!!################################ !!ALSA Information Script v 0.4.64 !!################################ !!Script ran on: Tue Dec 19 11:11:45 UTC 2017 !!Linux Distribution !!------------------ CentOS Linux release 7.4.1708 (Core) NAME="CentOS Linux" ID="centos" ID_LIKE="rhel fedora" PRETTY_NAME="CentOS Linux 7 (Core)" CPE_NAME="cpe:/o:centos:centos:7" HOME_URL="https://www.centos.org/" BUG_REPORT_URL="https://bugs.centos.org/" CENTOS_MANTISBT_PROJECT="CentOS-7" CENTOS_MANTISBT_PROJECT_VERSION="7" REDHAT_SUPPORT_PRODUCT="centos" REDHAT_SUPPORT_PRODUCT_VERSION="7" CentOS Linux release 7.4.1708 (Core) CentOS Linux release 7.4.1708 (Core) !!DMI Information !!--------------- Manufacturer: VMware, Inc. Product Name: VMware Virtual Platform Product Version: None Firmware Version: 6.00 Board Vendor: Intel Corporation Board Name: 440BX Desktop Reference Platform !!ACPI Device Status Information !!--------------- /sys/bus/acpi/devices/ACPI0003:00/status 15 /sys/bus/acpi/devices/LNXCPU:00/status 15 /sys/bus/acpi/devices/LNXCPU:01/status 15 /sys/bus/acpi/devices/LNXCPU:02/status 15 /sys/bus/acpi/devices/LNXCPU:03/status 15 /sys/bus/acpi/devices/PNP0103:00/status 15 /sys/bus/acpi/devices/PNP0700:00/status 15 /sys/bus/acpi/devices/PNP0C02:02/status 15 /sys/bus/acpi/devices/PNP0C0F:00/status 9 /sys/bus/acpi/devices/PNP0C0F:01/status 9 /sys/bus/acpi/devices/PNP0C0F:02/status 9 /sys/bus/acpi/devices/PNP0C0F:03/status 9 /sys/bus/acpi/devices/device:06/status 15 /sys/bus/acpi/devices/device:08/status 15 /sys/bus/acpi/devices/device:09/status 15 /sys/bus/acpi/devices/device:8a/status 15 /sys/bus/acpi/devices/device:8b/status 15 /sys/bus/acpi/devices/device:8c/status 15 /sys/bus/acpi/devices/device:8e/status 15 /sys/bus/acpi/devices/device:90/status 15 /sys/bus/acpi/devices/device:a0/status 15 /sys/bus/acpi/devices/device:a2/status 15 /sys/bus/acpi/devices/device:a4/status 15 /sys/bus/acpi/devices/device:a6/status 15 /sys/bus/acpi/devices/device:a8/status 15 /sys/bus/acpi/devices/device:aa/status 15 /sys/bus/acpi/devices/device:ac/status 15 /sys/bus/acpi/devices/device:ae/status 15 /sys/bus/acpi/devices/device:b0/status 15 /sys/bus/acpi/devices/device:b2/status 15 /sys/bus/acpi/devices/device:b4/status 15 /sys/bus/acpi/devices/device:b6/status 15 /sys/bus/acpi/devices/device:b8/status 15 /sys/bus/acpi/devices/device:ba/status 15 /sys/bus/acpi/devices/device:bc/status 15 /sys/bus/acpi/devices/device:be/status 15 /sys/bus/acpi/devices/device:c0/status 15 /sys/bus/acpi/devices/device:c2/status 15 /sys/bus/acpi/devices/device:c4/status 15 /sys/bus/acpi/devices/device:c6/status 15 /sys/bus/acpi/devices/device:c8/status 15 /sys/bus/acpi/devices/device:ca/status 15 /sys/bus/acpi/devices/device:cc/status 15 /sys/bus/acpi/devices/device:ce/status 15 /sys/bus/acpi/devices/device:d0/status 15 /sys/bus/acpi/devices/device:d2/status 15 /sys/bus/acpi/devices/device:d4/status 15 /sys/bus/acpi/devices/device:d6/status 15 !!Kernel Information !!------------------ Kernel release: 3.10.0-693.11.1.el7.x86_64 Operating System: GNU/Linux Architecture: x86_64 Processor: x86_64 SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k3.10.0-693.11.1.el7.x86_64 Library version: Utilities version: 1.1.3 !!Loaded ALSA modules !!------------------- snd_usb_audio !!Sound Servers on this system !!---------------------------- Pulseaudio: Installed - Yes (/bin/pulseaudio) Running - Yes !!Soundcards recognised by ALSA !!