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perf(db): add slow-query tracing and composite indexes

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yuyx
2026-02-07 13:44:58 +08:00
parent ff67a9bbab
commit dd7f03ef94
7 changed files with 133 additions and 12 deletions
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6
app_config.py
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@@ -133,6 +133,8 @@ class Config:
DB_MMAP_SIZE_MB = int(os.environ.get("DB_MMAP_SIZE_MB", "256"))
DB_LOCK_RETRY_COUNT = int(os.environ.get("DB_LOCK_RETRY_COUNT", "3"))
DB_LOCK_RETRY_BASE_MS = int(os.environ.get("DB_LOCK_RETRY_BASE_MS", "50"))
DB_SLOW_QUERY_MS = int(os.environ.get("DB_SLOW_QUERY_MS", "120"))
DB_SLOW_QUERY_SQL_MAX_LEN = int(os.environ.get("DB_SLOW_QUERY_SQL_MAX_LEN", "240"))
DB_PRAGMA_OPTIMIZE_INTERVAL_SECONDS = int(os.environ.get("DB_PRAGMA_OPTIMIZE_INTERVAL_SECONDS", "21600"))
DB_ANALYZE_INTERVAL_SECONDS = int(os.environ.get("DB_ANALYZE_INTERVAL_SECONDS", "86400"))
DB_WAL_CHECKPOINT_INTERVAL_SECONDS = int(os.environ.get("DB_WAL_CHECKPOINT_INTERVAL_SECONDS", "43200"))
@@ -274,6 +276,10 @@ class Config:
errors.append("DB_LOCK_RETRY_COUNT不能为负数")
if cls.DB_LOCK_RETRY_BASE_MS < 10:
errors.append("DB_LOCK_RETRY_BASE_MS建议至少10毫秒")
if cls.DB_SLOW_QUERY_MS < 0:
errors.append("DB_SLOW_QUERY_MS不能为负数")
if cls.DB_SLOW_QUERY_SQL_MAX_LEN < 80:
errors.append("DB_SLOW_QUERY_SQL_MAX_LEN建议至少80")
# 验证日志配置
if cls.LOG_LEVEL not in ["DEBUG", "INFO", "WARNING", "ERROR", "CRITICAL"]: