[K12OSN] More feedback on Fedora 10 + LTSP

David Hopkins dahopkins429 at gmail.com
Tue Apr 28 12:18:19 UTC 2009

>> ntop was a little different. The peak for Global Statistics, Traffic
>> report stated 130Mb/s.  However, looking at the Network Throughput,
>> All Hosts page,  the Peak value for a 10 second interval for the
>> server stated 739Mb/s.  if this is really 739Mb/(10sec interval) =
>> 73.9, then it seems to agree with iftop (different runs), similarly
>> for the hosts, they report values about a factor of 10 above what
>> iftop reported for peak instant values.
>> The load average on the server with 6 clients running tuxmath was
>> 1.12.  This is an 8 processor system (32bit Xeon MP cpu 2.8Ghz) with
>> 4Gb of memory.  top showed that there wasn't any swap being used.
>   David,
>   since I'm not so expert, please clarify the BIT vs BYTE issue. Of course
> there is an 8 factor between them, which is not far from a 10 factor, and
> can change numbers completely. When speaking of bandwidth the numbers are
> usually expressed in mega bits per second (Mbps) and lower-case 'b' means
> bits. Upper-case 'B' means 'bytes'. I get confused when you speak of  "4Gb"
> of memory. You meant "GB", didn't you? I wonder if in other places you meant
> 'B' for bytes but wrote 'b'. Please clarify.

My mistake ... should have typed 4GB.  "b" means bits and I mistyped
that one. The rest are correct as far as the reports are concerned.
iftop and ntop both report Mb which I take to mean Mbps

Dave Hopkins

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