似乎 sge 在服务器启动时安装 luster 之前尝试启动，这会在重新启动时自动启动错误。有人可以告诉我如何在启动时更改顺序，以便 sge 在安装 luster 后启动？
日志中的错误消息：
Aug 12 11:46:21 dragen1 systemd: Configuration file /usr/lib/systemd/system/sge_execd.service is marked executable. Please remove executable permission bits. Proceeding anyway.
Aug 12 11:46:40 dragen1 sge_execd: error: SGE_ROOT directory "/cm/shared/apps/sge/2011.11p1" doesn't exist
Aug 12 11:46:40 dragen1 systemd: sge_execd.service: control process exited, code=exited status=1
Aug 12 11:46:40 dragen1 systemd: Unit sge_execd.service entered failed state.
Aug 12 11:46:40 dragen1 systemd: sge_execd.service failed