Today, seemingly at random, my internet went "down" and when I checked /etc/NetworkManager/NetworkManager.conf -- my changes had reverted!
Is there a way to make them permanent?
This evening, I added:
Was previously 'false,' and still modified the OpenDNS nameservers I used in /etc/resolv/conf - is there anything else I have to do?[main]
plugins=ifupdown,keyfile
[ifupdown]
managed=true
Would adding my nameserver entries in /etc/networks suffice?
Or, adding a dns-namservers entry to /etc/network/interfaces? Which is presently:
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auto wlan0
iface wlan0 inet dhcp
wpa-ssid "my_ssid_broacast"
wpa-psk "wifi_password"
I am also experiencing a slow boot-up:
systemd-analyze blame results in:
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11.443s networking.service
3.714s ModemManager.service
2.949s accounts-daemon.service
2.494s alsa-restore.service
2.492s pppd-dns.service
2.480s bluetooth.service
2.327s systemd-logind.service
2.250s rsyslog.service
2.250s rc-local.service
2.249s systemd-user-sessions.service
2.236s avahi-daemon.service
1.722s systemd-fsck@dev-disk-by\x2duuid-C636\x2d32A8.service
1.537s minissdpd.service
1.144s keyboard-setup.service
1.067s systemd-rfkill@rfkill1.service
1.066s systemd-rfkill@rfkill0.service
766ms packagekit.service
764ms systemd-rfkill@rfkill3.service
656ms systemd-tmpfiles-setup-dev.service
646ms kbd.service
570ms systemd-setup-dgram-qlen.service
569ms dev-hugepages.mount
532ms sys-kernel-debug.mount
lshw
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debian
description: Computer
width: 64 bits
capabilities: smbios-2.8 vsyscall32
*-core
description: Motherboard
physical id: 0
*-memory
description: System memory
physical id: 0
size: 7752MiB
*-cpu
product: Intel(R) Core(TM) i3-6100U CPU @ 2.30GHz
vendor: Intel Corp.
physical id: 1
bus info: cpu@0
size: 400MHz
capacity: 2301MHz
width: 64 bits
capabilities: fpu fpu_exception wp vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx pdpe1gb rdtscp x86-64 constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc aperfmperf eagerfpu pni pclmulqdq dtes64 monitor ds_cpl vmx est tm2 ssse3 fma cx16 xtpr pdcm pcid sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand lahf_lm abm 3dnowprefetch ida arat epb xsaveopt pln pts dtherm tpr_shadow vnmi flexpriority ept vpid fsgsbase tsc_adjust bmi1 hle avx2 smep bmi2 erms invpcid rtm mpx rdseed adx smap clflushopt cpufreq
*-pci
description: Host bridge
product: Intel Corporation
vendor: Intel Corporation
physical id: 100
bus info: pci@0000:00:00.0
version: 08
width: 32 bits
clock: 33MHz
*-display UNCLAIMED
description: VGA compatible controller
product: Intel Corporation
vendor: Intel Corporation
physical id: 2
bus info: pci@0000:00:02.0
version: 07
width: 64 bits
clock: 33MHz
capabilities: pciexpress msi pm vga_controller bus_master cap_list
configuration: latency=0
resources: memory:a1000000-a1ffffff memory:90000000-9fffffff ioport:6000(size=64)
*-usb
description: USB controller
product: Intel Corporation
vendor: Intel Corporation
physical id: 14
bus info: pci@0000:00:14.0
version: 21
width: 64 bits
clock: 33MHz
capabilities: pm msi xhci bus_master cap_list
configuration: driver=xhci_hcd latency=0
resources: irq:139 memory:a3300000-a330ffff
*-usbhost:0
product: xHCI Host Controller
vendor: Linux 3.16.0-4-amd64 xhci_hcd
