Additional tools used with OpenCore.
PassMark MemTest86 is the original, free, standalone memory testing software for x86 and ARM computers.
Version used - 10.7 Build 1000
.
Notes:
- Currently, installation process is not automated - files are extracted manually to the memtest86 folder below.
- It's assumed that steps below are done from macOS.
- If done from Linux - follow this guide for extracting files to the directory specified below.
Installation:
-
Download MemTest86 archive.
-
Unzip it and mount
memtest86-usb.img
. It's assumed that it's located in~/Downloads/memtest86-usb/memtest86-usb.img
hdiutil mount ~/Downloads/memtest86-usb/memtest86-usb.img
/dev/disk5 GUID_partition_scheme /dev/disk5s1 Microsoft Basic Data /Volumes/NO NAME /dev/disk5s2 EFI /dev/disk5s3 Microsoft Basic Data
-
(Optional) Remove old
memtest86
folder contents:rm -fr ./memtest86 mkdir -p ./memtest86
-
Copy
/Volumes/NO NAME/EFI/BOOT/
contents tomemtest86
directory:cp /Volumes/NO\ NAME/EFI/BOOT/{BOOTX64.efi,blacklist.cfg,mt86.png,unifont.bin} ./memtest86/ chmod 0644 ./memtest86/{BOOTX64.efi,blacklist.cfg,mt86.png,unifont.bin}
-
Unmount the volume and cleanup
hdiutil unmount /Volumes/NO\ NAME rm -fr ~/Downloads/{memtest86-usb.zip,memtest86-usb}