How did this workout? I am considering getting the Dell PowerEdge 2950. On 11/5/07, Steven <[EMAIL PROTECTED]> wrote: > > 2950s work fine. > > I have had the parity error for over a year with no noticable problems. > It is working fine. > > I did have to make some IRQ changes to clean up the system. > > I did these on my Dell 1750 test machine, but have made the same changes > on my production machine. > The changes basically redue the IRQ load from other cards, like the RAID > card, which will reduce the bus's capacity for processing all of the TDM > IRQs. > It also allocates just one CPU full time for all of the TDM IRQs. > > The changes are below: > > > ref: > FYI on zttool output on SMP system > > --- Results after 56 passes --- > Best: 100.000000 -- Worst: 99.987793 -- Average: 99.999564 > Only 2 were 99.987793, the 54 others were all 100.000000. > > I got this by making the changes below on my dual proc Dell 1750. > > setpci -v -s 01:08.1 LATENCY_TIMER=8 > setpci -v -s 00:0f.1 LATENCY_TIMER=8 > setpci -v -s 01:04.0 LATENCY_TIMER=8 > setpci -v -s 01:02.0 LATENCY_TIMER=8 > setpci -v -s 00:0f.2 LATENCY_TIMER=8 > setpci -v -s 01:04.0 LATENCY_TIMER=8 (these are USB, SCSI HW RAID driver, > Ethernet, Video, etc. I did not alter ZAP cards, nor any > bridges or buses) > > echo 1 > /proc/irq/17/smp_affinity (Ethernet) > echo 1 > /proc/irq/18/smp_affinity (SCSI HW RAID Driver) > echo 2 > /proc/irq/20/smp_affinity (TDM) > echo 2 > /proc/irq/24/smp_affinity (TE411P) > > I also turned of the startup of irqbalance. > > The setpci changes did the most work concerning reaching 100% in zttest. > > Irqbalance was causing the the processor handling the interrupts of the > zap cards to change very often. > This would impose a delay during the change and cause the zttest numbers > to drop/be inconsistent. > > Because I turned irqbalance off, the irqs are processed round robin style, > which is also not good. > Therefore, I hard coded the processor affinity for the zap cards to one > proc and all other high load irqs to the other proc. > If you have more than 2 procs, you can spread them out even more. If you > do not turn off irqbalance, the affinity changes will be > overwritten by it. > > I made these changes on a live system without issue. > I set these changes in /etc/rc.d/rc.local to reset them after reboots. > > -- > -- > Steven > > http://www.glimasoutheast.org > > > > > "Brian Hutchinson" <[EMAIL PROTECTED]> wrote in message > news:[EMAIL PROTECTED] > You guys are scaring me! I'm building a 2950 with SAS RAID 5 on the new > PERC and it will have 2 TE420P's. I hope it works or my bacon will fry. > > On 10/25/07, Joseph Begumisa <[EMAIL PROTECTED]> wrote: > > > > > > > > Has anyone had any compatibility issues with a TE110P card installed > > > on a Dell Poweredge 1950?I noted the following error on the LCD > > > display of the Dell Poweredge 1950: > > > > > > > > > > > > E1711 PCI PErr Slot 1 E171F PCIE Fatal Error B0 D4 F0. > > > > >Yes, I have had this problem with a dell PE1650, 1850, SC1400, and > > PE650. I > > have a TE410P that does it. It may not be wise, but I just ignore the > > orange > > blinking LCD display (or light, >depending on the model). I did try > > reseating the card, and it "works" for a few weeks, and then goes back > > to > > the same old thing. > > > > Yes, that happened too. Digium has graciously offered to send me a > > TE120P > > with the Digium VoiceBus technology which I will test out on the Dell1950. > > Will post my findings thereafter. > > > > Joseph. > > > > > > > > > > _______________________________________________ > > --Bandwidth and Colocation Provided by http://www.api-digital.com-- > > > > asterisk-users mailing list > > To UNSUBSCRIBE or update options visit: > > http://lists.digium.com/mailman/listinfo/asterisk-users > > > > ------------------------------ > > _______________________________________________ > --Bandwidth and Colocation Provided by http://www.api-digital.com-- > > asterisk-users mailing list > To UNSUBSCRIBE or update options visit: > http://lists.digium.com/mailman/listinfo/asterisk-users > > > _______________________________________________ > --Bandwidth and Colocation Provided by http://www.api-digital.com-- > > asterisk-users mailing list > To UNSUBSCRIBE or update options visit: > http://lists.digium.com/mailman/listinfo/asterisk-users >
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