16384=00040000 I 2021-08-09T15:02:50.754868+0800 870011 fuse_client.cpp:462] open fi->flags&O_DIRECT = 16384 I 2021-08-09T15:02:50.754873+0800 870011 fuse_client.cpp:466] open fi->fdirect_io = 1 I 2021-08-09T15:02:50 2021-08-09T15:02:50.754935+0800 870010 fuse_client.cpp:303] write fi->flags&O_DIRECT = 16384 I 2021-08-09T15:02:50.754941+0800 870010 fuse_client.cpp:304] write fi->direct_io = 0 O_SYNC, O_DSYNC 同步I/O：强制刷新内核缓冲区到输出文件©

20210825-171813.1930722 | grep whs | egrep "start|end" I 2021-08-25T17:18:13.642961+0800 1930722 disk_cache_manager.cpp:55] whs start write. I 2021-08-25T17:18:17.992374+0800 1930722 disk_cache_manager.cpp:61]