Оракл шел в составе софта. ничего в нем руками не настраивал. система отработала более 5 лет! и вот дала сбой! ОС windows xp.
Прошу помощи в восстановлении работоспособности!

вот лог:
Sat Mar 05 09:11:45 2016
ORACLE V9.2.0.4.0 - Production vsnsta=0
vsnsql=12 vsnxtr=3
Windows 2000 Version 5.1 Service Pack 3, CPU type 586
Sat Mar 05 09:11:45 2016
Starting ORACLE instance (normal)
LICENSE_MAX_SESSION = 0
LICENSE_SESSIONS_WARNING = 0
SCN scheme 2
Using log_archive_dest parameter default value
LICENSE_MAX_USERS = 0
SYS auditing is disabled
Starting up ORACLE RDBMS Version: 9.2.0.4.0.
System parameters with non-default values:
processes = 150
timed_statistics = TRUE
shared_pool_size = 67108864
large_pool_size = 8388608
java_pool_size = 0
control_files = C:\Oracle\ORCL\control01.ctl, C:\Oracle\ORCL\control02.ctl, C:\Oracle\ORCL\control03.ctl
db_block_size = 8192
db_cache_size = 192937984
compatible = 9.2.0.0.0
db_file_multiblock_read_count= 16
fast_start_mttr_target = 300
undo_management = AUTO
undo_tablespace = UNDOTBS
undo_retention = 0
O7_DICTIONARY_ACCESSIBILITY= TRUE
remote_login_passwordfile= EXCLUSIVE
db_domain =
instance_name = ORCL
job_queue_processes = 10
hash_join_enabled = TRUE
background_dump_dest = C:\Oracle\admin\ORCL\bdump
user_dump_dest = C:\Oracle\admin\ORCL\udump
core_dump_dest = C:\Oracle\admin\ORCL\cdump
sort_area_size = 524288
db_name = ORCL
open_cursors = 300
star_transformation_enabled= FALSE
query_rewrite_enabled = FALSE
pga_aggregate_target = 82837504
aq_tm_processes = 1
PMON started with pid=2
DBW0 started with pid=3
LGWR started with pid=4
CKPT started with pid=5
SMON started with pid=6
RECO started with pid=7
CJQ0 started with pid=8
QMN0 started with pid=9
Sat Mar 05 09:11:53 2016
alter database mount exclusive
Sat Mar 05 09:11:59 2016
Successful mount of redo thread 1, with mount id 1433476057.
Sat Mar 05 09:11:59 2016
Database mounted in Exclusive Mode.
Completed: alter database mount exclusive
Sat Mar 05 09:11:59 2016
alter database open
Sat Mar 05 09:12:00 2016
Beginning crash recovery of 1 threads
Sat Mar 05 09:12:00 2016
Started first pass scan
Sat Mar 05 09:12:01 2016
Completed first pass scan
3259 redo blocks read, 106 data blocks need recovery
Sat Mar 05 09:12:01 2016
Started recovery at
Thread 1: logseq 1335, block 155163, scn 0.0
Recovery of Online Redo Log: Thread 1 Group 3 Seq 1335 Reading mem 0
Mem# 0 errs 0: C:\ORACLE\ORCL\REDO03.LOG
RECOVERY OF THREAD 1 STUCK AT BLOCK 9 OF FILE 6
Sat Mar 05 09:12:32 2016
Restarting dead background process QMN0
QMN0 started with pid=9
Sat Mar 05 09:18:19 2016
Restarting dead background process QMN0
QMN0 started with pid=11
Sat Mar 05 09:23:50 2016
Restarting dead background process QMN0
QMN0 started with pid=9
Sat Mar 05 09:29:31 2016
Restarting dead background process QMN0
QMN0 started with pid=11
Sat Mar 05 09:34:40 2016
Restarting dead background process QMN0
QMN0 started with pid=11
Sat Mar 05 09:39:44 2016
Restarting dead background process QMN0
QMN0 started with pid=11
Sat Mar 05 09:45:34 2016
Restarting dead background process QMN0
QMN0 started with pid=9
Sat Mar 05 09:50:59 2016
Errors in file c:\oracle\admin\orcl\udump\orcl_ora_2224.trc:
ORA-00333: ?????? ?????? ?????????, ???? 59394 ??????? 6144
ORA-00334: ?????????????? ????????: 'C:\ORACLE\ORCL\REDO03.LOG'
ORA-27070: skgfdisp: ???? ???????????? ?/?
OSD-04016: Ошибка организации очереди запросов асинхронного вв./выв.
O/S-Error: (OS 23) Ошибка в данных (CRC).

