ubuntu 20.04 install nvidia driver / CUDA / postgresql / pg_strom
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postgresql
[筆記] postgresql 效能測試 / postgresql benchmakr using pgbench
![Featured image of post [筆記] postgresql 效能測試 / postgresql benchmakr using pgbench](https://h.cowbay.org/images/post-default-17.jpg)
[筆記] 測試 postgresql 的pg_prewarm 對效能的影響 / test pg_prewarm in postgresql 11
![Featured image of post [筆記] 測試 postgresql 的pg_prewarm 對效能的影響 / test pg_prewarm in postgresql 11](https://h.cowbay.org/images/post-default-9.jpg)
[筆記] 在ubuntu 18.04安裝psql 11 以及 pg_auto_failover / install psql 11 and pg_auto_failover in ubuntu 18.04
![Featured image of post [筆記] 在ubuntu 18.04安裝psql 11 以及 pg_auto_failover / install psql 11 and pg_auto_failover in ubuntu 18.04](https://h.cowbay.org/images/post-default-11.jpg)
[筆記] 測試 USB 3.1 Gen2 NVME SSD 外接盒 & 內建pci-e ssd & 外接SATA SSD / Bencmark With External Internal Nvme Ssd and External Sata Ssd