Ceph

Examples of failed runs:
rfriedma-2021-09-14_06:20:00-rados-wip-ronenf-unique-scrub-distro-basic-smithi/6389510
rfriedma-2021-09-14_06:20:00-rados-wip-ronenf-unique-scrub-distro-basic-smithi/6389479

The cores are usually unhelpful (stack corrupted?):

_Core was generated by `ceph-objectstore-tool --err-to-stderr --no-mon-config --log-file=/var/log/ceph/'.
Program terminated with signal SIGABRT, Aborted.
#0 0x00007f0b71c089bf in raise () from /lib64/libpthread.so.0
[Current thread is 1 (Thread 0x7f0b7484cec0 (LWP 74553))]
#0 0x00007f0b71c089bf in raise () from /lib64/libpthread.so.0
#1 0x000056124f8a759a in ?? ()
#2 0x00007f0b711066a0 in ?? () from /lib64/libstdc++.so.6
#3 0x0000561251192000 in ?? ()
#4 0x0000000000000000 in ?? ()
Namespace(cores=True, cposd=False, verbose=True)
- core file /home/ubuntu/cephtest/archive/coredump/1631604755.74553.core: /home/ubuntu/cephtest/archive/coredump/1631604755.74553.core: ELF 64-bit LSB core file, x86-64, version 1 (SYSV), SVR4-style, from 'ceph-objectstore-tool --err-to-stderr --no-mon-config --log-file=/var/log/ceph/', real uid: 0, effective uid: 0, real gid: 0, effective gid: 0, execfn: '/bin/ceph-objectstore-tool', platform: 'x86_64'

- dumped by ceph-objectstore-tool
_