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【DM版本】:2.18（pack16）
【操作系统】：release V10 (SP1)
【CPU】:Hygon C86 7285 35-core Processor
【问题描述】*：
dmrman 还原时，日志报错如下：
2022-08-19 14:27:28.037 [INFO] dmrman P0001820694 T0000000000001820694 os_sema2_free, sema_id:229376, sema_value:1!
2022-08-19 14:27:28.047 [INFO] dmrman P0001820694 T0000000000001820694 fil_sys_destroy
2022-08-19 14:27:28.049 [ERROR] dmrman P0001820694 T0000000000001820694 os_dir_create_low failed! path: …/log, code: 13, desc: Permission denied
2022-08-19 14:27:28.050 [ERROR] dmrman P0001820694 T0000000000001820694 os_dir_create_low failed! path: …/log, code: 13, desc: Permission denied
2022-08-19 14:32:38.683 [ERROR] dmrman P0001820694 T0000000000001820694 os_dir_create_low failed! path: …/log, code: 13, desc: Permission denied
2022-08-19 14:32:38.684 [ERROR] dmrman P0001820694 T0000000000001820694 os_dir_create_low failed! path: …/log, code: 13, desc: Permission denied

注：权限没有问题。