To improve SDI saving/loading performance, one recommendation would be to increase the 'Memory limit' in your SDI preferences:
For loading views, another suggestion would be to load the view before opening the SDI UI, i.e:
>> Simulink.sdi.close();\n>> Simulink.sdi.loadView('yourFile.mldatx');\n>> Simulink.sdi.view();
This should be significantly faster than loading the view with the SDI UI open.
Alternatively, you can turn the AutoArchiveMode for SDI off:
Refer to the following page for more information. Also, take a look at the 'Control Data Retention' section on the same page:
