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[Bug 2085649] Re: io_control01 test in ubuntu_ltp_controllers failed on amd64

 

Also observed on n/nvidia 6.8.0-1026.29

  	  	116853 	  	09:57:42 DEBUG| Persistent state client._record_indent now set to 2
  	  	116854 	  	09:57:42 DEBUG| Persistent state client.unexpected_reboot now set to ('ubuntu_ltp_controllers.io_control01', 'ubuntu_ltp_controllers.io_control01')
  	  	116855 	  	09:57:42 DEBUG| Waiting for pid 710474 for 4500 seconds
  	  	116856 	  	09:57:42 WARNI| System python is too old, crash handling disabled
  	  	116857 	  	09:57:42 ERROR| [stderr] -------------------------------------------
  	  	116858 	  	09:57:42 ERROR| [stderr] INFO: runltp script is deprecated, try kirk
  	  	116859 	  	09:57:42 ERROR| [stderr] https://github.com/linux-test-project/kirk
  	  	116860 	  	09:57:42 ERROR| [stderr] -------------------------------------------
  	  	116861 	  	09:57:42 DEBUG| [stdout] Checking for required user/group ids
  	  	116862 	  	09:57:42 DEBUG| [stdout] 
  	  	116863 	  	09:57:42 DEBUG| [stdout] 'root' user id and group found.
  	  	116864 	  	09:57:42 DEBUG| [stdout] 'nobody' user id and group found.
  	  	116865 	  	09:57:42 DEBUG| [stdout] 'bin' user id and group found.
  	  	116866 	  	09:57:42 DEBUG| [stdout] 'daemon' user id and group found.
  	  	116867 	  	09:57:42 DEBUG| [stdout] Users group found.
  	  	116868 	  	09:57:42 DEBUG| [stdout] Sys group found.
  	  	116869 	  	09:57:42 DEBUG| [stdout] Required users/groups exist.
  	  	116870 	  	09:57:42 DEBUG| [stdout] no big block device was specified on commandline.
  	  	116871 	  	09:57:42 DEBUG| [stdout] Tests which require a big block device are disabled.
  	  	116872 	  	09:57:42 DEBUG| [stdout] You can specify it with option -z
  	  	116873 	  	09:57:42 DEBUG| [stdout] INFO: Test start time: Wed Apr 16 09:57:42 UTC 2025
  	  	116874 	  	09:57:42 DEBUG| [stdout] COMMAND:    /opt/ltp/bin/ltp-pan -q  -e -S   -a 710479     -n 710479  -f /tmp/ltp-QhLIPrJaj8/alltests -l /dev/null  -C /dev/null -T /dev/null
  	  	116875 	  	09:57:42 DEBUG| [stdout] LOG File: /dev/null
  	  	116876 	  	09:57:42 DEBUG| [stdout] FAILED COMMAND File: /dev/null
  	  	116877 	  	09:57:42 DEBUG| [stdout] TCONF COMMAND File: /dev/null
  	  	116878 	  	09:57:42 DEBUG| [stdout] Running tests.......
  	  	116879 	  	09:57:42 DEBUG| [stdout] tst_tmpdir.c:316: TINFO: Using /tmp/ltp-QhLIPrJaj8/LTP_io_kQOHTd as tmpdir (ext2/ext3/ext4 filesystem)
  	  	116880 	  	09:57:42 DEBUG| [stdout] tst_device.c:96: TINFO: Found free device 0 '/dev/loop0'
  	  	116881 	  	09:57:42 DEBUG| [stdout] tst_test.c:1900: TINFO: LTP version: 20240930
  	  	116882 	  	09:57:42 DEBUG| [stdout] tst_test.c:1904: TINFO: Tested kernel: 6.8.0-1026-nvidia #29-Ubuntu SMP PREEMPT_DYNAMIC Wed Mar 26 01:23:25 UTC 2025 x86_64
  	  	116883 	  	09:57:42 DEBUG| [stdout] tst_kconfig.c:88: TINFO: Parsing kernel config '/lib/modules/6.8.0-1026-nvidia/build/.config'
