On Mon, 2005-07-04 at 20:13 -0400, Mark Hahn wrote: > > # ./lspci -vv -d 11ab: > > 02:01.0 Class 0100: 11ab:5081 (rev 03) > > Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV+ VGASnoop- > > ParErr- Stepping- SERR- FastB2B- > > Status: Cap+ 66Mhz+ UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- > > <TAbort- <MAbort- >SERR- <PERR- > > Latency: 32, cache line size 08 > > latency 32 is quite low; this parameter effects how long the device > can hold onto the bus. try > setpci -s 02:01.0 latency_timer=80
thanks a lot for this and i will test it tomorrow. > and see whether it improves things. I'm unclear on whether a bridged device > also needs the bridge's latency setting changed. > > > Latency: 32, cache line size 08 > > also low. I'm guessing that your bios is tuned for desktop use - some audio > setups need low latency settings. > yes, i guess so, the only drawback of this box is that i am using a entry level server box. so its chipset is quite weak and the setting i left as default. Ming
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