Labels:text | diagram | parallel | rectangle | plan | screenshot | sketch | technical drawing | schematic OCR: Figure 4 Worst case conditions where Read/Write replicas are on all name servers. This causes a lot of sychronization traffic between the two sites. Master replica INS1 partition A - NS2 Read/Write replica partition A - San Francisco INS3 Read/Write replica partition A INS4 Read/Write replica - partition A Ww Boston NS5 Read/Write replica partition A