That's another promising alternative that I've been looking at. From what I could find however deployment gets quite complex when you want sharding/replication

That's another promising alternative that I've been looking at. From what I could find however deployment gets quite complex when you want sharding/replication, it really doesn't like deduplication of data and storage might be up to 3x larger than InfluxDB. Other than that, it was in my top 3 (VictoriaMetrics, Clickhouse, QuestDB).