Re: How i can optimize my operating system?

I get the following result:

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cpu:
Intel(R) Core(TM) i7-4500U CPU @ 1.80GHz, 800 MHz
Intel(R) Core(TM) i7-4500U CPU @ 1.80GHz, 800 MHz
Intel(R) Core(TM) i7-4500U CPU @ 1.80GHz, 800 MHz
Intel(R) Core(TM) i7-4500U CPU @ 1.80GHz, 800 MHz
keyboard:
/dev/input/event7 Logitech Unifying Receiver
/dev/input/event0 AT Translated Set 2 keyboard
mouse:
/dev/input/mice Logitech Unifying Receiver
/dev/input/mice SynPS/2 Synaptics TouchPad
monitor:
J7P58 HB14300 LCD Monitor
graphics card:
Intel Haswell-ULT Integrated Graphics Controller
sound:
Intel 8 Series HD Audio Controller
Intel Haswell-ULT HD Audio Controller
storage:
Intel 8 Series SATA Controller 1 [AHCI mode]
network:
enp7s0 Realtek RTL810xE PCI Express Fast Ethernet controller
wlp6s0 Qualcomm Atheros QCA9565 / AR9565 Wireless Network Adapter
network interface:
enp7s0 Ethernet network interface
wlp6s0 Ethernet network interface
lo Loopback network interface
disk:
/dev/sda Hitachi HTS54252
partition:
/dev/sda1 Partition
/dev/sda2 Partition
/dev/sda5 Partition
/dev/sda6 Partition
/dev/sda7 Partition
/dev/sda8 Partition
cdrom:
/dev/sr0 MATSHITA DVD+-RW UJ8E2
usb controller:
Intel 8 Series USB EHCI #1
bios:
BIOS
bridge:
Intel 8 Series PCI Express Root Port 1
Intel 8 Series LPC Controller
Intel 8 Series PCI Express Root Port 4
Intel Haswell-ULT DRAM Controller
Intel 8 Series PCI Express Root Port 3
hub:
Linux Foundation 2.0 root hub
Intel Hub
memory:
Main Memory
bluetooth:
Qualcomm Atheros Bluetooth Device
unknown:
FPU
DMA controller
PIC
Keyboard controller
PS/2 Controller
Intel 8 Series HECI #0
Intel 8 Series SMBus Controller
/dev/input/event19 Suyin Laptop_Integrated_Webcam_HD

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top - 23:49:37 up 3:23, 1 user, load average: 2.90, 1.48, 0.95

Tasks: 222 total, 2 running, 220 sleeping, 0 stopped, 0 zombie
%Cpu(s): 62.4 us, 10.4 sy, 0.0 ni, 21.6 id, 2.7 wa, 0.0 hi, 2.9 si, 0.0 st
MiB Mem : 3851.6 total, 1171.8 free, 1492.1 used, 1187.7 buff/cache
MiB Swap: 8095.0 total, 8072.0 free, 23.0 used. 1983.6 avail Mem

PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
7988 lulu 20 0 2562964 247644 112156 R 108.3 6.3 0:11.33 Web Content
7772 lulu 20 0 2737548 345892 138548 S 93.4 8.8 0:37.64 x-www-browser
7091 lulu 20 0 651744 52428 34836 S 34.4 1.3 0:09.98 xfce4-terminal
1260 root 20 0 355352 71136 48052 S 18.5 1.8 8:17.92 Xorg
7874 lulu 20 0 8809572 175388 88748 S 13.6 4.4 0:11.50 WebExtensions
7913 lulu 20 0 2516084 164800 106720 S 6.6 4.2 0:05.78 Web Content
7821 lulu 20 0 2456924 148520 97812 S 6.0 3.8 0:06.93 Privileged Cont
8106 root 20 0 19100 6396 5584 S 5.3 0.2 0:00.16 systemd-hostnam
8044 lulu 20 0 2387368 71204 56140 S 3.3 1.8 0:00.57 Web Content
1813 lulu 20 0 1181656 8720 5404 S 3.0 0.2 0:16.61 ibus-daemon
1901 lulu 20 0 68852 21928 17700 S 2.3 0.6 0:51.24 xfwm4
1834 lulu 20 0 283936 24860 20052 S 1.0 0.6 0:06.36 ibus-ui-gtk3
1 root 20 0 169780 8780 6308 S 0.7 0.2 0:01.93 systemd
651 message+ 20 0 10476 5164 3500 S 0.7 0.1 0:03.39 dbus-daemon
1983 lulu 20 0 261384 34164 24440 S 0.7 0.9 0:14.02 panel-16-fsguar
10 root 20 0 0 0 0 I 0.3 0.0 0:06.04 rcu_sched
13 root 20 0 0 0 0 I 0.3 0.0 0:05.08 kworker/0:1-mm_percpu_wq
286 root 20 0 39684 9168 7708 S 0.3 0.2 0:02.22 systemd-journal
368 root 20 0 0 0 0 I 0.3 0.0 0:02.94 kworker/3:2-events
662 avahi 20 0 8264 3076 2760 S 0.3 0.1 0:00.16 avahi-daemon
831 root 20 0 3493084 87840 21644 S 0.3 2.2 0:18.86 java
1202 dnsmasq 20 0 18080 2236 1852 S 0.3 0.1 0:00.22 dnsmasq
1576 root 20 0 85504 27664 7188 S 0.3 0.7 0:02.94 windscribe
1837 lulu 20 0 283200 22520 15232 S 0.3 0.6 0:05.37 ibus-extension-
1883 lulu 20 0 163480 5988 5728 S 0.3 0.2 0:02.24 ibus-engine-sim
1915 lulu 20 0 281988 35780 25868 S 0.3 0.9 0:10.41 xfce4-panel
1929 lulu 20 0 435200 44552 35568 S 0.3 1.1 0:01.52 okular

1936 lulu 20 0 435172 42248 35296 S 0.3 1.1 0:01.44 okular

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Mar 12 00:00:58 lulu-inspiron-5437 rsyslogd: [origin software="rsyslogd" swVersion="8.1901.0" x-pid="645" x-info="https://www.rsyslog.com"] rsyslogd was HUPed
Mar 12 00:00:59 lulu-inspiron-5437 colord[783]: failed to get session [pid 8515]: No hay datos disponibles
Mar 12 00:00:59 lulu-inspiron-5437 colord[783]: failed to get session [pid 8515]: No hay datos disponibles
Mar 12 00:00:59 lulu-inspiron-5437 systemd[1]: logrotate.service: Succeeded.
