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csdn
14 年
嵌入式linux下sqlite_exec会导致阻塞吗
嵌入式linux下一个单线程的数据冻结程序,每1分钟对电压、电流等遥测量冻结入库1次,数据库为sqlite-3.6.20。测试中发现,运行一段时间后,程序会一直阻塞在sqlite3_exec函数那儿,CPU占比为99%以上。主要代码如下: CSysLog::Info("insert analog data to DB. addr=%d, group=%d ...
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