Core dump file is not generated

Question

Every time, my application crash a core dump file is not generated. I remember that few days ago, on another server it was generated. I\'m running the app u

Answer 1

For the record, on Debian 9 Stretch (systemd), I had to install the package systemd-coredump. Afterwards, core dumps were generated in the folder /var/lib/systemd/coredump.

Furthermore, these coredumps are compressed in the lz4 format. To decompress, you can use the package liblz4-tool like this: lz4 -d FILE.

To be able to debug the decompressed coredump using gdb, I also had to rename the utterly long filename into something shorter...