  	  	116884 	  	09:57:42 DEBUG| [stdout] tst_kconfig.c:667: TINFO: CONFIG_LATENCYTOP kernel option detected which might slow the execution
  	  	116885 	  	09:57:42 DEBUG| [stdout] tst_test.c:1722: TINFO: Overall timeout per run is 0h 02m 00s
  	  	116886 	  	09:57:42 DEBUG| [stdout] tst_supported_fs_types.c:96: TINFO: Kernel supports ext2
  	  	116887 	  	09:57:42 DEBUG| [stdout] tst_supported_fs_types.c:61: TINFO: mkfs.ext2 does exist
  	  	116888 	  	09:57:42 DEBUG| [stdout] tst_supported_fs_types.c:96: TINFO: Kernel supports ext3
  	  	116889 	  	09:57:42 DEBUG| [stdout] tst_supported_fs_types.c:61: TINFO: mkfs.ext3 does exist
  	  	116890 	  	09:57:42 DEBUG| [stdout] tst_supported_fs_types.c:96: TINFO: Kernel supports ext4
  	  	116891 	  	09:57:42 DEBUG| [stdout] tst_supported_fs_types.c:61: TINFO: mkfs.ext4 does exist
  	  	116892 	  	09:57:42 DEBUG| [stdout] tst_supported_fs_types.c:96: TINFO: Kernel supports xfs
  	  	116893 	  	09:57:42 DEBUG| [stdout] tst_supported_fs_types.c:61: TINFO: mkfs.xfs does exist
  	  	116894 	  	09:57:42 DEBUG| [stdout] tst_supported_fs_types.c:96: TINFO: Kernel supports btrfs
  	  	116895 	  	09:57:42 DEBUG| [stdout] tst_supported_fs_types.c:61: TINFO: mkfs.btrfs does exist
  	  	116896 	  	09:57:42 DEBUG| [stdout] tst_supported_fs_types.c:96: TINFO: Kernel supports bcachefs
  	  	116897 	  	09:57:42 DEBUG| [stdout] tst_supported_fs_types.c:57: TINFO: mkfs.bcachefs does not exist
  	  	116898 	  	09:57:42 DEBUG| [stdout] tst_supported_fs_types.c:96: TINFO: Kernel supports vfat
  	  	116899 	  	09:57:42 DEBUG| [stdout] tst_supported_fs_types.c:61: TINFO: mkfs.vfat does exist
  	  	116900 	  	09:57:42 DEBUG| [stdout] tst_supported_fs_types.c:96: TINFO: Kernel supports exfat
  	  	116901 	  	09:57:42 DEBUG| [stdout] tst_supported_fs_types.c:57: TINFO: mkfs.exfat does not exist
  	  	116902 	  	09:57:42 DEBUG| [stdout] tst_supported_fs_types.c:168: TINFO: Skipping tmpfs as requested by the test
  	  	116903 	  	09:57:42 DEBUG| [stdout] tst_test.c:1833: TINFO: === Testing on ext2 ===
  	  	116904 	  	09:57:42 DEBUG| [stdout] tst_test.c:1170: TINFO: Formatting /dev/loop0 with ext2 opts='' extra opts=''
  	  	116905 	  	09:57:42 DEBUG| [stdout] mke2fs 1.47.0 (5-Feb-2023)
  	  	116906 	  	09:57:42 DEBUG| [stdout] tst_test.c:1182: TINFO: Mounting /dev/loop0 to /tmp/ltp-QhLIPrJaj8/LTP_io_kQOHTd/mnt fstyp=ext2 flags=0
  	  	116907 	  	09:57:42 DEBUG| [stdout] io_control01.c:95: TPASS: Did some IO in the IO controller
  	  	116908 	  	09:57:42 DEBUG| [stdout] io_control01.c:111: TPASS: Found 7:0 in io.stat
  	  	116909 	  	09:57:42 DEBUG| [stdout] io_control01.c:112: TPASS: Expect: (rbytes=28672) > (st_rbytes=0)
  	  	116910 	  	09:57:42 DEBUG| [stdout] io_control01.c:115: TPASS: Expect: (wbytes=36864) > (st_wbytes=0)
  	  	116911 	  	09:57:42 DEBUG| [stdout] io_control01.c:118: TPASS: Expect: (rios=5) > (st_rios=0)
