Кейсы оптимальных конфигураций производительности PostgreSQL Linux
Кейсы оптимальных конфигураций производительности
| Тип железа | CPU | RAM | DISK | Linux | PG_version | Тест Гилева до | Параметры оптимизации | Тест Гилева после |
|---|---|---|---|---|---|---|---|---|
| Bare metal | AMD Ryzen 7 2700x (8 cores) | 32 GB | NVMe 500 GB | Green Linux 21.1 | 14 | 19,63 | shared_buffers=8GB
seq_page_cost = 0.5 random_page_cost = 0.5 effective_io_concurrency = 500 effective_cache_size = 16GB work_mem = 128MB row_security = off temp_buffers = 128MB ssl = off wal_sync_method = fdatasync |
24.39 |
| Bare metal | AMD Ryzen 7 2700x (8 cores) | 32 GB | NVMe 500 GB | Green Linux 21.1 | 12 | 23.26 | shared_buffers=8GB
seq_page_cost = 0.5 random_page_cost = 0.5 effective_io_concurrency = 500 effective_cache_size = 16GB work_mem = 128MB row_security = off temp_buffers = 128MB ssl = off wal_sync_method = fdatasync |
|
| VM ESXi | Xeon Silver 4208 (8 cores) | 32 GB | SSD 480 GB | Linux Mint 20.3 | 12 | 19.08 | shared_buffers = 8GB
tem_buffers = 64MB work_mem = 128MB wal_sync_method = fdatasync effective_io_concurrency = 200 synchronous_commit = off wal_buffers = 64MB random_page_cost = 0.5 effective_cache_size = 16GB row_security = off ssl = off checkpoint_completion_target = 0.9 |
21.19 |
| VM ESXi | Xeon E5-2643 v2 x2 (12 cores) | 48 GB | RAID 10 1 TB | Linux Mint 21 | 12 | n\a | ||
| VM Proxmox | AMD Ryzen 7 2700x (8 cores) | 12 GB | SSD 240 GB | Astra Linux 1.7.2 | 12 | 26,18 | shared_buffers = 3GB
temp_buffers = 32MB work_mem = 64MB effective_io_concurrency = 200 synchronous_commit = off random_page_cost = 0.5 checkpoint_completion_target = 0.9 ssl = off row_security = off |
29.76 |