- mmap for mmap'ed io, splice for using splice/vmsplice,
- or sgio for direct SG_IO io. The latter only works on
- Linux on SCSI (or SCSI-like devices, such as
- usb-storage or sata/libata driven) devices. Fio also
- has a null io engine, which is mainly used for testing
- fio itself.
+ mmap for mmap'ed io, syslet-rw for syslet driven
+ read/write, splice for using splice/vmsplice,
+ sgio for direct SG_IO io, net for network io, or cpuio
+ for a cycler burner load. sgio only works on Linux on
+ SCSI (or SCSI-like devices, such as usb-storage or
+ sata/libata driven) devices. Fio also has a null io
+ engine, which is mainly used for testing fio itself.