGE_HEARTBEAT_SECONDS = 2.0
 CAPTURE_BUFFER_FRAMES = 12
 OCR_MESSAGE_CACHE_SIZE = 256
 OCR_CACHE_REFRESH_SCANS = 120
+DEFAULT_OCR_ONNX_INTRA_OP_THREADS = 1
+DEFAULT_OCR_ONNX_INTER_OP_THREADS = 1
 WINDOW_LAYOUT_SETTLE_SECONDS = 0.25
 FOLLOW_LATEST_SETTLE_SECONDS = 0.20
 FOLLOW_LATEST_MOUSE_X = 1432
@@ -224,6 +226,17 @@ def normalize_text(value: str) -> str:
     return re.sub(r"\s+", " ", value).strip()
 
 
+def env_int(name: str, default: int) -> int:
+    raw = os.environ.get(name, "").strip()
+    if not raw:
+        return default
+    try:
+        return int(raw)
+    except ValueError:
+        logging.warning("invalid integer environment value name=%s", name)
+        return default
+
+
 def bubble_sequence_signature(
     sender_crop: Image.Image,
     body_crop: Image.Image,
@@ -1099,7 +1112,18 @@ class OcrEngine:
         from rapidocr import RapidOCR
 
         self._numpy = np
-        self._engine = RapidOCR()
+        self._engine = RapidOCR(
+            params={
+                "EngineConfig.onnxruntime.intra_op_num_threads": env_int(
+                    "WECHAT_OCR_ONNX_INTRA_OP_THREADS",
+                    DEFAULT_OCR_ONNX_INTRA_OP_THREADS,
+                ),
+                "EngineConfig.onnxruntime.inter_op_num_threads": env_int(
+                    "WECHAT_OCR_ONNX_INTER_OP_THREADS",
+                    DEFAULT_OCR_ONNX_INTER_OP_THREADS,
+                ),
+            }
+        )
         self._message_cache: OrderedDict[
             str,
             tuple[str, str, float, float, float],