> In modern systems your workload is probably very specifically disk bound, or CPU bound, or network bound. It's much better to actually look at all three kinds of load separately.
Linux recently got an interface called Pressure Stall Information that lets you collect accurate measures of CPU, I/O and memory pressure.
Linux recently got an interface called Pressure Stall Information that lets you collect accurate measures of CPU, I/O and memory pressure.
https://www.kernel.org/doc/html/latest/accounting/psi.html