… KiB blocksize random write workload): ext4 1 thread: 87 MiB/sec ext4 4 threads: 74 MiB/sec xfs 4 threads: 97 MiB/sec Dropping performance in case with 4 threads for ext4 is…/sec xfs 4 threads: 97 MiB/sec It corresponds to results I see running MySQL benchmarks (to be published later) on ext4 vs xfs…

… also had to benchmark ext4 vs XFS, on a RAID10 of spinning drives. Many DBAs like to assert that XFS is the way to… MySQL, but I’m not sure how frequently they benchmark XFS vs ext4, and how much of their recommendation comes from the days… performance of ext4 and XFS on the hardware we bought. I found that ext4 worked really well out of the box, while XFS required…

… 32 threads ext4 was 28% faster (2345 tps vs. 1829 tps). At 64 threads ext4 was even 47% faster (2362 tps vs. 1601 tps). At higher concurrency ext4 lost it’s bite, but was still constantly better than xfs. I did not…