Hi, I just released LTTng 0.175, which fixes a bug introduced very recently in the event ID compactor. Given it only runs after a trace session ends, the problem only shows up when taking a second trace (or more) after bootup. Mathieu -- Mathieu Desnoyers OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F BA06 3F25 A8FE 3BAE 9A68