请确保jvm堆大小设置与同一台服务器上的任何其他应用程序不超出机器的物理内存的限制。

Make sure that the JVM heap size Settings are within the physical memory limits of the machine, along with any other applications on the same server.

youdao

DB 2 Express - C可以在至多两个双核CPU服务器上运行，服务器上最大内存为4 GB，任何存储系统设置，没有数据库大小或者任何其它人为限制。

DB2 Express-C can be run on up to two dual-core CPU servers, with up to 4 GB of memory, any storage system setup and with no restrictions on database size or any other artificial restrictions.

youdao

还有设置节点的masxRequestLength也是一个很好的方法，因为它可以限制上传文件的大小。

Also setting the maxRequestLength in the section would also be a good idea since this limits the size of file that can be uploaded to the server.

youdao