Mar 12 00:00:59 lulu-inspiron-5437 systemd[1]: Started Rotate log files.
Mar 12 00:01:00 lulu-inspiron-5437 kernel: [12875.005044] iptables denied: IN=wlp6s0 OUT= MAC= SRC="" DST=224.0.0.251 LEN=72 TOS=0x00 PREC=0x00 TTL=255 ID=25539 DF PROTO=UDP SPT=5353 DPT=5353 LEN=52
Mar 12 00:01:01 lulu-inspiron-5437 systemd[1]: man-db.service: Succeeded.
Mar 12 00:01:01 lulu-inspiron-5437 systemd[1]: Started Daily man-db regeneration.
Mar 12 00:02:00 lulu-inspiron-5437 kernel: [12935.095140] iptables denied: IN=wlp6s0 OUT= MAC=01:00:5e:00:00:01:74:3a:ef:19:b0:87:08:00 SRC="" DST=224.0.0.1 LEN=32 TOS=0x00 PREC=0x00 TTL=1 ID=0 PROTO=2
Mar 12 00:02:01 lulu-inspiron-5437 kernel: [12936.145341] iptables denied: IN=enp7s0 OUT= MAC= SRC="" DST=169.254.255.255 LEN=78 TOS=0x00 PREC=0x00 TTL=64 ID=18503 DF PROTO=UDP SPT=137 DPT=137 LEN=58
Mar 12 00:02:01 lulu-inspiron-5437 kernel: [12936.145408] iptables denied: IN=wlp6s0 OUT= MAC= SRC="" DST=192.168.1.255 LEN=78 TOS=0x00 PREC=0x00 TTL=64 ID=9861 DF PROTO=UDP SPT=137 DPT=137 LEN=58
Mar 12 00:02:03 lulu-inspiron-5437 kernel: [12938.147920] iptables denied: IN=enp7s0 OUT= MAC= SRC="" DST=169.254.255.255 LEN=78 TOS=0x00 PREC=0x00 TTL=64 ID=18931 DF PROTO=UDP SPT=137 DPT=137 LEN=58
Mar 12 00:02:03 lulu-inspiron-5437 kernel: [12938.147958] iptables denied: IN=wlp6s0 OUT= MAC= SRC="" DST=192.168.1.255 LEN=78 TOS=0x00 PREC=0x00 TTL=64 ID=10138 DF PROTO=UDP SPT=137 DPT=137 LEN=58
Mar 12 00:02:17 lulu-inspiron-5437 kernel: [12952.162545] iptables denied: IN=enp7s0 OUT= MAC= SRC="" DST=169.254.255.255 LEN=229 TOS=0x00 PREC=0x00 TTL=64 ID=20408 DF PROTO=UDP SPT=138 DPT=138 LEN=209
Mar 12 00:02:25 lulu-inspiron-5437 kernel: [12960.171861] iptables denied: IN=enp7s0 OUT= MAC= SRC="" DST=169.254.255.255 LEN=229 TOS=0x00 PREC=0x00 TTL=64 ID=20835 DF PROTO=UDP SPT=138 DPT=138 LEN=209
Mar 12 00:02:51 lulu-inspiron-5437 dhclient[782]: DHCPDISCOVER on enp7s0 to 255.255.255.255 port 67 interval 4
Mar 12 00:02:55 lulu-inspiron-5437 dhclient[782]: DHCPDISCOVER on enp7s0 to 255.255.255.255 port 67 interval 9
Mar 12 00:03:04 lulu-inspiron-5437 dhclient[782]: DHCPDISCOVER on enp7s0 to 255.255.255.255 port 67 interval 8
Mar 12 00:03:12 lulu-inspiron-5437 dhclient[782]: DHCPDISCOVER on enp7s0 to 255.255.255.255 port 67 interval 12
Mar 12 00:03:24 lulu-inspiron-5437 dhclient[782]: DHCPDISCOVER on enp7s0 to 255.255.255.255 port 67 interval 18
Mar 12 00:03:42 lulu-inspiron-5437 dhclient[782]: DHCPDISCOVER on enp7s0 to 255.255.255.255 port 67 interval 10
Mar 12 00:03:52 lulu-inspiron-5437 dhclient[782]: No DHCPOFFERS received.
Mar 12 00:03:52 lulu-inspiron-5437 dhclient[782]: No working leases in persistent database - sleeping.
