App openings are very slow from past few days and some are asking to wait or force quit

my old pc details

System:
  Kernel: 5.4.95-1-MANJARO x86_64 bits: 64 compiler: gcc v: 10.2.1 
  parameters: BOOT_IMAGE=/boot/vmlinuz-5.4-x86_64 
  root=UUID=096bbb8b-bd5c-46b5-821e-a2ae8f81f354 rw quiet apparmor=1 
  security=apparmor udev.log_priority=3 
  Desktop: GNOME 3.38.3 tk: GTK 3.24.24 wm: gnome-shell dm: GDM 3.38.2.1 
  Distro: Manjaro Linux 
Machine:
  Type: Desktop Mobo: Gigabyte model: H81M-S v: x.x serial: <filter> 
  UEFI: American Megatrends v: F1 date: 06/11/2014 
CPU:
  Info: Dual Core model: Intel Pentium G3220 bits: 64 type: MCP 
  arch: Haswell family: 6 model-id: 3C (60) stepping: 3 microcode: 28 
  L2 cache: 3 MiB 
  flags: lm nx pae sse sse2 sse3 sse4_1 sse4_2 ssse3 vmx bogomips: 11977 
  Speed: 798 MHz min/max: 800/3000 MHz Core speeds (MHz): 1: 798 2: 798 
  Vulnerabilities: Type: itlb_multihit status: KVM: Split huge pages 
  Type: l1tf 
  mitigation: PTE Inversion; VMX: conditional cache flushes, SMT disabled 
  Type: mds mitigation: Clear CPU buffers; SMT disabled 
  Type: meltdown mitigation: PTI 
  Type: spec_store_bypass 
  mitigation: Speculative Store Bypass disabled via prctl and seccomp 
  Type: spectre_v1 
  mitigation: usercopy/swapgs barriers and __user pointer sanitization 
  Type: spectre_v2 mitigation: Full generic retpoline, IBPB: conditional, 
  IBRS_FW, STIBP: disabled, RSB filling 
  Type: srbds mitigation: Microcode 
  Type: tsx_async_abort status: Not affected 
Graphics:
  Device-1: Intel Xeon E3-1200 v3/4th Gen Core Processor Integrated Graphics 
  vendor: Gigabyte driver: i915 v: kernel bus ID: 00:02.0 chip ID: 8086:0402 
  class ID: 0300 
  Display: x11 server: X.Org 1.20.10 compositor: gnome-shell driver: 
  loaded: intel unloaded: modesetting alternate: fbdev,vesa display ID: :1 
  screens: 1 
  Screen-1: 0 s-res: 1920x1080 s-dpi: 96 s-size: 508x285mm (20.0x11.2") 
  s-diag: 582mm (22.9") 
  Monitor-1: VGA1 res: 1920x1080 hz: 60 dpi: 102 
  size: 480x270mm (18.9x10.6") diag: 551mm (21.7") 
  OpenGL: renderer: Mesa DRI Intel HD Graphics (HSW GT1) v: 4.5 Mesa 20.3.4 
  compat-v: 3.0 direct render: Yes 
Audio:
  Device-1: Intel Xeon E3-1200 v3/4th Gen Core Processor HD Audio 
  driver: snd_hda_intel v: kernel bus ID: 00:03.0 chip ID: 8086:0c0c 
  class ID: 0403 
  Device-2: Intel 8 Series/C220 Series High Definition Audio 
  vendor: Gigabyte driver: snd_hda_intel v: kernel bus ID: 00:1b.0 
  chip ID: 8086:8c20 class ID: 0403 
  Sound Server: ALSA v: k5.4.95-1-MANJARO 
Network:
  Device-1: Realtek RTL8111/8168/8411 PCI Express Gigabit Ethernet 
  vendor: Gigabyte driver: r8168 v: 8.048.03-NAPI modules: r8169 port: e000 
  bus ID: 02:00.0 chip ID: 10ec:8168 class ID: 0200 
  IF: enp2s0 state: down mac: <filter> 
  Device-2: Ralink RT5370 Wireless Adapter type: USB driver: rt2800usb 
  bus ID: 2-2:2 chip ID: 148f:5370 class ID: 0000 serial: <filter> 
  IF: wlp0s20u2 state: up mac: <filter> 
Drives:
  Local Storage: total: 1.82 TiB used: 33.24 GiB (1.8%) 
  SMART Message: Required tool smartctl not installed. Check --recommends 
  ID-1: /dev/sda maj-min: 8:0 vendor: Western Digital 
  model: WD10PURZ-85U8XY0 size: 931.51 GiB block size: physical: 4096 B 
  logical: 512 B speed: 6.0 Gb/s rotation: 5400 rpm serial: <filter> 
  rev: 1A01 scheme: GPT 
  ID-2: /dev/sdb maj-min: 8:16 vendor: Seagate model: ST1000DM003-1ER162 
  size: 931.51 GiB block size: physical: 4096 B logical: 512 B 
  speed: 3.0 Gb/s rotation: 7200 rpm serial: <filter> rev: CC45 scheme: GPT 
Partition:
  ID-1: / raw size: 81.5 GiB size: 79.72 GiB (97.82%) 
  used: 33.21 GiB (41.7%) fs: ext4 dev: /dev/sdb7 maj-min: 8:23 
  ID-2: /boot/efi raw size: 100 MiB size: 96 MiB (96.00%) 
  used: 33.5 MiB (34.9%) fs: vfat dev: /dev/sda4 maj-min: 8:4 
Swap:
  Kernel: swappiness: 60 (default) cache pressure: 100 (default) 
  ID-1: swap-1 type: partition size: 4 GiB used: 0 KiB (0.0%) priority: -2 
  dev: /dev/sdb9 maj-min: 8:25 
Sensors:
  System Temperatures: cpu: 29.8 C mobo: 27.8 C 
  Fan Speeds (RPM): N/A 
Info:
  Processes: 206 Uptime: 58m wakeups: 0 Memory: 11.58 GiB 
  used: 3.11 GiB (26.9%) Init: systemd v: 247 Compilers: gcc: 10.2.0 
  clang: 11.0.1 Packages: 1484 pacman: 1477 lib: 453 flatpak: 0 snap: 7 
  Shell: Bash v: 5.1.0 running in: gnome-terminal inxi: 3.3.01