wiki:Fly_VLC

Version 2 (modified by rock, 16 years ago) (diff)

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  • 存放影片於Lustre fs
    = 寫檔前 =
    avg-cpu:  %user   %nice %system %iowait  %steal   %idle
               0.04    0.01    0.14    0.07    0.00   99.75
    
    Device:            tps    MB_read/s    MB_wrtn/s    MB_read    MB_wrtn
    sda               1.17         0.01         0.01       2682       2026
    sdb               0.27         0.00         0.10        103      25192
    
    = 寫檔中 =
    avg-cpu:  %user   %nice %system %iowait  %steal   %idle
               0.00    0.00    4.24   11.97    0.00   83.79
    
    Device:            tps    MB_read/s    MB_wrtn/s    MB_read    MB_wrtn
    sda               0.00         0.00         0.00          0          0
    sdb              90.00         0.00        23.54          0         23
    
    avg-cpu:  %user   %nice %system %iowait  %steal   %idle
               0.00    0.00    5.22   12.44    0.00   82.34
    
    Device:            tps    MB_read/s    MB_wrtn/s    MB_read    MB_wrtn
    sda               0.00         0.00         0.00          0          0
    sdb             105.00         0.00        27.64          0         27
    
    avg-cpu:  %user   %nice %system %iowait  %steal   %idle
               0.00    0.00    5.47   11.19    0.00   83.33
    
    Device:            tps    MB_read/s    MB_wrtn/s    MB_read    MB_wrtn
    sda               4.95         0.00         0.10          0          0
    sdb              81.19         0.00        21.36          0         21
    
    = 寫檔後 =
    avg-cpu:  %user   %nice %system %iowait  %steal   %idle
               0.00    0.00    0.25    0.00    0.00   99.75
    
    Device:            tps    MB_read/s    MB_wrtn/s    MB_read    MB_wrtn
    sda               0.00         0.00         0.00          0          0
    sdb               0.00         0.00         0.00          0          0
    
    • 用VLC讀取放於lustre fs的影片
      = 八台node同時播放1個avi檔 =
      == 播放中 ==
      avg-cpu:  %user   %nice %system %iowait  %steal   %idle
                 2.99    0.00    0.50    0.00    0.00   96.51
      
      Device:            tps    MB_read/s    MB_wrtn/s    MB_read    MB_wrtn
      sda               0.00         0.00         0.00          0          0
      sdb               0.00         0.00         0.00          0          0
      
      avg-cpu:  %user   %nice %system %iowait  %steal   %idle
                 5.24    0.00    0.50    0.00    0.00   94.26
      
      Device:            tps    MB_read/s    MB_wrtn/s    MB_read    MB_wrtn
      sda               0.00         0.00         0.00          0          0
      sdb               2.00         1.00         0.00          1          0
      
      avg-cpu:  %user   %nice %system %iowait  %steal   %idle
                 2.23    0.00    0.50    0.00    0.00   97.27
      
      Device:            tps    MB_read/s    MB_wrtn/s    MB_read    MB_wrtn
      sda               0.00         0.00         0.00          0          0
      sdb               0.00         0.00         0.00          0          0
      
      == 快轉時 ==
      avg-cpu:  %user   %nice %system %iowait  %steal   %idle
                 1.49    0.00    3.96    0.00    0.00   94.55
      
      Device:            tps    MB_read/s    MB_wrtn/s    MB_read    MB_wrtn
      sda               0.00         0.00         0.00          0          0
      sdb               5.94         2.97         0.00          3          0
      
      avg-cpu:  %user   %nice %system %iowait  %steal   %idle
                 1.24    0.00    3.73    0.00    0.00   95.02
      
      Device:            tps    MB_read/s    MB_wrtn/s    MB_read    MB_wrtn
      sda               0.00         0.00         0.00          0          0
      sdb               5.94         2.97         0.00          3          0
      
      = 八台node同時讀取8個不同的avi檔 =
      == 播放avi時 ==
      avg-cpu:  %user   %nice %system %iowait  %steal   %idle
                 0.04    0.01    0.14    0.08    0.00   99.73
      
      Device:            tps    MB_read/s    MB_wrtn/s    MB_read    MB_wrtn
      sda               1.18         0.01         0.01       2745       2058
      sdb               0.33         0.01         0.11       2248      28299
      
      avg-cpu:  %user   %nice %system %iowait  %steal   %idle
                 0.25    0.00    0.50    0.25    0.00   99.01
      
      Device:            tps    MB_read/s    MB_wrtn/s    MB_read    MB_wrtn
      sda               2.97         0.02         0.00          0          0
      sdb               1.98         0.99         0.00          1          0
      
      avg-cpu:  %user   %nice %system %iowait  %steal   %idle
                 2.23   21.04    2.72    0.00    0.00   74.01
      
      Device:            tps    MB_read/s    MB_wrtn/s    MB_read    MB_wrtn
      sda               0.00         0.00         0.00          0          0
      sdb               0.00         0.00         0.00          0          0