Controlling processing elements in a distributed computing environment

A computer system for controlling processing elements associated with a stream computing application, the computer system comprising:

• one or more computer processors;
• one or more computer readable storage media;
• program instructions stored on the one or more computer readable storage media for execution by at least one of the one or more computer processors, the program instructions comprising instructions to:
• monitor a stream computing application for occurrence of one or more conditions;
• determine one or more processing element groups to restart based on occurrence of the one or more conditions, wherein the processing element groups each include a plurality of processing elements associated with the stream computing application;
• and
• concurrently restart each processing element of the determined one or more processing element groups.

A computer program product for controlling processing elements associated with a stream computing application, the computer program product comprising a computer readable storage medium having program instructions embodied therewith, the program instructions executable by a computer to cause the computer to:

• monitor a stream computing application for occurrence of one or more conditions;
• determine one or more processing element groups to restart based on occurrence of the one or more conditions, wherein the processing element groups each include a plurality of processing elements associated with the stream computing application;
• and
• concurrently restart each processing element of the determined one or more processing element groups.