在rac环境中，会要求几个节点之间的时间差不能超时。一般如果超过30秒，节点很可能会重启。我们需要配置一个ntp时钟服务器，来给rac的各个节点进行时间同步。 在这里，我们以windows机器（192.168.1.189）做ntp server，以2台虚拟机上的rac节点（192.168.1.131 […]
安腾平台的legato的lib link
某省新上安腾平台的oracle，备份软件是legato，首先在安腾的机器上安装了networker.pkg和nmo.pkg，配置好client后，发现备份失败。查/nsr/applogs/msglog.log发现：
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RMAN-00571: =========================================================== RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS =============== RMAN-00571: =========================================================== RMAN-03009: failure of allocate command on t1 channel at 06/29/2009 11:55:45 ORA-19554: error allocating device, device type: SBT_TAPE, device name: ORA-27211: Failed to load Media Management Library Additional information: 25 |
对于这个报错，我已 […]
rac安装报错和修复小结
一、rac安装步骤主要分以下几步： 1、安装操作系统。 2、配置时间同步，如ntp 3、创建oracle用户和配置rsa和dsa 4、配置hosts文件 5、配置hangcheck-timer 6、配置共享存储（ocr和voting disk） 7、安装clusterware（crs） 8、配置as […]
跨平台的DATAGUARD组合列表
oracle允许在同一个oracle platform下安装dataguard，要求尽量的同样的操作系统版本。 oracle platform可以用以下的语句查看（9i的v$database没有PLATFORM_ID和PLATFORM_NAME字段）： [crayon-6904d38dc41e230 […]
swap空间不够导致连接侦听失败
早上4点多就被叫起来，说某现网的数据库侦听挂了。数据库连不上去，报以下的错误：
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$ sqlplus user/pwd@sid SQL*Plus: Release 9.2.0.6.0 - Production on Fri Jun 12 04:58:05 2009 Copyright (c) 1982, 2002, Oracle Corporation. All rights reserved. ERROR: ORA-12500: TNS:listener failed to start a dedicated server process |
登录后检查数据库的侦听进程还在，检查lsnrctl status的状态也是正常。 检查侦听的log发现，有大量连接拒连： [crayon-6904d38d […]
修改hosts后，rac通讯失败
今天收到个告警某省的一个数据库的一个节点down了，重启后，只能到started状态，数据库无法open，登录上去后，看到alertlog中：
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Mon Jun 15 15:38:28 2009 Errors in file /oracle/app/oracle/admin/fjmisc/udump/fjmisc2_ora_26950.trc: ORA-00603: ORACLE server session terminated by fatal error ORA-27504: IPC error creating OSD context ORA-27300: OS system dependent operation:gethostbyname failed with status: 3 ORA-27301: OS failure message: No such process ORA-27302: failure occurred at: sskgxpmyip2 ORA-27303: additional information: nodename FJ_DB02 Mon Jun 15 15:41:19 2009 Errors in file /oracle/app/oracle/admin/fjmisc/udump/fjmisc2_ora_27062.trc: ORA-00603: ORACLE server session terminated by fatal error ORA-27504: IPC error creating OSD context ORA-27300: OS system dependent operation:gethostbyname failed with status: 3 ORA-27301: OS failure message: No such process ORA-27302: failure occurred at: sskgxpmyip2 ORA-27303: additional information: nodename FJ_DB02 Mon Jun 15 15:42:37 2009 Errors in file /oracle/app/oracle/admin/fjmisc/udump/fjmisc2_ora_27147.trc: ORA-00603: ORACLE server session terminated by fatal error ORA-27504: IPC error creating OSD context ORA-27300: OS system dependent operation:gethostbyname failed with status: 3 ORA-27301: OS failure message: No such process ORA-27302: failure occurred at: sskgxpmyip2 ORA-27303: additional information: nodename FJ_DB02 Mon Jun 15 15:46:19 2009 Errors in file /oracle/app/oracle/admin/fjmisc/udump/fjmisc2_ora_27362.trc: ORA-00603: ORACLE server session terminated by fatal error ORA-27504: IPC error creating OSD context |
当时第一个反映是gethostbyname failed 应该是主机名解析有问题了。但是p […]
