Since openSUSE Tumbleweed 20230209 and kernel 6.1.10-1 I got an additional
"sleep" time when booting the system.
I suppose the following log entries give a hint on the reason.
To my surprise the system nevertheless starts normally afterwards.

Feb 11 15:50:14 transformer systemd[1]:
dev-disk-by\x2duuid-47c6783a\x2d2b0\x24740\x2abd3\x24f0f43f63d8c.device: Job
dev-disk-by\x2duuid-47c6783a\x2d2b0\x24740\x2abd3\x24f0f43f63d8c.device/start
timed out.
Feb 11 15:50:14 transformer systemd[1]: Timed out waiting for device
/dev/disk/by-uuid/47c6783a-2b0$740*bd3$f0f43f63d8c.
Feb 11 15:50:14 transformer systemd[1]: Dependency failed for Cryptography
Setup for root.
Feb 11 15:50:14 transformer systemd[1]: Dependency failed for Local Encrypted
Volumes.
Feb 11 15:50:14 transformer systemd[1]: cryptsetup.target: Job
cryptsetup.target/start failed with result 'dependency'.
Feb 11 15:50:14 transformer systemd[1]: systemd-cryptsetup@root.service: Job
systemd-cryptsetup@root.service/start failed with result 'dependency'.
Feb 11 15:50:14 transformer systemd[1]:
dev-disk-by\x2duuid-47c6783a\x2d2b0\x24740\x2abd3\x24f0f43f63d8c.device: Job
dev-disk-by\x2duuid-47c6783a\x2d2b0\x24740\x2abd3\x24f0f43f63d8c.device/start
failed with result 'timeout'.
Feb 11 15:50:14 transformer systemd[1]: Reached target Block Device Preparation
for /dev/mapper/root.