diff options
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/x86/x86_64/boot-options.txt | 16 |
1 files changed, 3 insertions, 13 deletions
diff --git a/Documentation/x86/x86_64/boot-options.txt b/Documentation/x86/x86_64/boot-options.txt index 01150c64aa73..7fbbaf85f5b7 100644 --- a/Documentation/x86/x86_64/boot-options.txt +++ b/Documentation/x86/x86_64/boot-options.txt | |||
@@ -170,19 +170,9 @@ NUMA | |||
170 | If given as a memory unit, fills all system RAM with nodes of | 170 | If given as a memory unit, fills all system RAM with nodes of |
171 | size interleaved over physical nodes. | 171 | size interleaved over physical nodes. |
172 | 172 | ||
173 | numa=fake=CMDLINE | 173 | numa=fake=<N> |
174 | If a number, fakes CMDLINE nodes and ignores NUMA setup of the | 174 | If given as an integer, fills all system RAM with N fake nodes |
175 | actual machine. Otherwise, system memory is configured | 175 | interleaved over physical nodes. |
176 | depending on the sizes and coefficients listed. For example: | ||
177 | numa=fake=2*512,1024,4*256,*128 | ||
178 | gives two 512M nodes, a 1024M node, four 256M nodes, and the | ||
179 | rest split into 128M chunks. If the last character of CMDLINE | ||
180 | is a *, the remaining memory is divided up equally among its | ||
181 | coefficient: | ||
182 | numa=fake=2*512,2* | ||
183 | gives two 512M nodes and the rest split into two nodes. | ||
184 | Otherwise, the remaining system RAM is allocated to an | ||
185 | additional node. | ||
186 | 176 | ||
187 | ACPI | 177 | ACPI |
188 | 178 | ||