主机安全加固导致dp分发客户端失败
今年的315晚会，曝光了某省移动的一些违规操作后，移动集团公司对各地分公司都进行了安全检查。在进行一系列的安全加固操作后，我们发现，还是有部分之前很顺利的操作会受到影响。 问题的起因是这样的，某省的备份软件是HP的DP。DP能对数据库进行备份，也能对文件系统进行备份（这样的功能，我想一般的备份软件都 […]
用hanganalyze解决row cache lock
今天某省的一位同事来说，在执行一个split分区的脚本时长时间没有响应。登录上去查看，手工执行了split脚本，发现确实会hang住：
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SQL> l 1 ALTER TABLE A_PDA_SP_STAT SPLIT PARTITION P_MAX AT (20090609) 2 INTO (PARTITION P_20090608 TABLESPACE TS_DATA_A 3* , PARTITION P_MAX TABLESPACE TS_DATA_A) SQL> |
检查该session的等待事件：
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EVENT P1 P2 P3 ------------------------------ ---------- ---------- ---------- row cache lock 8 0 5 |
[…]
rman备份发现坏块之后的处理
今天收到某省的备份发生失败的告警：
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…… 四月 16 16:30:19 ur_bak01: NetWorker savegroup: (alert) urmdborafull completed, total 2 client(s), 0 Hostname(s) Unresolved, 1 Failed, 1 Succeeded. (ur_mdb01 Failed) RMAN-00571: =========================================================== RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS =============== RMAN-00571: =========================================================== RMAN-03009: failure of backup command on t2 channel at 03/20/2009 13:49:09 ORA-19566: exceeded limit of 0 corrupt blocks for file /dev/vg_mdb02/rdata_2g_050 ORA-000060: Deadlock detected. More info in file /oracle/app/oracle/admin/uradt/udump/uradt_ora_3035.trc. *** Corrupt block relative dba: 0x1a43d4e3 (file 105, block 251107) Fractured block found during backing up datafile Data in bad block - type: 0 format: 0 rdba: 0x00000000 last change scn: 0x0000.00000000 seq: 0x0 flg: 0x00 consistency value in tail: 0x00000000 check value in block header: 0x0, block checksum disabled spare1: 0x0, spare2: 0x0, spare3: 0x0 *** Reread of blocknum=251107, file=/dev/vg_mdb02/rdata_2g_050. found same corrupt data Thu Apr 16 16:31:04 2009 …… |
用dbv检查发现有至少有45个坏块：
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[oracle@ur_mdb01 /oracle$]dbv file=/dev/vg_mdb02/rdata_2g_050 BLOCKSIZE=8192 DBVERIFY: Release 9.2.0.6.0 - Production on Mon Apr 20 09:55:07 2009 Copyright (c) 1982, 2002, Oracle Corporation. All rights reserved. DBVERIFY - Verification starting : FILE = /dev/vg_mdb02/rdata_2g_050 Page 251107 is influx - most likely media corrupt *** Corrupt block relative dba: 0x1a43d4e3 (file 105, block 251107) Fractured block found during dbv: Data in bad block - type: 0 format: 0 rdba: 0x00000000 last change scn: 0x0000.00000000 seq: 0x0 flg: 0x00 consistency value in tail: 0x00000000 check value in block header: 0x0, block checksum disabled spare1: 0x0, spare2: 0x0, spare3: 0x0 *** Page 251108 is marked corrupt *** Corrupt block relative dba: 0x1a43d4e4 (file 105, block 251108) Bad header found during dbv: Data in bad block - type: 181 format: 6 rdba: 0x00000000 last change scn: 0x0000.00000000 seq: 0x0 flg: 0x00 consistency value in tail: 0x00000000 check value in block header: 0x0, block checksum disabled spare1: 0x7, spare2: 0xc, spare3: 0x0 *** …… Corrupt block relative dba: 0x1a43d56f (file 105, block 251247) Bad header found during dbv: Data in bad block - type: 65 format: 5 rdba: 0x527002c2 last change scn: 0x3131.02063033 