[Devel] privvmpages problem in 2.6.15beta

[Kirill Korotaev]

Miroslav,

Can you please check if this patch helps you?

Thanks,
Kirill

> Hello,
> 
>  I'm testing 2.6.15-025stab014-default on AMD64 machine and I have some 
> problems with privvmpages. It seems to me that value of privvmpages is 
> nevere decreased.
> This is current situation in one VPS:
> 
> root# cat /proc/user_beancounters
> Version: 2.5
>    uid ref  resource                     held              maxheld 
>  barrier                limit              failcnt
>   102 2481: kmemsize                     1072                 2147 
>  3578265              3816816                    0
>             lockedpages                     0                    0       
> 32                   32                    0
>             privvmpages               1909456              1915750 
> 13107200             13107200                   36
>             shmpages                        0                    0     
> 8192                 8192                    0
>             dummy                           0                    0 
> 9223372036854775807  9223372036854775807                    0
>             numproc                        17                   24       
> 65                   65                    0
>             physpages                    1310                21194 
>        0  9223372036854775807                    0
>             vmguarpages                     0                    0     
> 6144  9223372036854775807                    0
>             oomguarpages                 1310                21194     
> 6144  9223372036854775807                    0
>             numtcpsock                     15                   19       
> 80                   80                    0
>             numflock                        1                   10      
> 100                  110                    0
>             numpty                          1                    1       
> 16                   16                    0
>             numsiginfo                      0                    6      
> 256                  256                    0
>             tcpsndbuf                    2304                44032   
> 319488               524288                    0
>             tcprcvbuf                       0                 8704   
> 319488               524288                    0
>             othersockbuf                25344                33024   
> 132096               336896                    0
>             dgramrcvbuf                     0                 4352   
> 132096               132096                    0
>             numothersock                   14                   19       
> 80                   80                    0
>             dcachesize                 115497               202857 
>  1048576              1097728                    0
>             numfile                       165                 1280     
> 1280                 1280                 2995
>             dummy                           0                    0 
> 9223372036854775807  9223372036854775807                    0
>             dummy                           0                    0 
> 9223372036854775807  9223372036854775807                    0
>             dummy                           0                    0 
> 9223372036854775807  9223372036854775807                    0
>             numiptent                      10                   10      
> 128                  128                    0
> 
> root# ps axu
> USER       PID %CPU %MEM   VSZ  RSS TTY      STAT START   TIME COMMAND
> root         1  0.0  0.0  1516  524 ?        Ss   13:13   0:00 ini
> daemon   16306  0.0  0.0  1632  352 ?        Ss   13:13   0:00 
> /sbin/portmap
> root     16368  0.0  0.0  2268  724 ?        Ss   13:13   0:00 
> /sbin/syslogd
> root     16371  0.0  0.0  1516  364 ?        Ss   13:13   0:00 /sbin/klogd
> root     17430  0.0  0.0  2248  676 ?        Ss   13:13   0:00 
> /usr/sbin/inetd
> root     17533  0.0  0.1  4784 1044 ?        Ss   13:13   0:00 
> /usr/sbin/sshd
> root     17539  0.0  0.0  2396  876 ?        Ss   13:13   0:00 
> /sbin/rpc.statd
> root     17546  0.0  0.0  1772  748 ?        Ss   13:13   0:00 
> /usr/sbin/cron
> root     17591  0.0  0.2  5940 2636 ?        Rs   13:14   0:00 sshd: 
> root at pts/0
> root     17599  0.0  0.1  2604 1512 pts/0    Rs   13:14   0:00 -bash
> root     22137  0.0  0.0  2508  856 pts/0    R+   14:02   0:00 ps axu
> 
> Avery time I start some program, held value for privvmpages is increased 
> and never changed back when program finish. Is it know bug or my 
> misunderstanding
> of privvmpages?
> 
> Best regards
> 

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