[ENBD] Weird behaviour (enbd-test OK, /proc/nbdinfo errors)

[Anders Blomdell]

Some more weirdness:

[root]# enbd-test /dev/nda
/dev/nda has 40007729152 bytes in 39070048 blocks of 1024 bytes each
flushing buffers..done
writing....5%....10%....15%....20%....25%....30%....35%....40%....45%....50%.
...55%....60%....65%....70%....75%....80%....85%....90%....95%....done
test 1 succeeded:  0 incorrect blocks
flushing buffers..done
flushing buffers..done
reading....5%....10%....15%....20%....25%....30%....35%....40%....45%....50%.
...55%....60%....65%....70%....75%....80%....85%....90%....95%....done
test 2 succeeded:  0 incorrect blocks
flushing buffers..done
flushing buffers..done
writing....5%....10%....15%....20%....25%....30%....35%....40%....45%....50%.
...55%....60%....65%....70%....75%....80%....85%....90%....95%....done
test 3 succeeded:  0 incorrect blocks
flushing buffers..done
flushing buffers..done
reading....5%....10%....15%....20%....25%....30%....35%....40%....45%....50%.
...55%....60%....65%....70%....75%....80%....85%....90%....95%....done
test 4 succeeded:  0 incorrect blocks
flushing buffers..done
flushing buffers..done
seeking and writing....5%....10%....15%....20%....25%....30%....35%....40%.
...45%....50%....55%....60%....65%....70%....75%....80%....85%....90%....95%.
...done
flushing buffers..done
reading and checking....5%....10%....15%....20%....25%....30%....35%....40%.
...45%doseeks: Read error at pos 457: is 695, should be 457!
doseeks: Read error at pos 457: is 696, should be 457!
doseeks: Read error at pos 457: is 697, should be 457!
doseeks: Read error at pos 457: is 698, should be 457!
doseeks: Read error at pos 457: is 699, should be 457!
doseeks: Read error at pos 457: is 700, should be 457!
doseeks: Read error at pos 457: is 701, should be 457!
doseeks: Read error at pos 457: is 702, should be 457!
doseeks: Read error at pos 457: is 703, should be 457!
doseeks: Read error at pos 457: is 704, should be 457!
doseeks: Read error at pos 457: is 705, should be 457!
doseeks: Read error at pos 457: is 706, should be 457!
doseeks: Read error at pos 457: is 707, should be 457!
doseeks: Read error at pos 457: is 708, should be 457!
doseeks: Read error at pos 457: is 709, should be 457!
doseeks: Read error at pos 457: is 710, should be 457!
doseeks: Read error at pos 457: is 711, should be 457!
doseeks: Read error at pos 457: is 712, should be 457!
doseeks: Read error at pos 457: is 713, should be 457!
doseeks: Read error at pos 457: is 714, should be 457!
doseeks: Read error at pos 457: is 715, should be 457!
doseeks: Read error at pos 457: is 716, should be 457!
doseeks: Read error at pos 457: is 717, should be 457!
doseeks: Read error at pos 457: is 718, should be 457!
doseeks: Read error at pos 457: is 719, should be 457!
doseeks: Read error at pos 457: is 720, should be 457!
doseeks: Read error at pos 457: is 721, should be 457!
doseeks: Read error at pos 457: is 722, should be 457!
doseeks: Read error at pos 457: is 723, should be 457!
doseeks: Read error at pos 457: is 724, should be 457!
doseeks: Read error at pos 457: is 725, should be 457!
doseeks: Read error at pos 457: is 726, should be 457!
doseeks: Read error at pos 457: is 727, should be 457!
doseeks: Read error at pos 457: is 728, should be 457!
doseeks: Read error at pos 457: is 729, should be 457!
doseeks: Read error at pos 457: is 730, should be 457!
doseeks: Read error at pos 457: is 731, should be 457!
doseeks: Read error at pos 457: is 732, should be 457!
doseeks: Read error at pos 457: is 733, should be 457!
doseeks: Read error at pos 457: is 734, should be 457!
doseeks: Read error at pos 457: is 735, should be 457!
doseeks: Read error at pos 457: is 736, should be 457!
doseeks: Read error at pos 457: is 737, should be 457!
doseeks: Read error at pos 457: is 738, should be 457!
doseeks: Read error at pos 457: is 739, should be 457!
