O_DSYNC Flush Method for MySQL on Google Cloud

On my previous article, I tested ZFS with Google Compute engine using persistent disks and local SSDs. ZFS shows better performance with the help of a fast dedicated SLOG using the local SSD and NVMe driver – though the cloud, especially Google Cloud may not be the best platform for these tests. Fast forward to …

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Testing ZFS vs ext4 with sysbench (Google Cloud)

I’ve had a chance to revisit ZFS lately and decided to take some more notes. One highlight of this test is revalidating a quick performance test against ext4. This test is ran on Google Compute Engine n1-highmem-8 (8 vCPU, 52GB RAM) with 2x375G local SSD attached via NVMe and 4x500G standard persistent disks using the …

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