#!/usr/bin/env tesh

$ ${bindir}/s4u-io-degradation "--log=root.fmt:[%10.6r]%e(%i:%a@%h)%e%m%n"
> [657.894737] (1:@bob) Disk: Edel (SSD), concurrent read: 1, estimated bandwidth: 152.000000
> [1421.253515] (1:@bob) Disk: Edel (SSD), concurrent write: 1, estimated bandwidth: 131.000000
> [2922.755017] (1:@bob) Disk: Griffon (SATA II), concurrent read: 1, estimated bandwidth: 66.600000
> [2922.757017] (1:@bob) Disk: Griffon (SATA II), concurrent write: 1, estimated bandwidth: 50000000.001182
> [4553.191800] (1:@bob) Disk: Edel (SSD), concurrent read: 3, estimated bandwidth: 184.000000
> [4553.193564] (1:@bob) Disk: Edel (SSD), concurrent write: 3, estimated bandwidth: 170000000.022058
> [9300.029007] (1:@bob) Disk: Griffon (SATA II), concurrent read: 3, estimated bandwidth: 63.200000
> [9300.035007] (1:@bob) Disk: Griffon (SATA II), concurrent write: 3, estimated bandwidth: 50000000.004972
> [11715.493945] (1:@bob) Disk: Edel (SSD), concurrent read: 5, estimated bandwidth: 207.000000
> [11715.496886] (1:@bob) Disk: Edel (SSD), concurrent write: 5, estimated bandwidth: 170000000.039581
> [20076.700899] (1:@bob) Disk: Griffon (SATA II), concurrent read: 5, estimated bandwidth: 59.800000
> [20076.710899] (1:@bob) Disk: Griffon (SATA II), concurrent write: 5, estimated bandwidth: 50000000.008004
> [23258.529081] (1:@bob) Disk: Edel (SSD), concurrent read: 7, estimated bandwidth: 220.000000
> [23258.533199] (1:@bob) Disk: Edel (SSD), concurrent write: 7, estimated bandwidth: 170000000.009542
> [35669.880716] (1:@bob) Disk: Griffon (SATA II), concurrent read: 7, estimated bandwidth: 56.400000
> [35669.894716] (1:@bob) Disk: Griffon (SATA II), concurrent write: 7, estimated bandwidth: 49999999.989814
> [39634.652426] (1:@bob) Disk: Edel (SSD), concurrent read: 9, estimated bandwidth: 227.000000
> [39634.657720] (1:@bob) Disk: Edel (SSD), concurrent write: 9, estimated bandwidth: 169999999.992853
> [56615.789795] (1:@bob) Disk: Griffon (SATA II), concurrent read: 9, estimated bandwidth: 53.000000
> [56615.807795] (1:@bob) Disk: Griffon (SATA II), concurrent write: 9, estimated bandwidth: 50000000.010025
> [61336.837838] (1:@bob) Disk: Edel (SSD), concurrent read: 11, estimated bandwidth: 233.000000
> [61336.844309] (1:@bob) Disk: Edel (SSD), concurrent write: 11, estimated bandwidth: 170000000.077813
> [83514.263663] (1:@bob) Disk: Griffon (SATA II), concurrent read: 11, estimated bandwidth: 49.600000
> [83514.285663] (1:@bob) Disk: Griffon (SATA II), concurrent write: 11, estimated bandwidth: 50000000.006350
> [88999.517731] (1:@bob) Disk: Edel (SSD), concurrent read: 13, estimated bandwidth: 237.000000
> [88999.525378] (1:@bob) Disk: Edel (SSD), concurrent write: 13, estimated bandwidth: 169999999.974881
> [117138.053517] (1:@bob) Disk: Griffon (SATA II), concurrent read: 13, estimated bandwidth: 46.200000
> [117138.079517] (1:@bob) Disk: Griffon (SATA II), concurrent write: 13, estimated bandwidth: 50000000.003806
> [117138.079517] (0:maestro@) Simulated time: 117138