doseeks: Read error at pos 457: is 740, should be 457!
doseeks: Read error at pos 457: is 741, should be 457!
doseeks: Read error at pos 457: is 742, should be 457!
doseeks: Read error at pos 457: is 743, should be 457!
doseeks: Read error at pos 457: is 744, should be 457!
doseeks: Read error at pos 457: is 745, should be 457!
doseeks: Read error at pos 457: is 746, should be 457!
doseeks: Read error at pos 457: is 747, should be 457!
doseeks: Read error at pos 457: is 748, should be 457!
doseeks: Read error at pos 457: is 749, should be 457!
doseeks: Read error at pos 457: is 750, should be 457!
doseeks: Read error at pos 457: is 751, should be 457!
doseeks: Read error at pos 457: is 752, should be 457!
doseeks: Read error at pos 457: is 753, should be 457!
doseeks: Read error at pos 457: is 754, should be 457!
doseeks: Read error at pos 457: is 755, should be 457!
doseeks: Read error at pos 457: is 756, should be 457!
doseeks: Read error at pos 457: is 757, should be 457!
doseeks: Read error at pos 457: is 758, should be 457!
doseeks: Read error at pos 457: is 759, should be 457!
doseeks: Read error at pos 457: is 760, should be 457!
doseeks: Read error at pos 457: is 761, should be 457!
doseeks: Read error at pos 457: is 762, should be 457!
doseeks: Read error at pos 457: is 763, should be 457!
doseeks: Read error at pos 457: is 764, should be 457!
doseeks: Read error at pos 457: is 765, should be 457!
doseeks: Read error at pos 457: is 766, should be 457!
doseeks: Read error at pos 457: is 767, should be 457!
doseeks: Read error at pos 457: is 768, should be 457!
doseeks: Read error at pos 457: is 769, should be 457!
doseeks: Read error at pos 457: is 770, should be 457!
doseeks: Read error at pos 457: is 771, should be 457!
doseeks: Read error at pos 457: is 772, should be 457!
doseeks: Read error at pos 457: is 773, should be 457!
doseeks: Read error at pos 457: is 774, should be 457!
doseeks: Read error at pos 457: is 775, should be 457!
doseeks: Read error at pos 457: is 776, should be 457!
doseeks: Read error at pos 457: is 777, should be 457!
doseeks: Read error at pos 457: is 778, should be 457!
doseeks: Read error at pos 457: is 779, should be 457!
doseeks: Read error at pos 457: is 780, should be 457!
doseeks: Read error at pos 457: is 781, should be 457!
doseeks: Read error at pos 457: is 782, should be 457!
doseeks: Read error at pos 457: is 783, should be 457!
doseeks: Read error at pos 457: is 784, should be 457!
doseeks: Read error at pos 457: is 785, should be 457!
doseeks: Read error at pos 457: is 786, should be 457!
doseeks: Read error at pos 457: is 787, should be 457!
doseeks: Read error at pos 457: is 788, should be 457!
doseeks: Read error at pos 457: is 789, should be 457!
doseeks: Read error at pos 457: is 790, should be 457!
doseeks: Read error at pos 457: is 791, should be 457!
doseeks: Read error at pos 457: is 792, should be 457!
doseeks: Read error at pos 457: is 793, should be 457!
doseeks: Read error at pos 457: is 794, should be 457!
doseeks: Read error at pos 457: is 795, should be 457!
doseeks: Read error at pos 457: is 796, should be 457!
doseeks: Read error at pos 457: is 797, should be 457!
doseeks: Read error at pos 457: is 798, should be 457!
doseeks: Read error at pos 457: is 799, should be 457!
doseeks: Read error at pos 457: is 800, should be 457!
doseeks: Read error at pos 457: is 801, should be 457!
doseeks: Read error at pos 457: is 802, should be 457!
doseeks: Read error at pos 457: is 803, should be 457!
doseeks: Read error at pos 457: is 804, should be 457!
doseeks: Read error at pos 457: is 805, should be 457!
doseeks: Read error at pos 457: is 806, should be 457!
doseeks: Read error at pos 457: is 807, should be 457!
doseeks: Read error at pos 457: is 808, should be 457!
doseeks: Read error at pos 457: is 809, should be 457!
doseeks: Read error at pos 457: is 810, should be 457!
doseeks: Read error at pos 457: is 811, should be 457!
doseeks: Read error at pos 457: is 812, should be 457!