Mar 12 00:03:52 lulu-inspiron-5437 root: /etc/dhcp/dhclient-exit-hooks.d/zzz_avahi-autoipd returned non-zero exit status 1
Mar 12 00:04:06 lulu-inspiron-5437 kernel: [13061.149628] iptables denied: IN=wlp6s0 OUT= MAC=01:00:5e:00:00:01:74:3a:ef:19:b0:87:08:00 SRC="" DST=224.0.0.1 LEN=32 TOS=0x00 PREC=0x00 TTL=1 ID=0 PROTO=2
Mar 12 00:06:12 lulu-inspiron-5437 kernel: [13187.204480] iptables denied: IN=wlp6s0 OUT= MAC=01:00:5e:00:00:01:74:3a:ef:19:b0:87:08:00 SRC="" DST=224.0.0.1 LEN=32 TOS=0x00 PREC=0x00 TTL=1 ID=0 PROTO=2
Mar 12 00:07:06 lulu-inspiron-5437 kernel: [13240.393508] iptables denied: IN=enp7s0 OUT= MAC= SRC="" DST=169.254.255.255 LEN=78 TOS=0x00 PREC=0x00 TTL=64 ID=32225 DF PROTO=UDP SPT=137 DPT=137 LEN=58
Mar 12 00:07:06 lulu-inspiron-5437 kernel: [13240.393571] iptables denied: IN=wlp6s0 OUT= MAC= SRC="" DST=192.168.1.255 LEN=78 TOS=0x00 PREC=0x00 TTL=64 ID=27360 DF PROTO=UDP SPT=137 DPT=137 LEN=58
Mar 12 00:07:08 lulu-inspiron-5437 kernel: [13242.396171] iptables denied: IN=enp7s0 OUT= MAC= SRC="" DST=169.254.255.255 LEN=78 TOS=0x00 PREC=0x00 TTL=64 ID=32383 DF PROTO=UDP SPT=137 DPT=137 LEN=58
Mar 12 00:07:08 lulu-inspiron-5437 kernel: [13242.396215] iptables denied: IN=wlp6s0 OUT= MAC= SRC="" DST=192.168.1.255 LEN=78 TOS=0x00 PREC=0x00 TTL=64 ID=27633 DF PROTO=UDP SPT=137 DPT=137 LEN=58
Mar 12 00:07:09 lulu-inspiron-5437 kernel: [13243.397449] iptables denied: IN=enp7s0 OUT= MAC= SRC="" DST=169.254.255.255 LEN=78 TOS=0x00 PREC=0x00 TTL=64 ID=32515 DF PROTO=UDP SPT=137 DPT=137 LEN=58
Mar 12 00:07:22 lulu-inspiron-5437 kernel: [13256.410747] iptables denied: IN=enp7s0 OUT= MAC= SRC="" DST=169.254.255.255 LEN=229 TOS=0x00 PREC=0x00 TTL=64 ID=33361 DF PROTO=UDP SPT=138 DPT=138 LEN=209
Mar 12 00:07:30 lulu-inspiron-5437 kernel: [13264.420592] iptables denied: IN=enp7s0 OUT= MAC= SRC="" DST=169.254.255.255 LEN=229 TOS=0x00 PREC=0x00 TTL=64 ID=33891 DF PROTO=UDP SPT=138 DPT=138 LEN=209
Mar 12 00:07:35 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-61 noise=-95 txrate=60000
Mar 12 00:08:06 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=0 signal=-84 noise=-95 txrate=57800
Mar 12 00:08:09 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-68 noise=-95 txrate=1000
Mar 12 00:08:09 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-68 noise=-95 txrate=1000
Mar 12 00:08:18 lulu-inspiron-5437 kernel: [13313.258579] iptables denied: IN=wlp6s0 OUT= MAC=01:00:5e:00:00:01:74:3a:ef:19:b0:87:08:00 SRC="" DST=224.0.0.1 LEN=32 TOS=0x00 PREC=0x00 TTL=1 ID=0 PROTO=2
Mar 12 00:08:32 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-65 noise=-95 txrate=60000
Mar 12 00:08:51 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=0 signal=-85 noise=-95 txrate=39000
Mar 12 00:08:54 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-70 noise=-95 txrate=1000
Mar 12 00:08:54 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-70 noise=-95 txrate=1000
Mar 12 00:09:01 lulu-inspiron-5437 CRON[8571]: (root) CMD ( [ -x /usr/lib/php5/sessionclean ] && /usr/lib/php5/sessionclean)
Mar 12 00:09:08 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=0 signal=-85 noise=-95 txrate=45000
Mar 12 00:09:11 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-69 noise=-95 txrate=1000
Mar 12 00:09:11 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-69 noise=-95 txrate=1000
Mar 12 00:09:20 lulu-inspiron-5437 kernel: [13374.809501] iptables denied: IN=wlp6s0 OUT= MAC=54:35:30:89:cd:f3:74:3a:ef:19:b0:87:08:00 SRC="" DST=192.168.1.4 LEN=40 TOS=0x00 PREC=0x00 TTL=51 ID=12018 DF PROTO=TCP SPT=443 DPT=36724 WINDOW=0 RES=0x00 RST URGP=0
Mar 12 00:09:23 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-65 noise=-95 txrate=90000
Mar 12 00:09:41 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=0 signal=-88 noise=-95 txrate=40500
Mar 12 00:09:45 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-76 noise=-95 txrate=1000
Mar 12 00:09:47 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-69 noise=-95 txrate=40500
Mar 12 00:09:50 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=0 signal=-84 noise=-95 txrate=45000
Mar 12 00:09:53 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-68 noise=-94 txrate=1000
Mar 12 00:09:53 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-68 noise=-94 txrate=1000
Mar 12 00:09:53 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-65 noise=-94 txrate=90000
Mar 12 00:10:24 lulu-inspiron-5437 kernel: [13439.313111] iptables denied: IN=wlp6s0 OUT= MAC=01:00:5e:00:00:01:74:3a:ef:19:b0:87:08:00 SRC="" DST=224.0.0.1 LEN=32 TOS=0x00 PREC=0x00 TTL=1 ID=0 PROTO=2
Mar 12 00:10:50 lulu-inspiron-5437 dhclient[782]: DHCPDISCOVER on enp7s0 to 255.255.255.255 port 67 interval 3
Mar 12 00:10:53 lulu-inspiron-5437 dhclient[782]: DHCPDISCOVER on enp7s0 to 255.255.255.255 port 67 interval 4
Mar 12 00:10:57 lulu-inspiron-5437 dhclient[782]: DHCPDISCOVER on enp7s0 to 255.255.255.255 port 67 interval 4
Mar 12 00:11:01 lulu-inspiron-5437 dhclient[782]: DHCPDISCOVER on enp7s0 to 255.255.255.255 port 67 interval 11
Mar 12 00:11:02 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=0 signal=-86 noise=-94 txrate=81000
Mar 12 00:11:05 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-73 noise=-95 txrate=1000
Mar 12 00:11:07 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-68 noise=-95 txrate=90000
Mar 12 00:11:10 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-65 noise=-95 txrate=90000
Mar 12 00:11:12 lulu-inspiron-5437 dhclient[782]: DHCPDISCOVER on enp7s0 to 255.255.255.255 port 67 interval 12
Mar 12 00:11:24 lulu-inspiron-5437 dhclient[782]: DHCPDISCOVER on enp7s0 to 255.255.255.255 port 67 interval 11
Mar 12 00:11:35 lulu-inspiron-5437 dhclient[782]: DHCPDISCOVER on enp7s0 to 255.255.255.255 port 67 interval 16
Mar 12 00:11:51 lulu-inspiron-5437 dhclient[782]: No DHCPOFFERS received.
