David McGinnisJan 26, 20225 min readAbstracting External Services with I/O Interfaces - Part 1While this is a concept I've used at many clients, I've never seen this concept approached elsewhere. Because of this, all of the...
David McGinnisFeb 18, 20204 min readSpark Job Optimization Myth #6: I'm Seeing Out of Memory Exceptions, So I Need to Increase Memory
David McGinnisFeb 11, 20205 min readSpark Job Optimization Myth #5: Increasing Executor Cores is Always a Good Idea
David McGinnisJan 21, 20205 min readSpark Job Optimization Myth #2: Increasing the Number of Executors Always Improves Performance
David McGinnisJan 6, 20205 min readSpark Job Optimization Myth #1: Increasing the Memory Per Executor Always Improves Performance
David McGinnisDec 3, 20195 min readDebugging From The Field: The Case of the Ignored Configuration Change
David McGinnisNov 12, 20194 min readDebugging from the Field: Smartsense Activity Explorer Stops Working
