[graffitici]

But what about "Big Data" workloads? Running Spark or Cassandra clusters say? My understanding is that having a custom scheduler makes mesos more attractive for those tasks? Has your experience been different?

[avitzurel]

Personally I always ran big data on Amazon stack so never really needed that ability

[agibsonccc]

On prem aka "non aws" it does tend to matter yes.