Hello,
I have installed Manjaro on the Mac of my wife. The dual boot is fine except one point a high level of CPU.
[nastia@nastia ~]$ grep . -r /sys/firmware/acpi/interrupts/
/sys/firmware/acpi/interrupts/gpe2F: 0 invalid unmasked
/sys/firmware/acpi/interrupts/gpe23: 0 disabled unmasked
/sys/firmware/acpi/interrupts/gpe1F: 0 invalid unmasked
/sys/firmware/acpi/interrupts/gpe13: 0 EN enabled unmasked
/sys/firmware/acpi/interrupts/gpe0F: 0 invalid unmasked
/sys/firmware/acpi/interrupts/gpe03: 0 invalid unmasked
/sys/firmware/acpi/interrupts/gpe3D: 0 STS invalid unmasked
/sys/firmware/acpi/interrupts/gpe31: 0 invalid unmasked
/sys/firmware/acpi/interrupts/gpe2D: 0 invalid unmasked
/sys/firmware/acpi/interrupts/gpe21: 0 invalid unmasked
/sys/firmware/acpi/interrupts/gpe1D: 0 STS invalid unmasked
/sys/firmware/acpi/interrupts/ff_pwr_btn: 0 EN enabled unmasked
/sys/firmware/acpi/interrupts/gpe11: 0 STS invalid unmasked
/sys/firmware/acpi/interrupts/gpe0D: 0 disabled unmasked
/sys/firmware/acpi/interrupts/gpe01: 0 invalid unmasked
/sys/firmware/acpi/interrupts/gpe3B: 0 STS invalid unmasked
/sys/firmware/acpi/interrupts/gpe2B: 0 invalid unmasked
/sys/firmware/acpi/interrupts/ff_rt_clk: 0 disabled unmasked
/sys/firmware/acpi/interrupts/ff_pmtimer: 0 STS invalid unmasked
/sys/firmware/acpi/interrupts/gpe1B: 0 STS invalid unmasked
/sys/firmware/acpi/interrupts/gpe38: 0 STS invalid unmasked
/sys/firmware/acpi/interrupts/gpe0B: 0 invalid unmasked
/sys/firmware/acpi/interrupts/gpe28: 0 invalid unmasked
/sys/firmware/acpi/interrupts/gpe18: 0 invalid unmasked
/sys/firmware/acpi/interrupts/gpe08: 0 invalid unmasked
/sys/firmware/acpi/interrupts/gpe36: 0 invalid unmasked
/sys/firmware/acpi/interrupts/gpe26: 0 invalid unmasked
/sys/firmware/acpi/interrupts/error: 0
/sys/firmware/acpi/interrupts/gpe16: 0 invalid unmasked
/sys/firmware/acpi/interrupts/sci:139446553
/sys/firmware/acpi/interrupts/gpe06:139446385 STS enabled unmasked
/sys/firmware/acpi/interrupts/gpe34: 0 invalid unmasked
/sys/firmware/acpi/interrupts/gpe24: 0 invalid unmasked
/sys/firmware/acpi/interrupts/gpe14: 0 STS invalid unmasked
/sys/firmware/acpi/interrupts/gpe04: 0 invalid unmasked
/sys/firmware/acpi/interrupts/gpe3E: 0 STS invalid unmasked
/sys/firmware/acpi/interrupts/gpe32: 0 invalid unmasked
/sys/firmware/acpi/interrupts/gpe2E: 0 invalid unmasked
/sys/firmware/acpi/interrupts/gpe22: 0 invalid unmasked
/sys/firmware/acpi/interrupts/gpe1E: 0 disabled unmasked
/sys/firmware/acpi/interrupts/gpe12: 0 STS invalid unmasked
/sys/firmware/acpi/interrupts/gpe0E: 0 invalid unmasked
/sys/firmware/acpi/interrupts/gpe02: 0 invalid unmasked
/sys/firmware/acpi/interrupts/gpe3C: 0 STS invalid unmasked
/sys/firmware/acpi/interrupts/gpe30: 0 invalid unmasked
/sys/firmware/acpi/interrupts/gpe2C: 0 invalid unmasked
/sys/firmware/acpi/interrupts/gpe20: 0 invalid unmasked
/sys/firmware/acpi/interrupts/gpe1C: 0 invalid unmasked
/sys/firmware/acpi/interrupts/gpe10: 0 invalid unmasked