  	  	116912 	  	09:57:42 DEBUG| [stdout] io_control01.c:121: TPASS: Expect: (wios=13) > (st_wios=0)
  	  	116913 	  	09:57:42 DEBUG| [stdout] tst_test.c:1833: TINFO: === Testing on ext3 ===
  	  	116914 	  	09:57:42 DEBUG| [stdout] tst_test.c:1170: TINFO: Formatting /dev/loop0 with ext3 opts='' extra opts=''
  	  	116915 	  	09:57:42 DEBUG| [stdout] mke2fs 1.47.0 (5-Feb-2023)
  	  	116916 	  	09:57:42 DEBUG| [stdout] tst_test.c:1182: TINFO: Mounting /dev/loop0 to /tmp/ltp-QhLIPrJaj8/LTP_io_kQOHTd/mnt fstyp=ext3 flags=0
  	  	116917 	  	09:57:42 DEBUG| [stdout] io_control01.c:67: TINFO: Found 7:0 in io.stat
  	  	116918 	  	09:57:42 DEBUG| [stdout] io_control01.c:95: TPASS: Did some IO in the IO controller
  	  	116919 	  	09:57:42 DEBUG| [stdout] io_control01.c:111: TPASS: Found 7:0 in io.stat
  	  	116920 	  	09:57:42 DEBUG| [stdout] io_control01.c:112: TPASS: Expect: (rbytes=57344) > (st_rbytes=28672)
  	  	116921 	  	09:57:42 DEBUG| [stdout] io_control01.c:115: TPASS: Expect: (wbytes=53248) > (st_wbytes=36864)
  	  	116922 	  	09:57:42 DEBUG| [stdout] io_control01.c:118: TPASS: Expect: (rios=10) > (st_rios=5)
  	  	116923 	  	09:57:42 DEBUG| [stdout] io_control01.c:121: TPASS: Expect: (wios=17) > (st_wios=13)
  	  	116924 	  	09:57:42 DEBUG| [stdout] tst_test.c:1833: TINFO: === Testing on ext4 ===
  	  	116925 	  	09:57:42 DEBUG| [stdout] tst_test.c:1170: TINFO: Formatting /dev/loop0 with ext4 opts='' extra opts=''
  	  	116926 	  	09:57:42 DEBUG| [stdout] mke2fs 1.47.0 (5-Feb-2023)
  	  	116927 	  	09:57:42 DEBUG| [stdout] tst_test.c:1182: TINFO: Mounting /dev/loop0 to /tmp/ltp-QhLIPrJaj8/LTP_io_kQOHTd/mnt fstyp=ext4 flags=0
  	  	116928 	  	09:57:42 DEBUG| [stdout] io_control01.c:67: TINFO: Found 7:0 in io.stat
  	  	116929 	  	09:57:42 DEBUG| [stdout] io_control01.c:95: TPASS: Did some IO in the IO controller
  	  	116930 	  	09:57:42 DEBUG| [stdout] io_control01.c:111: TPASS: Found 7:0 in io.stat
  	  	116931 	  	09:57:42 DEBUG| [stdout] io_control01.c:112: TPASS: Expect: (rbytes=77824) > (st_rbytes=57344)
  	  	116932 	  	09:57:42 DEBUG| [stdout] io_control01.c:115: TPASS: Expect: (wbytes=69632) > (st_wbytes=53248)
  	  	116933 	  	09:57:42 DEBUG| [stdout] io_control01.c:118: TPASS: Expect: (rios=12) > (st_rios=10)
  	  	116934 	  	09:57:42 DEBUG| [stdout] io_control01.c:121: TPASS: Expect: (wios=21) > (st_wios=17)
  	  	116935 	  	09:57:42 DEBUG| [stdout] tst_test.c:1833: TINFO: === Testing on xfs ===
  	  	116936 	  	09:57:42 DEBUG| [stdout] tst_test.c:1170: TINFO: Formatting /dev/loop0 with xfs opts='' extra opts=''
  	  	116937 	  	09:57:42 DEBUG| [stdout] tst_test.c:1182: TINFO: Mounting /dev/loop0 to /tmp/ltp-QhLIPrJaj8/LTP_io_kQOHTd/mnt fstyp=xfs flags=0
  	  	116938 	  	09:57:42 DEBUG| [stdout] io_control01.c:67: TINFO: Found 7:0 in io.stat
  	  	116939 	  	09:57:42 DEBUG| [stdout] io_control01.c:95: TPASS: Did some IO in the IO controller
  	  	116940 	  	09:57:42 DEBUG| [stdout] io_control01.c:111: TPASS: Found 7:0 in io.stat