Mar 12 00:11:51 lulu-inspiron-5437 dhclient[782]: No working leases in persistent database - sleeping.
Mar 12 00:11:51 lulu-inspiron-5437 root: /etc/dhcp/dhclient-exit-hooks.d/zzz_avahi-autoipd returned non-zero exit status 1
Mar 12 00:12:00 lulu-inspiron-5437 kernel: [13534.641599] iptables denied: IN=enp7s0 OUT= MAC= SRC="" DST=169.254.255.255 LEN=247 TOS=0x00 PREC=0x00 TTL=64 ID=38083 DF PROTO=UDP SPT=138 DPT=138 LEN=227
Mar 12 00:12:00 lulu-inspiron-5437 kernel: [13534.641653] iptables denied: IN=wlp6s0 OUT= MAC= SRC="" DST=192.168.1.255 LEN=247 TOS=0x00 PREC=0x00 TTL=64 ID=13920 DF PROTO=UDP SPT=138 DPT=138 LEN=227
Mar 12 00:12:10 lulu-inspiron-5437 kernel: [13544.652050] iptables denied: IN=enp7s0 OUT= MAC= SRC="" DST=169.254.255.255 LEN=78 TOS=0x00 PREC=0x00 TTL=64 ID=40252 DF PROTO=UDP SPT=137 DPT=137 LEN=58
Mar 12 00:12:10 lulu-inspiron-5437 kernel: [13544.652107] iptables denied: IN=wlp6s0 OUT= MAC= SRC="" DST=192.168.1.255 LEN=78 TOS=0x00 PREC=0x00 TTL=64 ID=14983 DF PROTO=UDP SPT=137 DPT=137 LEN=58
Mar 12 00:12:12 lulu-inspiron-5437 kernel: [13546.653555] iptables denied: IN=enp7s0 OUT= MAC= SRC="" DST=169.254.255.255 LEN=78 TOS=0x00 PREC=0x00 TTL=64 ID=40274 DF PROTO=UDP SPT=137 DPT=137 LEN=58
Mar 12 00:12:12 lulu-inspiron-5437 kernel: [13546.653591] iptables denied: IN=wlp6s0 OUT= MAC= SRC="" DST=192.168.1.255 LEN=78 TOS=0x00 PREC=0x00 TTL=64 ID=15191 DF PROTO=UDP SPT=137 DPT=137 LEN=58
Mar 12 00:12:26 lulu-inspiron-5437 kernel: [13560.666715] iptables denied: IN=enp7s0 OUT= MAC= SRC="" DST=169.254.255.255 LEN=229 TOS=0x00 PREC=0x00 TTL=64 ID=41493 DF PROTO=UDP SPT=138 DPT=138 LEN=209
Mar 12 00:13:40 lulu-inspiron-5437 kernel: [13635.109439] perf: interrupt took too long (4987 > 4962), lowering kernel.perf_event_max_sample_rate to 40000
Mar 12 00:14:37 lulu-inspiron-5437 kernel: [13691.422081] iptables denied: IN=wlp6s0 OUT= MAC=01:00:5e:00:00:01:74:3a:ef:19:b0:87:08:00 SRC="" DST=224.0.0.1 LEN=32 TOS=0x00 PREC=0x00 TTL=1 ID=0 PROTO=2
Mar 12 00:14:55 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=0 signal=-84 noise=-95 txrate=81000
Mar 12 00:14:58 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-70 noise=-95 txrate=1000
Mar 12 00:14:58 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-70 noise=-95 txrate=1000
Mar 12 00:15:08 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-64 noise=-95 txrate=65000
Mar 12 00:16:17 lulu-inspiron-5437 dhclient[782]: DHCPDISCOVER on enp7s0 to 255.255.255.255 port 67 interval 6
Mar 12 00:16:23 lulu-inspiron-5437 dhclient[782]: DHCPDISCOVER on enp7s0 to 255.255.255.255 port 67 interval 6
Mar 12 00:16:29 lulu-inspiron-5437 dhclient[782]: DHCPDISCOVER on enp7s0 to 255.255.255.255 port 67 interval 15
Mar 12 00:16:43 lulu-inspiron-5437 kernel: [13817.578993] iptables denied: IN=wlp6s0 OUT= MAC=01:00:5e:00:00:01:74:3a:ef:19:b0:87:08:00 SRC="" DST=224.0.0.1 LEN=32 TOS=0x00 PREC=0x00 TTL=1 ID=0 PROTO=2
Mar 12 00:16:44 lulu-inspiron-5437 dhclient[782]: DHCPDISCOVER on enp7s0 to 255.255.255.255 port 67 interval 12
