This is not configurable in 0.17. My device hasn't received 0.18 yet, so I can't confirm if this is still the case. But the release notes don't mention making this behavior configurable.
Jellyfin 10.10.3 (Docker)
Ubuntu 24.04 LTS
Intel i3 12100
Intel Arc A380
OS drive - SK Hynix P41 1TB
Storage
3x WD Red Pro 6TB CMR in RAIDZ1 (JF Library)