On 19/08/2022 07:24, Oliver Sang wrote:
As you probably saw, I sent "[RFT PATCH] ata: libata: Set __ATA_BASE_SHT
max_sectors" for testing on top of v6.0-rc1, and I hope that then we can get
Based on result below, I wonder if SAS HBAs (which use libata) should
not use default SCSI max_sectors also. Any libsas HBA driver does today,
IIRC.
same performance as v5.19
yeah, our test confirmed your expectation:
stress-ng.copy-file.ops_per_sec
v5.19 - 26.85
v6.0-rc1 - 23.03
v6.0-rc1 + your patch - 26.94
great, thanks
Thanks,
John