Mar 12 00:16:53 lulu-inspiron-5437 rsyslogd: [origin software="rsyslogd" swVersion="8.1901.0" x-pid="8836" x-info="https://www.rsyslog.com"] start
Mar 12 00:16:56 lulu-inspiron-5437 dhclient[782]: DHCPDISCOVER on enp7s0 to 255.255.255.255 port 67 interval 12
Mar 12 00:17:01 lulu-inspiron-5437 CRON[8843]: (root) CMD ( cd / && run-parts --report /etc/cron.hourly)
Mar 12 00:17:08 lulu-inspiron-5437 dhclient[782]: DHCPDISCOVER on enp7s0 to 255.255.255.255 port 67 interval 10
Mar 12 00:17:12 lulu-inspiron-5437 kernel: [13846.373757] iptables denied: IN=wlp6s0 OUT= MAC= SRC="" DST=192.168.1.255 LEN=78 TOS=0x00 PREC=0x00 TTL=64 ID=57119 DF PROTO=UDP SPT=137 DPT=137 LEN=58
Mar 12 00:17:12 lulu-inspiron-5437 kernel: [13846.373692] iptables denied: IN=enp7s0 OUT= MAC= SRC="" DST=169.254.255.255 LEN=78 TOS=0x00 PREC=0x00 TTL=64 ID=881 DF PROTO=UDP SPT=137 DPT=137 LEN=58
Mar 12 00:17:14 lulu-inspiron-5437 kernel: [13848.376350] iptables denied: IN=enp7s0 OUT= MAC= SRC="" DST=169.254.255.255 LEN=78 TOS=0x00 PREC=0x00 TTL=64 ID=951 DF PROTO=UDP SPT=137 DPT=137 LEN=58
Mar 12 00:17:14 lulu-inspiron-5437 kernel: [13848.376391] iptables denied: IN=wlp6s0 OUT= MAC= SRC="" DST=192.168.1.255 LEN=78 TOS=0x00 PREC=0x00 TTL=64 ID=57522 DF PROTO=UDP SPT=137 DPT=137 LEN=58
Mar 12 00:17:15 lulu-inspiron-5437 kernel: [13849.377622] iptables denied: IN=enp7s0 OUT= MAC= SRC="" DST=169.254.255.255 LEN=78 TOS=0x00 PREC=0x00 TTL=64 ID=1155 DF PROTO=UDP SPT=137 DPT=137 LEN=58
Mar 12 00:17:18 lulu-inspiron-5437 dhclient[782]: No DHCPOFFERS received.
Mar 12 00:17:18 lulu-inspiron-5437 dhclient[782]: No working leases in persistent database - sleeping.
Mar 12 00:17:18 lulu-inspiron-5437 root: /etc/dhcp/dhclient-exit-hooks.d/zzz_avahi-autoipd returned non-zero exit status 1
Mar 12 00:17:28 lulu-inspiron-5437 kernel: [13862.390918] iptables denied: IN=enp7s0 OUT= MAC= SRC="" DST=169.254.255.255 LEN=229 TOS=0x00 PREC=0x00 TTL=64 ID=3705 DF PROTO=UDP SPT=138 DPT=138 LEN=209
Mar 12 00:17:36 lulu-inspiron-5437 kernel: [13870.401397] iptables denied: IN=enp7s0 OUT= MAC= SRC="" DST=169.254.255.255 LEN=229 TOS=0x00 PREC=0x00 TTL=64 ID=4668 DF PROTO=UDP SPT=138 DPT=138 LEN=209
Mar 12 00:18:15 lulu-inspiron-5437 dbus-daemon[651]: [system] Activating via systemd: service name='org.freedesktop.hostname1' unit='dbus-org.freedesktop.hostname1.service' requested by ':1.281' (uid=1000 pid=7091 comm="xfce4-terminal ")
Mar 12 00:18:15 lulu-inspiron-5437 systemd[1]: Starting Hostname Service...
Mar 12 00:18:15 lulu-inspiron-5437 dbus-daemon[651]: [system] Successfully activated service 'org.freedesktop.hostname1'
Mar 12 00:18:15 lulu-inspiron-5437 systemd[1]: Started Hostname Service.
Mar 12 00:18:49 lulu-inspiron-5437 kernel: [13943.531082] iptables denied: IN=wlp6s0 OUT= MAC=01:00:5e:00:00:01:74:3a:ef:19:b0:87:08:00 SRC="" DST=224.0.0.1 LEN=32 TOS=0x00 PREC=0x00 TTL=1 ID=0 PROTO=2
Mar 12 00:18:55 lulu-inspiron-5437 systemd[1]: systemd-hostnamed.service: Succeeded.
