From 0a6ec7a2c96589a6a7922137907173f3640c3e9c Mon Sep 17 00:00:00 2001 From: Pierre Joye Date: Wed, 19 Jun 2013 17:57:08 +0200 Subject: [PATCH] add notes about opcache windows issue and migration from APC --- UPGRADING | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/UPGRADING b/UPGRADING index 6c6368b490..7bd0b0c034 100755 --- a/UPGRADING +++ b/UPGRADING @@ -385,6 +385,10 @@ PHP 5.5 UPGRADE NOTES - opcache.preferred_memory_model (default "") - opcache.protect_memory (default "0") - opcache.mmap_base (Windows-only) + - If APC or WinCache was used before, the user cache APIs can be replaced by: + - APCu, all supported OSes (http://pecl.php.net/package/APCu, Windows: http://windows.php.net/downloads/pecl/releases/apcu/) + - WinCache, windows only (http://pecl.php.net/package/WinCache), a version with the ability to use only the user + cache will be released shortly after 5.5.0 final ======================================== 11. Windows Support @@ -392,6 +396,18 @@ PHP 5.5 UPGRADE NOTES - Apache 2.4 handler is supported as of PHP 5.5.0 +- OpCache + Error like 'unable to reattach to base address' could happen in many common setups. + It is due to some technical and design restriction in the engine and cannot be fixed + easily before 5.5.0 final was released. + + A possible fix is to tweak the opcache.mmap_base INI setting by forcing the 1st address + to be tried. + + For x86 version, the following addreses can be tried: + . 0x20000000, 0x21000000, 0x30000000, 0x31000000, 0x50000000 + and for x64 (still expiremental): + . 0x0000100000000000, 0x0000200000000000, 0x0000300000000000, 0x0000700000000000 ======================================== 12. Other Changes -- 2.50.1