@
nc 确实不差,但是人家也大量使用了 Redis ,参考他们的 blog
https://nickcraver.com/blog/2016/03/29/stack-overflow-the-hardware-2016-edition/```
SQL Servers (Stack Overflow Cluster)
2 Dell R720xd Servers, each with:
Dual E5-2697v2 Processors (12 cores @
2.7–3.5GHz each)
384 GB of RAM (24x 16 GB DIMMs)
Redis Servers (Cache)
2 Dell R630 Servers, each with:
Dual E5-2687W v3 Processors (10 cores @
3.1–3.5GHz each)
256 GB of RAM (16x 16 GB DIMMs)
Elasticsearch Servers (Search)
3 Dell R620 Servers, each with:
Dual E5-2680 Processors (8 cores @
2.7–3.5GHz each)
192 GB of RAM (12x 16 GB DIMMs)
```