File rtdefault.patch of Package pipewire-media-session
diff -wru media-session-0.4.0-orig/media-session.d/alsa-monitor.conf media-session-0.4.0/media-session.d/alsa-monitor.conf
--- media-session-0.4.0-orig/media-session.d/alsa-monitor.conf 2021-10-21 05:19:44.000000000 +0200
+++ media-session-0.4.0/media-session.d/alsa-monitor.conf 2021-10-22 15:36:55.904823815 +0200
@@ -113,7 +113,7 @@
#latency.internal.rate = 0 # internal latency in samples
#latency.internal.ns = 0 # internal latency in nanoseconds
- #api.alsa.period-size = 1024
+ api.alsa.period-size = 512
#api.alsa.headroom = 0
#api.alsa.start-delay = 0
#api.alsa.disable-mmap = false