Jim, You are completely correct. What about the NETWORK_COMPRESSION in ltsp5 - which uses ssh compression. How well does that fare compared to NX?
On Sat, 2007-07-14 at 09:41 -0400, Jim McQuillan wrote: > Faraz, > > While NX is much better at bandwidth, it comes at the expense of CPU > usage. All that proxying, caching, compressing, encrypting comes at a cost. > > If you are trying to us NX on a high speed LAN, i'm not surprised that > your speeds aren't great. Where NX really shines is on low speed > connections. > > I've used NX for alot of remote connection stuff, but it just doesn't > make sense to use NX with LTSP. > > Jim McQuillan > [EMAIL PROTECTED] > > > > Faraz Khan wrote: > > Did some testing over the past few days with Freenx and Ltsp5. My > > purpose was to boot the thin client from tftp (just like ltsp does) so I > > used an existing LTSP setup. > > > > Tried using a script called startnx which is a replacement for > > startx/ldm but that didnt work out too well so I just did it Manually. > > On the thin client shell i did: > > > > 1. Start raw X (just type X) > > 2. Start nxclient so that it connects to X. > > 3. I had a freenx server running on feisty to accept connects. Worked > > perfectly fine - however I really didnt feel ANY difference of speed > > compared to LTSP 5 ssh X tunnelling. It was as slow and laggy even over > > LAN. Basically XDMCP speed beat FreeNX hands down - though FREENX did > > take up much less bandwidth. > > > > Isnt the NX protocol supposed to give you near native speed through > > caching? I noticed no such thing on my end. Ive even tested Nomachine's > > commercial client and server but NOTHING can match the speed of a native > > raw X connection (through XDMCP). Its laggy and screen repainting is > > slow. > > > > Just reporting my results and hoping to obtain feedback. Thin clients > > are PIII-1.0G old Compaqs with 256mb Ram. Am guessing the low end CPU > > might be killing the speed in the case of NX just like it does with > > LTSP5 ssh tunneling. > > > > > > > > ------------------------------------------------------------------------- > This SF.net email is sponsored by DB2 Express > Download DB2 Express C - the FREE version of DB2 express and take > control of your XML. No limits. Just data. Click to get it now. > http://sourceforge.net/powerbar/db2/ > _____________________________________________________________________ > Ltsp-discuss mailing list. To un-subscribe, or change prefs, goto: > https://lists.sourceforge.net/lists/listinfo/ltsp-discuss > For additional LTSP help, try #ltsp channel on irc.freenode.net -- Faraz R Khan CEO, Emergen Consulting Pvt Ltd +92.21.111.111.320 x200 www.emergen.biz ----------------------------- NOTICE: If received in error, please destroy and notify sender. Sender does not intend to waive confidentiality or privilege. Use of this email is prohibited when received in error. ------------------------------------------------------------------------- This SF.net email is sponsored by DB2 Express Download DB2 Express C - the FREE version of DB2 express and take control of your XML. No limits. Just data. Click to get it now. http://sourceforge.net/powerbar/db2/ _____________________________________________________________________ Ltsp-discuss mailing list. To un-subscribe, or change prefs, goto: https://lists.sourceforge.net/lists/listinfo/ltsp-discuss For additional LTSP help, try #ltsp channel on irc.freenode.net
