【翻译自mos文章】在/tmp/.oracle目录下的文件是什么?

本文解析了Oracle数据库在/tmp/.oracle目录下创建的各种临时文件的作用,包括它们如何与监听器及IPC连接相关联,并提供了清理这些文件的方法。

在/tmp/.oracle目录下的文件是什么?

来源于:
What Are The Files In The /tmp/.oracle Directory? (文档 ID 1050601.6)

问题描述:
在/tmp/.oracle目录下有很多临时文件,比如:

   s#1571.1
   s#1753.1
   s#3246.1

用操作系统的file命令来看这些文件的类型:

[oracle@rhel63single .oracle]$ file s#3710.2
s#3710.2: socket
[oracle@rhel63single .oracle]$ ps -ef |grep lsnr
oracle    3710     1  0 15:20 ?        00:00:00 /u02/app/oracle/product/11.2.0.4/db_1/bin/tnslsnr LISTENER -inherit ----->>>注意进程号
oracle    8290  3205  0 15:45 pts/0    00:00:00 grep lsnr
[oracle@rhel63single .oracle]$ 

对于 Oracle 7.1.X RDBMS版本:

The files are in /tmp/o  OR  /var/tmp/o

对于Oracle 7.2.2 RDBMS以及更新版本:

The files are in /tmp/.oracle  OR  /var/tmp/.oracle

 

问题解释:
The files that are created are named pipes of the form s{IPC_KEY} and s#{PID of listener}

s{IPC_KEY} files are generated from IPC connections. 
s#{PID of listener} files are listener connections to the network.  When the listener is started, it creates a new socket file.

Oracle不会自动remove掉这些文件

方案描述:

如果这些文件是 IPC connection files,如果重启操作系统不会自动清理这些文件,那么就手工remove掉这些文件

如果这些文件是 listener connection files,在remove掉这些文件之前,你应该停止掉监听器。这会保证你不会kill掉监听器连接( kill the listener connections)

 

方案解释:

有些操作系统配置了在shutdown 或者startup时清理/tmp。

为什么这些文件依然在?有如下的原因:

- The system is configured to clean out /tmp and the files will be removed 
  upon reboot and the system has not been rebooted recently.

- The system is making a lot of IPC connections and/or the listener has been 
  restarted many times since the last reboot.

- The system is NOT configured to clean out /tmp directory.


You may wish to setup a cron job to clean out the /tmp directory regularly if
your system is not configured to clean out /tmp directory.

[grid@master /grid/app/19.24] $./gridSetup.sh -silent -responseFile /grid/app/19.24/install/response/grid.rsp Launching Oracle Grid Infrastructure Setup Wizard... [WARNING] [INS-08101] Unexpected error while executing the action at state: 'supportedOSCheck' CAUSE: No additional information available. ACTION: Contact Oracle Support Services or refer to the software manual. SUMMARY: - java.lang.NullPointerException Moved the install session logs to: /grid/app/oraInventory/logs/GridSetupActions2025-09-20_05-21-19PM $cat grid.rsp oracle.install.responseFileVersion=/oracle/install/rspfmt_crsinstall_response_schema_v19.0.0 INVENTORY_LOCATION=/grid/app/oraInventory oracle.install.option=CRS_CONFIG ORACLE_BASE=/grid/app/grid oracle.install.asm.OSDBA=asmdba oracle.install.asm.OSOPER=asmoper oracle.install.asm.OSASM=asmadmin oracle.install.crs.config.scanType=LOCAL_SCAN oracle.install.crs.config.SCANClientDataFile= oracle.install.crs.config.gpnp.scanName=db19-scan oracle.install.crs.config.gpnp.scanPort=1521 oracle.install.crs.config.ClusterConfiguration=STANDALONE oracle.install.crs.config.configureAsExtendedCluster=false oracle.install.crs.config.memberClusterManifestFile= oracle.install.crs.config.clusterName=dbpool-cluster oracle.install.crs.config.gpnp.configureGNS=false oracle.install.crs.config.autoConfigureClusterNodeVIP=false oracle.install.crs.config.gpnp.gnsOption= oracle.install.crs.config.gpnp.gnsClientDataFile= oracle.install.crs.config.gpnp.gnsSubDomain= oracle.install.crs.config.gpnp.gnsVIPAddress= oracle.install.crs.config.sites= oracle.install.crs.config.clusterNodes=master:master-vip,node:node-vip oracle.install.crs.config.networkInterfaceList=bond0:10.10.156.0:1 oracle.install.crs.configureGIMR=false oracle.install.asm.configureGIMRDataDG=false oracle.install.crs.config.storageOption=FLEX_ASM_STORAGE oracle.install.crs.config.sharedFileSystemStorage.votingDiskLocations= oracle.install.crs.config.sharedFileSystemStorage.ocrLocations= oracle.install.crs.config.useIPMI=false oracle.install.crs.config.ipmi.bmcUsername= oracle.install.crs.config.ipmi.bmcPassword= oracle.install.asm.SYSASMPassword=oracle oracle.install.asm.diskGroup.name=OCRDG oracle.install.asm.diskGroup.redundancy=NORMAL oracle.install.asm.diskGroup.AUSize=4 oracle.install.asm.diskGroup.FailureGroups= oracle.install.asm.diskGroup.disksWithFailureGroupNames=/dev/asm-diskb,,/dev/asm-diskc,,/dev/asm-diskd, oracle.install.asm.diskGroup.disks=/dev/asm-diskb,/dev/asm-diskc,/dev/asm-diskd oracle.install.asm.diskGroup.quorumFailureGroupNames= oracle.install.asm.diskGroup.diskDiscoveryString=/dev/asm* oracle.install.asm.monitorPassword=oracle oracle.install.asm.gimrDG.name= oracle.install.asm.gimrDG.redundancy= oracle.install.asm.gimrDG.AUSize= oracle.install.asm.gimrDG.FailureGroups= oracle.install.asm.gimrDG.disksWithFailureGroupNames= oracle.install.asm.gimrDG.disks= oracle.install.asm.gimrDG.quorumFailureGroupNames= oracle.install.asm.configureAFD=false oracle.install.crs.configureRHPS=false oracle.install.crs.config.ignoreDownNodes=false oracle.install.config.managementOption=NONE oracle.install.config.omsHost= oracle.install.config.omsPort=0 oracle.install.config.emAdminUser= oracle.install.config.emAdminPassword= oracle.install.crs.rootconfig.executeRootScript=false oracle.install.crs.rootconfig.configMethod= oracle.install.crs.rootconfig.sudoPath= oracle.install.crs.rootconfig.sudoUserName= oracle.install.crs.config.batchinfo= oracle.install.crs.app.applicationAddress= oracle.install.crs.deleteNode.nodes=
09-21
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