From 8bad603ae0a87f58cc79eb590a9fd7c68514009a Mon Sep 17 00:00:00 2001 From: Karel Zak Date: Thu, 25 Jul 2019 12:23:59 +0200 Subject: lscpu: (man) add note about cache sizes Addresses: https://github.com/karelzak/util-linux/issues/827 Signed-off-by: Karel Zak --- sys-utils/lscpu.1 | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/sys-utils/lscpu.1 b/sys-utils/lscpu.1 index e82fa4320..cd509f72b 100644 --- a/sys-utils/lscpu.1 +++ b/sys-utils/lscpu.1 @@ -33,6 +33,11 @@ specified, \fBlscpu\fP prints the column but does not provide any data for it. The default output formatting on terminal maybe optimized for better readability. The output for non-terminals (e.g. pipes) is never affected by this optimization and it is always in "Field: data\\n" format. +.sp +The cache sizes are reported as summary from all CPUs. The versions before +v2.34 reported per-core sizes, but this output was confusing due to complicated +CPUs topology and the way how caches are shared between CPUs. For more details +about caches see \fB\-\-cache\fP. .SS COLUMNS Note that topology elements (core, socket, etc.) use a sequential unique ID starting from zero, but CPU logical numbers follow the kernel where there is -- cgit v1.2.3-55-g7522