Difference between revisions of "Page size"

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POWER supports both 4KiB and 64KiB page sizes; this is in contrast to x86, which supports only 4KiB.
 
POWER supports both 4KiB and 64KiB page sizes; this is in contrast to x86, which supports only 4KiB.
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= Performance =
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64KiB mode yields performance improvements for some workloads, if sufficient RAM is available. However, 64KiB mode also incurs higher RAM usage, so users with limited RAM will see better performance in 4KiB mode.

Revision as of 19:55, 17 May 2023

POWER supports both 4KiB and 64KiB page sizes; this is in contrast to x86, which supports only 4KiB.

Performance

64KiB mode yields performance improvements for some workloads, if sufficient RAM is available. However, 64KiB mode also incurs higher RAM usage, so users with limited RAM will see better performance in 4KiB mode.