Ecosyste.ms: Packages

An open API service providing package, version and dependency metadata of many open source software ecosystems and registries.

crates.io "lock-free" keyword

Top 0.6% on crates.io
crossbeam-utils 0.8.19
Utilities for concurrent programming
40 versions - Latest release: 4 months ago - 414 dependent packages - 51,154 dependent repositories - 199 million downloads total - 6,855 stars on GitHub - 3 maintainers
Top 0.6% on crates.io
crossbeam-channel 0.5.12
Multi-producer multi-consumer channels for message passing
39 versions - Latest release: 3 months ago - 1,372 dependent packages - 36,222 dependent repositories - 142 million downloads total - 6,543 stars on GitHub - 3 maintainers
Top 0.7% on crates.io
crossbeam-epoch 0.9.18
Epoch-based garbage collection
38 versions - Latest release: 4 months ago - 67 dependent packages - 33,948 dependent repositories - 142 million downloads total - 6,543 stars on GitHub - 3 maintainers
Top 0.7% on crates.io
crossbeam-deque 0.8.5
Concurrent work-stealing deque
25 versions - Latest release: 4 months ago - 65 dependent packages - 33,060 dependent repositories - 129 million downloads total - 6,694 stars on GitHub - 3 maintainers
Top 4.3% on crates.io
sharded-slab 0.1.7 💰
A lock-free concurrent slab.
17 versions - Latest release: 7 months ago - 20 dependent packages - 18,640 dependent repositories - 82 million downloads total - 239 stars on GitHub - 1 maintainer
Top 0.7% on crates.io
crossbeam-queue 0.3.11
Concurrent queues
20 versions - Latest release: 4 months ago - 186 dependent packages - 17,140 dependent repositories - 68.1 million downloads total - 6,855 stars on GitHub - 2 maintainers
Top 7.0% on crates.io
cache-padded 1.3.0
Prevent false sharing by padding and aligning to the length of a cache line
5 versions - Latest release: about 1 year ago - 24 dependent packages - 10,370 dependent repositories - 20.9 million downloads total - 48 stars on GitHub - 1 maintainer
Top 0.7% on crates.io
crossbeam 0.8.4
Tools for concurrent programming
36 versions - Latest release: 4 months ago - 1,001 dependent packages - 7,971 dependent repositories - 34.2 million downloads total - 6,543 stars on GitHub - 4 maintainers
Top 2.4% on crates.io
loom 0.7.2 💰
Permutation testing for concurrent code
40 versions - Latest release: 22 days ago - 122 dependent packages - 5,688 dependent repositories - 6.33 million downloads total - 1,873 stars on GitHub - 1 maintainer
Top 1.5% on crates.io
sled 0.34.7 💰
Lightweight high-performance pure-rust transactional embedded database.
103 versions - Latest release: over 2 years ago - 328 dependent packages - 881 dependent repositories - 4.15 million downloads total - 7,771 stars on GitHub - 1 maintainer
ringbuf 0.4.1
Lock-free SPSC FIFO ring buffer with direct access to inner data
32 versions - Latest release: about 1 hour ago - 66 dependent packages - 809 dependent repositories - 1.93 million downloads total - 4 stars on GitLab.com - 2 maintainers
Top 7.3% on crates.io
object-pool 0.5.4
A thread-safe object pool with automatic return and attach/detach semantics
21 versions - Latest release: about 3 years ago - 15 dependent packages - 188 dependent repositories - 673 thousand downloads total - 70 stars on GitHub - 1 maintainer
Top 5.1% on crates.io
bus 2.4.1
A lock-free, bounded, single-producer, multi-consumer, broadcast channel.
25 versions - Latest release: 9 months ago - 31 dependent packages - 174 dependent repositories - 404 thousand downloads total - 747 stars on GitHub - 1 maintainer
lockfree-object-pool 0.1.5
A thread-safe object pool collection with automatic return and attach/detach semantics.
6 versions - Latest release: 4 months ago - 3 dependent packages - 158 dependent repositories - 816 thousand downloads total - 42 stars on GitHub - 1 maintainer
conquer-util 0.3.0
utilities for concurrent and lock-free programming
3 versions - Latest release: over 3 years ago - 1 dependent package - 146 dependent repositories - 362 thousand downloads total - 3 stars on GitHub - 1 maintainer
Top 9.6% on crates.io
atomic-take 1.1.0
Atomically take a value out of a container once.
