I have an 8GB ram and swappiness set to 1, but still I see swap being used at pretty much normal RAM usage.
My inxi -Fazy
System:
Kernel: 5.11.19-1-MANJARO x86_64 bits: 64 compiler: gcc v: 10.2.0
parameters: BOOT_IMAGE=/boot/vmlinuz-5.11-x86_64
root=UUID=76839173-ded3-47ed-b743-7d503298909d rw quiet apparmor=1
security=apparmor resume=UUID=0eb2fb6f-7b97-4079-afe0-7595022800e5
udev.log_priority=3
Desktop: KDE Plasma 5.21.5 tk: Qt 5.15.2 wm: kwin_x11 vt: 1 dm: SDDM
Distro: Manjaro Linux base: Arch Linux
Machine:
Type: Laptop System: HP product: OMEN by HP Laptop 15-dc1xxx v: N/A
serial: <filter> Chassis: type: 10 serial: <filter>
Mobo: HP model: 8575 v: 21.16 serial: <filter> UEFI: AMI v: F.21
date: 11/13/2020
Battery:
ID-1: BAT0 charge: 46.8 Wh (100.0%) condition: 46.8/46.8 Wh (100.0%)
volts: 12.9 min: 11.6 model: HP Primary type: Li-ion serial: N/A
status: Full
CPU:
Info: 6-Core model: Intel Core i7-9750H bits: 64 type: MT MCP
arch: Kaby Lake note: check family: 6 model-id: 9E (158) stepping: A (10)
microcode: DE cache: L2: 12 MiB
flags: avx avx2 lm nx pae sse sse2 sse3 sse4_1 sse4_2 ssse3 vmx
bogomips: 62431
Speed: 1142 MHz min/max: 800/4500 MHz Core speeds (MHz): 1: 1142 2: 3989
3: 3101 4: 2252 5: 1331 6: 1444 7: 964 8: 800 9: 800 10: 800 11: 800 12: 800
Vulnerabilities: Type: itlb_multihit status: KVM: VMX disabled
Type: l1tf
mitigation: PTE Inversion; VMX: conditional cache flushes, SMT vulnerable
Type: mds mitigation: Clear CPU buffers; SMT vulnerable
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: conditional, RSB filling
Type: srbds mitigation: Microcode
Type: tsx_async_abort status: Not affected
Graphics:
Device-1: Intel UHD Graphics 630 vendor: Hewlett-Packard driver: i915
v: kernel bus-ID: 00:02.0 chip-ID: 8086:3e9b class-ID: 0300
Device-2: NVIDIA TU117M [GeForce GTX 1650 Mobile / Max-Q]
vendor: Hewlett-Packard driver: nvidia v: 460.80
alternate: nouveau,nvidia_drm bus-ID: 01:00.0 chip-ID: 10de:1f91
class-ID: 0300
Device-3: Quanta HP Wide Vision HD Camera type: USB driver: uvcvideo
bus-ID: 1-6:3 chip-ID: 0408:5300 class-ID: 0e02 serial: <filter>
Display: x11 server: X.Org 1.20.11 compositor: kwin_x11 driver:
loaded: modesetting,nvidia alternate: fbdev,intel,nouveau,nv,vesa
display-ID: :0 screens: 1
Screen-1: 0 s-res: 1920x1080 s-dpi: 96 s-size: 508x285mm (20.0x11.2")
s-diag: 582mm (22.9")
Monitor-1: eDP-1 res: 1920x1080 hz: 60 dpi: 142 size: 344x193mm (13.5x7.6")
diag: 394mm (15.5")
OpenGL: renderer: Mesa Intel UHD Graphics 630 (CFL GT2) v: 4.6 Mesa 21.0.3
direct render: Yes
Audio:
Device-1: Intel Cannon Lake PCH cAVS vendor: Hewlett-Packard
driver: snd_hda_intel v: kernel alternate: snd_soc_skl,snd_sof_pci
