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Clarify the description of the tickless parameter (#636)

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Vasiliy Stelmachenok
2022-11-02 15:49:58 +03:00
committed by GitHub
parent 1882fa3bd9
commit 16c81fb013
2 changed files with 4 additions and 2 deletions
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4
customization.cfg
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@@ -144,7 +144,9 @@ _numadisable="false"
_misc_adds="true"
# Set to "0" for periodic ticks, "1" to use CattaRappa mode (enabling full tickless) and "2" for tickless idle only.
# Full tickless can give higher performances in various cases but, depending on hardware, lower consistency. Just tickless idle can perform better on some platforms (mostly AMD based).
# Full tickless can give higher performances in case you use isolation of CPUs for tasks
# and it works only when using the nohz_full kernel parameter, otherwise behaves like idle.
# Just tickless idle perform better for most platforms.
_tickless=""
# Set to "true" to use ACS override patch - https://wiki.archlinux.org/index.php/PCI_passthrough_via_OVMF#Bypassing_the_IOMMU_groups_.28ACS_override_patch.29 - Kernel default is "false"

2
linux-tkg-config/prepare
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@@ -1330,7 +1330,7 @@ _tkg_srcprep() {
plain "Use CattaRappa mode (Tickless/Dynticks) ?"
_tickless_array_text=(
"No, use periodic ticks."
"Yes, full tickless baby!\n Can give higher performances in many cases but lower consistency on some hardware."
"Yes, full tickless baby!\n Full tickless can give higher performances in case you use isolation of CPUs for task, in other cases it behaves as Idle."
"Just tickless idle plz.\n Just tickless idle can perform better with some platforms (mostly AMD) or CPU schedulers (mostly MuQSS)."
)
_default_index="2"