{"id":135788,"date":"2025-06-04T09:05:06","date_gmt":"2025-06-04T07:05:08","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/sravnenie-proizvoditelnosti-subd-valkey-i-redis"},"modified":"2025-06-04T09:05:06","modified_gmt":"2025-06-04T07:05:08","slug":"sravnenie-proizvoditelnosti-subd-valkey-i-redis","status":"publish","type":"post","link":"https:\/\/prohoster.info\/ro\/blog\/news\/sravnenie-proizvoditelnosti-subd-valkey-i-redis","title":{"rendered":"Compararea performan\u021bei bazelor de date Valkey \u0219i Redis.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Au fost prezentate rezultatele test\u0103rii versiunilor recente ale SGBD-ului Redis 8.0 \u0219i Valkey 8.1, \u00een care au fost anun\u021bate optimiz\u0103ri semnificative ale performan\u021bei. \u00cen toate testele efectuate, fork-ul dezvoltat de comunitate a dep\u0103\u0219it proiectul original, \u00een principal datorit\u0103 implement\u0103rii \u00een Valkey a unui nou mecanism pentru procesarea multipl\u0103 a inputului \/ outputului \u00een mod asincron, transmis proiectului de compania Amazon. <\/p>\n

\u00cen mediul de testare AWS Graviton4 c8g.2xlarge cu 8 VCPU, Valkey 8.1.1 a reu\u0219it s\u0103 ating\u0103 o performan\u021b\u0103 de 999.8 mii cereri SET pe secund\u0103, \u00een timp ce \u00een Redis 8.0 s-a atins un nivel de 729.4 mii cereri pe secund\u0103. \u00cen general, l\u0103\u021bimea de band\u0103 a Valkey a fost cu 37% mai mare dec\u00e2t cea a Redis pentru opera\u021biile SET \u0219i cu 16% pentru GET. \u00cen acela\u0219i timp, comparativ cu Redis, proiectul Valkey a demonstrat o reducere a laten\u021belor \u00een procesarea cererilor cu 30% pentru opera\u021biile SET \u0219i cu 60% pentru opera\u021biile GET.

\"Compararea<\/center> <\/p>\n

Analiza modific\u0103rii l\u0103\u021bimii de band\u0103 \u0219i \u00eent\u00e2rzierilor \u00een func\u021bie de num\u0103rul de procese care ruleaz\u0103 \u00een paralel \u00een modul de procesare multi-thread pentru intrare\/ie\u0219ire a fost realizat\u0103 separat. P\u00e2n\u0103 la 3 fire, Valkey \u0219i Redis arat\u0103 rezultate aproximativ egale, dar apoi Valkey se impune. Cu 6 fire pe un sistem cu 8 VCPU, performan\u021ba Valkey a atins 678 de mii de cereri SET pe secund\u0103, iar Redis \u2014 563 de mii de cereri pe secund\u0103, cu un limit\u0103 de 256 de conexiuni simultane. C\u00e2nd num\u0103rul de conexiuni a fost crescut la 400, performan\u021ba Valkey a crescut la 832 de mii de cereri SET pe secund\u0103.

\"Compararea<\/center> <\/p>\n

Dup\u0103 optimizarea proces\u0103rii \u00eentreruperilor \u00een sistem pentru a reduce num\u0103rul de comut\u0103ri de context, Valkey a reu\u0219it s\u0103 \u00eembun\u0103t\u0103\u021beasc\u0103 performan\u021ba la 999,8 mii de cereri SET pe secund\u0103. Esen\u021ba optimiz\u0103rii a constat \u00een alocarea a 2 VCPU pentru procesarea \u00eentreruperilor \u0219i legarea celor 6 VCPU r\u0103mase la firele de procesare a intr\u0103rii\/ie\u0219irii pentru Valkey \u0219i Redis, pentru a evita migrarea proceselor \u00eentre CPU. sudo ethtool -L ens34 combined 2 # limit\u0103m la 2 num\u0103rul de procese IRQ grep ens34 \/proc\/interrupts # verific\u0103m care procese sunt active (99 \u0219i 100) echo 1 | sudo tee \/proc\/irq\/99\/smp_affinity # leg\u0103m procesul 99 de nucleul 1 echo 2 | sudo tee \/proc\/irq\/100\/smp_affinity # leg\u0103m procesul 100 de nucleul 2 # Rul\u0103m SGBD-ul (pentru Redis schimba\u021bi valkey\/valkey:8.1.1 cu redis:8.0) cu legarea containerului la nucleele CPU 2-7 docker run \u2014network=\u2019host\u2019 \u2014rm \n \u2014cpuset-cpus=\u20192-7\u2019 valkey\/valkey:8.1.1 \n \u2014save \u2018 \u2019 \u2014appendonly no \u2014io-threads 6 \n \u2014protected-mode no \u2014maxmemory 10gb <\/p>\n

Pentru testarea performan\u021bei a fost utilizat\u0103 comanda: docker run \u2014network=\u2019host\u2019 \u2014rm \u2014cpuset-cpus=\u20192-7\u2019 \n valkey\/valkey:8.0.1 valkey-benchmark \n -h 172.31.4.92 -p 6379 -t SET,GET -n 100000000 -c 256 \n -r 3000000 \u2014threads 6 -d 1024
\n
Sursa: opennet.ro<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

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\u0442\u0435\u0441\u0442\u043e\u0432\u043e\u043c \u043e\u043a\u0440\u0443\u0436\u0435\u043d\u0438\u0438 AWS Graviton4 c8g.2xlarge \u0441 8 […]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":135789,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-135788","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\n","aioseo_head_json":{"title":"\ud83e\udd47Compararea performan\u021bei SGBD-ului Valkey \u0219i Redis | ProHoster","description":"Au fost prezentate rezultatele test\u0103rii noilor versiuni ale SGBD-ului Redis 8.0 \u0219i Valkey 8.1, care au promis optimiz\u0103ri semnificative ale 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