uNVMe vs solid_cache

uNVMe

KV and LBA SSD userspace NVMe driver (by OpenMPDK)

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solid_cache

A database-backed ActiveSupport::Cache::Store (by rails)

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uNVMe		solid_cache
	Project
1	Mentions	5
94	Stars	727
-	Growth	5.0%
10.0	Activity	9.2
almost 4 years ago	Latest Commit	2 days ago
C++	Language	Ruby
GNU General Public License v3.0 or later	License	MIT License

The number of mentions indicates the total number of mentions that we've tracked plus the number of user suggested alternatives.
Stars - the number of stars that a project has on GitHub. Growth - month over month growth in stars.
Activity is a relative number indicating how actively a project is being developed. Recent commits have higher weight than older ones.
For example, an activity of 9.0 indicates that a project is amongst the top 10% of the most actively developed projects that we are tracking.

uNVMe

Posts with mentions or reviews of uNVMe. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2023-10-16.

Ask HN: Why are there no open source NVMe-native key value stores in 2023?
12 projects | news.ycombinator.com | 16 Oct 2023

https://github.com/OpenMPDK/uNVMe/blob/master/doc/uNVMe2.0_S...
I can't find detailed spec sheets detailing which NVMe command sets are supported even for their enterprise drives.

solid_cache

Posts with mentions or reviews of solid_cache. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2023-12-20.

Five Apache projects you probably didn't know about
2 projects | news.ycombinator.com | 20 Dec 2023

Cool. This post is right beside the 37signals one[1] that mentions SolidCache[0].
I discovered two solutions in one day.
[0] https://github.com/rails/solid_cache
[1] https://news.ycombinator.com/item?id=38710927
AMD Ryzen 5 3600 vs Intel® Core i5-13500 server for Ruby on Rails
1 project | /r/ruby | 24 Oct 2023

No Redis - I want to try out SolidCache & DB based ActiveJobs (so no Sidekiq either)
Ask HN: Why are there no open source NVMe-native key value stores in 2023?
12 projects | news.ycombinator.com | 16 Oct 2023

Is that discussion/implementation of nvme available somewhere in public?
https://github.com/rails/solid_cache didn't include anything about NVME that I could find.
Solid Cache – a database-backed Rails cache
1 project | news.ycombinator.com | 2 Oct 2023

What are some alternatives?

When comparing uNVMe and solid_cache you can also consider the following projects:

udisk - The fastest ACID-transactional persisted Key-Value store designed as modified LSM-Tree for NVMe block-devices with GPU-acceleration and SPDK to bypass the Linux kernel

KVSSD - KV SSD host software including APIs and drivers

kvrocks - Apache Kvrocks is a distributed key value NoSQL database that uses RocksDB as storage engine and is compatible with Redis protocol.

KVRocks - RocksDB compatible key value store and MyRocks compatible storage engine designed for KV SSD

ssd-nvme-database - Columnar database on SSD NVMe

ScaleStore - This is the source code for our (Tobias Ziegler, Carsten Binnig and Viktor Leis) published paper at SIGMOD’22: ScaleStore: A Fast and Cost-Efficient Storage Engine using DRAM, NVMe, and RDMA.

yottaStore - A datastore aiming at linear scalability up to the yottabyte range. Inspired by dynamo and cassandra.

Aerospike - Aerospike Database Server – flash-optimized, in-memory, nosql database