def create_sata_disk(host: Host, disk_name: str):
""" Same for a SATA disk, only read operation follows a non-linear resource sharing """
disk = host.create_disk(disk_name, "68MBps", "50MBps")
disk.set_sharing_policy(Disk.Operation.READ, Disk.SharingPolicy.NONLINEAR,
functools.partial(sata_dynamic_sharing, disk))
# this is the default behavior, expliciting only to make it clearer
disk.set_sharing_policy(Disk.Operation.WRITE, Disk.SharingPolicy.LINEAR)
disk.set_sharing_policy(Disk.Operation.READWRITE,
Disk.SharingPolicy.LINEAR)
def create_ssd_disk(host: Host, disk_name: str):
""" Creates an SSD disk, setting the appropriate callback for non-linear resource sharing """
disk = host.create_disk(disk_name, "240MBps", "170MBps")
disk.set_sharing_policy(
Disk.Operation.READ, Disk.SharingPolicy.NONLINEAR,
functools.partial(ssd_dynamic_sharing, disk, "read"))
disk.set_sharing_policy(
Disk.Operation.WRITE, Disk.SharingPolicy.NONLINEAR,
functools.partial(ssd_dynamic_sharing, disk, "write"))
disk.set_sharing_policy(Disk.Operation.READWRITE,
Disk.SharingPolicy.LINEAR)