Diagnostic Report 1d2842505e
iMac18,32017Quad-core Core i5 3.4/3.5/3.8 GHz or Core i7 4.2 GHz · Radeon Pro 570 / 575 / 580
tested 2026-10-21 03:57 UTCsubmitted 2026-10-21 04:08 UTC
Omarchy 4.0.6 (stable) · built 2026-10-19kernel 7.2.8-9-omarchy by @CRH via OmaBoot? Live 1.0.0 33e13bd · quick profile
Live boot from omaboot-live v4.0.6-1 · what a live boot can decidewith OmaBoot? Thunderbolt 3 USB wake fix
Supported 13 Partial 3 Failed 3 · 4 not tested
Ports
Boot
- Stock installer boots via 64-bit EFISupported
Reported
booted the OmaBoot? image (live 2026-10-21) through 64-bit EFI and GRUB; kernel 7.2.8-9-omarchy - Internal storage detected and installation completesNot tested
Reported
a live boot doesn't install; internal storage found: nvme0n1 (nvme) - Installed system starts, restarts and shuts down cleanlyNot tested
Reported
a live boot can't restart an installed system
Graphics
- Discrete GPU accelerationSupported
Reported
1002:67df 106b:0163 (amdgpu): Mesa's name: AMD Radeon RX 470 Graphics (radeonsi, polaris10, ACO, DRM 3.64, 7.2.8-9-omarchy), OpenGL ES 3.2 Mesa 26.2.5-arch1.1; test frame rendered right; 1080p compositor-like load for 10.0 s: 1939.2 fps on average, 1710.4 fps in its slowest second; panel eDP-1 on card1 scanning out: 60 vblanks in 1.00 s on CRTC 0 (60.0 Hz; mode 3840x2160 at 60.0 Hz); GPU temperature 47 °C at the start of the load, 54 °C at its end; the GPU check took 11.9 s - External display outputNot tested
Reported
skipped by the tester (it needs a monitor and cable)
Display
- Internal display at native resolutionPartial
Reported
eDP-1 connected on amdgpu, preferred mode 3840x2160, console at 3840x2160 on amdgpudrmfb, panel 5120x2880 (catalog); the panel scales a 3840x2160 picture up to its 5120x2880 pixels; picture confirmed (two test patterns, both named by the tester: round 1: drew nested boxes, picked it; round 2: drew vertical stripes, picked it) - Display brightness controlSupported
Reported
acpi_video0 stepped 11, 79 of 79 and back (from 79); the tester saw every step; the driver read back 3 of 3 levels as set | acpi_video0 (0 to 79, from 79), stepped by 7 per press, on KEY_BRIGHTNESSUP/DOWN (F2, F1) from Apple Inc. Magic Keyboard with Numeric Keypad (usb 05ac:026c): brighter changed the backlight, dimmer changed the backlight; presses: F1: 79 -> 72, F1: 72 -> 65, F1: 65 -> 58, F1: 58 -> 51, F1: 51 -> 44, F1: 44 -> 37, F1: 37 -> 30, F1: 30 -> 23, F1: 23 -> 16, F2: 16 -> 23, F2: 23 -> 30, F2: 30 -> 37, F2: 37 -> 44, F2: 44 -> 51, F2: 51 -> 58, F2: 58 -> 65, F2: 65 -> 72, F2: 72 -> 79, F2: already at 79 ×5, F1: 79 -> 72, F1: 72 -> 65, F1: 65 -> 58, F1: 58 -> 51, F1: 51 -> 44, F1: 44 -> 37, F1: 37 -> 30, F1: 30 -> 23, F1: 23 -> 16, F1: 16 -> 9, F1: 9 -> 7, F1: already at 7 ×3, F2: 7 -> 14, F2: 14 -> 21, F2: 21 -> 28, F2: 28 -> 35, F2: 35 -> 42, F2: 42 -> 49, F2: 49 -> 56, F2: 56 -> 63, F2: 63 -> 70, F2: 70 -> 77, F2: 77 -> 79; back to 79; the tester saw the screen follow the keys
Input
- Ambient light sensorSupported
Reported
applesmc light (applesmc.768): uncovered level 3 (last read (2,0)); covered, it dropped to 0, held 3.1 s; back to 2; raw SMC light keys (applesmc key_at_index): ALV0 {alv 10 bytes: before 01 10 00 60 00 0d 00 0c 00 08; covered 01 10 00 20 00 05 00 03 ff e8; after 01 10 00 63 00 0e 00 0b b9 b8 (moved); ALV1 {alv 10 bytes: before 00 00 00 00 00 00 00 00 00 00; covered 00 00 00 00 00 00 00 00 00 00; after 00 00 00 00 00 00 00 00 00 00; AL! ui16 2 bytes: before 00 00; covered 00 00; after 00 00; ALCI ui8 1 bytes: before 93; covered 93; after 93; ALI0 {ali 4 bytes: before 07 01 02 00; covered 07 01 02 00; after 07 01 02 00; ALI1 {ali 4 bytes: before 00 00 00 00; covered 00 00 00 00; after 00 00 00 00