----------------------------- 0 [Device ]: USB-Audio - USB Audio Device C-Media Electronics Inc. USB Audio Device at usb-0000:02:01.0-2.1, full speed !!PCI Soundcards installed in the system !!-------------------------------------- !!Advanced information - PCI Vendor/Device/Subsystem ID's !!------------------------------------------------------- !!Loaded sound module options !!--------------------------- !!Module: snd_usb_audio autoclock : Y device_setup : 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 enable : Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y id : (null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null) ignore_ctl_error : N index : -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1 pid : -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1 quirk_alias : (null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null) vid : -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1 !!USB Mixer information !!--------------------- --startcollapse-- USB Mixer: usb_id=0x0d8c0014, ctrlif=0, ctlerr=0 Card: C-Media Electronics Inc. USB Audio Device at usb-0000:02:01.0-2.1, full speed Unit: 9 Control: name="Speaker Playback Volume", index=0 Info: id=9, control=2, cmask=0x3, channels=2, type="S16" Volume: min=-9472, max=0, dBmin=-3700, dBmax=0 Unit: 9 Control: name="Speaker Playback Switch", index=0 Info: id=9, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 10 Control: name="Auto Gain Control", index=0 Info: id=10, control=7, cmask=0x0, channels=1, type="BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 10 Control: name="Mic Capture Volume", index=0 Info: id=10, control=2, cmask=0x0, channels=1, type="S16" Volume: min=-3072, max=5888, dBmin=-1200, dBmax=2300 Unit: 10 Control: name="Mic Capture Switch", index=0 Info: id=10, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 13 Control: name="Mic Playback Volume", index=0 Info: id=13, control=2, cmask=0x0, channels=1, type="S16" Volume: min=-5888, max=2048, dBmin=-2300, dBmax=800 Unit: 13 Control: name="Mic Playback Switch", index=0 Info: id=13, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 --endcollapse-- !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 2 Dec 19 03:45 /dev/snd/controlC0 crw-rw---- 1 root audio 116, 4 Dec 19 03:46 /dev/snd/pcmC0D0c crw-rw---- 1 root audio 116, 3 Dec 19 03:46 /dev/snd/pcmC0D0p crw-rw---- 1 root audio 116, 1 Dec 19 03:45 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Dec 19 03:45 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x. 2 root root 60 Dec 19 03:45 . drwxr-xr-x. 4 root root 180 Dec 19 03:45 .. lrwxrwxrwx. 1 root root 12 Dec 19 03:45 usb-C-Media_Electronics_Inc._USB_Audio_Device-00 -> ../controlC0 /dev/snd/by-path: total 0 drwxr-xr-x. 2 root root 60 Dec 19 03:45 . drwxr-xr-x. 4 root root 180 Dec 19 03:45 .. lrwxrwxrwx. 1 root root 12 Dec 19 03:45 pci-0000:02:01.0-usb-0:2.1:1.0 -> ../controlC0 !!ALSA configuration files !!------------------------ !!System wide config file (/etc/asound.conf) # # Place your global alsa-lib configuration here... # !