/sys/firmware/acpi/interrupts/gpe39: 0 STS invalid unmasked
/sys/firmware/acpi/interrupts/gpe0C: 0 invalid unmasked
/sys/firmware/acpi/interrupts/gpe00: 0 invalid unmasked
/sys/firmware/acpi/interrupts/gpe3A: 0 invalid unmasked
/sys/firmware/acpi/interrupts/gpe_all:139446608
/sys/firmware/acpi/interrupts/gpe29: 0 invalid unmasked
/sys/firmware/acpi/interrupts/gpe2A: 0 invalid unmasked
/sys/firmware/acpi/interrupts/gpe19: 0 STS invalid unmasked
/sys/firmware/acpi/interrupts/gpe1A: 0 STS invalid unmasked
/sys/firmware/acpi/interrupts/gpe09: 0 EN enabled unmasked
/sys/firmware/acpi/interrupts/gpe37: 0 invalid unmasked
/sys/firmware/acpi/interrupts/gpe0A: 0 invalid unmasked
/sys/firmware/acpi/interrupts/gpe27: 0 invalid unmasked
/sys/firmware/acpi/interrupts/gpe17: 210 EN enabled unmasked
/sys/firmware/acpi/interrupts/ff_gbl_lock: 0 EN enabled unmasked
/sys/firmware/acpi/interrupts/gpe07: 0 enabled unmasked
/sys/firmware/acpi/interrupts/sci_not: 0
/sys/firmware/acpi/interrupts/gpe35: 0 invalid unmasked
/sys/firmware/acpi/interrupts/gpe25: 0 invalid unmasked
/sys/firmware/acpi/interrupts/gpe15: 0 EN enabled unmasked
/sys/firmware/acpi/interrupts/gpe05: 0 invalid unmasked
/sys/firmware/acpi/interrupts/gpe3F: 0 STS invalid unmasked
/sys/firmware/acpi/interrupts/gpe33: 0 invalid unmasked
/sys/firmware/acpi/interrupts/ff_slp_btn: 0 invalid unmasked
[nastia@nastia ~]$
Clearly I think this line gpe06 creates my trouble :
/sys/firmware/acpi/interrupts/gpe06:139446385 STS enabled unmasked
I try to fix this with in the terminal
sudo echo "disable" > /sys/firmware/acpi/interrupts/gpe06
and I got this answer … permission denied.
Some others info
[nastia@nastia ~]$ sudo journalctl -b0 -g acpi
[sudo] Mot de passe de nastia :
-- Journal begins at Mon 2021-04-05 09:26:50 +11, ends at Sun 2021-04-11 20:46:28 +11. --
avril 11 19:31:11 nastia kernel: BIOS-e820: [mem 0x000000008cd10000-0x000000008cd52fff] ACPI NVS
avril 11 19:31:11 nastia kernel: BIOS-e820: [mem 0x000000008cd67000-0x000000008cd8efff] ACPI data
avril 11 19:31:11 nastia kernel: reserve setup_data: [mem 0x000000008cd10000-0x000000008cd52fff] ACPI NVS
avril 11 19:31:11 nastia kernel: reserve setup_data: [mem 0x000000008cd67000-0x000000008cd8efff] ACPI data
avril 11 19:31:11 nastia kernel: efi: ACPI=0x8cd8e000 ACPI 2.0=0x8cd8e014 SMBIOS=0x8cd11000
avril 11 19:31:11 nastia kernel: ACPI: Early table checksum verification disabled
avril 11 19:31:11 nastia kernel: ACPI: RSDP 0x000000008CD8E014 000024 (v02 APPLE )
avril 11 19:31:11 nastia kernel: ACPI: XSDT 0x000000008CD8E1C0 00009C (v01 APPLE Apple00 00000000 0100>
avril 11 19:31:11 nastia kernel: ACPI: FACP 0x000000008CD8C000 0000F4 (v05 APPLE Apple00 00000000 Loki 0000>
avril 11 19:31:11 nastia kernel: ACPI BIOS Warning (bug): 32/64X length mismatch in FADT/Gpe0Block: 128/0 (20>
avril 11 19:31:11 nastia kernel: ACPI: DSDT 0x000000008CD80000 006AAD (v03 APPLE iMac 00410001 INTL 2010>
avril 11 19:31:11 nastia kernel: ACPI: FACS 0x000000008CD18000 000040
