Betsy Beyer

Global Software Load Balancer (GSLB)

Geographic load balancing for DNS requests

Load balancing at a user service level (for example, YouTube or Google Maps)

Load balancing at the Remote Procedure Call (RPC) level,

store mapping between BNS paths and IP address:port pairs.

Whether it is at Google or elsewhere, monitoring is an absolutely essential compo‐

nent of doing the right thing in production. If you can’t monitor a service, you don’t know what’s happening, and if you’re blind to what’s happening, you can’t be reliable.

request success rate