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Re-format size class table.

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Use a more compact layout for the size class table in the man page.
This avoids layout glitches due to approaching the single-page table
size limit.
This commit is contained in:
Jason Evans 2010-10-24 11:34:50 -07:00
parent 49d0293c88
commit 8da141f47a
1 changed files with 17 additions and 51 deletions
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68
jemalloc/doc/jemalloc.3.in
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@ -516,62 +516,28 @@ If you need to assure that allocations do not suffer from cacheline sharing,
round your allocation requests up to the nearest multiple of the cacheline
size, or specify cacheline alignment when allocating.
.Pp
Assuming 4 MiB chunks, 4 KiB pages, and a 16 byte quantum on a 64-bit system,
Assuming 4 MiB chunks, 4 KiB pages, and a 16-byte quantum on a 64-bit system,
the size classes in each category are as follows:
.\"-----------------------------------------------------------------------------
.TS
expand allbox tab(;);
LLR
LLR
^LR
^^R
^^R
^^R
^^R
^LR
^^R
^^R
^^R
^^R
^LR
^^R
^^R
^^R
^^R
LsR
^^R
^^R
^^R
^^R
LsR
^^R.
allbox tab(;);
LLL
LLL
^LL
^LL
^LL
LsL
LsL.
Category;Subcategory;Size
@roff_tiny@Small;Tiny;8
@roff_tiny@Small;Tiny;[8]
@roff_no_tiny@Small;Tiny;[disabled]
;Quantum-spaced;16
;;32
;;48
;;...
;;128
;Cacheline-spaced;192
;;256
;;320
;;...
;;512
;Sub-page;760
;;1024
;;1280
;;...
;;3840
Large;4 KiB
;;8 KiB
;;12 KiB
;;...
;;4084 KiB
Huge;4 MiB
;;8 MiB
;;12 MiB
;;...
;Quantum-spaced;[16, 32, 48, ..., 128]
;Cacheline-spaced;[192, 256, 320, ..., 512]
;Sub-page-spaced;[768, 1024, 1280, ..., 3840]
Large;[4 KiB, 8 KiB, 12 KiB, ..., 4072 KiB]
Huge;[4 MiB, 8 MiB, 12 MiB, ...]
.TE
.\"-----------------------------------------------------------------------------
.Sh MALLCTL NAMESPACE
The following names are defined in the namespace accessible via the
.Fn @jemalloc_prefix@mallctl*