Mar 12 00:20:09 lulu-inspiron-5437 dhclient[782]: DHCPDISCOVER on enp7s0 to 255.255.255.255 port 67 interval 3
Mar 12 00:20:12 lulu-inspiron-5437 dhclient[782]: DHCPDISCOVER on enp7s0 to 255.255.255.255 port 67 interval 5
Mar 12 00:20:17 lulu-inspiron-5437 dhclient[782]: DHCPDISCOVER on enp7s0 to 255.255.255.255 port 67 interval 7
Mar 12 00:20:24 lulu-inspiron-5437 dhclient[782]: DHCPDISCOVER on enp7s0 to 255.255.255.255 port 67 interval 9
Mar 12 00:20:33 lulu-inspiron-5437 dhclient[782]: DHCPDISCOVER on enp7s0 to 255.255.255.255 port 67 interval 16
Mar 12 00:20:49 lulu-inspiron-5437 dhclient[782]: DHCPDISCOVER on enp7s0 to 255.255.255.255 port 67 interval 10
Mar 12 00:20:55 lulu-inspiron-5437 kernel: [14069.585590] iptables denied: IN=wlp6s0 OUT= MAC=01:00:5e:00:00:01:74:3a:ef:19:b0:87:08:00 SRC="" DST=224.0.0.1 LEN=32 TOS=0x00 PREC=0x00 TTL=1 ID=0 PROTO=2
Mar 12 00:20:59 lulu-inspiron-5437 dhclient[782]: DHCPDISCOVER on enp7s0 to 255.255.255.255 port 67 interval 11
Mar 12 00:21:10 lulu-inspiron-5437 dhclient[782]: No DHCPOFFERS received.
Mar 12 00:21:10 lulu-inspiron-5437 dhclient[782]: No working leases in persistent database - sleeping.
Mar 12 00:21:10 lulu-inspiron-5437 root: /etc/dhcp/dhclient-exit-hooks.d/zzz_avahi-autoipd returned non-zero exit status 1
Mar 12 00:21:47 lulu-inspiron-5437 dbus-daemon[1752]: [session uid=1000 pid=1752] Activating service name='org.freedesktop.thumbnails.Thumbnailer1' requested by ':1.25' (uid=1000 pid=1910 comm="Thunar --sm-client-id 2d7091867-7da7-4190-8008-a00")
Mar 12 00:21:48 lulu-inspiron-5437 org.freedesktop.thumbnails.Thumbnailer1[1752]: Registered thumbailer /usr/bin/gdk-pixbuf-thumbnailer -s %s %u %o
Mar 12 00:21:48 lulu-inspiron-5437 org.freedesktop.thumbnails.Thumbnailer1[1752]: Registered thumbailer /usr/bin/gdk-pixbuf-thumbnailer -s %s %u %o
Mar 12 00:21:48 lulu-inspiron-5437 dbus-daemon[1752]: [session uid=1000 pid=1752] Successfully activated service 'org.freedesktop.thumbnails.Thumbnailer1'
Mar 12 00:22:16 lulu-inspiron-5437 kernel: [14150.645793] iptables denied: IN=enp7s0 OUT= MAC= SRC="" DST=169.254.255.255 LEN=78 TOS=0x00 PREC=0x00 TTL=64 ID=19875 DF PROTO=UDP SPT=137 DPT=137 LEN=58
Mar 12 00:22:16 lulu-inspiron-5437 kernel: [14150.645852] iptables denied: IN=wlp6s0 OUT= MAC= SRC="" DST=192.168.1.255 LEN=78 TOS=0x00 PREC=0x00 TTL=64 ID=17018 DF PROTO=UDP SPT=137 DPT=137 LEN=58
Mar 12 00:22:18 lulu-inspiron-5437 kernel: [14152.648449] iptables denied: IN=enp7s0 OUT= MAC= SRC="" DST=169.254.255.255 LEN=78 TOS=0x00 PREC=0x00 TTL=64 ID=20189 DF PROTO=UDP SPT=137 DPT=137 LEN=58
Mar 12 00:22:18 lulu-inspiron-5437 kernel: [14152.648492] iptables denied: IN=wlp6s0 OUT= MAC= SRC="" DST=192.168.1.255 LEN=78 TOS=0x00 PREC=0x00 TTL=64 ID=17488 DF PROTO=UDP SPT=137 DPT=137 LEN=58
Mar 12 00:22:19 lulu-inspiron-5437 kernel: [14153.649764] iptables denied: IN=enp7s0 OUT= MAC= SRC="" DST=169.254.255.255 LEN=78 TOS=0x00 PREC=0x00 TTL=64 ID=20298 DF PROTO=UDP SPT=137 DPT=137 LEN=58
Mar 12 00:22:32 lulu-inspiron-5437 kernel: [14166.662868] iptables denied: IN=enp7s0 OUT= MAC= SRC="" DST=169.254.255.255 LEN=229 TOS=0x00 PREC=0x00 TTL=64 ID=20435 DF PROTO=UDP SPT=138 DPT=138 LEN=209
Mar 12 00:22:40 lulu-inspiron-5437 kernel: [14174.672313] iptables denied: IN=enp7s0 OUT= MAC= SRC="" DST=169.254.255.255 LEN=229 TOS=0x00 PREC=0x00 TTL=64 ID=21728 DF PROTO=UDP SPT=138 DPT=138 LEN=209
Mar 12 00:23:01 lulu-inspiron-5437 kernel: [14195.742524] iptables denied: IN=wlp6s0 OUT= MAC=01:00:5e:00:00:01:74:3a:ef:19:b0:87:08:00 SRC="" DST=224.0.0.1 LEN=32 TOS=0x00 PREC=0x00 TTL=1 ID=0 PROTO=2
Mar 12 00:23:04 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=0 signal=-82 noise=-95 txrate=90000
Mar 12 00:23:08 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-72 noise=-95 txrate=1000
Mar 12 00:23:08 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-72 noise=-95 txrate=1000
Mar 12 00:23:27 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=0 signal=-82 noise=-95 txrate=90000
Mar 12 00:23:32 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-67 noise=-95 txrate=1000
Mar 12 00:23:32 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-67 noise=-95 txrate=1000
Mar 12 00:23:36 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=0 signal=-87 noise=-95 txrate=90000
Mar 12 00:23:39 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-70 noise=-95 txrate=1000
Mar 12 00:23:39 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-70 noise=-95 txrate=54000
Mar 12 00:23:40 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=0 signal=-80 noise=-95 txrate=60000
Mar 12 00:23:43 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-77 noise=-95 txrate=1000
Mar 12 00:23:54 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=0 signal=-90 noise=-95 txrate=54000
