Daniel, That does help - thanks. The ms/% thing threw me on the Y axis. I'll look into what a 1 or 2 second latency means.
Mehma === On Wed, Jan 6, 2010 at 2:20 PM, Daniel Lloyd <[email protected]> wrote: > > > On Tue, Jan 5, 2010 at 9:49 PM, mehma sarja <[email protected]> wrote: > >> PROBLEM >> On most evenings around 9 pm, I get service dropouts and accompanying >> packet loss. I literally see chopping in traffic graphs. Some nights, we >> just give up and go to bed. Tonight it is fine. >> >> It is probably Verizon's DSL card getting too much use. However, this >> highlights my inability to fully understand the rrd quality graphs. >> >> HELP >> Please clear somethings up for me: >> a. High spikes are not good cuz the higher the tower, the more latency >> (milliseconds) (yes/no)?_____________________ >> >> b. If the spikes persist, we get packet loss (yes / no)? >> ___________________ >> >> c. If spikes do not correlate to packet loss, what causes packet loss? >> _________________________________ >> >> d. On the "y" coordinate, what does the "%" symbol mean? >> ___________________________________________ >> >> Mehma >> > > a: Yes, higher latency usually lowers perceived speed of the connection > b: Spikes are simply increased latency, not necessarily packet loss. > c: If its a DSL line, anything from line noise to your upstream provider > having issues to a problem with your house wiring. > d: %packet loss, negative values on the graph in red mean packet loss in > percent, and there will be nothing in the positive range. > Hope that helps >
