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| author | in2 <in2@63ad8ddf-47c3-0310-b6dd-a9e9d9715204> | 2005-08-10 16:35:32 +0800 |
|---|---|---|
| committer | in2 <in2@63ad8ddf-47c3-0310-b6dd-a9e9d9715204> | 2005-08-10 16:35:32 +0800 |
| commit | a9e607158671c1d8625125a58bbd40dd18acb8b5 (patch) | |
| tree | b432d5867c3a97ecb8e4082118b7e2f8314d0cab | |
| parent | 4fe6fa6ea16743f6e6f265e1131df3bff3767116 (diff) | |
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user defined SHMALIGNEDSIZE.
git-svn-id: http://opensvn.csie.org/pttbbs/trunk/pttbbs@3023 63ad8ddf-47c3-0310-b6dd-a9e9d9715204
| -rw-r--r-- | include/pttstruct.h | 4 | ||||
| -rw-r--r-- | sample/pttbbs.conf | 6 |
2 files changed, 8 insertions, 2 deletions
diff --git a/include/pttstruct.h b/include/pttstruct.h index 7c5a12a6..1167fb33 100644 --- a/include/pttstruct.h +++ b/include/pttstruct.h @@ -586,8 +586,8 @@ typedef struct { #endif } SHM_t; -#ifdef USE_HUGETLB // 4MB aligned -# define SHMSIZE (sizeof(SHM_t)/(1048576*4)+1)*1048576*4 +#ifdef SHMALIGNEDSIZE +# define SHMSIZE (sizeof(SHM_t)/(SHMALIGNEDSIZE)+1)*SHMALIGNEDSIZE #else # define SHMSIZE (sizeof(SHM_t)) #endif diff --git a/sample/pttbbs.conf b/sample/pttbbs.conf index 7715ce5a..37101764 100644 --- a/sample/pttbbs.conf +++ b/sample/pttbbs.conf @@ -150,6 +150,12 @@ /* 使用 HUGETLB shared memory . 目前只在 Linux 上有效 */ //#define USE_HUGETLB +/* 在某些平台之下, shared-memory規定需要為一定的 aligned size, + 如在 linux x86_64 下使用 HUGETLB 時需為 4MB aligned, + 而在 linux ia64 下使用 HUGETLB時需為 256MB aligned. + 單位為 bytes */ +//#define SHMALIGNEDSIZE (1048576*4) // 4MB for x86_64 + /* 讓過於熱門或被鬧的版冷靜, SHM 會變大一些些 */ #define USE_COOLDOWN |