On Tue, 27 Mar 2018 14:45:18 +0200 BRINER Cédric said: > Which file should I look to to better investigate the topic ? One of these files might have logged a relevant message just before the freeze: /var/log/sylog* /var/log/messages* /var/log/debug* /var/log/kern.log* Regards -- Abdullah Ramazanoglu