Resolved! SSD Intel P4510 + AVAGO MegaRAID SAS 9460-16i make nvme RAID5 , the performance very poor.
Hi all: on DELL R740xd server, use AVAGO MegaRAID SAS 9460-16i card and 3 Intel P4510 SSD make RAID5 or RAID0, the 4k write or read performace very poor, for randwrite the IOPS only 20k. Could you please give me some advices ? how to improve ...