Power
- Sleep and wakePartial
Reported
slept 18.7 s of a 20s alarm (mode deep), back in 80.3 s; wakeup sources that fired: RTC alarm (PNP0B00:00); ACPI events: GPE 0x07 +1, GPE 0x55 +1; allowed to wake it: PEG0 RP01 ARPT RP02 GIGE RP05 RP17 XHC1; the kernel's steps: sync 0.00 s, freezing tasks 0.05 s; suspend: devices 657 ms, late 3 ms, noirq 77 ms; resume: noirq 77.2 s, early 3 ms, devices 1.1 s; slowest: pcieport 0000:06:02.0 pci_pm_resume_noirq 70.9 s, pcieport 0000:05:00.0 pci_pm_resume_noirq 5.1 s, thunderbolt 0000:07:00.0 pci_pm_resume_noirq 3.5 s; not back after 30 s: USB usb3, USB usb4; after waking, backlight: acpi_video0 bl_power 0 (on), brightness 79 of 79; the tester typed the code shown after waking (691)
Audio
- Built-in speakersFailed
Reported
played through hw:0,0 (CS8409 Analog, Cirrus Logic CS8409); only "Headphone Phantom Jack" (always reads plugged in: the codec can't sense the jack); opened as 2 ch S16_LE 48000 Hz, channel map FL,FR,UNKNOWN,UNKNOWN; stereo WAV, left beeps on channel 1, right on 2; left channel: 5 beeps, answered nothing heard; right channel: 2 beeps, answered nothing heard - Built-in microphoneFailed
Reported
recorded hw:0,0 (CS8409 Analog, Cirrus Logic CS8409) at 16 kHz mono; room -90 dBFS (median of 30 windows of 50 ms); note D5 587 Hz (1.5 s) through hw:0,0 (CS8409 Analog, Cirrus Logic CS8409): not found (0 of 53 windows heard it, 8 needed; best window +0 dB over the frequencies around it); claps because note D5 not found; claps (10 ms peaks over -55 dBFS, 120 ms apart at least): asked for 3 claps, counted 0; asked for 2 claps, counted 0; loudest window since -90 dBFS (+0 dB); the tester clapped and said the level bar stayed put - Headphone / analog audio outputFailed
Reported
played through hw:0,0 (CS8409 Analog, Cirrus Logic CS8409); only "Headphone Phantom Jack" (always reads plugged in: the codec can't sense the jack); while the headphones played: speaker pin 0x24 pin-ctls 0x40: OUT (output on); speaker pin 0x25 pin-ctls 0x40: OUT (output on); no speaker switch or auto-mute control; opened as 2 ch S16_LE 48000 Hz, channel map FL,FR,UNKNOWN,UNKNOWN; stereo WAV, left beeps on channel 1, right on 2; left channel: 2 beeps, answered nothing heard; right channel: 4 beeps, answered nothing heard - Audio over HDMI / DisplayPortNot tested
Reported
skipped by the tester (it needs a monitor or TV with speakers)
Camera
- Built-in webcamSupported
Reported
/dev/video0 (FaceTime HD Camera (Built-in):) streamed YUYV 320x240, 64 frames at about 16 fps; the tester saw themselves move in the preview
Networking
- Wi-FiSupported
Reported
BCM43602 (14e4:43ba) on brcmfmac, wlan0: scan found 11 networks; joined one and got an address; boot.watch: 1.3 MB down verified (14.0 MB/s), 64 KB up verified, round trip 21 ms median (18–33 ms), IPv4; its counters +1519 KB - BluetoothSupported
Reported
