Oracle Dump Redo Log File 说明(二)

2014-11-24 18:19:22 · 作者: · 浏览: 1
rac1


Release: 2.6.18-194.el5


Version: #1 SMP Tue Mar 16 21:52:43 EDT 2010


Machine: i686


Instance name: anqing1


Redo thread mounted by this instance: 1


Oracle process number: 28


Unix process pid: 30373, image: oracle@rac1(TNS V1-V3)



*** 2011-08-08 22:10:37.053


*** ACTION NAME:() 2011-08-08 22:10:37.052


*** MODULE NAME:(sqlplus@rac1 (TNS V1-V3))2011-08-08 22:10:37.052


*** SERVICE NAME:(SYS$USERS) 2011-08-0822:10:37.052


*** SESSION ID:(127.27077) 2011-08-0822:10:37.052



DUMP OF REDO FROM FILE'+data/anqing/onlinelog/redo02.log'


Opcodes *.*


DBAs: (file # 6, block # 10458) thru (file #6, block # 10472)


RBAs: 0x000000.00000000.0000 thru0xffffffff.ffffffff.ffff


SCNs: scn: 0x0000.00000000 thru scn:0xffff.ffffffff


Times: creation thru eternity


FILEHEADER:


Compatibility Vsn = 169870336=0xa200400


Db ID=715014091=0x2a9e3fcb, Db Name='ANQING'


Activation ID=682502900=0x28ae2af4


Control Seq=4261=0x10a5, File size=102400=0x19000


File Number=2, Blksiz=512, File Type=2 LOG


descrip:"Thread0001, Seq# 0000000119, SCN 0x0000006ab1bc-0x0000006e0c84"


thread: 1 nab: 0x18ffd seq: 0x00000077 hws:0x2 eot: 0 dis: 0


resetlogs count: 0x2ccbc8df scn:0x0000.000704fa (460026)


resetlogs terminal rcv count: 0x0 scn:0x0000.00000000


prevresetlogs count: 0x2ebbfe8f scn: 0x0000.0006ce7b (446075)


prevresetlogs terminal rcv count: 0x0 scn: 0x0000.00000000


Low scn: 0x0000.006ab1bc (6992316) 07/30/2011 05:39:17


Nextscn: 0x0000.006e0c84 (7212164) 08/03/2011 14:14:34


Enabled scn: 0x0000.000704fa (460026)05/19/2011 12:38:55


Thread closed scn: 0x0000.006ab1bc (6992316)07/30/2011 05:39:17


Diskcksum: 0xd530 Calc cksum: 0xd530


Terminal recovery stop scn: 0x0000.00000000


Terminal recovery 01/01/1988 00:00:00


Mostrecent redo scn: 0x0000.00000000


Largest LWN: 1874 blocks


End-of-redo stream : No


Unprotected mode


Miscellaneous flags: 0x0


Thread internal enable indicator: thr: 0, seq:0 scn: 0x0000.00000000



REDO RECORD - Thread:1 RBA:0x000077.00000cd6.017c LEN: 0x0048 VLD: 0x01


SCN: 0x0000.006ac8a9 SUBSCN: 1 07/30/2011 08:28:08


CHANGE #1 MEDIA RECOVERY MARKERSCN:0x0000.00000000 SEQ: 0 OP:18.3


Reuse redo entry


Range reuse: tsn=1 base=8542185 nblks=8



REDO RECORD - Thread:1 RBA:0x000077.00006e99.0078 LEN: 0x0044 VLD: 0x01


SCN: 0x0000.006b7ae1 SUBSCN: 1 07/31/2011 06:18:10


CHANGE #1 MEDIA RECOVERY MARKERSCN:0x0000.00000000 SEQ: 0 OP:17.4


Datafile resize marker - file: 2 old size:153600 new size: 156160



REDO RECORD - Thread:1 RBA:0x000077.00007884.017c LEN: 0x0048 VLD: 0x01


SCN: 0x0000.006b8d16 SUBSCN: 1 07/31/2011 08:33:09


CHANGE #1 MEDIA RECOVERY MARKERSCN:0x0000.00000000 SEQ: 0 OP:18.3


Reuse redo entry


Range reuse: tsn=1 base=8542217 nblks=1024


*** 2011-08-08 22:10:54.783


END OF REDO DUMP


----- Redo read statistics for thread 1-----


Read rate (ASYNC): 51197Kb in 17.78s =>2.81 Mb/sec


Total physical reads: 51197Kb


Longest record: 8Kb, moves: 0/85186 (0%)


Change moves: 30223/143291 (21%), moved:5Mb


Longest LWN: 937Kb, moves: 6/66426 (0%),moved: 0Mb


Last redo scn: 0x0000.006e087b (7211131)


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[oracle@rac1 ~]$