seq: 0x30 flg: 0x31 consistency value in tail: 0x3635032d check value in block header: 0x180, block checksum disabled spare1: 0x50, spare2: 0x72, spare3: 0x430 *** DBVERIFY - Verification complete Total Pages Examined : 262016 Total Pages Processed (Data) : 60240 Total Pages Failing (Data) : 0 Total Pages Processed (Index): 0 Total Pages Failing (Index): 0 Total Pages Processed (Other): 568 Total Pages Processed (Seg) : 0 Total Pages Failing (Seg) : 0 Total Pages Empty : 201163 Total Pages Marked Corrupt : 45 Total Pages Influx : 11 Highest block SCN : 10816042273 (2.2226107681) |
经检查，发现这些坏块上没有任何数据对象： [crayon-6904d38dc71ce91913 […]
opatch被异常中断后的处理
今天在打一个patch的时候，已经是用opatch执行到了最后一个patch，一时手欠，没看清楚telnet的窗口，不小心按下了ctrl+C，于是，opatch被中断了。汗了，晚节不保啊！ 再次执行opatch apply，报错：
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$ opatch apply 6163771 Invoking OPatch 10.2.0.4.6 Oracle Interim Patch Installer version 10.2.0.4.6 Copyright (c) 2009, Oracle Corporation. All rights reserved. Oracle Home : /oracle/app/oracle/product/10.2.0/db_1 Central Inventory : /oracle/app/oracle/oraInventory from : /var/opt/oracle/oraInst.loc OPatch version : 10.2.0.4.6 OUI version : 10.2.0.4.0 OUI location : /oracle/app/oracle/product/10.2.0/db_1/oui Log file location : /oracle/app/oracle/product/10.2.0/db_1/cfgtoollogs/opatch/opatch2009-04-08_16-29-59PM.log Patch history file: /oracle/app/oracle/product/10.2.0/db_1/cfgtoollogs/opatch/opatch_history.txt ApplySession applying interim patch '6163771' to OH '/oracle/app/oracle/product/10.2.0/db_1' Running prerequisite checks... OPatch detected non-cluster Oracle Home from the inventory and will patch the local system only. Please shutdown Oracle instances running out of this ORACLE_HOME on the local system. (Oracle Home = '/oracle/app/oracle/product/10.2.0/db_1') Is the local system ready for patching? [y|n] Y User Responded with: Y Backing up files and inventory (not for auto-rollback) for the Oracle Home Backing up files affected by the patch '6163771' for restore. This might take a while... Backing up files affected by the patch '6163771' for rollback. This might take a while... Patching component oracle.rdbms, 10.2.0.4.0... Updating archive file "/oracle/app/oracle/product/10.2.0/db_1/lib/libserver10.a" with "lib/libserver10.a/kfc.o" Updating archive file "/oracle/app/oracle/product/10.2.0/db_1/lib/libserver10.a" with "lib/libserver10.a/kfcb.o" Updating archive file "/oracle/app/oracle/product/10.2.0/db_1/lib/libserver10.a" with "lib/libserver10.a/kfcl.o" Updating archive file "/oracle/app/oracle/product/10.2.0/db_1/lib/libserver10.a" with "lib/libserver10.a/kfr.o" Updating archive file "/oracle/app/oracle/product/10.2.0/db_1/lib/libserver10.a" with "lib/libserver10.a/kfrb.o" The following actions have failed: Archive not applied /arch/ora_patch/patch_ia/7409356/6163771/files/lib/libserver10.a/kfc.o to /oracle/app/oracle/product/10.2.0/db_1/lib/libserver10.a... '' Archive not applied /arch/ora_patch/patch_ia/7409356/6163771/files/lib/libserver10.a/kfcb.o to /oracle/app/oracle/product/10.2.0/db_1/lib/libserver10.a... '' Archive not applied /arch/ora_patch/patch_ia/7409356/6163771/files/lib/libserver10.a/kfcl.o to /oracle/app/oracle/product/10.2.0/db_1/lib/libserver10.a... '' Archive not applied /arch/ora_patch/patch_ia/7409356/6163771/files/lib/libserver10.a/kfr.o to /oracle/app/oracle/product/10.2.0/db_1/lib/libserver10.a... '' Archive not applied /arch/ora_patch/patch_ia/7409356/6163771/files/lib/libserver10.a/kfrb.o to /oracle/app/oracle/product/10.2.0/db_1/lib/libserver10.a... '' Do you want to proceed? [y|n] Y User Responded with: Y Running make for target ioracle Make failed to invoke "/usr/ccs/bin/make -f ins_rdbms.mk ioracle ORACLE_HOME=/oracle/app/oracle/product/10.2.0/db_1"....'ld: I/O error, file "/oracle/app/oracle/product/10.2.0/db_1/lib//libserver10.a": Fatal error. Stop. ' The following make actions have failed : Re-link fails on target "ioracle". Do you want to proceed? [y|n] Y User Responded with: Y ApplySession adding interim patch '6163771' to inventory Verifying the update... Inventory check OK: Patch ID 6163771 is registered in Oracle Home inventory with proper meta-data. ApplySession failed: ApplySession failed in system modification phase... 'Verification of patch failed: Error verification failed: ar: kfc.o not found ' OPatch will attempt to restore the system... Restoring the Oracle Home... Checking if OPatch needs to invoke 'make' to restore some binaries... Make failed to invoke "/usr/ccs/bin/make -f ins_rdbms.mk ioracle ORACLE_HOME=/oracle/app/oracle/product/10.2.0/db_1"....'ld: I/O error, file "/oracle/app/oracle/product/10.2.0/db_1/lib//libserver10.a": Fatal error. Stop. ' -------------------------------------------------------------------------------- Failed to run make commands. They are stored in file '/oracle/app/oracle/product/10.2.0/db_1/.patch_storage/6163771_Jun_19_2008_17_41_45/make.txt' Invoke these commands manually to restore the binaries in the Oracle Home. OPatch failed to restore OH '/oracle/app/oracle/product/10.2.0/db_1'. Consult OPatch document to restore the home manually before proceeding. -------------------------------------------------------------------------------- The following warnings have occurred during OPatch execution: 1) OUI-67124:Archive not applied /arch/ora_patch/patch_ia/7409356/6163771/files/lib/libserver10.a/kfc.o to /oracle/app/oracle/product/10.2.0/db_1/lib/libserver10.a... '' Archive not applied /arch/ora_patch/patch_ia/7409356/6163771/files/lib/libserver10.a/kfcb.o to /oracle/app/oracle/product/10.2.0/db_1/lib/libserver10.a... '' Archive not applied /arch/ora_patch/patch_ia/7409356/6163771/files/lib/libserver10.a/kfcl.o to /oracle/app/oracle/product/10.2.0/db_1/lib/libserver10.a... '' Archive not applied /arch/ora_patch/patch_ia/7409356/6163771/files/lib/libserver10.a/kfr.o to /oracle/app/oracle/product/10.2.0/db_1/lib/libserver10.a... '' Archive not applied /arch/ora_patch/patch_ia/7409356/6163771/files/lib/libserver10.a/kfrb.o to /oracle/app/oracle/product/10.2.0/db_1/lib/libserver10.a... '' 2) OUI-67200:Make failed to invoke "/usr/ccs/bin/make -f ins_rdbms.mk ioracle ORACLE_HOME=/oracle/app/oracle/product/10.2.0/db_1"....'ld: I/O error, file "/oracle/app/oracle/product/10.2.0/db_1/lib//libserver10.a": Fatal error. Stop. ' 3) OUI-67124:Re-link fails on target "ioracle". 4) OUI-67200:Make failed to invoke "/usr/ccs/bin/make -f ins_rdbms.mk ioracle ORACLE_HOME=/oracle/app/oracle/product/10.2.0/db_1"....'ld: I/O error, file "/oracle/app/oracle/product/10.2.0/db_1/lib//libserver10.a": Fatal error. Stop. ' -------------------------------------------------------------------------------- OPatch failed with error code 115 $ |