  	  	116941 	  	09:57:42 DEBUG| [stdout] io_control01.c:112: TPASS: Expect: (rbytes=131584) > (st_rbytes=77824)
  	  	116942 	  	09:57:42 DEBUG| [stdout] io_control01.c:115: TPASS: Expect: (wbytes=94720) > (st_wbytes=69632)
  	  	116943 	  	09:57:42 DEBUG| [stdout] io_control01.c:118: TPASS: Expect: (rios=21) > (st_rios=12)
  	  	116944 	  	09:57:42 DEBUG| [stdout] io_control01.c:121: TPASS: Expect: (wios=29) > (st_wios=21)
  	  	116945 	  	09:57:42 DEBUG| [stdout] tst_test.c:1833: TINFO: === Testing on btrfs ===
  	  	116946 	  	09:57:42 DEBUG| [stdout] tst_test.c:1170: TINFO: Formatting /dev/loop0 with btrfs opts='' extra opts=''
  	  	116947 	  	09:57:42 DEBUG| [stdout] tst_test.c:1182: TINFO: Mounting /dev/loop0 to /tmp/ltp-QhLIPrJaj8/LTP_io_kQOHTd/mnt fstyp=btrfs flags=0
  	  	116948 	  	09:57:42 DEBUG| [stdout] io_control01.c:67: TINFO: Found 7:0 in io.stat
  	  	116949 	  	09:57:42 DEBUG| [stdout] io_control01.c:95: TPASS: Did some IO in the IO controller
  	  	116950 	  	09:57:42 DEBUG| [stdout] io_control01.c:111: TPASS: Found 7:0 in io.stat
  	  	116951 	  	09:57:42 DEBUG| [stdout] io_control01.c:112: TPASS: Expect: (rbytes=147968) > (st_rbytes=131584)
  	  	116952 	  	09:57:42 DEBUG| [stdout] io_control01.c:115: TPASS: Expect: (wbytes=389632) > (st_wbytes=94720)
  	  	116953 	  	09:57:42 DEBUG| [stdout] io_control01.c:118: TPASS: Expect: (rios=22) > (st_rios=21)
  	  	116954 	  	09:57:42 DEBUG| [stdout] io_control01.c:121: TPASS: Expect: (wios=57) > (st_wios=29)
  	  	116955 	  	09:57:42 DEBUG| [stdout] tst_test.c:1833: TINFO: === Testing on vfat ===
  	  	116956 	  	09:57:42 DEBUG| [stdout] tst_test.c:1170: TINFO: Formatting /dev/loop0 with vfat opts='' extra opts=''
  	  	116957 	  	09:57:42 DEBUG| [stdout] tst_test.c:1182: TINFO: Mounting /dev/loop0 to /tmp/ltp-QhLIPrJaj8/LTP_io_kQOHTd/mnt fstyp=vfat flags=0
  	  	116958 	  	09:57:42 DEBUG| [stdout] io_control01.c:67: TINFO: Found 7:0 in io.stat
  	  	116959 	  	09:57:42 DEBUG| [stdout] io_control01.c:95: TPASS: Did some IO in the IO controller
  	  	116960 	  	09:57:42 DEBUG| [stdout] io_control01.c:111: TPASS: Found 7:0 in io.stat
  	  	116961 	  	09:57:42 DEBUG| [stdout] io_control01.c:112: TPASS: Expect: (rbytes=164864) > (st_rbytes=0)
  	  	116962 	  	09:57:42 DEBUG| [stdout] io_control01.c:115: TFAIL: Expect: (wbytes=606720) > (st_wbytes=630784)
  	  	116963 	  	09:57:42 DEBUG| [stdout] io_control01.c:118: TPASS: Expect: (rios=24) > (st_rios=0)
  	  	116964 	  	09:57:42 DEBUG| [stdout] io_control01.c:121: TPASS: Expect: (wios=85) > (st_wios=6)
  	  	116965 	  	09:57:42 DEBUG| [stdout] 
  	  	116966 	  	09:57:42 DEBUG| [stdout] Summary:
  	  	116967 	  	09:57:42 DEBUG| [stdout] passed   35
  	  	116968 	  	09:57:42 DEBUG| [stdout] failed   1
  	  	116969 	  	09:57:42 DEBUG| [stdout] broken   0
  	  	116970 	  	09:57:42 DEBUG| [stdout] skipped  0
  	  	116971 	  	09:57:42 DEBUG| [stdout] warnings 0

