I hope so. It would be ideal for memory tiering and price-performance.
Here is my current Optane (AEP) based tiered memory setup -
[root@memverge src]# numactl -H
available: 4 nodes (0-3)
node 0 cpus: 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27
node 0 size: 386616 MB
node 0 free: 337067 MB
node 1 cpus: 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55
node 1 size: 387063 MB
node 1 free: 337252 MB
node 2 cpus:
node 2 size: 3033088 MB
node 2 free: 3033088 MB
node 3 cpus:
node 3 size: 3033088 MB
node 3 free: 3033088 MB
node distances:
node 0 1 2 3
0: 10 21 17 28
1: 21 10 28 17
2: 17 28 10 28
3: 28 17 28 10
[root@memverge src]#
And using Redis I compared DDR4 and Optane performance
[root@memverge src]# numactl --cpunodebind=0 --membind=0 ./redis-server /home/anton/redis-7.0.4/redis.conf --daemonize yes
[root@memverge src]# ./redis-cli
127.0.0.1:6379> DEBUG POPULATE 70000000 PHPREDIS_SESSION
OK
(41.51s)
127.0.0.1:6379>
[root@memverge src]# numactl --cpunodebind=0 --membind=2 ./redis-server /home/anton/redis-7.0.4/redis.conf --daemonize yes
[root@memverge src]# ./redis-cli
127.0.0.1:6379> DEBUG POPULATE 70000000 PHPREDIS_SESSION
OK
(74.69s)
127.0.0.1:6379>
Anton