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| author | Mike Karels <karels@FreeBSD.org> | 2024-05-07 22:09:06 +0000 |
|---|---|---|
| committer | Mike Karels <karels@FreeBSD.org> | 2024-05-07 22:09:06 +0000 |
| commit | 3c1326a472ca67ff6159d644589ab5e5bfc1258c (patch) | |
| tree | b8e25bfff1d8c93adb5ecb7c4b285f4875896e1d /documentation | |
| parent | e0261cb5dabb307fabde16dab2e4b6b7199358a2 (diff) | |
| download | doc-3c1326a472ca67ff6159d644589ab5e5bfc1258c.tar.gz doc-3c1326a472ca67ff6159d644589ab5e5bfc1258c.zip | |
handbook/virtualization: add note on workaround for Parallels
A user reported high CPU utilization on a fresh install of 14.0
on Parallels (MacOS, M1/Apple Silicon). Disabling the new ACPI
ged(4) device worked around the problem. Document this (for now).
Reviewed by: pauamma_gundo.com
Differential Revision: https://reviews.freebsd.org/D45103
Diffstat (limited to 'documentation')
| -rw-r--r-- | documentation/content/en/books/handbook/virtualization/_index.adoc | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/documentation/content/en/books/handbook/virtualization/_index.adoc b/documentation/content/en/books/handbook/virtualization/_index.adoc index c567bd9c76..4084bfc73c 100644 --- a/documentation/content/en/books/handbook/virtualization/_index.adoc +++ b/documentation/content/en/books/handbook/virtualization/_index.adoc @@ -136,6 +136,13 @@ kern.hz=100 + Without this setting, an idle FreeBSD Parallels guest will use roughly 15% of the CPU of a single processor iMac(R). After this change the usage will be closer to 5%. ++ +If installing FreeBSD 14.0 or later, and CPU utilization is still high, add the following additional line to [.filename]#/boot/loader.conf#: ++ +[.programlisting] +.... +debug.acpi.disabled="ged" +.... . Create a New Kernel Configuration File + All of the SCSI, FireWire, and USB device drivers can be removed from a custom kernel configuration file. |