On 10/25/05, Robert Atkinson <phreaki_at_gmail.com> wrote: > Maybe a longshot, but what is your cluster size? The default block size of 16384 bytes, a fragment size of 2048 bytes The ide drive has a NTFS partition which I mounted readonly and copying files from there resulted with the same below expected performance :( > > I'd be interested to hear if same irq is being shared if that is enough bw? I disabled the USB controller and the extra NIC to get more available IRQs and tried using the amr on diferent pci slots with no change in performance. > > I've gotten better perf on that hardware with 6, so that's things i watch > for. Tipical 'systat -vm' when getting most bandwith (5.4MB/s): 1 users Load 0.21 0.20 0.08 Oct 26 00:27 Mem:KB REAL VIRTUAL VN PAGER SWAP PAGER Tot Share Tot Share Free in out in out Act 11428 1340 44612 3552 10832 count All 246032 3028 10261972 6828 pages Interrupts Proc:r p d s w Csw Trp Sys Int Sof Flt cow 3340 total 24 7743 1535 5604 40 45836 wire 1001 0: clk 14108 act 2127 5: fxp0 15.6%Sys 10.9%Intr 0.8%User 0.0%Nice 72.7%Idl 176424 inact 6: fdc0 | | | | | | | | | | 10184 cache 128 8: rtc ========+++++> 648 free 11: ahc daefr 13: npx Namei Name-cache Dir-cache prcfr 14: ata Calls hits % hits % react 84 15: amr 1 pdwake zfod 1229 pdpgs Disks ad0 amrd0 da0 pass0 ofod intrn KB/t 0.00 128 0.00 0.00 %slo-z 35152 buf tps 0 42 0 0 993 tfree 3 dirtybuf MB/s 0.00 5.25 0.00 0.00 17453 desiredvnodes % busy 0 14 0 0 643 numvnodes 336 freevnodes -- Joao BarrosReceived on Tue Oct 25 2005 - 21:36:11 UTC
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