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https://bugs.launchpad.net/bugs/2085649

Title:
  io_control01 test in ubuntu_ltp_controllers failed on amd64

Status in ubuntu-kernel-tests:
  New

Bug description:
  In cycle 2024.09.30, the io_control01 test in ubuntu_ltp_controllers
  failed on noble:linux-ibm-gt running on Testflinger with:

  "io_control01.c:115: TFAIL: Expect: (wbytes=606720) >
  (st_wbytes=630784)"

  Log:

  19:23:55 DEBUG| Persistent state client._record_indent now set to 2
  19:23:55 DEBUG| Persistent state client.unexpected_reboot now set to ('ubuntu_ltp_controllers.io_control01', 'ubuntu_ltp_controllers.io_control01')
  19:23:55 DEBUG| Waiting for pid 702784 for 4500 seconds
  19:23:55 WARNI| System python is too old, crash handling disabled
  19:23:56 ERROR| Exception escaping from test:
  Traceback (most recent call last):
    File "/home/ubuntu/autotest/client/shared/test.py", line 411, in _exec
      _call_test_function(self.execute, *p_args, **p_dargs)
    File "/home/ubuntu/autotest/client/shared/test.py", line 823, in _call_test_function
      return func(*args, **dargs)
             ^^^^^^^^^^^^^^^^^^^^
    File "/home/ubuntu/autotest/client/shared/test.py", line 290, in execute
      self._call_run_once(constraints, profile_only,
    File "/home/ubuntu/autotest/client/shared/test.py", line 212, in _call_run_once
      self.run_once(*args, **dargs)
    File "/home/ubuntu/autotest/client/tests/ubuntu_ltp_controllers/ubuntu_ltp_controllers.py", line 136, in run_once
      print(utils.system_output(cmd, verbose=False))
            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    File "/home/ubuntu/autotest/client/shared/utils.py", line 1269, in system_output
      out = run(command, timeout=timeout, ignore_status=ignore_status,
            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    File "/home/ubuntu/autotest/client/shared/utils.py", line 916, in run
      raise error.CmdError(command, bg_job.result,
  autotest.client.shared.error.CmdError: Command  failed, rc=1, Command returned non-zero exit status
  * Command: 
      /opt/ltp/runltp -f /tmp/target -q -C /dev/null -l /dev/null -T /dev/null
  Exit status: 1
  Duration: 0.7181665897369385

