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vnpy avatar vnpy commented on June 16, 2024

具体报错信息请提供下截图

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CancerQ avatar CancerQ commented on June 16, 2024

@vnpy linux请使用fork来创建，spawn使用在windows，另外请确认windows在使用spawn时是否能共享父进程的资源，确认组合策略回测是否能正常读取数据库的数据，是否需要重连数据库，请确认是否有必要这样做，目前linux使用spawn是无法共享父进程资源的，需要重连数据库，只有fork创建时可以共享父进程资源才能读取到数据库资源，请确认一下，请注重linux的开发和体验

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noranhe avatar noranhe commented on June 16, 2024

我们这边测过了，没有问题。可以检查一下你的回测脚本是否有把优化代码写在if name == "main":下，以防优化代码被子进程读取

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