Bug#976922: systemd-bootchart: FTBFS on ppc64el: dh_auto_test: error: make -j160 check VERBOSE=1 returned exit code 2

[Michael Biebl]

Am 11.12.20 um 09:26 schrieb Lucas Nussbaum:
> I tried to reproduce this on another system (ARM64, 256 visible cores
> because 2 x ThunderX2, 32 cores/cpu, 4 threads/core) and it also
> segfaults.
> 
> I tried to reproduce on yet another system (x86_64, 128 visible cores
> because 4x Intel Xeon Gold 6130, 16 cores/cpu, 2 threads/core), and it
> also segfaults.
> 
> My guess would be that the test suite depends on the system it is
> running on (it just generates the output for the local system), and
> there's something it doesn't like about large numbers of cores, but
> there's nothing specific to ppc64el here.

There is also
$ grep MAXCPUS -R
src/bootchart.h:#define MAXCPUS        16
src/bootchart.h:        double runtime[MAXCPUS];
src/bootchart.h:        double waittime[MAXCPUS];
src/store.c:                        if (r < 0 || c > MAXCPUS -1)
src/store.c:                                /* Oops, we only have room 
for MAXCPUS data */