small files 100KB - 500KB HDD can’t handle IO operation per every file limits throughput Packing data to blocks increases latency uncontrollably Add SSD Often the solution is to add either SSD write cache or convert whole storage to SSD Lower protection If service is more expensive then less data is saved. For example, backup frequency or retention period is lowered. TB Price increases SSD is more expensive, so the service becomes more expensive or less profitable and sustainable.