hci0 on USB 1-6 [05ac:8296] (Broadcom, Bluetooth 4.2) powered on for the test (Low Energy switched on: it was off); discovery (classic and LE) found 48 device(s), 7 named and 41 unnamed: unknown kind (LE, Apple, -43 dBm), phone (classic, -47 dBm), unknown kind (LE, Apple, -52 dBm), unknown kind (LE, Apple, -53 dBm), unknown kind (LE, Apple, -53 dBm), unknown kind (LE, Apple, -54 dBm), unknown kind (LE, Apple, -58 dBm), unknown kind (LE, -61 dBm), unknown kind (LE, Apple, -67 dBm), unknown kind (LE, -68 dBm), unknown kind (LE, Apple, -68 dBm), unknown kind (LE, Apple, -69 dBm), unknown kind (LE, Apple, -69 dBm), unknown kind (LE, -75 dBm), unknown kind (LE, Apple, -78 dBm), unknown kind (LE, Apple, -78 dBm), unknown kind (LE, Apple, -78 dBm), unknown kind (LE, Apple, -80 dBm), unknown kind (LE, Samsung, -82 dBm), unknown kind (LE, Apple, -82 dBm), unknown kind (LE, Apple, -83 dBm), unknown kind (LE, Samsung, -85 dBm), unknown kind (LE, -86 dBm), unknown kind (LE, -86 dBm), unknown kind (LE, Apple, -86 dBm), unknown kind (LE, Apple, -88 dBm), unknown kind (LE, -88 dBm), unknown kind (LE, Apple, -88 dBm), unknown kind (LE, Apple, -89 dBm), unknown kind (LE, Apple, -89 dBm), unknown kind (LE, -92 dBm), unknown kind (LE, Apple, -92 dBm), unknown kind (LE, Samsung, -92 dBm), unknown kind (LE, -93 dBm), unknown kind (LE, Apple, -93 dBm), unknown kind (LE, -93 dBm), unknown kind (LE, -94 dBm), unknown kind (LE, -94 dBm), unknown kind (LE, -95 dBm), unknown kind (LE, -95 dBm), unknown kind (LE, Apple, -95 dBm), unknown kind (LE, Apple, -97 dBm), unknown kind (LE, -97 dBm), unknown kind (LE, -97 dBm), unknown kind (LE, -98 dBm), unknown kind (LE, Apple, -99 dBm), unknown kind (LE, Apple, -99 dBm), unknown kind (LE, Apple, -100 dBm); the tester picked their own device from the 9 listed: phone (classic, -47 dBm) - EthernetSupported
Reported
14e4:1686 (tg3, enp4s0f0): link up, an address, online through it; boot.watch: 1.3 MB down verified (27.2 MB/s), 64 KB up verified, round trip 26 ms median (17–29 ms), IPv4; its counters +1528 KB
Ports
- USB-A portsSupported
Reported
ports seen: 4; 2-4: USB Disk 20 (346d:5678) at 5000 Mb/s (USB 3): the OmaBoot? drive: 32 MiB of airootfs.sfs read from sda, verified against the image's checksums, 81.5 MB/s (the OmaBoot? drive, in since power-on); 1-4: Logitech Gaming Mouse G502 (046d:c332) at 12 Mb/s (USB 1.1): 365 input events from it (a move or a key); 1-2 / 2-2: Apple Inc. Magic Keyboard with Numeric Keypad (05ac:026c) at 12 Mb/s (USB 1.1): 2 input events from it (a move or a key); 2-5: USB Disk 20 (346d:5678) at 5000 Mb/s (USB 3): OmaBoot?'s test file OMABOOT-TEST.BIN (FAT32, MBR partition 1) on sdb read: 32 MiB, every byte its pattern, 69.5 MB/s; the tester tried every port; port map, in the order asked: back-6 USB 3 = 1-4, firmware says panel=unknown, vertical=upper, horizontal=left; back-5 USB 3 = 1-2 / 2-2, firmware says panel=unknown, vertical=upper, horizontal=left; back-4 USB 3 = 2-5, firmware says panel=unknown, vertical=upper, horizontal=left; back-3 USB 3 = 2-4 (the OmaBoot? drive: the tester said which port), firmware says panel=unknown, vertical=upper, horizontal=left - USB-C / Thunderbolt 3 ports (USB data)Partial
Reported