doseeks: Read error at pos 457: is 813, should be 457!
doseeks: Read error at pos 457: is 814, should be 457!
doseeks: Read error at pos 457: is 815, should be 457!
doseeks: Read error at pos 457: is 816, should be 457!
doseeks: Read error at pos 457: is 817, should be 457!
doseeks: Read error at pos 457: is 818, should be 457!
doseeks: Read error at pos 457: is 819, should be 457!
doseeks: Read error at pos 457: is 820, should be 457!
doseeks: Read error at pos 457: is 821, should be 457!
doseeks: Read error at pos 457: is 822, should be 457!
doseeks: Read error at pos 457: is 823, should be 457!
doseeks: Read error at pos 457: is 824, should be 457!
doseeks: Read error at pos 457: is 825, should be 457!
doseeks: Read error at pos 457: is 826, should be 457!
doseeks: Read error at pos 457: is 827, should be 457!
doseeks: Read error at pos 457: is 828, should be 457!
doseeks: Read error at pos 457: is 829, should be 457!
doseeks: Read error at pos 457: is 830, should be 457!
doseeks: Read error at pos 457: is 831, should be 457!
doseeks: Read error at pos 457: is 832, should be 457!
doseeks: Read error at pos 457: is 833, should be 457!
doseeks: Read error at pos 457: is 834, should be 457!
doseeks: Read error at pos 457: is 835, should be 457!
doseeks: Read error at pos 457: is 836, should be 457!
doseeks: Read error at pos 457: is 837, should be 457!
doseeks: Read error at pos 457: is 838, should be 457!
doseeks: Read error at pos 457: is 839, should be 457!
doseeks: Read error at pos 457: is 840, should be 457!
doseeks: Read error at pos 457: is 841, should be 457!
doseeks: Read error at pos 457: is 842, should be 457!
doseeks: Read error at pos 457: is 843, should be 457!
doseeks: Read error at pos 457: is 844, should be 457!
doseeks: Read error at pos 457: is 845, should be 457!
doseeks: Read error at pos 457: is 846, should be 457!
doseeks: Read error at pos 457: is 847, should be 457!
doseeks: Read error at pos 457: is 848, should be 457!
doseeks: Read error at pos 457: is 849, should be 457!
doseeks: Read error at pos 457: is 850, should be 457!
doseeks: Read error at pos 457: is 851, should be 457!
doseeks: Read error at pos 457: is 852, should be 457!
doseeks: Read error at pos 457: is 853, should be 457!
doseeks: Read error at pos 457: is 854, should be 457!
doseeks: Read error at pos 457: is 855, should be 457!
doseeks: Read error at pos 457: is 856, should be 457!
doseeks: Read error at pos 457: is 857, should be 457!
doseeks: Read error at pos 457: is 858, should be 457!
doseeks: Read error at pos 457: is 859, should be 457!
doseeks: Read error at pos 457: is 860, should be 457!
doseeks: Read error at pos 457: is 861, should be 457!
doseeks: Read error at pos 457: is 862, should be 457!
doseeks: Read error at pos 457: is 863, should be 457!
doseeks: Read error at pos 457: is 864, should be 457!
doseeks: Read error at pos 457: is 865, should be 457!
doseeks: Read error at pos 457: is 866, should be 457!
doseeks: Read error at pos 457: is 867, should be 457!
doseeks: Read error at pos 457: is 868, should be 457!
doseeks: Read error at pos 457: is 869, should be 457!
doseeks: Read error at pos 457: is 870, should be 457!
doseeks: Read error at pos 457: is 871, should be 457!
doseeks: Read error at pos 457: is 872, should be 457!
doseeks: Read error at pos 457: is 873, should be 457!
doseeks: Read error at pos 457: is 874, should be 457!
doseeks: Read error at pos 457: is 875, should be 457!
doseeks: Read error at pos 457: is 876, should be 457!
doseeks: Read error at pos 457: is 877, should be 457!
doseeks: Read error at pos 457: is 878, should be 457!
doseeks: Read error at pos 457: is 879, should be 457!
doseeks: Read error at pos 457: is 880, should be 457!
doseeks: Read error at pos 457: is 881, should be 457!
doseeks: Read error at pos 457: is 882, should be 457!
doseeks: Read error at pos 457: is 883, should be 457!
doseeks: Read error at pos 457: is 884, should be 457!
