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Diffstat (limited to 'results/classifier/deepseek-2-tmp/output/mistranslation/1888303')
| -rw-r--r-- | results/classifier/deepseek-2-tmp/output/mistranslation/1888303 | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/results/classifier/deepseek-2-tmp/output/mistranslation/1888303 b/results/classifier/deepseek-2-tmp/output/mistranslation/1888303 new file mode 100644 index 000000000..559d7a1c2 --- /dev/null +++ b/results/classifier/deepseek-2-tmp/output/mistranslation/1888303 @@ -0,0 +1,21 @@ + +Intermittent buggines with user mode emulation of x86-64 on aarch64 + +QEMU Version: 5.0.0 +./configure --target-list=x86_64-linux-user --enable-user --prefix=/opt/qemu --static + +Testing using node_exporter from pmm-client-1.17.4-1.el8.x86_64.rpm + +aarch64 system is running CentOS 8 with a mainline 5.4.52 kernel built for 4KB memory pages. + +On aarch64 machine, invoke: + +./qemu-x86_64-static /usr/local/percona/pmm-client/node_exporter.x86_64 -web.listen-address=192.168.0.10:42000 -web.auth-file=/usr/local/percona/pmm-client/pmm.yml -web.ssl-key-file=/usr/local/percona/pmm-client/server.key -web.ssl-cert-file=/usr/local/percona/pmm-client/server.crt -collectors.enabled=diskstats,filefd,filesystem,loadavg,meminfo,netdev,netstat,stat,time,uname,vmstat,meminfo_numa,textfile + +Most of the time it will outright segfault within a few seconds, seemingly when the prometheus server polls for data. + +But, about once every 10 times, it will not sefault and will continue working just fine forever. + +The dynamically linked version of qemu (built without --static) always works without segfaulting, but it just doesn't work, the prometheus server gets no data from it. Again, once in a while it will work, but even when it doesn't work it won't segfault. + +This vaguely feels like a memory alignment issue somewhere, but my debug-fu is not quite strong enough to attack the problem. \ No newline at end of file |