3 versions - Latest release: over 1 year ago - 12 dependent packages - 78 dependent repositories - 2.84 million downloads total - 18 stars on GitHub - 1 maintainer
lockfree 0.5.1
This crate provides concurrent data structures and a solution to the ABA problem as an alternativ...
11 versions - Latest release: over 5 years ago - 24 dependent packages - 74 dependent repositories - 441 thousand downloads total - 15 stars on GitLab.com - 1 maintainer
Top 6.0% on crates.io
evmap 10.0.2
A lock-free, eventually consistent, concurrent multi-value map.
57 versions - Latest release: about 4 years ago - 21 dependent packages - 64 dependent repositories - 649 thousand downloads total - 438 stars on GitHub - 1 maintainer
Top 5.3% on crates.io
pagecache 0.19.4 💰
lock-free pagecache and log for high-performance databases
57 versions - Latest release: over 4 years ago - 2 dependent packages - 42 dependent repositories - 87.4 thousand downloads total - 7,771 stars on GitHub - 1 maintainer
historian 4.0.4 💰
a high performance zero-config histogram implementation
19 versions - Latest release: almost 3 years ago - 8 dependent packages - 41 dependent repositories - 87.5 thousand downloads total - 22 stars on GitHub - 1 maintainer
Top 7.5% on crates.io
rtrb 0.3.0 💰
A realtime-safe single-producer single-consumer ring buffer
10 versions - Latest release: 6 months ago - 16 dependent packages - 38 dependent repositories - 434 thousand downloads total - 172 stars on GitHub - 1 maintainer
Top 8.3% on crates.io
seize 0.4.1
Fast, efficient, and robust memory reclamation for concurrent data structures.
14 versions - Latest release: 4 days ago - 4 dependent packages - 32 dependent repositories - 340 thousand downloads total - 298 stars on GitHub - 1 maintainer
Top 5.4% on crates.io
crossbeam-skiplist 0.1.3
A concurrent skip list
5 versions - Latest release: 4 months ago - 17 dependent packages - 31 dependent repositories - 2.16 million downloads total - 6,543 stars on GitHub - 3 maintainers
moka-cht 0.5.0
Lock-free resizeable concurrent hash table
2 versions - Latest release: almost 3 years ago - 1 dependent package - 28 dependent repositories - 80.6 thousand downloads total - 17 stars on GitHub - 1 maintainer
Top 8.4% on crates.io
multiqueue 0.3.2
A fast mpmc broadcast queue
6 versions - Latest release: about 7 years ago - 13 dependent packages - 16 dependent repositories - 24.8 thousand downloads total - 192 stars on GitHub - 1 maintainer
Top 8.9% on crates.io
thingbuf 0.1.6 💰
I'm at the buffer pool. I'm at the MPSC channel. I'm at the combination MPSC channel and buffer p...
7 versions - Latest release: 27 days ago - 3 dependent packages - 15 dependent repositories - 442 thousand downloads total - 248 stars on GitHub - 1 maintainer
crossfire 1.0.1
channels for async and threads
10 versions - Latest release: 9 months ago - 2 dependent packages - 12 dependent repositories - 208 thousand downloads total - 46 stars on GitHub - 1 maintainer
mempool 0.3.1
A fast thread safe memory pool for reusing allocations.
6 versions - Latest release: about 8 years ago - 1 dependent package - 12 dependent repositories - 82.5 thousand downloads total - 29 stars on GitHub - 1 maintainer
nuclei 0.4.4 💰
Proactive IO & runtime system
13 versions - Latest release: 4 months ago - 7 dependent packages - 10 dependent repositories - 69.7 thousand downloads total - 232 stars on GitHub - 1 maintainer
pinboard 2.2.0
A lock-free, threadsafe way to publish data, just stick it on the pinboard
12 versions - Latest release: about 1 year ago - 3 dependent packages - 8 dependent repositories - 90.8 thousand downloads total - 26 stars on GitHub - 1 maintainer
Top 6.7% on crates.io
left-right 0.11.5
A concurrency primitive for high concurrency reads over a single-writer data structure.
10 versions - Latest release: almost 2 years ago - 3 dependent packages - 6 dependent repositories - 233 thousand downloads total - 1,898 stars on GitHub - 1 maintainer
ring-channel 0.12.0
Bounded MPMC channel abstraction on top of a ring buffer
19 versions - Latest release: 7 months ago - 3 dependent packages - 5 dependent repositories - 156 thousand downloads total - 36 stars on GitHub - 1 maintainer
st3 0.4.1
A very fast lock-free, bounded, work-stealing LIFO queue.