  stdout:
  Checking for required user/group ids

  'root' user id and group found.
  'nobody' user id and group found.
  'bin' user id and group found.
  'daemon' user id and group found.
  Users group found.
  Sys group found.
  Required users/groups exist.
  no big block device was specified on commandline.
  Tests which require a big block device are disabled.
  You can specify it with option -z
  INFO: Test start time: Fri Oct 25 19:23:55 UTC 2024
  COMMAND:    /opt/ltp/bin/ltp-pan -q  -e -S   -a 702789     -n 702789  -f /tmp/ltp-gMZkGJeGWE/alltests -l /dev/null  -C /dev/null -T /dev/null
  LOG File: /dev/null
  FAILED COMMAND File: /dev/null
  TCONF COMMAND File: /dev/null
  Running tests.......
  tst_tmpdir.c:316: TINFO: Using /tmp/ltp-gMZkGJeGWE/LTP_io_aA6doz as tmpdir (ext2/ext3/ext4 filesystem)
  tst_device.c:96: TINFO: Found free device 0 '/dev/loop0'
  tst_test.c:1860: TINFO: LTP version: 20240930
  tst_test.c:1864: TINFO: Tested kernel: 6.8.0-1014-ibm-gt #15-Ubuntu SMP PREEMPT_DYNAMIC Fri Oct 18 16:47:06 UTC 2024 x86_64
  tst_test.c:1703: TINFO: Timeout per run is 0h 00m 30s
  tst_supported_fs_types.c:96: TINFO: Kernel supports ext2
  tst_supported_fs_types.c:61: TINFO: mkfs.ext2 does exist
  tst_supported_fs_types.c:96: TINFO: Kernel supports ext3
  tst_supported_fs_types.c:61: TINFO: mkfs.ext3 does exist
  tst_supported_fs_types.c:96: TINFO: Kernel supports ext4
  tst_supported_fs_types.c:61: TINFO: mkfs.ext4 does exist
  tst_supported_fs_types.c:96: TINFO: Kernel supports xfs
  tst_supported_fs_types.c:61: TINFO: mkfs.xfs does exist
  tst_supported_fs_types.c:96: TINFO: Kernel supports btrfs
  tst_supported_fs_types.c:61: TINFO: mkfs.btrfs does exist
  tst_supported_fs_types.c:96: TINFO: Kernel supports bcachefs
  tst_supported_fs_types.c:57: TINFO: mkfs.bcachefs does not exist
  tst_supported_fs_types.c:96: TINFO: Kernel supports vfat
  tst_supported_fs_types.c:61: TINFO: mkfs.vfat does exist
  tst_supported_fs_types.c:96: TINFO: Kernel supports exfat
  tst_supported_fs_types.c:57: TINFO: mkfs.exfat does not exist
  tst_supported_fs_types.c:168: TINFO: Skipping tmpfs as requested by the test
  tst_test.c:1799: TINFO: === Testing on ext2 ===
  tst_test.c:1158: TINFO: Formatting /dev/loop0 with ext2 opts='' extra opts=''
  mke2fs 1.47.0 (5-Feb-2023)
  tst_test.c:1170: TINFO: Mounting /dev/loop0 to /tmp/ltp-gMZkGJeGWE/LTP_io_aA6doz/mnt fstyp=ext2 flags=0
  io_control01.c:95: TPASS: Did some IO in the IO controller
  io_control01.c:111: TPASS: Found 7:0 in io.stat
  io_control01.c:112: TPASS: Expect: (rbytes=36864) > (st_rbytes=0)
  io_control01.c:115: TPASS: Expect: (wbytes=36864) > (st_wbytes=0)
  io_control01.c:118: TPASS: Expect: (rios=7) > (st_rios=0)
  io_control01.c:121: TPASS: Expect: (wios=13) > (st_wios=0)
  tst_test.c:1799: TINFO: === Testing on ext3 ===
  tst_test.c:1158: TINFO: Formatting /dev/loop0 with ext3 opts='' extra opts=''
  mke2fs 1.47.0 (5-Feb-2023)
  tst_test.c:1170: TINFO: Mounting /dev/loop0 to /tmp/ltp-gMZkGJeGWE/LTP_io_aA6doz/mnt fstyp=ext3 flags=0
  io_control01.c:67: TINFO: Found 7:0 in io.stat
  io_control01.c:95: TPASS: Did some IO in the IO controller
  io_control01.c:111: TPASS: Found 7:0 in io.stat
