Actually in the past week or two I have seen a make buildworld drop from
205-210 minutes to 180-190 minutes. But I would be more inclined to
attribute that to changes in the source tree itself, not performance.
On Tue, 11 Jul 2000, Thomas D. Dean wrote:
> I don't know if this belongs in -current or -smp, so here goes.
> I am running -current SMP, cvsup, etc. late last night PDT.
> # uname -a
> FreeBSD celebris 5.0-CURRENT FreeBSD 5.0-CURRENT #0: \
> Tue Jul 11 09:53:15 PDT 2000 \
> tomdean@celebris:/usr/src/sys/compile/CELEBRIS-SMP i386
> I have been using 'make world' as a stability/performance indicator.
> The stability has been good. I have had no recent panics, etc.,
> during 'make world'. I choose the times to update carefully.
> Good work core team.
> I seem to see somewhat of a performance drop in the past week.
> I save the output of 'make world' I know this is not a benchmark nor a
> very accurate indicator. However, I believe 'make world' is a pretty
> good torque tool for a lightly loaded, interactive, 'play' system.
> And, disk I/O, compiling and executing user code is what interactive
> users do.
> If 'make world' puts out approximately the same number of lines, I
> think it is doing about the same amount of work.
> I see an increase in 'make world' time over the past week, or so. The
> number of lines of output has gone up slightly. The time elapsed has
> gone up more.
> # world_time.sh
> Make World Statistics
> -current SMP, 2xP133, 96MB RAM, IBM Superstor 9G disk.
> Lines is the number of lines of output produced by 'make world'.
> Date Lines Make Time Lines/Minute
> -------- ----- --------- ------------
> 19991018 35281 6h40m16s 88.20
> 20000401 39490 7h56m18s 82.96
> 20000402 39427 7h28m41s 88.01
> 20000412 39404 7h10m21s 91.64
> 20000621 38679 7h20m20s 87.91
> 20000630 39530 7h56m20s 83.05
> 20000709 39679 8h40m28s 76.31
> 20000710 39568 9h13m46s 71.55
> 20000711 41178 9h22m05s 73.27
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