Collect kernel logs of last 3 boots

Signed-off-by: Kiefer Chang <kiefer.chang@suse.com>
rancher · Sep 1, 2022 · 0c5114c · 0c5114c
1 parent 448b4e0
commit 0c5114c
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/hack/collector-harvester b/hack/collector-harvester
@@ -80,6 +80,12 @@ mkdir -p logs
 cd logs
 
 chroot $HOST_PATH /usr/bin/journalctl -k > kernel.log
+# also collect logs of previous two boots
+for ((i=1; i<=2; i++)); do
+  log_name="kernel.log.$i"
+  chroot $HOST_PATH /usr/bin/journalctl -k -b $((-i)) > $log_name
+  [ ! -s $log_name ] && rm -f $log_name
+done
 
 units=(rke2-server rke2-agent rancherd rancher-system-agent wicked iscsid)