Hello,

I am looking to understand a recent observation after upgrading to 21.01 
version. Below are the outputs of top command for 19.08 and 21.01 versions and 
it seems that the memory footprint of “vpp_main” has increased in 21.01. Is 
this normal to be seen with the new version ?


21.01

MiB Mem :  32059.9 total,    387.5 free,  26106.2 used,   5566.1 buff/cache

MiB Swap:      0.0 total,      0.0 free,      0.0 used.   5430.1 avail Mem



    PID USER      PR  NI    VIRT    RES    SHR S  %CPU  %MEM     TIME+ COMMAND

      1 root      20   0    4240   3384   3008 S   0.0   0.0   0:00.08 bash

  49286 root      20   0    4240   3508   2952 S   0.0   0.0   0:00.01 bash

  49299 root      20   0    2876   2064   1820 S   0.0   0.0   0:00.00 make

  49365 root      20   0    2608    608    540 S   0.0   0.0   0:00.00 sh

  49366 root      20   0    5500   3664   3244 S   0.0   0.0   0:00.00 sudo

  49367 root      20   0  145.2g 284368  17444 R   0.0   0.9   1:36.67 vpp_main

  49369 root      20   0    6164   3472   2948 R   0.0   0.0   0:00.01 top


19.08

KiB Mem : 32829304 total,  1268952 free, 26454884 used,  5105468 buff/cache

KiB Swap:        0 total,        0 free,        0 used.  5728596 avail Mem



    PID USER      PR  NI    VIRT    RES    SHR S  %CPU %MEM     TIME+ COMMAND

      1 root      20   0   18388   3416   2820 S   0.0  0.0   0:00.04 bash

     15 root      20   0   18372   3328   2724 S   0.0  0.0   0:00.06 bash

 156114 root      20   0    6784   1960   1672 S   0.0  0.0   0:00.00 make

 156199 root      20   0    4500    756    684 S   0.0  0.0   0:00.00 sh

 156200 root      20   0   49600   3444   2984 S   0.0  0.0   0:00.00 sudo

 156201 root      20   0  0.204t 114020  15832 R   0.0  0.3   0:08.48 vpp_main

 156203 root      20   0   38752   3156   2688 R   0.0  0.0   0:00.00 top

Thanks,
Vijay
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