7 versions - Latest release: over 1 year ago - 8 dependent packages - 4 dependent repositories - 62.2 thousand downloads total - 57 stars on GitHub - 1 maintainer
par-iter-sync 0.1.11
Parallel Iterator With Sequential Output
10 versions - Latest release: about 1 year ago - 2 dependent packages - 3 dependent repositories - 6.52 thousand downloads total - 1 stars on GitHub - 1 maintainer
contrie 0.1.4
Concurrent map and set
5 versions - Latest release: almost 5 years ago - 1 dependent package - 3 dependent repositories - 13.1 thousand downloads total - 49 stars on GitHub - 1 maintainer
Top 8.9% on crates.io
evmap-derive 0.2.0
Derive macro for evmap::ShallowCopy
2 versions - Latest release: over 3 years ago - 3 dependent packages - 3 dependent repositories - 12.4 thousand downloads total - 1,886 stars on GitHub - 1 maintainer
bus_queue 0.5.3
Lock-free Bounded non-Blocking Pub-Sub Queue
25 versions - Latest release: about 4 years ago - 1 dependent package - 2 dependent repositories - 15.8 thousand downloads total - 71 stars on GitHub - 2 maintainers
hazard 0.3.1
Hazard pointers.
4 versions - Latest release: over 5 years ago - 2 dependent packages - 2 dependent repositories - 5.81 thousand downloads total - 4 stars on GitHub - 1 maintainer
amqp_serde 0.4.1
Serde implementation for AMQP 0-9-1 types
7 versions - Latest release: 5 months ago - 1 dependent package - 2 dependent repositories - 53.6 thousand downloads total - 169 stars on GitHub - 1 maintainer
ccl-crossbeam-epoch 0.7.4
Epoch-based garbage collection
4 versions - Latest release: almost 5 years ago - 1 dependent package - 2 dependent repositories - 5.06 thousand downloads total - 1 maintainer
work-queue 0.1.4
A concurrent work-stealing queue for building schedulers
5 versions - Latest release: 10 months ago - 2 dependent repositories - 8.04 thousand downloads total - 22 stars on GitHub - 1 maintainer
concache 0.2.1
A fast, concurrent, shared hash map.
2 versions - Latest release: over 5 years ago - 2 dependent packages - 2 dependent repositories - 1.98 thousand downloads total - 157 stars on GitHub - 3 maintainers
queuecheck 0.1.1
A thread-safe queue testing and benchmarking library.
2 versions - Latest release: over 5 years ago - 2 dependent packages - 2 dependent repositories - 2.79 thousand downloads total - 2 stars on GitHub - 1 maintainer
amqprs 1.6.1
AMQP 0-9-1 client implementation for RabbitMQ
66 versions - Latest release: 3 days ago - 4 dependent packages - 1 dependent repositories - 68.6 thousand downloads total - 169 stars on GitHub - 1 maintainer
concurrent-map 5.0.33
a lock-free linearizable B+ tree
51 versions - Latest release: 6 months ago - 3 dependent packages - 1 dependent repositories - 15.4 thousand downloads total - 244 stars on GitHub - 1 maintainer
eventador 0.0.18
lock-free pub/sub event-bus with sync and async APIs
18 versions - Latest release: about 3 years ago - 1 dependent repositories - 6.66 thousand downloads total - 23 stars on GitHub - 1 maintainer
crossbeam-skiplist_piedb 0.8.11
A concurrent skip list
3 versions - Latest release: about 2 years ago - 1 dependent repositories - 1.99 thousand downloads total - 6,855 stars on GitHub - 1 maintainer
lockfreehashmap 0.1.2
A concurrent, lock-free hash map.
3 versions - Latest release: about 6 years ago - 1 dependent package - 1 dependent repositories - 2.75 thousand downloads total - 22 stars on GitHub - 1 maintainer
nolock 0.4.1
A collection of Lock-Free Datastructures
8 versions - Latest release: over 1 year ago - 1 dependent repositories - 3.39 thousand downloads total - 8 stars on GitHub - 1 maintainer
rc_event_queue 0.4.2
VecDeque-like fast, unbounded, FIFO, concurent read-lock-free message queue.