physical id: 0
bus info: usb@2
logical name: usb2
version: 3.16
capabilities: usb-3.00
configuration: driver=hub slots=6 speed=5000Mbit/s
*-usbhost:1
product: xHCI Host Controller
vendor: Linux 3.16.0-4-amd64 xhci_hcd
physical id: 1
bus info: usb@1
logical name: usb1
version: 3.16
capabilities: usb-2.00
configuration: driver=hub slots=12 speed=480Mbit/s
*-usb:0
description: Wireless interface
product: 802.11n NIC
vendor: Realtek
physical id: 2
bus info: usb@1:2
logical name: wlan1
version: 0.00
serial: E0B2F1A9666E
capabilities: usb-2.00 ethernet physical wireless
configuration: broadcast=yes driver=r8188eu ip=192.168.0.22 maxpower=500mA multicast=yes speed=480Mbit/s wireless=IEEE 802.11bgn
*-usb:1
description: USB hub
product: USB2.0 Hub
vendor: GenesysLogic
physical id: 4
bus info: usb@1:4
version: 4.02
capabilities: usb-2.10
configuration: driver=hub maxpower=100mA slots=4 speed=480Mbit/s
*-usb
description: Mouse
product: Optical USB Mouse
vendor: Logitech
physical id: 1
bus info: usb@1:4.1
version: 3.40
capabilities: usb-2.00
configuration: driver=usbhid maxpower=100mA speed=2Mbit/s
*-usb:2
description: Video
product: EasyCamera
vendor: Azurewave
physical id: 5
bus info: usb@1:5
version: 16.04
serial: 0x0001
capabilities: usb-2.00
configuration: driver=uvcvideo maxpower=500mA speed=480Mbit/s
*-usb:3
description: Generic USB device
product: USB2.0-CRW
vendor: Generic
physical id: 6
bus info: usb@1:6
version: 39.60
serial: 20100201396000000
capabilities: usb-2.00
configuration: driver=rtsx_usb maxpower=500mA speed=480Mbit/s
*-usb:4
description: Bluetooth wireless interface
product: Bluetooth Radio
vendor: Realtek
physical id: 7
bus info: usb@1:7
version: 2.00
serial: 00e04c000001
capabilities: bluetooth usb-2.10
configuration: driver=btusb maxpower=500mA speed=12Mbit/s
*-generic UNCLAIMED
description: Signal processing controller
product: Intel Corporation
vendor: Intel Corporation
physical id: 14.2
bus info: pci@0000:00:14.2
version: 21
width: 64 bits
clock: 33MHz
capabilities: pm msi bus_master cap_list
configuration: latency=0
resources: memory:a332a000-a332afff
*-communication UNCLAIMED
description: Communication controller
product: Intel Corporation
vendor: Intel Corporation
physical id: 16
bus info: pci@0000:00:16.0
version: 21
width: 64 bits
clock: 33MHz
capabilities: pm msi cap_list
configuration: latency=0
resources: memory:a332b000-a332bfff
*-storage
description: SATA controller
product: Intel Corporation
vendor: Intel Corporation
physical id: 17
bus info: pci@0000:00:17.0
version: 21
width: 32 bits
clock: 66MHz
capabilities: storage msi pm ahci_1.0 bus_master cap_list
configuration: driver=ahci latency=0
resources: irq:140 memory:a3328000-a3329fff memory:a332e000-a332e0ff ioport:6080(size=8) ioport:6088(size=4) ioport:6060(size=32) memory:a332c000-a332c7ff
*-pci:0
description: PCI bridge
product: Intel Corporation
vendor: Intel Corporation
physical id: 1c
bus info: pci@0000:00:1c.0
version: f1
width: 32 bits
clock: 33MHz
capabilities: pci pciexpress msi pm normal_decode bus_master cap_list
configuration: driver=pcieport
resources: irq:16 ioport:5000(size=4096) memory:a3200000-a32fffff ioport:a3000000(size=1048576)
*-network
description: Ethernet interface
product: RTL8101E/RTL8102E PCI Express Fast Ethernet controller
vendor: Realtek Semiconductor Co., Ltd.