  io_control01.c:112: TPASS: Expect: (rbytes=65536) > (st_rbytes=36864)
  io_control01.c:115: TPASS: Expect: (wbytes=53248) > (st_wbytes=36864)
  io_control01.c:118: TPASS: Expect: (rios=12) > (st_rios=7)
  io_control01.c:121: TPASS: Expect: (wios=17) > (st_wios=13)
  tst_test.c:1799: TINFO: === Testing on ext4 ===
  tst_test.c:1158: TINFO: Formatting /dev/loop0 with ext4 opts='' extra opts=''
  mke2fs 1.47.0 (5-Feb-2023)
  tst_test.c:1170: TINFO: Mounting /dev/loop0 to /tmp/ltp-gMZkGJeGWE/LTP_io_aA6doz/mnt fstyp=ext4 flags=0
  io_control01.c:67: TINFO: Found 7:0 in io.stat
  io_control01.c:95: TPASS: Did some IO in the IO controller
  io_control01.c:111: TPASS: Found 7:0 in io.stat
  io_control01.c:112: TPASS: Expect: (rbytes=102400) > (st_rbytes=65536)
  io_control01.c:115: TPASS: Expect: (wbytes=69632) > (st_wbytes=53248)
  io_control01.c:118: TPASS: Expect: (rios=18) > (st_rios=12)
  io_control01.c:121: TPASS: Expect: (wios=21) > (st_wios=17)
  tst_test.c:1799: TINFO: === Testing on xfs ===
  tst_test.c:1158: TINFO: Formatting /dev/loop0 with xfs opts='' extra opts=''
  tst_test.c:1170: TINFO: Mounting /dev/loop0 to /tmp/ltp-gMZkGJeGWE/LTP_io_aA6doz/mnt fstyp=xfs flags=0
  io_control01.c:67: TINFO: Found 7:0 in io.stat
  io_control01.c:95: TPASS: Did some IO in the IO controller
  io_control01.c:111: TPASS: Found 7:0 in io.stat
  io_control01.c:112: TPASS: Expect: (rbytes=156160) > (st_rbytes=102400)
  io_control01.c:115: TPASS: Expect: (wbytes=94720) > (st_wbytes=69632)
  io_control01.c:118: TPASS: Expect: (rios=27) > (st_rios=18)
  io_control01.c:121: TPASS: Expect: (wios=29) > (st_wios=21)
  tst_test.c:1799: TINFO: === Testing on btrfs ===
  tst_test.c:1158: TINFO: Formatting /dev/loop0 with btrfs opts='' extra opts=''
  tst_test.c:1170: TINFO: Mounting /dev/loop0 to /tmp/ltp-gMZkGJeGWE/LTP_io_aA6doz/mnt fstyp=btrfs flags=0
  io_control01.c:67: TINFO: Found 7:0 in io.stat
  io_control01.c:95: TPASS: Did some IO in the IO controller
  io_control01.c:111: TPASS: Found 7:0 in io.stat
  io_control01.c:112: TPASS: Expect: (rbytes=172544) > (st_rbytes=156160)
  io_control01.c:115: TPASS: Expect: (wbytes=389632) > (st_wbytes=94720)
  io_control01.c:118: TPASS: Expect: (rios=28) > (st_rios=27)
  io_control01.c:121: TPASS: Expect: (wios=57) > (st_wios=29)
  tst_test.c:1799: TINFO: === Testing on vfat ===
  tst_test.c:1158: TINFO: Formatting /dev/loop0 with vfat opts='' extra opts=''
  tst_test.c:1170: TINFO: Mounting /dev/loop0 to /tmp/ltp-gMZkGJeGWE/LTP_io_aA6doz/mnt fstyp=vfat flags=0
  io_control01.c:67: TINFO: Found 7:0 in io.stat
  io_control01.c:95: TPASS: Did some IO in the IO controller
  io_control01.c:111: TPASS: Found 7:0 in io.stat
  io_control01.c:112: TPASS: Expect: (rbytes=189440) > (st_rbytes=0)
  io_control01.c:115: TFAIL: Expect: (wbytes=606720) > (st_wbytes=630784)
  io_control01.c:118: TPASS: Expect: (rios=30) > (st_rios=0)
  io_control01.c:121: TPASS: Expect: (wios=85) > (st_wios=8)

  Summary:
  passed   35
  failed   1
  broken   0
  skipped  0
  warnings 0

  As Testflinger is a new cloud and metal and openstack didn't reproduce
  the changes, we should continue to keep an eye on this.

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References