8 versions - Latest release: over 2 years ago - 1 dependent package - 1 dependent repositories - 6.06 thousand downloads total - 20 stars on GitHub - 1 maintainer
flashmap 0.1.0
A lock-free eventually consistent concurrent hash map.
6 versions - Latest release: almost 2 years ago - 1 dependent repositories - 11.1 thousand downloads total - 233 stars on GitHub - 1 maintainer
atomptr 1.4.1
A safe, dependency-less abstraction for typed atomic smart pointers
9 versions - Latest release: 3 months ago - 1 dependent package - 1 dependent repositories - 4.32 thousand downloads total - 1 maintainer
cache-advisor 1.0.16
scan-resistant concurrent cache eviction manager
9 versions - Latest release: 9 months ago - 2 dependent packages - 1 dependent repositories - 12 thousand downloads total - 51 stars on GitHub - 1 maintainer
Top 5.6% on crates.io
vsdbsled 0.34.7-p1 💰
Lightweight high-performance pure-rust transactional embedded database.
2 versions - Latest release: about 2 years ago - 3 dependent packages - 1 dependent repositories - 19.9 million downloads total - 7,771 stars on GitHub - 3 maintainers
syncpool 0.1.6
A thread-friendly library for recycle of heavy and heap-based objects to reduce allocation and me...
7 versions - Latest release: over 3 years ago - 3 dependent packages - 1 dependent repositories - 4.93 thousand downloads total - 4 stars on GitHub - 1 maintainer
try-rwlock 0.1.2
Fast non-blocking readers-writer lock
3 versions - Latest release: over 1 year ago - 1 dependent package - 1 dependent repositories - 1.42 thousand downloads total - 4 stars on GitHub - 1 maintainer
evc
Eventually consistent synchronization primitive
3 versions - Latest release: 30 days ago - 1 dependent repositories - 2.14 thousand downloads total - 27 stars on GitHub - 1 maintainer
cordyceps 0.3.2 💰
Mycelium intrusive data structures.
8 versions - Latest release: 11 months ago - 1 dependent package - 1 dependent repositories - 3.45 thousand downloads total - 507 stars on GitHub - 1 maintainer
magnetic 2.4.1
Low-latency lock-free queues
10 versions - Latest release: almost 2 years ago - 1 dependent repositories - 6.56 thousand downloads total - 15 stars on GitHub - 1 maintainer
lifetime-thread 0.3.0
A thread with a lifetime. Divide a value into master and slave. After the lifetime of the master ...
7 versions - Latest release: over 3 years ago - 1 dependent package - 1 dependent repositories - 3.14 thousand downloads total - 5 stars on GitHub - 1 maintainer
boxcar 0.2.5
A concurrent, append-only vector
7 versions - Latest release: 15 days ago - 9 dependent packages - 1 dependent repositories - 19.6 thousand downloads total - 101 stars on GitHub - 1 maintainer
reclaim 0.2.2
trait-based abstract interface for memory reclamation
4 versions - Latest release: almost 5 years ago - 2 dependent packages - 1 dependent repositories - 3.77 thousand downloads total - 2 stars on GitHub - 1 maintainer
lophat 0.10.1
Lockfree Persistent Homology Algorithm Toolbox
25 versions - Latest release: 3 months ago - 1 dependent package - 1 dependent repositories - 6.82 thousand downloads total - 5 stars on GitHub - 1 maintainer
atomic_once_cell 0.1.6
Thread-safe and lock-free OnceCell and Lazy
6 versions - Latest release: 8 months ago - 1 dependent repositories - 40.8 thousand downloads total - 3 stars on GitHub - 1 maintainer
rsdb 0.12.1 💰
a flash-sympathetic persistent lock-free B+ tree, pagecache, and log
23 versions - Latest release: over 6 years ago - 1 dependent package - 1 dependent repositories - 15 thousand downloads total - 31 stars on GitHub - 1 maintainer
cobb 0.0.1
WIP library to help track down bugs in concurrent algorithms
1 version - Latest release: over 3 years ago - 1 dependent package - 959 downloads total - 7 stars on GitHub - 1 maintainer
rust-rsm 0.3.2
RSM:A Realtime Software Middleware framework. Asynchronous, event driven framework
8 versions - Latest release: over 1 year ago - 2.15 thousand downloads total - 2 stars on GitHub - 1 maintainer
hyaline-smr 0.1.1
Garbage Collector(Hyaline- Safe Memory Reclaimation) for lock free data structures
2 versions - Latest release: over 2 years ago - 804 downloads total - 3 stars on GitHub - 1 maintainer
slaballoc 0.1.0
Safe and lockless fixed-size memory allocator for `no_std` systems
1 version - Latest release: almost 3 years ago - 526 downloads total - 12 stars on GitHub - 1 maintainer
atomic-hyperloglog 0.1.0
thread-safe hyperloglog, with atomics
1 version - Latest release: 10 months ago - 327 downloads total - 0 stars on GitHub - 1 maintainer
cyque
Unidirectional, circular, lock/wait-free SPSC queue with unbounded capacity.
