Table 4 Analysis of scientific literature related to storage cost optimization
Year | QoS Elements | Pre-deployment | Post-deployment | Focus Area | Reference |
|---|---|---|---|---|---|
2023 | Cost optimization | \(\times \) | \(\checkmark \) | Storage tier optimization | Khan et al. [49] |
2020 | High Availability | \(\checkmark \) | \(\times \) | Data placement strategy | Wang et al. [125] |
2018 | Data transfer | \(\times \) | \(\checkmark \) | Data placement between tiers | Mansouri et al. [71] |
2018 | Cost optimization | \(\times \) | \(\checkmark \) | Data placement strategy | Erradi et al. [27] |
2017 | Latency | \(\times \) | \(\checkmark \) | 1) Coefficient-based data reallocation; | Liu and Shen [60] |
2) Multicast-based data transferring; | |||||
3) Request redirection-based | |||||
congestion control |