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 0: Device [USB Audio Device], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 0: Device [USB Audio Device], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card 0 [Device] Card hw:0 'Device'/'C-Media Electronics Inc. USB Audio Device at usb-0000:02:01.0-2.1, full speed' Mixer name : 'USB Mixer' Components : 'USB0d8c:0014' Controls : 9 Simple ctrls : 3 Simple mixer control 'Speaker',0 Capabilities: pvolume pswitch pswitch-joined Playback channels: Front Left - Front Right Limits: Playback 0 - 37 Mono: Front Left: Playback 17 [46%] [-20.00dB] [on] Front Right: Playback 17 [46%] [-20.00dB] [on] Simple mixer control 'Mic',0 Capabilities: pvolume pvolume-joined cvolume cvolume-joined pswitch pswitch-joined cswitch cswitch-joined Playback channels: Mono Capture channels: Mono Limits: Playback 0 - 31 Capture 0 - 35 Mono: Playback 16 [52%] [-7.00dB] [off] Capture 20 [57%] [8.00dB] [on] Simple mixer control 'Auto Gain Control',0 Capabilities: pswitch pswitch-joined Playback channels: Mono Mono: Playback [on] !!Alsactl output !!-------------- --startcollapse-- state.Device { control.1 { iface PCM name 'Playback Channel Map' value.0 0 value.1 0 comment { access read type INTEGER count 2 range '0 - 36' } } control.2 { iface PCM name 'Capture Channel Map' value 0 comment { access read type INTEGER count 1 range '0 - 36' } } control.3 { iface MIXER name 'Mic Playback Switch' value false comment { access 'read write' type BOOLEAN count 1 } } control.4 { iface MIXER name 'Mic Playback Volume' value 16 comment { access 'read write' type INTEGER count 1 range '0 - 31' dbmin -2300 dbmax 800 dbvalue.0 -700 } } control.5 { iface MIXER name 'Speaker Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.6 { iface MIXER name 'Speaker Playback Volume' value.0 17 value.1 17 comment { access 'read write' type INTEGER count 2 range '0 - 37' dbmin -3700 dbmax 0 dbvalue.0 -2000 dbvalue.1 -2000 } } control.7 { iface MIXER name 'Mic Capture Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.8 { iface MIXER name 'Mic Capture Volume' value 20 comment { access 'read write' type INTEGER count 1 range '0 - 35' dbmin -1200 dbmax 2300 dbvalue.0 800 } } control.9 { iface MIXER name 'Auto Gain Control' value true comment { access 'read write' type BOOLEAN count 1 } } } --endcollapse-- !!All Loaded Modules !!------------------ Module fuse xt_CHECKSUM ipt_MASQUERADE nf_nat_masquerade_ipv4 tun ip6t_rpfilter ipt_REJECT nf_reject_ipv4 ip6t_REJECT nf_reject_ipv6 xt_conntrack ip_set nfnetlink ebtable_nat ebtable_broute bridge stp llc ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_mangle ip6table_security ip6table_raw iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_mangle iptable_security iptable_raw ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter vmw_vsock_vmci_transport vsock snd_usb_audio snd_usbmidi_lib snd_hwdep snd_rawmidi snd_seq snd_seq_device snd_pcm snd_timer snd soundcore ppdev coretemp sg vmw_balloon pcspkr joydev parport_pc parport shpchp vmw_vmci i2c_piix4 nfsd auth_rpcgss nfs_acl lockd grace sunrpc ip_tables xfs libcrc32c sd_mod crc_t10dif crct10dif_generic sr_mod cdrom crct10dif_common ata_generic pata_acpi vmwgfx drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops ttm crc32c_intel drm serio_raw mptspi ata_piix scsi_transport_spi libata mptscsih mptbase vmxnet3 i2c_core floppy dm_mirror dm_region_hash dm_log dm_mod !!ALSA/HDA dmesg !!-------------- [ 9.754385] XFS (sda1): Ending clean mount [ 11.005982] usbcore: registered new interface driver snd-usb-audio [ 11.752858] type=1305 audit(1513680342.333:4): audit_pid=652 old=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:auditd_t:s0 res=1