1 version - Latest release: 19 days ago - 217 downloads total - 3 stars on GitHub - 1 maintainer
cirque 0.0.1
Unidirectional, circular, lock/wait-free SPSC queue with unbounded capacity.
1 version - Latest release: 10 months ago - 300 downloads total - 3 stars on GitHub - 1 maintainer
kant 0.0.3
a high performance zero-config metric implementation
1 version - Latest release: over 3 years ago - 444 downloads total - 1 maintainer
atomic-interval 0.1.4
A tiny implementation of an atomic timer.
5 versions - Latest release: 3 months ago - 8.63 thousand downloads total - 0 stars on GitHub - 1 maintainer
leaklist 0.2.4
A simple, concurrent, lock-free, singly-linked list
6 versions - Latest release: 4 months ago - 1.49 thousand downloads total - 0 stars on GitHub - 1 maintainer
deadpool-amqprs 0.2.0
Dead simple async pool for amqprs
2 versions - Latest release: about 1 year ago - 710 downloads total - 1 stars on GitHub - 1 maintainer
lock-free-stack 0.1.1
Lock-free (atomic-based) Collection which internally represent data as a Stack, and exposes an in...
2 versions - Latest release: over 7 years ago - 2 dependent packages - 3.18 thousand downloads total - 6 stars on GitHub - 1 maintainer
horde 0.1.1
a horde of threads
2 versions - Latest release: about 3 years ago - 816 downloads total - 0 stars on GitHub - 1 maintainer
fifo 0.2.0
First-in-first-out lock-free ring-buffer like kfifo in Linux
5 versions - Latest release: about 7 years ago - 3.52 thousand downloads total - 18 stars on GitHub - 1 maintainer
lfq
A lock-free multi-producer/multi-consumer broadcast queue backed by a ring buffer.
1 version - Latest release: 6 days ago - 436 downloads total - 2 stars on GitHub - 1 maintainer
voluntary-servitude 4.0.8
Thread-safe appendable list with lock-free iterator
28 versions - Latest release: about 5 years ago - 13.6 thousand downloads total - 10 stars on GitHub - 1 maintainer
berghain 0.0.1-preview
the hottest cache with an admisison policy based on TinyLFU
1 version - Latest release: over 4 years ago - 539 downloads total - 51 stars on GitHub - 1 maintainer
crtq 0.1.1
A MPMC wait-free queue.
3 versions - Latest release: over 5 years ago - 1.86 thousand downloads total - 5 stars on GitHub - 1 maintainer
steelmill 0.0.2
A resource manager (dependency injector / factory) designed for distributed systems and simulatio...
2 versions - Latest release: 20 days ago - 278 downloads total - 0 stars on GitHub - 1 maintainer
debra 0.0.0
distributed epoch-based reclamation
1 version - Latest release: almost 5 years ago - 631 downloads total - 3 stars on GitHub - 1 maintainer
rtrb-basedrop 0.1.2
A fork of the `rtrb` crate that uses basedrop's Shared pointer in place of Arc
3 versions - Latest release: almost 2 years ago - 903 downloads total - 1 maintainer
bondi 0.1.2
Single producer, multi consumer lock-free ring buffer (experimental)
3 versions - Latest release: over 3 years ago - 1.12 thousand downloads total - 2 stars on GitHub - 1 maintainer
atomic-try-update 0.0.2
Primitives that make it easy to implement correct lock-free algorithms
2 versions - Latest release: 5 months ago - 1 dependent package - 522 downloads total - 3 stars on GitHub - 1 maintainer
blink-channel
Fast, lock-free, bounded, multiple-producer, multiple-consumer, lossy, broadcast channel
1 version - Latest release: 24 days ago - 388 downloads total - 0 stars on GitHub - 1 maintainer
blinkcast 0.2.0
Fast, bounded, multiple-producer, multiple-consumer, lossy, broadcast channel
3 versions - Latest release: 3 months ago - 1.37 thousand downloads total - 0 stars on GitHub - 1 maintainer
lfchring 0.1.3
Concurrent, lock-free implementation of a consistent hashing ring data structure, supporting virt...
