Hi, I collected some logs I hope it helps. mpd.log: May 27 19:13 : client: [29] opened from 127.0.0.1:37393 May 27 19:13 : client: [29] closed May 27 19:13 : client: [12] process command "next" May 27 19:13 : playlist: play 1:"NAS/first.flac" May 27 19:13 : player: played "NAS/second.flac" May 27 19:13 : playlist: queue song 1:"NAS/third.flac" May 27 19:13 : client: [12] command returned 0 May 27 19:13 : client: [27] process command "status" May 27 19:13 : client: [27] command returned 0 May 27 19:13 : client: [27] process command "playlistinfo 5" May 27 19:13 : client: [27] command returned 0 May 27 19:13 : client: [27] process command "close" May 27 19:13 : client: [27] command returned 3 May 27 19:13 : client: [27] closed May 27 19:13 : client: [12] process command "status" May 27 19:13 : client: [12] command returned 0 May 27 19:13 : client: [12] process command "plchangesposid "14"" May 27 19:13 : client: [12] command returned 0 May 27 19:13 : client: [13] process command "idle" May 27 19:13 : client: [13] command returned 1 May 27 19:13 : client: [12] process command "currentsong" May 27 19:13 : client: [12] command returned 0 May 27 19:13 : decoder_thread: probing plugin flac May 27 19:13 : decoder: audio_format=44100:16:2, seekable=true May 27 19:13 : client: [30] opened from 127.0.0.1:37400 May 27 19:13 : client: [31] opened from 127.0.0.1:37402 May 27 19:13 : client: [30] process command "status" w: 19:13:19 up 2 min, 2 users, load average: 0.75, 0.23, 0.09 19:13:50 up 2 min, 2 users, load average: 3.21, 0.87, 0.31 19:14:55 up 3 min, 2 users, load average: 5.72, 2.07, 0.76 19:15:48 up 4 min, 2 users, load average: 6.49, 2.90, 1.12 19:18:28 up 7 min, 2 users, load average: 6.21, 4.35, 1.96 19:20:01 up 8 min, 2 users, load average: 6.05, 4.78, 2.33 ps: mpd 1875 0.4 7.4 124636 76696 ? SLsl 19:11 0:01 /usr/bin/mpd --verbose /etc/mpd.conf after kill: mpd 1875 0.3 0.0 0 0 ? Zsl 19:11 0:01 [mpd] <defunct> It is interesting because if I use "Basic RT", there is no problem. Thanks, Szilard -- To unsubscribe from this list: send the line "unsubscribe linux-rt-users" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html