Re: [GENERAL] Recover PostgreSQL database folder data

On 04/21/2017 04:20 PM, Edson Lidorio wrote:
>
>
> On 21-04-2017 18:13, Edson Lidorio wrote:
>>
>>
>> On 21-04-2017 18:02, Adrian Klaver wrote:
>>> Chown -R postgres: postgres /var/lib/pgsql/9.6/data
>> After the command, I have the errors:
>>
>> Apr 21 18:11:41 localhost postgresql96-check-db-dir:
>> "/var/lib/pgsql/9.6/data/" is missing or empty.
>> Apr 21 18:11:41 localhost postgresql96-check-db-dir: Use
>> "/usr/pgsql-9.6/bin/postgresql96-setup initdb" to initialize the
>> database cluster.
>> Apr 21 18:11:41 localhost postgresql96-check-db-dir: See
>> /usr/share/doc/postgresql96/README.rpm-dist for more information.
>> Apr 21 18:11:41 localhost systemd: postgresql-9.6.service: control
>> process exited, code=exited status=1
>> Apr 21 18:11:41 localhost systemd: Failed to start PostgreSQL 9.6
>> database server.
>> Apr 21 18:11:41 localhost systemd: Unit postgresql-9.6.service entered
>> failed state.
>> Apr 21 18:11:41 localhost systemd: postgresql-9.6.service failed.
>>
> Follows all the results:
>
> What does the directory listing for /var/lib/pgsql/9.6/data  show?
> [root@localhost data]# pwd
> /var/lib/pgsql/9.6/data
>
>
> Ls -la /var/lib/pgsql/9.6/data
>
> drwx------. 20 postgres postgres  4096 Abr 21 17:52 .
> drwx------.  4 root     root        51 Abr 21 06:33 ..
> -rw-------.  1 postgres postgres     0 Abr 21 06:33 ArquivoASerCriado.dmp
> drwx------. 44 postgres postgres  4096 Abr 21 06:32 base
> drwx------.  2 postgres postgres  4096 Abr 21 06:32 global
> drwx------.  2 postgres postgres    18 Abr 21 06:32 pg_clog
> drwx------.  2 postgres postgres     6 Abr 21 06:32 pg_commit_ts
> drwx------.  2 postgres postgres     6 Abr 21 06:32 pg_dynshmem
> -rw-------.  1 postgres postgres  4345 Abr 21 06:33 pg_hba.conf
> -rw-------.  1 postgres postgres  1636 Abr 21 06:33 pg_ident.conf
> drwx------.  2 postgres postgres   188 Abr 21 06:32 pg_log
> drwx------.  4 postgres postgres    39 Abr 21 06:32 pg_logical
> drwx------.  4 postgres postgres    36 Abr 21 06:32 pg_multixact
> drwx------.  2 postgres postgres    18 Abr 21 06:32 pg_notify
> drwx------.  2 postgres postgres     6 Abr 21 06:32 pg_replslot
> drwx------.  2 postgres postgres     6 Abr 21 06:32 pg_serial
> drwx------.  2 postgres postgres     6 Abr 21 06:32 pg_snapshots
> drwx------.  2 postgres postgres  4096 Abr 21 06:32 pg_stat
> drwx------.  2 postgres postgres     6 Abr 21 06:32 pg_stat_tmp
> drwx------.  2 postgres postgres    18 Abr 21 06:32 pg_subtrans
> drwx------.  2 postgres postgres    84 Abr 21 06:32 pg_tblspc
> drwx------.  2 postgres postgres     6 Abr 21 06:32 pg_twophase
> -rw-------.  1 postgres postgres     4 Abr 21 06:33 PG_VERSION
> drwx------.  3 postgres postgres  4096 Abr 21 06:33 pg_xlog
> -rw-------.  1 postgres postgres    88 Abr 21 06:33 postgresql.auto.conf
> -rw-------.  1 postgres postgres 22289 Abr 21 06:33 postgresql.conf
> -rw-------.  1 postgres postgres    60 Abr 21 06:33 postmaster.opts
>
> Ensure you actually have a folder named "/var/lib/pgsql/9.6/data" with your
> database in it (not, possibly, a folder named "date" per your original
> message).
>
> [root@localhost 9.6]# du -hs *
> 0    backups
> 4,2G    data
> 4,0K    initdb.log
>
> chown -R postgres:postgres /var/lib/pgsql/9.6/data
>
> systemctl start postgresql-9.6.service
> Job for postgresql-9.6.service failed because the control process exited
> with error code. See "systemctl status postgresql-9.6.service" and
> "journalctl -xe" for details.
>
> restorecon -R /var/lib/pgsql/9.6/data
>
> Apr 21 19:11:58 localhost systemd: Starting PostgreSQL 9.6 database
> server...
> Apr 21 19:11:58 localhost postgresql96-check-db-dir:
> "/var/lib/pgsql/9.6/data/" is missing or empty.
> Apr 21 19:11:58 localhost postgresql96-check-db-dir: Use
> "/usr/pgsql-9.6/bin/postgresql96-setup initdb" to initialize the
> database cluster.
> Apr 21 19:11:58 localhost postgresql96-check-db-dir: See
> /usr/share/doc/postgresql96/README.rpm-dist for more information.
> Apr 21 19:11:58 localhost systemd: postgresql-9.6.service: control
> process exited, code=exited status=1
> Apr 21 19:11:58 localhost systemd: Failed to start PostgreSQL 9.6
> database server.
> Apr 21 19:11:58 localhost systemd: Unit postgresql-9.6.service entered
> failed state.
> Apr 21 19:11:58 localhost systemd: postgresql-9.6.service failed.
>
>
> If it still won't start after that, please do an "ls -alRZ
> /var/lib/pgsql/9.6", pastebin the output, and send the link.
>
> Download Link: http://myaccount.dropsend.com/file/2714afb84f8ecadd

Found postgresql96-check-db-dir in the RPM, it looks straight forward
and should not be failing from what I see.

>
>


--
Adrian Klaver
adrian.klaver@aklaver.com