I have a problem with my L2ARC.
It seems to have reads capped at ~175MB/s.
Why am I bothered? - Well, it's a 2TB Intel SSD - P3520, PCIe based NVMe drive.
When testing reads directly from /dev/nvd0, I easily and consistently get aroung 600MB/s
# dd if=/dev/nvd0 of=/dev/null bs=128k...