Mar 12 00:23:59 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-75 noise=-95 txrate=1000
Mar 12 00:24:00 lulu-inspiron-5437 kernel: [14254.745737] iptables denied: IN=enp7s0 OUT= MAC= SRC="" DST=169.254.255.255 LEN=247 TOS=0x00 PREC=0x00 TTL=64 ID=24888 DF PROTO=UDP SPT=138 DPT=138 LEN=227
Mar 12 00:24:00 lulu-inspiron-5437 kernel: [14254.745789] iptables denied: IN=wlp6s0 OUT= MAC= SRC="" DST=192.168.1.255 LEN=247 TOS=0x00 PREC=0x00 TTL=64 ID=24161 DF PROTO=UDP SPT=138 DPT=138 LEN=227
Mar 12 00:24:01 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=0 signal=-85 noise=-95 txrate=45000
Mar 12 00:24:06 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-70 noise=-95 txrate=1000
Mar 12 00:24:06 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-70 noise=-95 txrate=1000
Mar 12 00:24:08 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-66 noise=-95 txrate=45000
Mar 12 00:24:11 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=0 signal=-85 noise=-95 txrate=54000
Mar 12 00:24:15 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-69 noise=-95 txrate=1000
Mar 12 00:24:15 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-69 noise=-95 txrate=1000
Mar 12 00:24:24 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=0 signal=-90 noise=-95 txrate=60000
Mar 12 00:24:28 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-78 noise=-95 txrate=1000
Mar 12 00:24:28 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=0 signal=-78 noise=-95 txrate=1000
Mar 12 00:24:28 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-78 noise=-95 txrate=54000
Mar 12 00:24:33 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=0 signal=-90 noise=-95 txrate=45000
Mar 12 00:24:36 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-73 noise=-95 txrate=1000
Mar 12 00:24:38 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=0 signal=-89 noise=-95 txrate=45000
Mar 12 00:24:41 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-74 noise=-95 txrate=1000
Mar 12 00:24:49 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=0 signal=-84 noise=-95 txrate=45000
Mar 12 00:24:52 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-78 noise=-95 txrate=1000
Mar 12 00:24:53 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-70 noise=-95 txrate=60000
Mar 12 00:24:54 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-68 noise=-95 txrate=60000
Mar 12 00:25:07 lulu-inspiron-5437 kernel: [14321.797016] iptables denied: IN=wlp6s0 OUT= MAC=01:00:5e:00:00:01:74:3a:ef:19:b0:87:08:00 SRC="" DST=224.0.0.1 LEN=32 TOS=0x00 PREC=0x00 TTL=1 ID=0 PROTO=2
Mar 12 00:26:02 lulu-inspiron-5437 dbus-daemon[651]: [system] Activating via systemd: service name='org.freedesktop.hostname1' unit='dbus-org.freedesktop.hostname1.service' requested by ':1.288' (uid=1000 pid=7091 comm="xfce4-terminal ")
Mar 12 00:26:02 lulu-inspiron-5437 systemd[1]: Starting Hostname Service...
Mar 12 00:26:02 lulu-inspiron-5437 dbus-daemon[651]: [system] Successfully activated service 'org.freedesktop.hostname1'
Mar 12 00:26:02 lulu-inspiron-5437 systemd[1]: Started Hostname Service.
Mar 12 00:26:04 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=0 signal=-86 noise=-95 txrate=54000
Mar 12 00:26:08 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-71 noise=-95 txrate=1000
Mar 12 00:26:08 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-71 noise=-95 txrate=1000
Mar 12 00:26:10 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=0 signal=-84 noise=-95 txrate=60000
Mar 12 00:26:14 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-71 noise=-95 txrate=1000
Mar 12 00:26:14 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-71 noise=-95 txrate=1000
Mar 12 00:26:20 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=0 signal=-85 noise=-95 txrate=90000
Mar 12 00:26:24 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-70 noise=-95 txrate=1000
Mar 12 00:26:24 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-70 noise=-95 txrate=1000
Mar 12 00:26:32 lulu-inspiron-5437 systemd[1]: systemd-hostnamed.service: Succeeded.
Mar 12 00:26:36 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=0 signal=-85 noise=-95 txrate=81000
Mar 12 00:26:40 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-82 noise=-95 txrate=1000
Mar 12 00:26:40 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-82 noise=-95 txrate=1000
Mar 12 00:26:44 lulu-inspiron-5437 dbus-daemon[651]: [system] Activating via systemd: service name='org.freedesktop.hostname1' unit='dbus-org.freedesktop.hostname1.service' requested by ':1.292' (uid=1000 pid=7091 comm="xfce4-terminal ")
Mar 12 00:26:44 lulu-inspiron-5437 systemd[1]: Starting Hostname Service...
Mar 12 00:26:45 lulu-inspiron-5437 dbus-daemon[651]: [system] Successfully activated service 'org.freedesktop.hostname1'
Mar 12 00:26:45 lulu-inspiron-5437 systemd[1]: Started Hostname Service.
