So, I somehow ended up with this process still running on my local machine after a (probably failed) 'make check-acceptance':
petmay01 13710 99.7 3.7 2313448 1235780 pts/16 Sl 16:10 378:00 ./qemu-system-aarch64 -display none -vga none -chardev socket,id=mon,path=/var/tmp/tmp5szft2yi/qemu-13290-monitor.sock -mon chardev=mon,mode=control -machine virt -chardev socket,id=console,path=/var/tmp/tmp5szft2yi/qemu-13290-console.sock,server,nowait -serial chardev:console -icount shift=7,rr=record,rrfile=/var/tmp/avocado_iv8dehpo/avocado_job_w9efukj5/32-tests_acceptance_reverse_debugging.py_ReverseDebugging_AArch64.test_aarch64_virt/replay.bin,rrsnapshot=init -net none -drive file=/var/tmp/avocado_iv8dehpo/avocado_job_w9efukj5/32-tests_acceptance_reverse_debugging.py_ReverseDebugging_AArch64.test_aarch64_virt/disk.qcow2,if=none -kernel /home/petmay01/avocado/data/cache/by_location/a00ac4ae676ef0322126abd2f7d38f50cc9cbc95/vmlinuz -cpu cortex-a53 and it was continuing to log to a deleted file /var/tmp/avocado_iv8dehpo/avocado_job_w9efukj5/32-tests_acceptance_reverse_debugging.py_ReverseDebugging_AArch64.test_aarch64_virt/replay.bin which was steadily eating my disk space and got up to nearly 100GB in used disk (invisible to du, of course, since it was an unlinked file) before I finally figured out what was going on and killed it about six hours later... Any suggestions for how we might improve the robustness of the relevant test ? thanks -- PMM