PyCharm OSX 2016.1.1 often pauses and spinning wheel displays

As the title says, PyCharm often pauses during editing and the spinning wheel displays.

It is very distracting and breaks my flow of concentration.

What can be done?

Hardware Overview:

  Model Name: Mac mini

  Model Identifier: Macmini7,1

  Processor Name: Intel Core i5

  Processor Speed: 2.6 GHz

  Number of Processors: 1

  Total Number of Cores: 2

  L2 Cache (per Core): 256 KB

  L3 Cache: 3 MB

  Memory: 16 GB

  Boot ROM Version: MM71.0220.B07

  SMC Version (system): 2.24f32

  Serial Number (system): C07NL1YRG1J1

  Hardware UUID: AA5D13F9-3411-51A3-AF46-786F91FB4004

System Software Overview:

  System Version: OS X 10.11.4 (15E65)

  Kernel Version: Darwin 15.4.0

  Boot Volume: Macintosh HD

  Boot Mode: Normal

  Secure Virtual Memory: Enabled

  System Integrity Protection: Enabled

  Time since boot: 4 days 7:06