doseeks: Read error at pos 457: is 885, should be 457!
doseeks: Read error at pos 457: is 886, should be 457!
doseeks: Read error at pos 457: is 887, should be 457!
doseeks: Read error at pos 457: is 888, should be 457!
doseeks: Read error at pos 457: is 889, should be 457!
doseeks: Read error at pos 457: is 890, should be 457!
doseeks: Read error at pos 457: is 891, should be 457!
doseeks: Read error at pos 457: is 892, should be 457!
doseeks: Read error at pos 457: is 893, should be 457!
doseeks: Read error at pos 457: is 894, should be 457!
doseeks: Read error at pos 457: is 895, should be 457!
doseeks: Read error at pos 457: is 896, should be 457!
doseeks: Read error at pos 457: is 897, should be 457!
doseeks: Read error at pos 457: is 898, should be 457!
doseeks: Read error at pos 457: is 899, should be 457!
doseeks: Read error at pos 457: is 900, should be 457!
doseeks: Read error at pos 457: is 901, should be 457!
doseeks: Read error at pos 457: is 902, should be 457!
doseeks: Read error at pos 457: is 903, should be 457!
doseeks: Read error at pos 457: is 904, should be 457!
doseeks: Read error at pos 457: is 905, should be 457!
doseeks: Read error at pos 457: is 906, should be 457!
doseeks: Read error at pos 457: is 907, should be 457!
doseeks: Read error at pos 457: is 908, should be 457!
doseeks: Read error at pos 457: is 909, should be 457!
doseeks: Read error at pos 457: is 910, should be 457!
doseeks: Read error at pos 457: is 911, should be 457!
doseeks: Read error at pos 457: is 912, should be 457!
doseeks: Read error at pos 457: is 913, should be 457!
doseeks: Read error at pos 457: is 914, should be 457!
doseeks: Read error at pos 457: is 915, should be 457!
doseeks: Read error at pos 457: is 916, should be 457!
doseeks: Read error at pos 457: is 917, should be 457!
doseeks: Read error at pos 457: is 918, should be 457!
doseeks: Read error at pos 457: is 919, should be 457!
doseeks: Read error at pos 457: is 920, should be 457!
doseeks: Read error at pos 457: is 921, should be 457!
doseeks: Read error at pos 457: is 922, should be 457!
doseeks: Read error at pos 457: is 923, should be 457!
doseeks: Read error at pos 457: is 924, should be 457!
doseeks: Read error at pos 457: is 925, should be 457!
doseeks: Read error at pos 457: is 926, should be 457!
doseeks: Read error at pos 457: is 927, should be 457!
doseeks: Read error at pos 457: is 928, should be 457!
doseeks: Read error at pos 457: is 929, should be 457!
doseeks: Read error at pos 457: is 930, should be 457!
doseeks: Read error at pos 457: is 931, should be 457!
doseeks: Read error at pos 457: is 932, should be 457!
doseeks: Read error at pos 457: is 933, should be 457!
doseeks: Read error at pos 457: is 934, should be 457!
doseeks: Read error at pos 457: is 935, should be 457!
doseeks: Read error at pos 457: is 936, should be 457!
doseeks: Read error at pos 457: is 937, should be 457!
doseeks: Read error at pos 457: is 938, should be 457!
doseeks: Read error at pos 457: is 939, should be 457!
doseeks: Read error at pos 457: is 940, should be 457!
doseeks: Read error at pos 457: is 941, should be 457!
doseeks: Read error at pos 457: is 942, should be 457!
doseeks: Read error at pos 457: is 943, should be 457!
doseeks: Read error at pos 457: is 944, should be 457!
doseeks: Read error at pos 457: is 945, should be 457!
doseeks: Read error at pos 457: is 946, should be 457!
doseeks: Read error at pos 457: is 947, should be 457!
doseeks: Read error at pos 457: is 948, should be 457!
doseeks: Read error at pos 457: is 949, should be 457!
doseeks: Read error at pos 457: is 950, should be 457!
....50%....55%....60%....65%....70%....75%....80%....85%....90%....95%....
(2000 seeks in 0.002094s, 955109.837631 seeks/s)
(1024KB written in 9.427387s, 0.108620 MB/s)
(1024KB read in 0.003382s, 302.779420 MB/s)done
test 5 FAILED:  256 incorrect blocks
flushing buffers..done