查看ASM日志
[root@ATFDB1 ~]# su - grid
[grid@ATFDB1 ~]$sqlplus / as sysasm

SQL*Plus: Release 11.2.0.3.0 Production on Wed Jul 6 13:41:48 2016

Copyright (c) 1982, 2011, Oracle.  All rights reserved.

Connected to:
Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - 64bit Production
With the Real Application Clusters and Automatic Storage Management options
SQL>show parameter dump

NAME     TYPE VALUE
------------------------------------ ----------- ------------------------------
background_core_dump     string partial
background_dump_dest     string /u01/app/grid/diag/asm/+asm/+A
SM1/trace
core_dump_dest     string /u01/app/grid/diag/asm/+asm/+A
SM1/cdump
max_dump_file_size     string unlimited
shadow_core_dump     string partial
user_dump_dest     string /u01/app/grid/diag/asm/+asm/+ASM1/trace
SQL> select * from v$diag_info;

   INST_ID NAME    VALUE
---------- ---------------------------------------------------------------- -------------------------------------------------------------------------------------
1 Diag Enabled    TRUE
1 ADR Base    /u01/app/grid
1 ADR Home    /u01/app/grid/diag/asm/+asm/+ASM1
1 Diag Trace    /u01/app/grid/diag/asm/+asm/+ASM1/trace
1 Diag Alert    /u01/app/grid/diag/asm/+asm/+ASM1/alert
1 Diag Incident    /u01/app/grid/diag/asm/+asm/+ASM1/incident
1 Diag Cdump    /u01/app/grid/diag/asm/+asm/+ASM1/cdump
1 Health Monitor    /u01/app/grid/diag/asm/+asm/+ASM1/hm
1 Default Trace File    /u01/app/grid/diag/asm/+asm/+ASM1/trace/+ASM1_ora_11192.trc
1 Active Problem Count    0
1 Active Incident Count    0

11 rows selected.

[grid@ATFDB1 ~]$ cd /u01/app/grid/diag/asm/+asm/+ASM1/trace
[grid@ATFDB1 trace]$ tail -15 alert_+ASM1.log

查看grid日志
[grid@ATFDB1 +ASM1]$cd $ORACLE_HOME
[grid@ATFDB1 grid]$ ls
assistants  ccr          clone  csmig  cv      deinstall    eons  gns   hs             inventory  jdk   ldap  md    network  ohasd     opmn         ord       owm    plsql    psu    relnotes        scheduler  srvm    utl
auth        cdata        crf    css    dbs     demo         evm   gpnp  install        javavm     jlib  lib   mDNS  nls      ologgerd  oracore      osysmond  patch  precomp  racg   root.sh         slax       sysman  wwg
bin         cfgtoollogs  crs    ctss   dc_ocm  diagnostics  gipc  has   instantclient  jdbc       JRE   log   mesg  oc4j     OPatch    oraInst.loc  oui       perl   product  rdbms  rootupgrade.sh  sqlplus    usm     xdk
[grid@ATFDB1 grid]$cd log/
[grid@ATFDB1 log]$ ls
atfdb1  ATFDB1  crs  diag
[grid@ATFDB1 log]$ cd atfdb1/
[grid@ATFDB1 atfdb1]$ ls
acfslog  acfsrepl  acfsreplroot  acfssec  admin  agent  alertatfdb1.log  client  crflogd  crfmond  crsd  cssd  ctssd  cvu  diskmon  evmd  gipcd  gnsd  gpnpd  mdnsd  ohasd  racg  srvm
[grid@ATFDB1 atfdb1]$ tail -15 alertatfdb1.log 

查看DB日志
[grid@ATFDB1 atfdb1]$ exit
logout
[root@ATFDB1 ~]# su - oracle
[oracle@ATFDB1 ~]$ sqlplus / as sysdba

SQL*Plus: Release 11.2.0.3.0 Production on Wed Jul 6 13:59:27 2016

Copyright (c) 1982, 2011, Oracle.  All rights reserved.

Connected to:
Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - 64bit Production
With the Partitioning, Real Application Clusters, Automatic Storage Management, Oracle Label Security,
OLAP, Data Mining, Oracle Database Vault and Real Application Testing options

SQL>show parameter dump

NAME     TYPE VALUE
------------------------------------ ----------- ------------------------------
background_core_dump     string partial
background_dump_dest     string /u01/app/oracle/diag/rdbms/aft
db/aftdb1/trace
core_dump_dest     string /u01/app/oracle/diag/rdbms/aft
db/aftdb1/cdump
max_dump_file_size     string unlimited
shadow_core_dump     string partial
user_dump_dest     string /u01/app/oracle/diag/rdbms/aft
db/aftdb1/trace
SQL> set line 200
SQL> col value for a85
SQL>select * from v$diag_info;

   INST_ID NAME    VALUE
---------- ---------------------------------------------------------------- -------------------------------------------------------------------------------------
1 Diag Enabled    TRUE
1 ADR Base    /u01/app/oracle
1 ADR Home    /u01/app/oracle/diag/rdbms/aftdb/aftdb1
1 Diag Trace    /u01/app/oracle/diag/rdbms/aftdb/aftdb1/trace
1 Diag Alert    /u01/app/oracle/diag/rdbms/aftdb/aftdb1/alert
1 Diag Incident    /u01/app/oracle/diag/rdbms/aftdb/aftdb1/incident
1 Diag Cdump    /u01/app/oracle/diag/rdbms/aftdb/aftdb1/cdump
1 Health Monitor    /u01/app/oracle/diag/rdbms/aftdb/aftdb1/hm
1 Default Trace File    /u01/app/oracle/diag/rdbms/aftdb/aftdb1/trace/aftdb1_ora_11231.trc
1 Active Problem Count    0
1 Active Incident Count    0

11 rows selected.

SQL> exit
Disconnected from Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - 64bit Production
With the Partitioning, Real Application Clusters, Automatic Storage Management, Oracle Label Security,
OLAP, Data Mining, Oracle Database Vault and Real Application Testing options
[oracle@ATFDB1 ~]$ cd /u01/app/oracle/diag/rdbms/aftdb/aftdb1/trace
[oracle@ATFDB1 trace]$ tail -15 alert_aftdb1.log
Thread 1 advanced to log sequence 52012 (LGWR switch)
  Current log# 14 seq# 52012 mem# 0: +REDO1/aftdb/onlinelog/group_14.261.833907273
  Current log# 14 seq# 52012 mem# 1: +REDO2/aftdb/onlinelog/group_14.261.833907273
Wed Jul 06 13:36:45 2016
LNS: Standby redo logfile selected for thread 1 sequence 52012 for destination LOG_ARCHIVE_DEST_2
Wed Jul 06 13:36:46 2016
Archived Log entry 115031 added for thread 1 sequence 52011 ID 0x70e495b1 dest 1:
Wed Jul 06 13:48:55 2016
Thread 1 advanced to log sequence 52013 (LGWR switch)
  Current log# 9 seq# 52013 mem# 0: +REDO1/aftdb/onlinelog/group_9.264.833907267
  Current log# 9 seq# 52013 mem# 1: +REDO2/aftdb/onlinelog/group_9.264.833907267
Wed Jul 06 13:48:55 2016
LNS: Standby redo logfile selected for thread 1 sequence 52013 for destination LOG_ARCHIVE_DEST_2
Wed Jul 06 13:48:56 2016
Archived Log entry 115034 added for thread 1 sequence 52012 ID 0x70e495b1 dest 1:

文章标题：Oracle11gRAC查看ASM日志、grid日志和DB日志
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