Default value and behavior changes from previous releases of WebSphere Application Server(传统)
When you upgrade the application server to a newer version, be aware of the following default values and behaviors that changed.
Default value and behavior changes in Version 9.0
Function area | What changed | Version 9.0 | Previous versions | More information |
---|---|---|---|---|
High availability and workload management | Core group custom property: IBM_CS_OOM_ACTION | Isolate | No default value | 核心组定制属性 |
Cell cluster custom property: IBM_CLUSTER_REUSE_ORIGINAL_IOR | True | No default value | 单元定制属性 | |
Proxy server setting: High availability monitor timeout | 0 | 300 | 代理服务器设置 | |
Core group member default protocol selection | Core group member communication defaults to using the highest protocol version. | Lowest protocol version used | 核心组协议版本 | |
Resources | JPA data source error handling | A misconfigured <jta-data-source> or <non-jta-data-source> element in the persistence.xml file that is associated with an EntityManager or EntityManagerFactory object must be fixed or removed. | If the product tries to access a misconfigured <jta-data-source> or <non-jta-data-source> element in the persistence.xml file that is associated with an EntityManager or EntityManagerFactory object, the product issues a CWWJP0013E error message and then ignores the misconfigured data source. | N/A |
Web server plug-in | esiEnable | False | True | 配置 Edge Side Include 高速缓存 |
Web server plug-in | KillWebServerUponParseErr | True | False | Web 服务器插件定制属性 |
Web server plug-in | StrictSecurity | True | False | Web 服务器插件定制属性 |
Security | SSL Configuration attribute: sslProtocol | SSL_TLSv2 | SSL_TLS | SSL 配置 |
Security | The default value for com.ibm.websphere.ssl.include.ECCiphers | True | False | 安全性定制属性 |
Default value and behavior changes in Version 8.5
Function area | What changed | Version 8.5 | Previous versions | More information |
---|---|---|---|---|
Configuration files | IgnoreAffinityRequests | False | True | plugin-cfg.xml file |
Custom properties | Java virtual machine custom property: com.ibm.websphere.logging.useJULThreadID | False | True | Java virtual machine custom properties |
Settings | Connection pool minimum connection setting | Version 8.5.5.9 and later: 0 Version 8.5.5.8 and earlier: 1 |
1 | 连接池设置 |
Settings | HTTP transport channel settings "Discrimination failed" exception in the HTTP Channel | 500 response code | 403 response code | HTTP transport channel settings |
Settings | Maximum buffer size used when reading HTTP request content. PostBufferSize element in the plugin-cfg.xml file | 0 | 64 | Web server plug-in request routing properties |
Web server plug-in | Secure connection creation behavior |
If the web server plug-in attempts create an HTTPS connection but fails, it does not create a connection. In Version 8.5.0.x, the web server plug-in attempts create an HTTPS connection but fails, it attempts to create an HTTP connection. |
If the web server plug-in attempts create an HTTPS connection but fails, it attempts to create an HTTP connection. |
Default value and behavior changes in Version 8.0
Function area | What changed | Version 8.0 | Version 7.0 | More information |
---|---|---|---|---|
Commands (wsadmin scripting) | ClusterConfigCommands command group for the AdminTask object Parameter: -resourcesScope | cluster | both | ClusterConfigCommands command group for the AdminTask object |
Custom properties | Object Request Broker custom properties com.ibm.CORBA.ConnectTimeout | 10 | 0 | Object Request Broker custom properties |
Custom properties | Web container custom properties com.ibm.ws.webcontainer.throwpostconstructexception | True | False | Web container custom properties |
Settings | Accept content for all requests setting | True | False | Web server plug-in request and response optimization properties |
Settings | Thread pool settings: Thread inactivity timeout | 60000 milliseconds | 35000 milliseconds | Thread pool settings |
Settings | The Use read/write timeout setting on the administrative console, or the ServerIOTimeout attribute in the plugin-cfg.xml file | 900 seconds | 60 seconds | Application Server property settings for a web server plug-in |