PS D:\\ProjectRuby\ailsDocker> docker-compose up Creating network "railsdocker_default" with the default driver Creating railsdocker_db_1 ... done Attaching to railsdocker_db_1 db_1 | The files belonging to this database system will be owned by user "postgres". db_1 | This user must also own the server process. db_1 | db_1 | The database cluster will be initialized with locale "en_US.utf8". db_1 | The default database encoding has accordingly been set to "UTF8". db_1 | The default text search configuration will be set to "english". db_1 | db_1 | Data page checksums are disabled. db_1 | db_1 | fixing permissions on existing directory /var/lib/postgresql/data ... ok db_1 | creating subdirectories ... ok db_1 | selecting default max_connections ... 100 db_1 | selecting default shared_buffers 128MB ... db_1 | selecting dynamic shared memory implementation ... posix db_1 | creating configuration files ... ok db_1 | running bootstrap script ... ok db_1 | performing post-bootstrap initialization ... ok db_1 | syncing data to disk ... initdb: could not fsync file "/var/lib/postgresql/data/base/1": Invalid argument db_1 | initdb: could not fsync file "/var/lib/postgresql/data/base/12993": Invalid argument db_1 | initdb: could not fsync file "/var/lib/postgresql/data/base/12994": Invalid argument db_1 | initdb: could not fsync file "/var/lib/postgresql/data/base": Invalid argument db_1 | initdb: could not fsync file "/var/lib/postgresql/data/global": Invalid argument db_1 | initdb: could not fsync file "/var/lib/postgresql/data/pg_commit_ts": Invalid argument db_1 | initdb: could not fsync file "/var/lib/postgresql/data/pg_dynshmem": Invalid argument db_1 | initdb: could not fsync file "/var/lib/postgresql/data/pg_logical/mappings": Invalid argument db_1 | initdb: could not fsync file "/var/lib/postgresql/data/pg_logical/snapshots": Invalid argument db_1 | initdb: could not fsync file "/var/lib/postgresql/data/pg_logical": Invalid argument db_1 | initdb: could not fsync file "/var/lib/postgresql/data/pg_multixact/members": Invalid argument db_1 | initdb: could not fsync file "/var/lib/postgresql/data/pg_multixact/offsets": Invalid argument db_1 | initdb: could not fsync file "/var/lib/postgresql/data/pg_multixact": Invalid argument db_1 | initdb: could not fsync file "/var/lib/postgresql/data/pg_notify": Invalid argument db_1 | initdb: could not fsync file "/var/lib/postgresql/data/pg_replslot": Invalid argument db_1 | initdb: could not fsync file "/var/lib/postgresql/data/pg_serial": Invalid argument db_1 | initdb: could not fsync file "/var/lib/postgresql/data/pg_snapshots": Invalid argument db_1 | initdb: could not fsync file "/var/lib/postgresql/data/pg_stat": Invalid argument db_1 | initdb: could not fsync file "/var/lib/postgresql/data/pg_stat_tmp": Invalid argument db_1 | initdb: could not fsync file "/var/lib/postgresql/data/pg_subtrans": Invalid argument db_1 | initdb: could not fsync file "/var/lib/postgresql/data/pg_tblspc": Invalid argument db_1 | initdb: could not fsync file "/var/lib/postgresql/data/pg_twophase": Invalid argument db_1 | initdb: could not fsync file "/var/lib/postgresql/data/pg_wal/archive_status": Invalid argument db_1 | initdb: could not fsync file "/var/lib/postgresql/data/pg_wal": Invalid argument db_1 | initdb: could not fsync file "/var/lib/postgresql/data/pg_xact": Invalid argument db_1 | initdb: could not fsync file "/var/lib/postgresql/data": Invalid argument db_1 | ok db_1 | db_1 | Success. You can now start the database server using: db_1 | db_1 | pg_ctl -D /var/lib/postgresql/data -l logfile start db_1 | db_1 | initdb: could not fsync file "/var/lib/postgresql/data/pg_tblspc": Invalid argument db_1 | db_1 | WARNING: enabling "trust" authentication for local connections db_1 | You can change this by editing pg_hba.conf or using the option-A, or db_1 | --auth-local and --auth-host, the next time you run initdb. db_1 | waiting for server to start....2018-04-26 11:47:52.383 UTC [36] FATAL: data directory "/var/lib/postgresql/data" has wrong ownership db_1 | 2018-04-26 11:47:52.383 UTC [36] HINT: The server must be started by the user that owns the data directory. db_1 | stopped waiting db_1 | pg_ctl: could not start server db_1 | Examine the log output. railsdocker_db_1 exited with code 1