用 […]
listener的内存泄漏
今天收到告警邮件，某省的数据库无法登录，在alertlog中有如下的报错：
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Tue Mar 31 16:38:11 2009 Errors in file /oracle/app/oracle/admin/zjfs/bdump/zjfs_ora_22423.trc: ORA-27102: out of memory HPUX-ia64 Error: 12: Not enough space Additional information: 103 Additional information: 524288 |
登录数据库主机检查内存剩余量不到10%，用top检查：
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System: zj-db01 Wed Apr 1 14:10:47 2009 Load averages: 0.12, 0.18, 0.28 387 processes: 362 sleeping, 25 running Cpu states: CPU LOAD USER NICE SYS IDLE BLOCK SWAIT INTR SSYS 0 0.21 8.4% 0.0% 7.0% 84.7% 0.0% 0.0% 0.0% 0.0% 1 0.09 3.4% 0.0% 2.4% 94.2% 0.0% 0.0% 0.0% 0.0% 2 0.11 3.4% 0.0% 0.0% 96.6% 0.0% 0.0% 0.0% 0.0% 3 0.10 3.2% 0.0% 1.0% 95.8% 0.0% 0.0% 0.0% 0.0% --- ---- ----- ----- ----- ----- ----- ----- ----- ----- avg 0.12 4.6% 0.0% 2.6% 92.8% 0.0% 0.0% 0.0% 0.0% Memory: 4456068K (2521320K) real, 6115756K (3135960K) virtual, 391416K free Page# 1/15 CPU TTY PID USERNAME PRI NI SIZE RES STATE TIME %WCPU %CPU COMMAND 0 ? 2307 oracle 178 20 3015M 24612K sleep 4383:34 15.11 15.08 oraclezjfs 2 ? 2228 oracle 178 20 2986M 9624K sleep 3580:19 2.94 2.93 oraclezjfs 1 ? 2309 oracle 178 20 2986M 5536K sleep 541:29 2.92 2.91 oraclezjfs 1 ? 4400 oracle 154 20 1375M 1340M sleep 11224:04 2.04 2.04 tnslsnr 1 ? 2528 oracle 178 20 2986M 5612K sleep 15:05 1.32 1.32 oraclezjfs 1 ? 4380 oracle 178 20 3009M 35136K sleep 268:00 1.16 1.16 ora_lgwr_zjfs 3 ? 4378 oracle 178 20 3009M 35152K sleep 244:54 0.74 0.74 ora_dbw0_zjfs 1 ? 54 root 152 20 3312K 2944K run 136:01 0.45 0.45 vxfsd 3 ? 1439 root 152 20 207M 84724K run 103:21 0.40 0.40 cimprovagt 3 ? 1442 root 152 20 38312K 2820K run 2725:46 0.36 0.36 cimprovagt 3 ? 12064 oracle 178 20 2986M 5264K sleep 0:20 0.32 0.32 oraclezjfs 2 ? 1436 root 152 20 56792K 13976K run 180:41 0.23 0.23 cimserver 3 pts/ta 21448 oracle 168 20 10836K 1284K sleep 0:00 0.22 0.22 top 2 ? 2381 oracle 178 20 2987M 5944K sleep 419:20 0.18 0.18 oraclezjfs 1 ? 38 root 152 20 432K 384K run 60:21 0.16 0.16 schedcpu 2 pts/tc 21573 oracle 178 20 10964K 1412K run 0:00 0.27 0.15 top 2 ? 21551 oracle 178 20 2986M 5260K sleep 0:00 0.16 0.14 oraclezjfs 3 ? 1793 root 152 20 113M 17208K run 6:09 0.14 0.14 vxsvc 0 ? 20 root 191 20 360K 320K run 33:43 0.13 0.13 ksyncer_daemon 2 ? 1429 root 152 20 25516K 5536K run 4:42 0.12 0.12 rpcd 1 ? 4297 root -27 20 46772K 38548K run 31:58 0.12 0.12 cmcld 2 ? 21518 oracle 178 20 2986M 5260K sleep 0:00 0.13 0.12 oraclezjfs 2 ? 1228 root 154 20 7812K 848K sleep 126:00 0.10 0.10 sendmail: 2 ? 39 root 191 20 288K 256K run 305:44 0.08 0.08 pagezerod 2 ? 1589 root 152 20 25072K 3992K run 1:20 0.08 0.08 swagentd $ $ |
发现listener占用的内存非常大 […]
安装数据库时报错无法写入
今天在安装数据库的时候，报错文件无法写入： 一开始想，是在copy的时候报错，是不是安装介质的缘故，难道是ftp传输的时候有问题？由于之前是通过写ftp脚本挂后台跑，log中虽然没什么报错，但是以防万一，还是再传了一次。 但是安装到27%，还是报错了，虽然不是报同样的一个文件write error， […]