avril 11 19:31:11 nastia kernel: ACPI: FACS 0x000000008CD18000 000040
avril 11 19:31:11 nastia kernel: ACPI: HPET 0x000000008CD8B000 000038 (v01 APPLE Apple00 00000001 Loki 0000>
avril 11 19:31:11 nastia kernel: ACPI: APIC 0x000000008CD8A000 0000BC (v02 APPLE Apple00 00000001 Loki 0000>
avril 11 19:31:11 nastia kernel: ACPI: SBST 0x000000008CD88000 000030 (v01 APPLE Apple00 00000001 Loki 0000>
avril 11 19:31:11 nastia kernel: ACPI: ECDT 0x000000008CD87000 000053 (v01 APPLE Apple00 00000001 Loki 0000>
avril 11 19:31:11 nastia kernel: ACPI: SSDT 0x000000008CD7F000 00025A (v01 APPLE SataAhci 00001000 INTL 2010>
avril 11 19:31:11 nastia kernel: ACPI: SSDT 0x000000008CD7E000 0000B1 (v01 APPLE SmcDppt 00001000 INTL 2010>
avril 11 19:31:11 nastia kernel: ACPI: SSDT 0x000000008CD7A000 00065A (v01 APPLE UsbLpt 00001000 INTL 2010>
avril 11 19:31:11 nastia kernel: ACPI: SSDT 0x000000008CD79000 000032 (v01 APPLE SsdtS3 00001000 INTL 2010>
avril 11 19:31:11 nastia kernel: ACPI: SSDT 0x000000008CD77000 001D79 (v01 APPLE PcieTbt 00001000 INTL 2010>
avril 11 19:31:11 nastia kernel: ACPI: SSDT 0x000000008CD6A000 0000B8 (v01 APPLE Sdxc 00001000 INTL 2010>
avril 11 19:31:11 nastia kernel: ACPI: SSDT 0x000000008CD69000 0005B5 (v01 PmRef Cpu0Ist 00003000 INTL 2010>
avril 11 19:31:11 nastia kernel: ACPI: SSDT 0x000000008CD68000 000B83 (v01 PmRef CpuPm 00003000 INTL 2010>
avril 11 19:31:11 nastia kernel: ACPI: DMAR 0x000000008CD67000 000088 (v01 APPLE HSW 00000001 AAPL 0000>
avril 11 19:31:11 nastia kernel: ACPI: MCFG 0x000000008CD89000 00003C (v01 APPLE Apple00 00000001 Loki 0000>
avril 11 19:31:11 nastia kernel: ACPI: DMI detected to setup _OSI("Darwin"): Apple hardware
avril 11 19:31:11 nastia kernel: ACPI: Local APIC address 0xfee00000
avril 11 19:31:11 nastia kernel: ACPI: PM-Timer IO Port: 0x1808
avril 11 19:31:11 nastia kernel: ACPI: Local APIC address 0xfee00000
[nastia@nastia ~]$ df -Th
Sys. de fichiers Type Taille Utilisé Dispo Uti% Monté sur
dev devtmpfs 3,9G 0 3,9G 0% /dev
run tmpfs 3,9G 1,4M 3,9G 1% /run
/dev/sda3 ext4 24G 6,7G 17G 30% /
tmpfs tmpfs 3,9G 0 3,9G 0% /dev/shm
tmpfs tmpfs 4,0M 0 4,0M 0% /sys/fs/cgroup
/dev/sda7 ext4 15G 717M 13G 6% /var
/dev/sda5 ext4 4,8G 1,2G 3,4G 26% /opt
/dev/sda6 ext4 5,1G 639M 4,2G 14% /tmp
/dev/sda4 ext4 177G 49G 120G 30% /home
/dev/sda1 vfat 197M 26M 172M 13% /boot/efi
tmpfs tmpfs 791M 100K 791M 1% /run/user/1000
/dev/sdb1 vfat 466G 5,8G 460G 2% /run/media/nastia/INTENSO
[nastia@nastia ~]$ df -Thi
Sys. de fichiers Type Inœuds IUtil. ILibre IUti% Monté sur
dev devtmpfs 986K 545 986K 1% /dev
run tmpfs 988K 892 987K 1% /run
/dev/sda3 ext4 1,6M 337K 1,2M 22% /
tmpfs tmpfs 988K 1 988K 1% /dev/shm
tmpfs tmpfs 1,0K 18 1006 2% /sys/fs/cgroup
/dev/sda7 ext4 939K 5,2K 934K 1% /var
/dev/sda5 ext4 313K 22K 291K 7% /opt
/dev/sda6 ext4 333K 123 332K 1% /tmp
/dev/sda4 ext4 12M 509K 11M 5% /home
/dev/sda1 vfat 0 0 0 - /boot/efi
tmpfs tmpfs 198K 95 198K 1% /run/user/1000
/dev/sdb1 vfat 0 0 0 - /run/media/nastia/INTENSO
[nastia@nastia ~]$
Regards