Mar 12 00:26:53 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=0 signal=-83 noise=-95 txrate=43300
Mar 12 00:26:55 lulu-inspiron-5437 smartd[640]: Device: /dev/sda [SAT], SMART Usage Attribute: 194 Temperature_Celsius changed from 141 to 144
Mar 12 00:26:57 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-69 noise=-95 txrate=1000
Mar 12 00:26:57 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-69 noise=-95 txrate=1000
Mar 12 00:27:13 lulu-inspiron-5437 kernel: [14447.851465] iptables denied: IN=wlp6s0 OUT= MAC=01:00:5e:00:00:01:74:3a:ef:19:b0:87:08:00 SRC="" DST=224.0.0.1 LEN=32 TOS=0x00 PREC=0x00 TTL=1 ID=0 PROTO=2
Mar 12 00:27:15 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-65 noise=-95 txrate=81000
Mar 12 00:27:22 lulu-inspiron-5437 kernel: [14456.366158] iptables denied: IN=enp7s0 OUT= MAC= SRC="" DST=169.254.255.255 LEN=78 TOS=0x00 PREC=0x00 TTL=64 ID=43780 DF PROTO=UDP SPT=137 DPT=137 LEN=58
Mar 12 00:27:22 lulu-inspiron-5437 kernel: [14456.366204] iptables denied: IN=wlp6s0 OUT= MAC= SRC="" DST=192.168.1.255 LEN=78 TOS=0x00 PREC=0x00 TTL=64 ID=52049 DF PROTO=UDP SPT=137 DPT=137 LEN=58
Mar 12 00:27:24 lulu-inspiron-5437 kernel: [14458.368312] iptables denied: IN=wlp6s0 OUT= MAC= SRC="" DST=192.168.1.255 LEN=78 TOS=0x00 PREC=0x00 TTL=64 ID=52135 DF PROTO=UDP SPT=137 DPT=137 LEN=58
Mar 12 00:27:24 lulu-inspiron-5437 kernel: [14458.368276] iptables denied: IN=enp7s0 OUT= MAC= SRC="" DST=169.254.255.255 LEN=78 TOS=0x00 PREC=0x00 TTL=64 ID=43908 DF PROTO=UDP SPT=137 DPT=137 LEN=58
Mar 12 00:27:26 lulu-inspiron-5437 kernel: [14460.370161] iptables denied: IN=enp7s0 OUT= MAC= SRC="" DST=169.254.255.255 LEN=78 TOS=0x00 PREC=0x00 TTL=64 ID=44039 DF PROTO=UDP SPT=137 DPT=137 LEN=58
Mar 12 00:27:27 lulu-inspiron-5437 dhclient[782]: DHCPDISCOVER on enp7s0 to 255.255.255.255 port 67 interval 6
Mar 12 00:27:28 lulu-inspiron-5437 systemd[1]: systemd-hostnamed.service: Succeeded.
Mar 12 00:27:33 lulu-inspiron-5437 dhclient[782]: DHCPDISCOVER on enp7s0 to 255.255.255.255 port 67 interval 21
Mar 12 00:27:38 lulu-inspiron-5437 kernel: [14472.379463] iptables denied: IN=enp7s0 OUT= MAC= SRC="" DST=169.254.255.255 LEN=229 TOS=0x00 PREC=0x00 TTL=64 ID=45831 DF PROTO=UDP SPT=138 DPT=138 LEN=209
Mar 12 00:27:54 lulu-inspiron-5437 dhclient[782]: DHCPDISCOVER on enp7s0 to 255.255.255.255 port 67 interval 21
Mar 12 00:28:12 lulu-inspiron-5437 dbus-daemon[651]: [system] Activating via systemd: service name='org.freedesktop.hostname1' unit='dbus-org.freedesktop.hostname1.service' requested by ':1.295' (uid=1000 pid=7091 comm="xfce4-terminal ")
Mar 12 00:28:12 lulu-inspiron-5437 systemd[1]: Starting Hostname Service...
Mar 12 00:28:12 lulu-inspiron-5437 dbus-daemon[651]: [system] Successfully activated service 'org.freedesktop.hostname1'
Mar 12 00:28:12 lulu-inspiron-5437 systemd[1]: Started Hostname Service.
Mar 12 00:28:15 lulu-inspiron-5437 dhclient[782]: DHCPDISCOVER on enp7s0 to 255.255.255.255 port 67 interval 13
Mar 12 00:28:21 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=0 signal=-82 noise=-95 txrate=90000
Mar 12 00:28:26 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-69 noise=-95 txrate=1000
Mar 12 00:28:26 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-69 noise=-95 txrate=1000
Mar 12 00:28:28 lulu-inspiron-5437 dhclient[782]: No DHCPOFFERS received.
Mar 12 00:28:28 lulu-inspiron-5437 dhclient[782]: No working leases in persistent database - sleeping.
Mar 12 00:28:28 lulu-inspiron-5437 root: /etc/dhcp/dhclient-exit-hooks.d/zzz_avahi-autoipd returned non-zero exit status 1
Mar 12 00:28:29 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-64 noise=-95 txrate=90000
Mar 12 00:28:42 lulu-inspiron-5437 systemd[1]: systemd-hostnamed.service: Succeeded.
Mar 12 00:28:55 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-61 noise=-95 txrate=60000
Mar 12 00:28:57 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=0 signal=-83 noise=-95 txrate=81000
Mar 12 00:29:02 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-70 noise=-95 txrate=1000
Mar 12 00:29:02 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-70 noise=-95 txrate=1000
Mar 12 00:29:04 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=0 signal=-82 noise=-95 txrate=54000
Mar 12 00:29:09 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-71 noise=-95 txrate=1000
Mar 12 00:29:09 lulu-inspiron-5437 wpa_supplicant[656]: wlp6s0: CTRL-EVENT-SIGNAL-CHANGE above=1 signal=-71 noise=-95 txrate=1000

________________________________________________________________

total used free shared buff/cache available
Mem: 3.8Gi 1.6Gi 996Mi 153Mi 1.2Gi 1.8Gi
Swap: 7.9Gi 23Mi 7.9Gi

What do you mean by optimize?

I do refer to optimize that each program execute efficiently.

I thought that firefox and libreoffice was efficient.

With kindest regards, William.

⢀⣴⠾⠻⢶⣦⠀ 
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