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update arm build stats

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Clean out the historical numbers, update info

Signed-off-by: Andy Green <andy.green@linaro.org>
This commit is contained in:
Andy Green 2013-02-18 12:08:15 +08:00
parent 8dac94da67
commit cb8febdda2
1 changed files with 10 additions and 30 deletions
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40
README.build
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@ -204,33 +204,22 @@ Embedded server-only configuration without extensions (ie, no compression
on websocket connections), but with full v13 websocket features and http on websocket connections), but with full v13 websocket features and http
server, built on ARM Cortex-A9: server, built on ARM Cortex-A9:
Update at 224149ai (2013-02-11) Update at 8dac94d (2013-02-18)
./configure --without-client --without-extensions --disable-debug --without-daemonize ./configure --without-client --without-extensions --disable-debug --without-daemonize
Context Creation, 1024 fd limit[2]: 17444 (incl. 12 bytes per fd) Context Creation, 1024 fd limit[2]: 16720 (includes 12 bytes per fd)
Per-connection [3]: 112 bytes, additional 1328 bytes only during headers Per-connection [3]: 72 bytes, +1328 during headers
.text .rodata .data .bss .text .rodata .data .bss
11548 2736 288 4 11512 2784 288 4
Update at 35f332bb46464feb87eb
./configure --without-client --without-extensions --disable-debug --enable-nofork --without-daemonize
.text .rodata .data .bss
11476 2664 288 4
Context Creation, 1024 fd limit[2]: 12288 (12 bytes per fd)
Per-connection [3]: 4400 bytes
This shows the impact of the major configuration with/without options at This shows the impact of the major configuration with/without options at
13ba5bbc633ea962d46d using Ubuntu ARM on a PandaBoard ES. 13ba5bbc633ea962d46d using Ubuntu ARM on a PandaBoard ES.
These are accounting for static allocations from the library elf, there are These are accounting for static allocations from the library elf, there are
additional dynamic allocations via malloc additional dynamic allocations via malloc. These are a bit old now but give
the right idea for relative "expense" of features.
Static allocations, ARM9 Static allocations, ARM9
.text .rodata .data .bss .text .rodata .data .bss
@ -242,25 +231,16 @@ Static allocations, ARM9
without server, exts 25382 7204 288 4104 without server, exts 25382 7204 288 4104
without server, exts, debug[1] 23712 4256 288 4104 without server, exts, debug[1] 23712 4256 288 4104
Dynamic allocations: ARM9 (32 bit)
Context Creation, 1024 fd limit[2] in ulimit: 12288 (12 bytes per fd)
Per-connection (excluding headers[3]): 8740
Dynamic allocations: x86_64 (64 bit)
Context Creation, 1024 fd limit[2] in ulimit: 16384 (16 bytes per fd)
Per-connection (excluding headers[3]): 9224
[1] --disable-debug only removes messages below lwsl_notice. Since that is [1] --disable-debug only removes messages below lwsl_notice. Since that is
the default logging level the impact is not noticable, error, warn and notice the default logging level the impact is not noticable, error, warn and notice
logs are all still there. logs are all still there.
[2] 1024 fd per process is the default limit (set by ulimit) in at least Fedora [2] 1024 fd per process is the default limit (set by ulimit) in at least Fedora
and Ubuntu. and Ubuntu. You can make significant savings tailoring this to actual expected
peak fds, ie, at a limit of 20, context creation allocation reduces to 4432 +
240 = 4672)
[3] known headers are retained via additional mallocs for the lifetime of the [3] known header content is freed after connection establishment
connection
#################################### CMake #################################### #################################### CMake ####################################