Hi Kevin, Most likely thing is that the new switch is not successfully negotiating full-duplex on the ethernet link. It really kills throughput and ... potentially leads to collisions (which gets you packet loss). You should force both ends of the relevant links to full-duplex.
*David Bullock Machaira Enterprises Pty Ltd * PO Box 31 Canowindra NSW 2804 02 9043 7200 http://machaira.com.au/ On 27 September 2012 10:40, Kevin J Kelly <kevinjmke...@verizon.net> wrote: > blocks of lines across the screen when I play local video files. > I am running Ubuntu 11.04 with Sun Ray Software 5.2 bundle > Firmware version=4.3_146928-01_2011.06.03.14.41, revision=2 > Sunray server connection is 1GB, Sun Ray 2's primarily > > Essentially I had a unmanaged 100MB Netgear switch worked great user > experience was fantastic even while videos playing (avi, mp4, etc...) but > when I changed to a 1GB managed NetGear switch the performance has > deteriorated considerably. I can't play the videos the experience simply > is horrible, just lines across the screen when the sunray is under load > like playing videos > > I saw some posts regarding similar issues and it looked like the outcome > was either the switch or a potential bug ?? > > utcapture indicates: > With the 100MB switch in place, no packet loss or latency > With the 1GB switch in place, packet loss around 10%, got to 16% at one > point, latency over 1.0 > > Any info would be great, it looks like I may need to dumb down the switch ? > > _______________________________________________ > SunRay-Users mailing list > SunRay-Users@filibeto.org > http://www.filibeto.org/mailman/listinfo/sunray-users >
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