W dniu 2010-11-16 16:14, Joel Sing pisze:

quoted text
>
> The default length for a queue is 50 packets - this only allows you to queue
> around 75,000 bytes and the burstiness of TCP slow-start is likely to well
> exceed this in your configuration (due to the BDP). I'd suggest increasing
> the queue length - also run 'pfctl -vvs queue' or 'systat queue' and see
> what's happening with regards to packets drops.


root@router-test (/root)# systat queue

QUEUE                             BW SCH  PRIO     PKTS    BYTES 
DROP_P   DROP_B QLEN BORROW SUSPEN     P/S     B/S
root_em0                       1000M cbq     0  1947967 2879364K 
0        0    0      0      0   29412  44525K
  q_lan                          950M cbq        1947967 2879364K 
  0        0    0      0      0   29412  44525K



root@router-test (/root)# pfctl -vvs queue

queue root_em0 on em0 bandwidth 1Gb priority 0 cbq( wrr root ) {q_lan}
   [ pkts:    4793481  bytes: 7256036778  dropped pkts:      0 bytes: 
    0 ]
   [ qlength:   0/ 50  borrows:      0  suspends:      0 ]
   [ measured: 29385.4 packets/s, 355.86Mb/s ]
queue  q_lan on em0 bandwidth 950Mb cbq( default )
   [ pkts:    4793481  bytes: 7256036778  dropped pkts:      0 bytes: 
    0 ]
   [ qlength:   0/ 50  borrows:      0  suspends:      0 ]
   [ measured: 29385.4 packets/s, 355.86Mb/s ]


best regards,
Robert Lewandowski