ports seen: 2; 1-13: Keychron Keychron Q5 Max (3434:0850) at 12 Mb/s (USB 1.1): 2 input events from it (a move or a key) (on the Mac's main USB controller, not the Thunderbolt 3 chip's); 4-2: USB Disk 20 (346d:5678) at 5000 Mb/s (USB 3): OmaBoot?'s test file OMABOOT-TEST.BIN (FAT32, MBR partition 1) on sdb read: 32 MiB, every byte its pattern, 66.3 MB/s (seen once the Thunderbolt 3 USB controller was kept awake); not counted: 2-4, a USB-A port; the Thunderbolt 3 chip's USB controller (0000:08:00.0 (8086:15d4)) was asleep (runtime-suspended) with nothing seen for 15 s: Linux doesn't take the PCIe wake signal (PME) on a Mac, so a plug-in can't wake it; kept awake from 27 s into the test (power/control on, OmaBoot?'s Thunderbolt 3 USB wake fix), put back after; the tester tried every port; port map, in the order asked: back-8 Thunderbolt 3 (USB-C) = 1-13, firmware says panel=unknown, vertical=upper, horizontal=left; back-7 Thunderbolt 3 (USB-C) = 4-2, firmware says panel=unknown, vertical=upper, horizontal=leftNote ran with OmaBoot? omaboot.thunderbolt3-usb-awake
- Thunderbolt devices (storage, docks, hotplug)Supported
Reported
host Apple Inc. Macintosh, Thunderbolt 3, security user; back-8: 0-1: Apple, Inc. Thunderbolt to Gigabit Ethernet Adapter, authorized 1, link 10.0 Gb/s x1; plugged in after boot; the kernel held it back and the tester let it in (authorized written, as boltctl authorize does); new PCI devices: 0000:09:00.0 [8086:1549] pcieport, 0000:0a:00.0 [8086:1549] pcieport, 0000:0b:00.0 [14e4:1682] tg3; back-7: 0-3: Apple, Inc. Thunderbolt to Gigabit Ethernet Adapter, authorized 1, link 10.0 Gb/s x1; plugged in after boot; the kernel held it back and the tester let it in (authorized written, as boltctl authorize does); new PCI devices: 0000:42:00.0 [8086:1549] pcieport, 0000:43:00.0 [8086:1549] pcieport, 0000:44:00.0 [14e4:1682] tg3; port map, in the order asked: back-8 Thunderbolt 3 (USB-C) = route 0-1; back-7 Thunderbolt 3 (USB-C) = route 0-3 - SD card readerSupported
Reported
card seen: mmcblk0 on mmc, SD SD4GB, 4.0 GB, read-only (the card's lock switch); OmaBoot?'s test file OMABOOT-TEST.BIN (FAT32, MBR partition 1) on mmcblk0 read: 32 MiB, every byte its pattern, 18.2 MB/s; timings from the test's start (polled every 0.5 s): the reader's card device at 25.7 s, its disk at 25.7 s, the test file read by 28.4 s; mmc reader: mmc0 (sdhci-pci 0000:04:00.1 [14e4:16bc]): card detect by interrupt (caps 0x439f000f), 393 interrupts while the test ran, runtime PM active at the start; port map, in the order asked: back-2 SD card = mmcblk0 on mmc
Thermal
- Temperature sensors report under loadSupported
Reported
5 CPU sensors; hottest 45 °C idle, 58 °C peak over a 20s load - Fans respond to loadSupported
Reported
applesmc: Main 1198 to 1201 rpm under load (end 1999); Main's minimum raised from 1200 to 2000 rpm for the load's last 10s: followed (1200 to 2113 rpm), put back to 1200 after
Other checks
Checks this diagnostic ran that aren't part of the criteria (yet). They're shown as reported and don't affect any verdict.
audio.codecAudio codec found, driver bound · supported · codecs: Cirrus Logic CS8409; HDMI/DP: ATI R6xx HDMI; controllers: 2, drivers: snd_hda_intel; subsystem IDs: Cirrus Logic CS8409 0x106b1000boot.timingBoot timing · booted in 0:23 (systemd): kernel 5.1 s, userspace 17.8 s; boot-live started at 0:18, first frame at 0:18, quick pass at 1:01 after the kernel started; the OmaBoot? drive (sda) read 139.2 MB/s (8 MiB inside airootfs.sfs, O_DIRECT)input.keyboard-layoutKeyboard layout · English (US) (keymap us), from macOS: prev-lang:kbd en:0
Report 1d2842505e · configuration imac18-3-5k-2017-a. All times are UTC. Personal data (serial numbers, network addresses, user and host names) is removed before anything is stored.