VirtualTam's bookmarks

1. LWN - The race to replace Redis 2024-03-30

   tags: database/nosql, database/redis, fork, programming/c, programming/c#

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   • Redis Adopts Dual Source-Available Licensing
   • valkey-io/valkey
   • redict/redict
   • microsoft/garnet
2. HyperLogLog - Approximate the number of distinct elements in a set 2022-12-14

   tags: algorithm, database/postgresql, database/redis

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   • HyperLogLog: the analysis of a near-optimal cardinality estimation algorithm (PDF)
   • HyperLogLog in Practice: Algorithmic Engineering of a State of The Art Cardinality Estimation Algorithm
   • https://agkn.wordpress.com/2012/10/25/sketch-of-the-day-hyperloglog-cornerstone-of-a-big-data-infrastructure/
   • Redis new data structure: the HyperLogLog
   • https://www.reddit.com/r/programming/comments/21wshj/redis_new_data_structure_the_hyperloglog/
   • https://redis.uptrace.dev/guide/go-redis-hll.html
   • https://towardsdatascience.com/hyperloglog-a-simple-but-powerful-algorithm-for-data-scientists-aed50fe47869
   • https://odino.org/my-favorite-data-structure-hyperloglog/
   • http://blog.notdot.net/2012/09/Dam-Cool-Algorithms-Cardinality-Estimation
   • https://supabase.com/blog/seen-by-in-postgresql
   • https://www.citusdata.com/blog/2017/12/22/distributed-count-vs-hyperloglog/
3. Benthos | Fancy stream processing made operationally mundane 2022-03-11

   tags: database/redis, message-broker/rabbitmq, network/amqp, programming/go

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   • https://github.com/benthosdev/benthos
4. Caches, Promises and Locks | Redis 2021-08-19

   tags: database/redis, memory/cache, programming/c#, programming/go, programming/python

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   • https://github.com/kristoff-it/redis-memolock
5. What's the Point of Multiple Redis Databases? 2020-11-23

   tags: database, database/redis, distributed-system/cluster

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   • https://stackoverflow.com/questions/12802726/how-to-list-all-redis-databases
   • https://groups.google.com/g/redis-db/c/vS5wX8X4Cjg/discussion
   • https://stackoverflow.com/questions/13386053/how-do-i-change-between-redis-database
6. Asynchronous Tasks with Django and Celery | TestDriven.io 2020-03-31

   tags: database/redis, framework/django, message-queue, programming/python

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   • https://flower.readthedocs.io/en/latest/index.html
7. How to monitor Redis performance metrics | Datadog 2019-05-22

   tags: database, database/redis, observability

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   • https://www.datadoghq.com/blog/how-to-collect-redis-metrics/
   • https://www.datadoghq.com/blog/monitor-redis-using-datadog/
8. Redis - FAQ - Background saving fails with a fork() error under Linux even if I have a lot of free RAM! 2018-10-29

   tags: database/redis, hardware/ram, linux/container/docker, memory

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   • https://github.com/docker-library/redis/issues/159
   • https://gist.github.com/kapkaev/4619127
   • https://stackoverflow.com/questions/19581059/misconf-redis-is-configured-to-save-rdb-snapshots
   • https://stackoverflow.com/questions/42502636/unable-to-save-in-background-redis-server
   • https://people.redhat.com/nhorman/papers/rhel4_vm.pdf
9. Migrating to Sensu 2018-04-04

   tags: database/redis, message-broker/rabbitmq, network, network/http-server/haproxy, network/http-server/nginx, observability, observability/nagios, sensu, sysadmin

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   • https://roobert.github.io/2015/11/09/Sensu-What/
   • https://blog.sensuapp.org/our-journey-implementing-sensu-to-monitor-kubernetes-in-production-5764aff2dd50
   • https://phillbarber.blogspot.fr/2015/03/nagios-vs-sensu-vs-icinga2.html
   • https://www.reddit.com/r/devops/comments/56xrnj/how_are_people_suffering_through_sensu_core/
10. How To Use Redis with Golang 2018-03-06

    tags: database, database/redis, memory, programming/go

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    • https://redislabs.com/blog/redis-go-designed-improve-performance/