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VictoriaMetrics
fastcache
Go2019–2023
VictoriaMetrics / fastcache

fastcache

Fast thread-safe inmemory cache for big number of entries in Go. Minimizes GC overhead

3Distinct people
3Mentions
0Explicit recommenders
2.4KGitHub stars
REPOSITORY AT A GLANCE

What to know before exploring

What it is

Fast thread-safe inmemory cache for big number of entries in Go. Minimizes GC overhead

GitHub

Where it is used

No documented product use has been verified yet.

What people are saying

No recommendation phrase was found in the indexed comments.

No classified warning is attached to this page. Read the discussions before treating silence as approval.

Also in these discussions

No other repository is repeatedly linked in the same discussions.

This week on Hacker News

Nov 7–Nov 14 UTC · Direct repository links and separately labeled related project stories. Indexed through 11/14/2026, 3:56:07 PM UTC.

No direct repository links were found in the indexed HN discussions over the past seven days. Older discussions are available below.

Mentions over time

HN mentions by year3 dated mentions

Observed mentions: 2019-03-12 12:40:25 UTC to 2023-06-02 13:00:21 UTC.

012019-01-01 00:00:00 UTC to 2020-01-01 00:00:00 UTC (exclusive): 1 mentions; 0 submissions, 1 comments20192020-01-01 00:00:00 UTC to 2021-01-01 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments2021-01-01 00:00:00 UTC to 2022-01-01 00:00:00 UTC (exclusive): 0 mentions; 0 submissions, 0 comments20212022-01-01 00:00:00 UTC to 2023-01-01 00:00:00 UTC (exclusive): 1 mentions; 0 submissions, 1 comments2023-01-01 00:00:00 UTC to 2024-01-01 00:00:00 UTC (exclusive): 1 mentions; 0 submissions, 1 comments2023

Counts come from the repository’s dated source evidence. Index cutoff: 2026-11-02 08:16:59 UTC.

View mention counts and date ranges
UTC ranges include their start and exclude their end. Select a period to filter the source evidence.
PeriodStart (UTC)End (exclusive, UTC)MentionsSubmissionsComments
20192019-01-01 00:00:00 UTC2020-01-01 00:00:00 UTC101
20202020-01-01 00:00:00 UTC2021-01-01 00:00:00 UTC000
20212021-01-01 00:00:00 UTC2022-01-01 00:00:00 UTC000
20222022-01-01 00:00:00 UTC2023-01-01 00:00:00 UTC101
20232023-01-01 00:00:00 UTC2024-01-01 00:00:00 UTC101

What Hacker News says

3 sources
Location:New Zealand Remote: Yes Willing to Relocate: No Technologies: Golang, Java, Postgres, Kafka Resume: https://www.linkedin.com/in/francis-stephens/ Email: francisstephens@gmail.com I currently live in Germany, but am moving to New Zealand in August. I have a strong interest in system performance, at my previous job I spent 6 years working exclusively on performance for a high throughput backend system written in Go. I do enjoy development work in general, so I am not exclusively looking for performance focused work, but I do like it. Some github repos representing my work A small set of performance focused packages, most importantly including a very fast lock free queue implementation: https://github.com/fmstephe/flib A high performance matching engine, such as would be found in a financial stock exchange, in Go. https://github.com
Read the rest
/fmstephe/matching_engine I developed an application for solving SAT problems on high core count CPUs. This was run on a proprietary AZUL machine with 756 cores back in 2001 (which was exciting). https://github.com/fmstephe/P2P-Distributed-Sat-Solver Here is an example of a bug-fix I made to an existing open source project https://github.com/VictoriaMetrics/fastcache/pull/17
In Ask HN: Who wants to be hired? (June 2023)
Cache hit ratio increases with the size of cache and decreases with the number of "hot" items regardless of cache eviction policy - LRU, FIFO, etc. Cache hit ratio reaches 100% when cache size becomes large enough to hold all the "hot" data. It would be great to see https://github.com/VictoriaMetrics/fastcache in the benchmark results. It is faster and it uses less memory comparing to other solutions for caching the same amount of data.
In The State of Caching in Go

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