ing
          });

          opIndex = timingData.length - 1;
          opsTimingDataIndexHash_[op.cmd_string] = opIndex;
        }

        timingData[opIndex].cmd_time += op.cmd_time;
      }

      timingData.sort(this.sortTimingBucketsByOpTimeDescending_);

      this.collapseTimingBucketsToOther_(4);
    },

    collapseTimingBucketsToOther_(count) {
      const timingData = this.opsTimingData_;
      const otherSource = timingData.splice(count, timingData.length - count);
      let otherDestination = 