Sat Mar 05 09:51:02 2016
Errors in file c:\oracle\admin\orcl\udump\orcl_ora_2224.trc:
ORA-00333: ?????? ?????? ?????????, ???? 57346 ??????? 8192
ORA-00334: ?????????????? ????????: 'C:\ORACLE\ORCL\REDO03.LOG'
ORA-27091: skgfqio: ?????????? ??????????????? ????/?????
ORA-27070: skgfdisp: ???? ???????????? ?/?
OSD-04006: сбой ReadFile(), чтение из файла невозможно
O/S-Error: (OS 23) Ошибка в данных (CRC).

Sat Mar 05 09:51:04 2016
Errors in file c:\oracle\admin\orcl\udump\orcl_ora_2224.trc:
ORA-00333: ?????? ?????? ?????????, ???? 57346 ??????? 8192
ORA-00334: ?????????????? ????????: 'C:\ORACLE\ORCL\REDO03.LOG'
ORA-27091: skgfqio: ?????????? ??????????????? ????/?????
ORA-27070: skgfdisp: ???? ???????????? ?/?
OSD-04006: сбой ReadFile(), чтение из файла невозможно
O/S-Error: (OS 23) Ошибка в данных (CRC).

Sat Mar 05 09:51:06 2016
Errors in file c:\oracle\admin\orcl\udump\orcl_ora_2224.trc:
ORA-00333: ?????? ?????? ?????????, ???? 57346 ??????? 8192
ORA-00334: ?????????????? ????????: 'C:\ORACLE\ORCL\REDO03.LOG'
ORA-27091: skgfqio: ?????????? ??????????????? ????/?????
ORA-27070: skgfdisp: ???? ???????????? ?/?
OSD-04006: сбой ReadFile(), чтение из файла невозможно
O/S-Error: (OS 23) Ошибка в данных (CRC).

Sat Mar 05 09:51:06 2016
Errors in file c:\oracle\admin\orcl\udump\orcl_ora_2224.trc:
ORA-00333: ?????? ?????? ?????????, ???? 57346 ??????? 8192

Sat Mar 05 09:51:07 2016
ORA-1172 signalled during: alter database open...
Sat Mar 05 09:51:28 2016
Restarting dead background process QMN0
QMN0 started with pid=9
Sat Mar 05 09:57:07 2016
Restarting dead background process QMN0
QMN0 started with pid=9
Sat Mar 05 10:03:02 2016
Restarting dead background process QMN0
QMN0 started with pid=9
Sat Mar 05 10:08:52 2016
Restarting dead background process QMN0
QMN0 started with pid=9
Sat Mar 05 10:14:41 2016
Restarting dead background process QMN0
QMN0 started with pid=9
Sat Mar 05 10:20:28 2016
Restarting dead background process QMN0
QMN0 started with pid=9
Sat Mar 05 10:25:34 2016
Restarting dead background process QMN0
QMN0 started with pid=9
Sat Mar 05 10:31:28 2016
Restarting dead background process QMN0
QMN0 started with pid=9
Sat Mar 05 10:37:18 2016
Restarting dead background process QMN0
QMN0 started with pid=9
Sat Mar 05 10:43:08 2016
Restarting dead background process QMN0
QMN0 started with pid=9
Sat Mar 05 10:48:46 2016
Restarting dead background process QMN0
QMN0 started with pid=9

djeday84,

Если можно распишите чуть более подробно что нужно сделать! я не администратор БД.
Блок-схема хоть и понятна, но как и что делается (((