My pulse audio mixer looks like this:
May be this qjackctl log can help:
16:22:20.805 Statistics reset. 16:22:20.806 ALSA connection change. 16:22:20.807 D-BUS: Service is available (org.jackaudio.service aka jackdbus). Cannot connect to server socket err = No such file or directory Cannot connect to server request channel jack server is not running or cannot be started JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock 16:22:20.931 ALSA connection graph change. 16:22:29.037 D-BUS: JACK server is starting... 16:22:29.038 D-BUS: JACK server was started (org.jackaudio.service aka jackdbus). Cannot connect to server socket err = No such file or directory Cannot connect to server request channel jack server is not running or cannot be started JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock Tue Nov 9 16:22:28 2021: Starting jack server... Tue Nov 9 16:22:28 2021: JACK server starting in non-realtime mode Tue Nov 9 16:22:28 2021: self-connect-mode is "Don't restrict self connect requests" Tue Nov 9 16:22:28 2021: ERROR: Cannot lock down 107341340 byte memory area (Cannot allocate memory) Tue Nov 9 16:22:29 2021: Acquired audio card Audio0 Tue Nov 9 16:22:29 2021: creating alsa driver ... hw:0|hw:0|1024|2|96000|0|0|nomon|swmeter|-|32bit Tue Nov 9 16:22:29 2021: configuring for 96000Hz, period = 1024 frames (10.7 ms), buffer = 2 periods Tue Nov 9 16:22:29 2021: ALSA: final selected sample format for capture: 32bit integer little-endian Tue Nov 9 16:22:29 2021: ALSA: use 2 periods for capture Tue Nov 9 16:22:29 2021: ALSA: final selected sample format for playback: 32bit integer little-endian Tue Nov 9 16:22:29 2021: ALSA: use 2 periods for playback Tue Nov 9 16:22:29 2021: graph reorder: new port 'system:capture_1' Tue Nov 9 16:22:29 2021: New client 'system' with PID 0 Tue Nov 9 16:22:29 2021: graph reorder: new port 'system:capture_2' Tue Nov 9 16:22:29 2021: graph reorder: new port 'system:playback_1' Tue Nov 9 16:22:29 2021: graph reorder: new port 'system:playback_2' Tue Nov 9 16:22:29 2021: New client 'PulseAudio JACK Sink' with PID 671 Tue Nov 9 16:22:29 2021: Connecting 'PulseAudio JACK Sink:front-left' to 'system:playback_1' Tue Nov 9 16:22:29 2021: Connecting 'PulseAudio JACK Sink:front-right' to 'system:playback_2' Tue Nov 9 16:22:29 2021: New client 'PulseAudio JACK Source' with PID 671 Tue Nov 9 16:22:29 2021: ERROR: JackEngine::XRun: client = PulseAudio JACK Source was not finished, state = Triggered Tue Nov 9 16:22:29 2021: ERROR: JackAudioDriver::ProcessGraphAsyncMaster: Process error Tue Nov 9 16:22:29 2021: Connecting 'system:capture_1' to 'PulseAudio JACK Source:front-left' Tue Nov 9 16:22:29 2021: Connecting 'system:capture_2' to 'PulseAudio JACK Source:front-right' Tue Nov 9 16:22:30 2021: Saving settings to "/home/human/.config/jack/conf.xml" ... 16:22:31.083 JACK connection change. 16:22:31.085 Statistics reset. 16:22:31.102 Client activated. 16:22:31.102 Patchbay deactivated. 16:22:31.115 JACK connection graph change. Cannot lock down 107341340 byte memory area (Cannot allocate memory) Tue Nov 9 16:22:31 2021: New client 'qjackctl' with PID 108656 
