Consistent metrics and retry/circuit-breaker behavior are my number one reasons for advocating a service mesh. There are other advantages, such as offering a co

Consistent metrics and retry/circuit-breaker behavior are my number one reasons for advocating a service mesh. There are other advantages, such as offering a consistent interface across multiple languages client to some shared resource- redis being a prime example, with various client implementations that behave very differently. But, like everything there is a cost- in this case another level of complexity.