bus-ID: 00:1f.3 chip-ID: 8086:a348 class-ID: 0403
Sound Server-1: ALSA v: k5.11.19-1-MANJARO running: yes
Sound Server-2: JACK v: 0.125.0 running: no
Sound Server-3: PulseAudio v: 14.2 running: yes
Sound Server-4: PipeWire v: 0.3.27 running: no
Network:
Device-1: Intel Wireless-AC 9560 [Jefferson Peak] driver: iwlwifi v: kernel
port: 5000 bus-ID: 00:14.3 chip-ID: 8086:a370 class-ID: 0280
IF: wlo1 state: up mac: <filter>
Device-2: Realtek RTL8111/8168/8411 PCI Express Gigabit Ethernet
vendor: Hewlett-Packard driver: r8169 v: kernel port: 3000 bus-ID: 03:00.0
chip-ID: 10ec:8168 class-ID: 0200
IF: eno1 state: down mac: <filter>
Bluetooth:
Device-1: Intel Bluetooth 9460/9560 Jefferson Peak (JfP) type: USB
driver: btusb v: 0.8 bus-ID: 1-14:4 chip-ID: 8087:0aaa class-ID: e001
Report: rfkill ID: hci0 rfk-id: 1 state: up address: see --recommends
RAID:
Hardware-1: Intel 82801 Mobile SATA Controller [RAID mode] driver: ahci
v: 3.0 port: 5060 bus-ID: 00:17.0 chip-ID: 8086.282a rev: 10 class-ID: 0104
Drives:
Local Storage: total: 1.14 TiB used: 62.23 GiB (5.3%)
SMART Message: Unable to run smartctl. Root privileges required.
ID-1: /dev/nvme0n1 maj-min: 259:0 vendor: Western Digital
model: PC SN720 SDAPNTW-256G-1006 size: 238.47 GiB block-size:
physical: 512 B logical: 512 B speed: 31.6 Gb/s lanes: 4 rotation: SSD
serial: <filter> rev: 10112006 temp: 44.9 C scheme: GPT
ID-2: /dev/sda maj-min: 8:0 vendor: HGST (Hitachi) model: HTS721010A9E630
size: 931.51 GiB block-size: physical: 4096 B logical: 512 B speed: 6.0 Gb/s
rotation: 7200 rpm serial: <filter> rev: A3T0 scheme: GPT
Partition:
ID-1: / raw-size: 40 GiB size: 39.12 GiB (97.80%) used: 15.02 GiB (38.4%)
fs: ext4 dev: /dev/nvme0n1p5 maj-min: 259:5
ID-2: /boot/efi raw-size: 260 MiB size: 256 MiB (98.46%)
used: 82.2 MiB (32.1%) fs: vfat dev: /dev/nvme0n1p1 maj-min: 259:1
ID-3: /home raw-size: 196.95 GiB size: 192.86 GiB (97.92%)
used: 47.06 GiB (24.4%) fs: ext4 dev: /dev/sda7 maj-min: 8:7
Swap:
Kernel: swappiness: 1 (default 60) cache-pressure: 100 (default)
ID-1: swap-1 type: partition size: 10 GiB used: 66.9 MiB (0.7%) priority: -2
dev: /dev/nvme0n1p6 maj-min: 259:6
Sensors:
System Temperatures: cpu: 66.0 C mobo: N/A
Fan Speeds (RPM): N/A
Info:
Processes: 302 Uptime: 2h 30m wakeups: 2 Memory: 7.58 GiB
used: 4.13 GiB (54.5%) Init: systemd v: 247 tool: systemctl Compilers:
gcc: 10.2.0 Packages: pacman: 1368 lib: 432 Shell: Bash v: 5.1.8
running-in: yakuake inxi: 3.3.04
I made my swap partition on an Nvme SSD ( which I read later is a pretty bad thing to do) and hence want it to activate when absolutely needed ( so as to not activate OOM).