public Builder logicalStorageUsage(long logicalStorageUsage) {
      this.logicalStorageUsage = logicalStorageUsage;
      return this;
    }
Set logical storage usage for {@link Builder}.
@param logicalStorageUsage The logical storage usage.
@return Current Builder.
ambry-api/src/main/java/com/github/ambry/server/storagestats/ContainerStorageStats.java