4 versions - Latest release: about 3 years ago - 1.42 thousand downloads total - 9 stars on GitHub - 1 maintainer
xarc 0.3.0
`xarc` provides atomically swappable atomically refcounted smart pointers as a safer building blo...
3 versions - Latest release: almost 3 years ago - 4 dependent packages - 1.5 thousand downloads total - 3 stars on GitHub - 1 maintainer
ev_slotmap 0.2.1
A lock-free, eventually consistent, concurrent slot map.
6 versions - Latest release: over 3 years ago - 2.26 thousand downloads total - 2 stars on GitHub - 1 maintainer
uf_rush 0.2.1
A lock-free, thread-safe implementation of the Union-Find (Disjoint-Set) data structure.
4 versions - Latest release: 3 months ago - 1.28 thousand downloads total - 2 stars on GitHub - 1 maintainer
lincheck 0.2.1
A linearizability checker for concurrent data structures
4 versions - Latest release: 10 months ago - 1 dependent package - 980 downloads total - 8 stars on GitHub - 1 maintainer
orx-concurrent-vec 1.7.0 💰
An efficient, convenient and lightweight grow-only read & write concurrent data structure allowin...
9 versions - Latest release: 6 days ago - 2.36 thousand downloads total - 0 stars on GitHub - 1 maintainer
orx-concurrent-bag 1.13.0 💰
An efficient, convenient and lightweight grow-only concurrent data structure allowing high perfor...
21 versions - Latest release: 6 days ago - 2 dependent packages - 5.53 thousand downloads total - 0 stars on GitHub - 1 maintainer
orx-pinned-concurrent-col 1.2.0 💰
A core data structure with a focus to enable high performance, possibly lock-free, concurrent col...
3 versions - Latest release: 6 days ago - 4 dependent packages - 648 downloads total - 0 stars on GitHub - 1 maintainer
sdd 0.1.0
Scalable lock-free memory reclaimer
3 versions - Latest release: 28 days ago - 1 dependent package - 270 downloads total - 1 maintainer
magic-ring-buffer 0.1.0
A magic ring buffer (also known as a virtual ring buffer, VRB, or mirrored buffer) which is lock-...
1 version - Latest release: over 5 years ago - 1 dependent package - 1.3 thousand downloads total - 7 stars on GitHub - 1 maintainer
Related Keywords
rust 53 concurrency 33 atomic 31 concurrent 29 queue 20 data-structures 17 kv 14 synchronization 14 database 12 wait-free 11 mpmc 11 async 10 parallelism 9 non-blocking 9 mvcc 9 key-value-database 8 key-value-store 8 key-value 8 inmemory-db 8 inmemory 8 ring-buffer 8 garbage 8 channel 8 threads 8 no_std 8 spsc 7 acid 7 ssi 7 tree 7 map 7 kvstore 7 serializable-snapshot-isolation 7 performance 7 memory 7 broadcast 6 embedded 6 sled 6 persistence 6 orm 6 log-structured 6 incredibly-spicy 6 high-performance 6 fuzzing 6 formal-methods 6 embedded-kv 6 crash-testing 6 b-tree 6 b-plus-tree 6 rcu 6 allocator 5 hashmap 5 cache 5 fifo 5 ring 4 buffer 4 skiplist 4 telemetry 4 tuning 4 metrics 4 thread-safe 4 reclamation 4 persistent 4 amqp 3 rabbitmq 3 pointer 3 mpsc 3 pool 3 caching 3 slab 3 lfu 3 lockless 3 data-structure 3 set 3 stack 3 tokio 3 rust-lang 3 atomics 3 message 3 scheduler 3 rabbitmq-client 2 tokio-rs 2 asyncio 2 concurrent-data-structure 2 event 2 futures 2 list 2 pubsub 2 memdb 2 memodb 2 embedded-database 2 optimistic 2 transaction 2 ebr 2 lazy 2 hazard 2 knn 2 cover-tree 2 no-std 2 ipc 2 rust-crate 2