diff options
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/kernel-parameters.txt | 6 | ||||
| -rw-r--r-- | Documentation/vm/slub.txt | 2 |
2 files changed, 7 insertions, 1 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index c92b1532f05..a8d389d7240 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -2395,6 +2395,12 @@ bytes respectively. Such letter suffixes can also be entirely omitted. slram= [HW,MTD] + slab_max_order= [MM, SLAB] + Determines the maximum allowed order for slabs. + A high setting may cause OOMs due to memory + fragmentation. Defaults to 1 for systems with + more than 32MB of RAM, 0 otherwise. + slub_debug[=options[,slabs]] [MM, SLUB] Enabling slub_debug allows one to determine the culprit if slab objects become corrupted. Enabling diff --git a/Documentation/vm/slub.txt b/Documentation/vm/slub.txt index f464f47bc60..2acdda9601b 100644 --- a/Documentation/vm/slub.txt +++ b/Documentation/vm/slub.txt @@ -117,7 +117,7 @@ can be influenced by kernel parameters: slub_min_objects=x (default 4) slub_min_order=x (default 0) -slub_max_order=x (default 1) +slub_max_order=x (default 3 (PAGE_ALLOC_COSTLY_ORDER)) slub_min_objects allows to specify how many objects must at least fit into one slab in order for the allocation order to be acceptable. |