about igb queue

[Mike Tancsa]

On 12/22/2011 5:03 PM, Коньков Евгений wrote:
> Здравствуйте, Коньков.
> 
> Вы писали 22 декабря 2011 г., 20:22:38:
> 
> КЕ> I have configured that I receive traffic from LAN via igb1 and it is
> КЕ> leaving to world via igb0
> 
> КЕ> but when I see processes I see that on igb0 there is 4 queues but on
> КЕ> igb1 it is only one. Do I must tune something or all is right here?

vmstat -i
shows interrupts assigned to the nic.  Whats the netgraph stuff doing ?
Perhaps provide more details about what the box is doing and do you have
any modules loaded. Do you have any tunables set in /etc/sysctl.conf or
in /boot/loader.conf ?

	---Mike

> 
> КЕ> top -SIHP
> 
> КЕ>    PID USERNAME   PRI NICE   SIZE    RES STATE   C   TIME   WCPU COMMAND
> КЕ>    11 root       155 ki31     0K    32K RUN     1 287:27 70.21% idle{idle: cpu1}
> КЕ>    11 root       155 ki31     0K    32K RUN     3 292:42 67.77% idle{idle: cpu3}
> КЕ>    11 root       155 ki31     0K    32K CPU2    2 286:38 65.97% idle{idle: cpu2}
> КЕ>    11 root       155 ki31     0K    32K RUN     0 282:58 57.13% idle{idle: cpu0}
> КЕ>    12 root       -92    -     0K   248K WAIT    1   7:01  5.32% intr{irq257: igb0:que}
> КЕ>    12 root       -92    -     0K   248K WAIT    0   9:35  5.03% intr{irq256: igb0:que}
> КЕ>    12 root       -92    -     0K   248K WAIT    2   8:14  4.25% intr{irq258: igb0:que}
> КЕ>    12 root       -92    -     0K   248K WAIT    3   9:48  3.71% intr{irq259: igb0:que}
> КЕ>    13 root       -16    -     0K    32K sleep   2   6:42  3.08% ng_queue{ng_queue3}
> КЕ>    13 root       -16    -     0K    32K sleep   3   6:42  2.98% ng_queue{ng_queue1}
> КЕ>    13 root       -16    -     0K    32K sleep   0   6:42  2.93% ng_queue{ng_queue2}
> КЕ>    13 root       -16    -     0K    32K sleep   2   6:43  2.69% ng_queue{ng_queue0}
> КЕ>  7371 root        21    0 15388K  5496K select  2   5:04  0.73% snmpd
> КЕ>    12 root       -92    -     0K   248K WAIT    0   1:52  0.63% intr{irq261: igb1:que}
> 
> 
> getting information about interrupts shows that there is not
> interrupts from igb1
> char igb_driver_version[] = "version - 2.2.5";
> 
> 
>     2 users    Load  0.50  0.53  0.50                  Dec 22 23:59
> 
> Mem:KB    REAL            VIRTUAL                       VN PAGER   SWAP PAGER
>         Tot   Share      Tot    Share    Free           in   out     in   out
> Act  332272   13268  2062288    30088  122004  count
> All  494672   19520  4333592    90716          pages
> Proc:                                                            Interrupts
>   r   p   d   s   w   Csw  Trp  Sys  Int  Sof  Flt    117 cow   31201 total
>           1 172       72k  889 4135  14k 4041  660    296 zfod        ata0 14
>                                                        10 ozfod     5 ata1 15
>  3.9%Sys   5.0%Intr  0.4%User  0.0%Nice 90.7%Idle       3%ozfod     2 ehci0 16
> |    |    |    |    |    |    |    |    |    |    |       daefr     2 ehci1 23
> ==++>                                                 378 prcfr  4126 cpu0:timer
>                                         33 dtbuf      450 totfr  2920 igb0:que 0
> Namei     Name-cache   Dir-cache    110737 desvn          react  2680 igb0:que 1
>    Calls    hits   %    hits   %     37963 numvn          pdwak  2187 igb0:que 2
>     4504    4492 100                 27657 frevn          pdpgs  2550 igb0:que 3
>                                                           intrn       igb0:link
> Disks  ada0   da0 pass0 pass1                      270288 wire   4355 igb1:que 0
> KB/t  30.96  0.00  0.00  0.00                      316488 act       3 igb1:que 1
> tps       5     0     0     0                     1264188 inact     1 igb1:que 2
> MB/s   0.16  0.00  0.00  0.00                       95204 cache     2 igb1:que 3
> %busy     0     0     0     0                       26800 free        igb1:link
>                                                    114912             re0 266
>                                                                  4127 cpu1:timer
>                                                                  4116 cpu3:timer
>                                                                  4125 cpu2:timer
> 
> 
> 


-- 
-------------------
Mike Tancsa, tel +1 519 651 3400
Sentex Communications, mike at sentex.net
Providing Internet services since 1994 www.sentex.net
Cambridge, Ontario Canada   http://www.tancsa.com/