{"ast_node_type":"other","tokens":[{"end":98,"kind":"keyword","start":0,"text":"//"}]}
    // since there are workloads where it can be sparse we decided to go with sharding for now. At
    // be pretty sparse. In #136105 we considered replacing it with a (dense) Vec-based map, but
    // least up to 32 cores the one workload tested didn't exhibit much difference between the two.