Function submit_reads

performance-metrics/src/util.rs:119–125

Submit `count` sequential read_vectored calls at `stride`-byte intervals.

(async_io: &mut dyn AsyncIo, count: usize, stride: u64, iovec: &[libc::iovec])

/// Submit `count` sequential read_vectored calls at `stride`-byte intervals.
pub fn submit_reads(async_io: &mut dyn AsyncIo, count: usize, stride: u64, iovec: &[libc::iovec]) {
    for i in 0..count {
        async_io
            .read_vectored((i as u64 * stride) as libc::off_t, iovec, i as u64)
            .expect("read_vectored failed");
    }
}

/// Submit `count` sequential write_vectored calls at `stride`-byte intervals.
pub fn submit_writes(async_io: &mut dyn AsyncIo, count: usize, stride: u64, iovec: &[libc::iovec]) {