QPR Knowledge Base 2017.1

QPR BizArchitecture Server Settings

QPR BizArchitecture Server Settings

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QPR BizArchitecture Server Settings

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In this section you can define settings for the QPR BizArchitecture Server.

 

 

Cache Settings

Here you can define how long unused models will be cached, i.e. can be accessed faster. Especially in larger organizations with lots of models in the database it is a good practice to remove idle models soon. That way the server has more resources available for the active models. You can define the maximum amount of days the model can be unused before it is cleared from the cache memory. This can be done in two ways:

Either

type in a new value to the Remove models from memory if not accessed in _ days field

or

use the arrow buttons on the right side of the field to scroll to the desired value.

 

You can also define a maximum server memory consumption limit for the QPR BizArchitecture Server. With this option you can reduce the memory usage in the case you have many large models stored in the server. Note that this limit can be exceeded temporarily, since the memory usage is checked every 10 minutes. You can define the maximum memory usage (128 minimum, 3072 maximum) in megabytes to the Maximum server memory consumption field either by entering a new value manually to the field or by using the arrows on the right side of the field to scroll to the desired value.

 

The Cache embedded information items to section defines how embedded information items will be stored in the local computer. The options are:

Memory (always) The information items will always be stored in RAM.

Disk (always) The information items will always be stored in files.

Disk after the size exceeds (to memory before that) The information items will be stored in RAM and when the defined maximum size is exceeded, the information item will be stored in a file instead of memory. You can change the maximum size in the field below the option either by entering a new value manually to the field or by using the arrows on the right side of the field to scroll to the desired value.

 

If you select the Clear disk cache at startup checkbox, the model cache will be cleared at server startup. In the case this option is not selected, old cached files are utilized if their contents are up to date, thus resulting in a faster startup.

 

The selection in Model caching section defines how models are loaded into the QPR Web Application Server at startup:

 

Option

Description

Base and published models, drop from memory

Base models and published models that do not have an existing cache file are loaded from database and written to cache. After this models are dropped from the memory.

Same as previous, drop if memory limit exceeded

Base models and published models that do not have an existing cache file are loaded from database and written to cache. Models are dropped from the memory in the case the memory limit is exceeded.

Base models are loaded to cache

Base models that do not have an existing cache file are loaded from database and written to cache.

No models are loaded to cache

No models are loaded from the database.

 

 

Model Options

Selecting the Enable version management for new models makes all new models use version management by default.