OC4J 启动项目报错 问题归纳

2021-11-11  本文已影响0人  shaYanL

前言:oc4j是上古时代的服务器技术,奈何项目在用,迁移服务器后通过opmnctl startall启动不了项目,只有百度、bing到处乱找一通,算是勉强解决了大部分问题

防止敏感信息,oc4j的实例名 用 XXXXXX替代

1.oc4j使用的jdk版本怎么查看?

cd $OAS_HOME/jdk/jre/bin &&  java -version

2. 报错:32位程序在64位系统上运行导致报错

/lib/ld-linux.so.2:bad ELF interpreter: No such file or directory

安装下glic即可

yum install glibc.i686

3.opmnctl startall 启动报错:

opmnctl: starting opmn and all managed processes...

GETHOSTBYNAME(XXXXXX): 1

RCV: Connection reset by peer

Communication error with the OPMN server local port.

Check the OPMN log files

GETHOSTBYNAME 表示域名解析,所以这里首先存在域名解析问题。

XXXXXX这个明显不是正常的域名,猜测是 自定义的,

所以配置一下hosts:

ip地址  XXXXXX

4. 移植hosts映射后,opmnctl startall启动报错:

opmnctl: starting opmn and all managed processes...

RCV: Connection reset by peer

Communication error with the OPMN server local port.

Check the OPMN log files

5. 查看opmn.log发现报错

libgcc_s.so.1 must be installed for pthread_cancel to work

没有安装32位的libgcc

sudo yum install libgcc.i686

安装后无问题 能启动OC4J服务,但是 HTTP_Server 服务不来

6 查看.HTTP_Server~1 日志 报错

error while loading shared libraries: libdb.so.2: cannot open shared object file: No such file or directory

下载一个  libgdbm.so.2.0.0 ,然后再制作一个软链接

ln -s /data/xxxx/lib/libgdbm.so.2.0.0  /usr/lib/libdb.so.2

再配置 Apache ,修改httpd.conf 中的用户信息到当前用户

重启启动服务,HTTP_Server 也能起来,还存在两个WebCache没起来

7.手动开启WebCache:opmnctl startproc ias-component=WebCache

报错:

opmnctl: starting opmn managed processes...

=======================================================================

opmn id=XXXXXX:6200

    0 of 2 processes started.

ias-instance id=XXXXXXXXXXX

+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

ias-component/process-type/process-set:

    WebCache/WebCache/WebCache

Error

--> Process (pid=25565)

    failed to start a managed process after the maximum retry limit

    Log:

    /oracle/orahome/opmn/logs/WebCache~WebCache~1

-----------------------------------------------------------------------

ias-component/process-type/process-set:

    WebCache/WebCacheAdmin/WebCacheAdmin

Error

--> Process (pid=25558)

    failed to start a managed process after the maximum retry limit

    Log:

    /oracle/orahome/opmn/logs/WebCache~WebCacheAdmin~1

8.定位到WebCache 启动不了问题

根据https://www.techpaste.com/2014/10/opmn-failed-start-managed-process-ohs/

删除了/data/XXX/orahome/webcache目录下的webcacheadmin.pid、webcache.pid

再次启动依然如上报错。

再看WebCache配置:webcache.xml

发现 IDENTITY 配置不对,修改为当前用户

再次启动,项目正常运行

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