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A quick note about devel/afl++
Hi,
One of my NetBSD 11 PowerPC build machines is a single core PowerPC Mac
mini with 1 gig of memory. For obvious reasons, I run this system without
MAKE_JOBS.
I happened to be logged in when I saw this while the system was compiling
devel/afl++ from 2026Q2:
load averages: 12.2, 10.1, 6.12; up 13+01:09:08 03:01:24
52 processes: 1 runnable, 50 sleeping, 1 on CPU
CPU states: 0.2% user, 31.2% nice, 22.9% system, 0.2% interrupt, 45.4% idle
Memory: 547M Act, 267M Inact, 88K Wired, 82M Exec, 79M File, 2184K Free
Swap: 2048M Total, 674M Used, 1374M Free / Pools: 159M Used / Network: 8K In, 16K Out
PID USERNAME PRI NICE SIZE RES STATE TIME WCPU CPU COMMAND
0 root 222 0 0K 76M ifwdog 417:50 36.87% 36.87% [system]
16737 pbulk 22 4 313M 159M RUN 0:48 15.28% 15.28% clang++
23548 pbulk 76 4 298M 140M biowait 0:43 12.70% 12.70% clang++
27709 pbulk 81 4 260M 106M biowait 0:32 3.32% 3.32% clang++
13618 pbulk 82 4 255M 98M biowait 0:31 2.34% 2.34% clang++
24540 pbulk 83 4 256M 76M biowait 0:30 2.10% 2.10% clang++
14430 pbulk 82 4 247M 79M biowait 0:28 1.71% 1.71% clang++
7083 pbulk 83 4 253M 63M biowait 0:29 1.66% 1.66% clang++
28896 pbulk 83 4 247M 79M biowait 0:28 1.46% 1.46% clang++
26547 pbulk 83 4 236M 60M biowait 0:25 1.37% 1.37% clang++
29165 pbulk 83 4 244M 71M biowait 0:27 1.32% 1.32% clang++
22673 pbulk 83 4 256M 74M biowait 0:30 1.27% 1.27% clang++
I remember there were issues with rust ignoring MAKE_JOBS in the past, but
that was on systems with multiple cores where rust used all the cores no
matter what. But where would afl++ get the idea that more than one job
simultaneously make sense?
John
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