physical id: 0
bus info: pci@0000:01:00.0
logical name: eth0
version: 07
serial: 1c:39:47:e7:6c:e9
size: 10Mbit/s
capacity: 100Mbit/s
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress msix vpd bus_master cap_list ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=r8169 driverversion=2.3LK-NAPI duplex=half firmware=rtl8106e-1_0.0.1 06/29/12 latency=0 link=no multicast=yes port=MII speed=10Mbit/s
resources: irq:138 ioport:5000(size=256) memory:a3200000-a3200fff memory:a3000000-a3003fff
*-pci:1
description: PCI bridge
product: Intel Corporation
vendor: Intel Corporation
physical id: 1c.5
bus info: pci@0000:00:1c.5
version: f1
width: 32 bits
clock: 33MHz
capabilities: pci pciexpress msi pm normal_decode bus_master cap_list
configuration: driver=pcieport
resources: irq:17 ioport:4000(size=4096) memory:a3100000-a31fffff
*-network
description: Wireless interface
product: RTL8821AE 802.11ac PCIe Wireless Network Adapter
vendor: Realtek Semiconductor Co., Ltd.
physical id: 0
bus info: pci@0000:02:00.0
logical name: wlan0
version: 00
serial: 78:45:61:cb:75:81
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless
configuration: broadcast=yes driver=rtl8821ae driverversion=3.16.0-4-amd64 firmware=N/A latency=0 link=no multicast=yes wireless=IEEE 802.11abgn
resources: irq:17 ioport:4000(size=256) memory:a3100000-a3103fff
*-pci:2
description: PCI bridge
product: Intel Corporation
vendor: Intel Corporation
physical id: 1d
bus info: pci@0000:00:1d.0
version: f1
width: 32 bits
clock: 33MHz
capabilities: pci pciexpress msi pm normal_decode bus_master cap_list
configuration: driver=pcieport
resources: irq:16 ioport:3000(size=4096) memory:a2000000-a2ffffff ioport:a0000000(size=16777216)
*-isa
description: ISA bridge
product: Intel Corporation
vendor: Intel Corporation
physical id: 1f
bus info: pci@0000:00:1f.0
version: 21
width: 32 bits
clock: 33MHz
capabilities: isa bus_master
configuration: latency=0
*-memory UNCLAIMED
description: Memory controller
product: Intel Corporation
vendor: Intel Corporation
physical id: 1f.2
bus info: pci@0000:00:1f.2
version: 21
width: 32 bits
clock: 33MHz (30.3ns)
capabilities: bus_master
configuration: latency=0
resources: memory:a3324000-a3327fff
*-multimedia
description: Audio device
product: Intel Corporation
vendor: Intel Corporation
physical id: 1f.3
bus info: pci@0000:00:1f.3
version: 21
width: 64 bits
clock: 33MHz
capabilities: pm msi bus_master cap_list
configuration: driver=snd_hda_intel latency=32
resources: irq:141 memory:a3320000-a3323fff memory:a3310000-a331ffff
*-serial UNCLAIMED
description: SMBus
product: Intel Corporation
vendor: Intel Corporation
physical id: 1f.4
bus info: pci@0000:00:1f.4
version: 21
width: 64 bits
clock: 33MHz
configuration: latency=0
resources: memory:a332d000-a332d0ff ioport:6040(size=32)
*-scsi:0
physical id: 2
logical name: scsi0
capabilities: emulated
*-disk
description: ATA Disk
product: TOSHIBA MQ01ABD1
vendor: Toshiba
physical id: 0.0.0
bus info: scsi@0:0.0.0
logical name: /dev/sda
version: 6E
serial: 86JSPU91T
size: 931GiB (1TB)
capabilities: gpt-1.00 partitioned partitioned:gpt
configuration: ansiversion=5 guid=0bfcdc3a-d9e4-48f3-b540-17b6ed435b2e logicalsectorsize=512 sectorsize=4096
*-volume:0 UNCLAIMED
description: Windows FAT volume
vendor: MSDOS5.0
physical id: 1
bus info: scsi@0:0.0.0,1
version: FAT32
serial: c636-32a8
size: 255MiB
capacity: 259MiB
capabilities: boot fat initialized
configuration: FATs=2 filesystem=fat label=SYSTEM_DRV name=EFI system partition
*-volume:1
description: reserved partition
vendor: Windows
physical id: 2
bus info: scsi@0:0.0.0,2
