Linux: writes are split into 512K chunks

Question

I have a user-space application that generates big SCSI writes (details below). However, when I\'m looking at the SCSI commands that reach the SCSI target (i.e. the storage,

Answer 1

There's a max sectors per request attribute of the block driver. I'd have to check how to modify it. You used to be able to get this value via blockdev --getmaxsect but I'm not seeing the --getmaxsect option on my machine's blockdev.