[OmniOS-discuss] LX zones: configurations

[Linda Kateley]

If I remember correctly it's a max, not a guarantee.

lk


On 1/11/17 8:15 PM, Mini Trader wrote:
> Seems like I am confusing you
>
> I do realize that it is in BITS!
>
> 4M == 4000KBIT == 500kbytes.
>
> Using 4000K OR 4M SHOULD restrict flow to a MAXIMUM of 500 KBYTES.  
> What I am seeing is that using a value restricts flow to a maximum of 
> 100KBYTES!
>
>
> root at storage1:/root# flowadm add-flow -l backup0 -a transport=tcp tcpflow
> root at storage1:/root# flowadm set-flowprop -p maxbw=4M tcpflow
>
> ubuntu-16.04.1-desk   0%[                      ]   2.67M 104KB/s   eta 
> 3h 45m
>
> # Well gosh darnit.  That doesn't make sense.  Maybe his adapter cant 
> download more than 100KBYTES.  Lets undo what we did and see what happens.
>
> root at storage1:/root# flowadm remove-flow -l backup0
> desktop-amd64.iso?_   1%[                      ]  18.24M  1.00MB/s   
> eta 85m 54s
>
> # It appears our download speed is running at 8 MEGABIT or 1MEGABYTE 
> without any flow.  So why would a restriction of half of our download 
> rate cause it to run at 1/10th the maximum speed!
>
>
> On Wed, Jan 11, 2017 at 8:52 PM, Dan McDonald <danmcd at omniti.com 
> <mailto:danmcd at omniti.com>> wrote:
>
>
>     > On Jan 11, 2017, at 8:32 PM, Mini Trader
>     <miniflowtrader at gmail.com <mailto:miniflowtrader at gmail.com>> wrote:
>     >
>     > This does not work.  Simple example.  Ran wget on an ubuntu
>     ISO.  Was downloading at over 1 mega byte per sec. Set adapter to
>     4000K.  I would expect the download to peak at around 500 Kilo
>     Bytes.  Was in the 100 range.  16000K put it in the 500kb range. 
>     Doesn't add up.  Also didn't persist across reboot of zone.
>
>     1.) flowadm works in units of bits/sec, not bytes. 4000kbit ==
>     4mbit == 500kbytes.  Please RTFM carefully.
>
>     2.) Use it in the global zone for the NIC you're assigning. Then
>     it'll persist.  Persistence of /native commands in LX zones is an
>     open problem right now.  We aren't planning on doing it for
>     flowadm, only for ipadm.
>
>     Dan
>
>
>
>
>
>
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