logical name: /dev/sda2
serial: 75e03c0d-ab82-472b-b47b-48550a4a99eb
capacity: 15MiB
capabilities: nofs
configuration: name=Microsoft reserved partition
*-volume:2
description: Windows NTFS volume
vendor: Windows
physical id: 3
bus info: scsi@0:0.0.0,3
logical name: /dev/sda3
version: 3.1
serial: 8ca72e2f-1194-7b41-9fa1-34c9475e2295
size: 579GiB
capacity: 579GiB
capabilities: ntfs initialized
configuration: clustersize=4096 created=2016-09-11 00:41:58 filesystem=ntfs label=Windows modified_by_chkdsk=true mounted_on_nt4=true name=Basic data partition resize_log_file=true state=dirty upgrade_on_mount=true
*-volume:3
description: Windows NTFS volume
vendor: Windows
physical id: 4
bus info: scsi@0:0.0.0,4
logical name: /dev/sda4
version: 3.1
serial: 5e206bb6-0348-a047-a7d4-d86fa05d03c1
size: 24GiB
capacity: 24GiB
capabilities: ntfs initialized
configuration: clustersize=4096 created=2016-09-11 02:53:56 filesystem=ntfs label=BACKUPDRIVERS modified_by_chkdsk=true mounted_on_nt4=true name=Basic data partition resize_log_file=true state=dirty upgrade_on_mount=true
*-volume:4
description: Windows NTFS volume
vendor: Windows
physical id: 5
bus info: scsi@0:0.0.0,5
logical name: /dev/sda5
version: 3.1
serial: b4a7-4c43
size: 995MiB
capacity: 999MiB
capabilities: boot precious readonly hidden nomount ntfs initialized
configuration: clustersize=4096 created=2016-09-11 02:53:58 filesystem=ntfs label=WINRE_DRV modified_by_chkdsk=true mounted_on_nt4=true name=Basic data partition resize_log_file=true state=dirty upgrade_on_mount=true
*-volume:5
description: Windows NTFS volume
vendor: Windows
physical id: 6
bus info: scsi@0:0.0.0,6
logical name: /dev/sda6
version: 3.1
serial: 9caa-1a04
size: 11GiB
capacity: 11GiB
capabilities: boot precious readonly hidden nomount ntfs initialized
configuration: clustersize=4096 created=2016-09-11 02:54:03 filesystem=ntfs label=LENOVO_PART modified_by_chkdsk=true mounted_on_nt4=true name=Basic data partition resize_log_file=true state=dirty upgrade_on_mount=true
*-volume:6
description: Windows FAT volume
vendor: MSDOS5.0
physical id: 7
bus info: scsi@0:0.0.0,7
logical name: /dev/sda7
version: FAT32
serial: ce40-098a
size: 992MiB
capacity: 999MiB
capabilities: precious readonly hidden nomount fat initialized
configuration: FATs=2 filesystem=fat label=LRS_ESP name=Basic data partition
*-volume:7
description: EXT4 volume
vendor: Linux
physical id: 8
bus info: scsi@0:0.0.0,8
logical name: /dev/sda8
logical name: /
version: 1.0
serial: 91c33624-4787-4fa0-86f5-bd1986acf349
size: 305GiB
capabilities: journaled extended_attributes large_files huge_files dir_nlink recover extents ext4 ext2 initialized
configuration: created=2017-05-16 20:01:28 filesystem=ext4 lastmountpoint=/ modified=2017-05-17 12:47:13 mount.fstype=ext4 mount.options=rw,relatime,errors=remount-ro,data=ordered mounted=2017-05-17 17:47:17 state=mounted
*-volume:8
description: Linux swap volume
vendor: Linux
physical id: 9
bus info: scsi@0:0.0.0,9
logical name: /dev/sda9
version: 1
serial: 4218deb3-c260-42b3-851e-e34b2c99850b
size: 7937MiB
capacity: 7938MiB
capabilities: nofs swap initialized
configuration: filesystem=swap pagesize=4095
*-scsi:1
physical id: 3
logical name: scsi1
capabilities: emulated
*-cdrom
description: DVD-RAM writer
product: DVDRAM GUE0N
vendor: HL-DT-ST
physical id: 0.0.0
bus info: scsi@1:0.0.0
logical name: /dev/cdrom
logical name: /dev/cdrw
logical name: /dev/dvd
logical name: /dev/dvdrw
logical name: /dev/sr0
version: T.02
capabilities: removable audio cd-r cd-rw dvd dvd-r dvd-ram
configuration: ansiversion=5 status=nodisc