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| author | Rickard Green <[email protected]> | 2014-02-24 14:14:24 +0100 |
|---|---|---|
| committer | Rickard Green <[email protected]> | 2014-02-24 14:14:24 +0100 |
| commit | ce614726e9fb19b462ed41a2f020b68ef98cd532 (patch) | |
| tree | c61534690567d2ad32671e85d46aedbc02041718 /HOWTO | |
| parent | 15c4e79462cd890c2782fc14c9ac9b8cf99ee46f (diff) | |
| parent | b2017b91a5572f7bc2caf15082b4b105f3a3e21d (diff) | |
| download | otp-ce614726e9fb19b462ed41a2f020b68ef98cd532.tar.gz otp-ce614726e9fb19b462ed41a2f020b68ef98cd532.tar.bz2 otp-ce614726e9fb19b462ed41a2f020b68ef98cd532.zip | |
Merge branch 'rickard/assumed-cacheline-size/OTP-11742'
* rickard/assumed-cacheline-size/OTP-11742:
Introduce configure option --with-assumed-cache-line-size=SIZE
Diffstat (limited to 'HOWTO')
| -rw-r--r-- | HOWTO/INSTALL.md | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/HOWTO/INSTALL.md b/HOWTO/INSTALL.md index c9f4062b83..fb18676699 100644 --- a/HOWTO/INSTALL.md +++ b/HOWTO/INSTALL.md @@ -274,6 +274,11 @@ Some of the available `configure` options are: `(g)cc` * `--enable-m32-build` - Build 32-bit binaries using the `-m32` flag to `(g)cc` +* `--with-assumed-cache-line-size=SIZE` - Set assumed cache-line size in + bytes. Default is 64. Valid values are powers of two between and + including 16 and 8192. The runtime system use this value in order to + try to avoid false sharing. A too large value wastes memory. A to + small value will increase the amount of false sharing. * `--{with,without}-termcap` - termcap (without implies that only the old Erlang shell can be used) * `--with-javac=JAVAC` - Specify Java compiler to use |