PerfCounters(const PerfCounters &rhs);
PerfCounters& operator=(const PerfCounters &rhs);
void dump_formatted_generic(ceph::Formatter *f, bool schema, bool histograms,
PerfCounters(const PerfCounters &rhs);
PerfCounters& operator=(const PerfCounters &rhs);
void dump_formatted_generic(ceph::Formatter *f, bool schema, bool histograms,