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Limit join_buffer_size, sort_buffer_size and myisam_sort_buffer_size to 4GB on all platforms, since the related code in 5.0 is not 64-bit safe. This is patch is a part of work on bug #5731 and will be null-merged to 5.1.

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kaa@polly.local
2007-08-29 20:33:44 +04:00
parent 044cd7b471
commit f02a1f2c91
1 changed files with 3 additions and 3 deletions
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6
sql/mysqld.cc
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@@ -5829,7 +5829,7 @@ log and this option does nothing anymore.",
"The size of the buffer that is used for full joins.",
(gptr*) &global_system_variables.join_buff_size,
(gptr*) &max_system_variables.join_buff_size, 0, GET_ULONG,
REQUIRED_ARG, 128*1024L, IO_SIZE*2+MALLOC_OVERHEAD, ~0L, MALLOC_OVERHEAD,
REQUIRED_ARG, 128*1024L, IO_SIZE*2+MALLOC_OVERHEAD, UINT_MAX32, MALLOC_OVERHEAD,
IO_SIZE, 0},
{"keep_files_on_create", OPT_KEEP_FILES_ON_CREATE,
"Don't overwrite stale .MYD and .MYI even if no directory is specified.",
@@ -5998,7 +5998,7 @@ The minimum value for this variable is 4096.",
"The buffer that is allocated when sorting the index when doing a REPAIR or when creating indexes with CREATE INDEX or ALTER TABLE.",
(gptr*) &global_system_variables.myisam_sort_buff_size,
(gptr*) &max_system_variables.myisam_sort_buff_size, 0,
GET_ULONG, REQUIRED_ARG, 8192*1024, 4, ~0L, 0, 1, 0},
GET_ULONG, REQUIRED_ARG, 8192*1024, 4, UINT_MAX32, 0, 1, 0},
{"myisam_stats_method", OPT_MYISAM_STATS_METHOD,
"Specifies how MyISAM index statistics collection code should threat NULLs. "
"Possible values of name are \"nulls_unequal\" (default behavior for 4.1/5.0), "
@@ -6144,7 +6144,7 @@ The minimum value for this variable is 4096.",
"Each thread that needs to do a sort allocates a buffer of this size.",
(gptr*) &global_system_variables.sortbuff_size,
(gptr*) &max_system_variables.sortbuff_size, 0, GET_ULONG, REQUIRED_ARG,
MAX_SORT_MEMORY, MIN_SORT_MEMORY+MALLOC_OVERHEAD*2, ~0L, MALLOC_OVERHEAD,
MAX_SORT_MEMORY, MIN_SORT_MEMORY+MALLOC_OVERHEAD*2, UINT_MAX32, MALLOC_OVERHEAD,
1, 0},
#ifdef HAVE_BERKELEY_DB
{"sync-bdb-logs", OPT_BDB_SYNC,