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标题：主机断电系统回到N年前数据库报ORA-600 kcm_headroom_warn_1错误
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主机断电导致系统时间回退到14年前,数据库启动报ORA-600[kcm_headroom_warn_1]错误
Sat Jun 21 17:49:12 2014 ---正常系统时间
Instance shutdown complete
Mon Aug 07 06:13:28 2000 ---重启后系统时间
Starting ORACLE instance (normal)
LICENSE_MAX_SESSION = 0
LICENSE_SESSIONS_WARNING = 0
Initial number of CPU is 64
Effective number of CPU for internal database sizing is 32
Number of processor cores in the system is 8
Number of processor sockets in the system is 1
CELL communication is configured to use 0 interface(s):
CELL IP affinity details:
NUMA status: non-NUMA system
cellaffinity.ora status: N/A
CELL communication will use 1 IP group(s):
Grp 0:
Picked latch-free SCN scheme 3
Autotune of undo retention is turned on.
IMODE=BR
ILAT =264
LICENSE_MAX_USERS = 0
SYS auditing is disabled
Starting up:
Oracle Database 11g Enterprise Edition Release 11.2.0.4.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options.
ORACLE_HOME = /ora1/prod/db/tech_st/11.2.0
System name: SunOS
Node name: erpdb1-boot
Release: 5.10
Version: Generic_147147-26
Machine: sun4v
Using parameter settings in server-side spfile /ora1/prod/db/tech_st/11.2.0/dbs/spfileprod.ora
System parameters with non-default values:
processes = 1200
sessions = 2400
timed_statistics = TRUE
event = ""
shared_pool_size = 448M
shared_pool_reserved_size= 322122547
nls_language = "american"
nls_territory = "america"
nls_sort = "binary"
nls_date_format = "DD-MON-RR"
nls_numeric_characters = ".,"
nls_comp = "binary"
nls_length_semantics = "BYTE"
sga_target = 10G
control_files = "/data1/prod/db/apps_st/data/cntrl01.dbf"
control_files = "/data1/prod/db/apps_st/data/cntrl02.dbf"
control_files = "/data1/prod/db/apps_st/data/cntrl03.dbf"
db_block_checksum = "TRUE"
db_block_size = 8192
compatible = "11.1.0"
log_archive_dest_1 = "location=/arch1/prod/arch"
log_archive_format = "prod_%t_%s_%r.arc"
log_buffer = 10485760
log_checkpoint_interval = 100000
log_checkpoint_timeout = 1200
db_files = 512
log_checkpoints_to_alert = TRUE
dml_locks = 10000
undo_management = "AUTO"
undo_tablespace = "APPS_UNDOTS1"
db_block_checking = "FALSE"
_disable_fast_validate = TRUE
sec_case_sensitive_logon = FALSE
session_cached_cursors = 500
utl_file_dir = "/usr/tmp"
plsql_code_type = "INTERPRETED"
plsql_optimize_level = 2
job_queue_processes = 10
_system_trig_enabled = TRUE
cursor_sharing = "EXACT"
parallel_min_servers = 0
parallel_max_servers = 8
audit_file_dest = "/ora1/prod/db/tech_st/admin/prod/adump"
db_name = "prod"
open_cursors = 3600
_sort_elimination_cost_ratio= 5
_b_tree_bitmap_plans = FALSE
_fast_full_scan_enabled = FALSE
query_rewrite_enabled = "true"
_like_with_bind_as_equality= TRUE
pga_aggregate_target = 2G
workarea_size_policy = "AUTO"
_optimizer_autostats_job = FALSE
optimizer_secure_view_merging= FALSE
aq_tm_processes = 4
olap_page_pool_size = 4M
diagnostic_dest = "/ora1/prod/db/tech_st/11.2.0/admin/prod_erpdb1"
_trace_files_public = TRUE
max_dump_file_size = "20480"
Mon Aug 07 06:13:30 2000
PMON started with pid=2, OS id=3556
Mon Aug 07 06:13:30 2000
PSP0 started with pid=3, OS id=3557
Mon Aug 07 06:13:31 2000
VKTM started with pid=4, OS id=3558 at elevated priority
VKTM running at (10)millisec precision with DBRM quantum (100)ms
Mon Aug 07 06:13:31 2000
GEN0 started with pid=5, OS id=3562
Mon Aug 07 06:13:32 2000
DIAG started with pid=6, OS id=3564
Mon Aug 07 06:13:32 2000
DBRM started with pid=7, OS id=3565
Mon Aug 07 06:13:32 2000
DIA0 started with pid=8, OS id=3566
Mon Aug 07 06:13:32 2000
MMAN started with pid=9, OS id=3567
Mon Aug 07 06:13:32 2000
DBW0 started with pid=10, OS id=3568
Mon Aug 07 06:13:32 2000
DBW1 started with pid=11, OS id=3569
Mon Aug 07 06:13:32 2000
DBW2 started with pid=12, OS id=3570
Mon Aug 07 06:13:32 2000
DBW3 started with pid=13, OS id=3571
Mon Aug 07 06:13:32 2000
LGWR started with pid=14, OS id=3572 at elevated priority
Mon Aug 07 06:13:32 2000
CKPT started with pid=15, OS id=3575
Mon Aug 07 06:13:32 2000
SMON started with pid=16, OS id=3576
Mon Aug 07 06:13:32 2000
RECO started with pid=17, OS id=3577
Mon Aug 07 06:13:32 2000
MMON started with pid=18, OS id=3578
Mon Aug 07 06:13:32 2000
MMNL started with pid=19, OS id=3579
ORACLE_BASE not set in environment. It is recommended
that ORACLE_BASE be set in the environment
Reusing ORACLE_BASE from an earlier startup = /ora1/prod/db/tech_st
Mon Aug 07 06:13:32 2000
ALTER DATABASE MOUNT
Successful mount of redo thread 1, with mount id 4111810188
Database mounted in Exclusive Mode
Lost write protection disabled
Completed: ALTER DATABASE MOUNT
Mon Aug 07 06:13:36 2000
ALTER DATABASE OPEN
************************************************************
Warning: The SCN headroom for this database is only -51464 hours!
************************************************************
Errors in file /ora1/prod/db/tech_st/11.2.0/admin/prod_erpdb1/diag/rdbms/prod/prod/trace/prod_ora_3583.trc (incident=441878):
ORA-00600: internal error code, arguments: [kcm_headroom_warn_1], [], [], [], [], [], [], [], [], [], [], []
Incident details in: /ora1/prod/db/tech_st/11.2.0/admin/prod_erpdb1/diag/rdbms/prod/prod/incident/incdir_441878/prod_ora_3583_i441878.trc
Use ADRCI or Support Workbench to package the incident.
See Note 411.1 at My Oracle Support for error and packaging details.
Errors in file /ora1/prod/db/tech_st/11.2.0/admin/prod_erpdb1/diag/rdbms/prod/prod/trace/prod_ora_3583.trc:
ORA-00600: internal error code, arguments: [kcm_headroom_warn_1], [], [], [], [], [], [], [], [], [], [], []
ORA-600 signalled during: ALTER DATABASE OPEN...
Dumping diagnostic data in directory=[cdmp_20000807061339], requested by (instance=1, osid=3583), summary=[incident=441878].
Mon Aug 07 06:14:35 2000
Sweep [inc][441878]: completed
Sweep [inc2][441878]: completed
在数据库出现莫名其妙问题不能启动之时,请注意主机时间,另外还有一例:记录一次ORA-00600[2252]故障解决
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