类型 | 配置 |
数据库服务器 | CPU:56核,Intel(R) Xeon(R) Platinum 8280L CPU @ 2.60GHz 内存:187GB 磁盘:1*500GB SSD,2*2T NVMe 操作体系:CentOS Linux release 7.5.1804 (Core) |
软件 | 版本 |
MySQL | 8.0.26 |
PostgreSQL | 13.1 |
KingbaseES | V8R6 |
BenchmarkSQL(测试工具) | 5.0 |
key_buffer_size=2G max_allowed_packet=5G read_buffer_size=2G read_rnd_buffer_size=2G sort_buffer_size=2G join_buffer_size=2G net_buffer_length=5G tmp_table_size=16G thread-cache-size =100 innodb-thread-sleep-delay=0 |
innodb-spin-wait-delay=2 innodb-sync-array-size=1024 innodb-sync-spin-loops=30 innodb-spin-wait-pause-multiplier=5 innodb-log-spin-cpu-pct-hwm=100 innodb-log-spin-cpu-abs-lwm=100 |
shared_buffers = 60GB work_mem = 1GB maintenance_work_mem = 2GB |
commit_delay = 10 commit_siblings = 16 |
checkpoint_timeout = 120min checkpoint_completion_target = 0.8 |
autovacuum = on autovacuum_max_workers = 5 autovacuum_naptime = 20s autovacuum_vacuum_cost_delay = 10 autovacuum_vacuum_scale_factor = 0.1 autovacuum_analyze_scale_factor = 0.02 vacuum_cost_limit = 2000 |
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