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2 More --bdb variables (fix for bug #14895)

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- added bdb-cache-parts
- modified bdb-cache-size to support more than 4G
- added bdb-region-size (size of memory pool for storing file names used in transaction)
This commit is contained in:
andrey@lmy004.
2005-11-12 11:56:16 +01:00
parent bc684697a6
commit 6f8d80b146
4 changed files with 38 additions and 9 deletions
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22
sql/mysqld.cc
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@@ -394,7 +394,9 @@ extern const u_int32_t bdb_DB_TXN_NOSYNC, bdb_DB_RECOVER, bdb_DB_PRIVATE;
extern bool berkeley_shared_data;
extern u_int32_t berkeley_init_flags,berkeley_env_flags, berkeley_lock_type,
berkeley_lock_types[];
extern ulong berkeley_cache_size, berkeley_max_lock, berkeley_log_buffer_size;
extern ulong berkeley_max_lock, berkeley_log_buffer_size;
extern ulonglong berkeley_cache_size;
extern ulong berkeley_region_size, berkeley_cache_parts;
extern char *berkeley_home, *berkeley_tmpdir, *berkeley_logdir;
extern long berkeley_lock_scan_time;
extern TYPELIB berkeley_lock_typelib;
@@ -4582,8 +4584,10 @@ enum options_mysqld
OPT_INNODB_CONCURRENCY_TICKETS,
OPT_INNODB_THREAD_SLEEP_DELAY,
OPT_BDB_CACHE_SIZE,
OPT_BDB_CACHE_PARTS,
OPT_BDB_LOG_BUFFER_SIZE,
OPT_BDB_MAX_LOCK,
OPT_BDB_REGION_SIZE,
OPT_ERROR_LOG_FILE,
OPT_DEFAULT_WEEK_FORMAT,
OPT_RANGE_ALLOC_BLOCK_SIZE, OPT_ALLOW_SUSPICIOUS_UDFS,
@@ -5398,8 +5402,12 @@ log and this option does nothing anymore.",
#ifdef WITH_BERKELEY_STORAGE_ENGINE
{ "bdb_cache_size", OPT_BDB_CACHE_SIZE,
"The buffer that is allocated to cache index and rows for BDB tables.",
(gptr*) &berkeley_cache_size, (gptr*) &berkeley_cache_size, 0, GET_ULONG,
REQUIRED_ARG, KEY_CACHE_SIZE, 20*1024, (long) ~0, 0, IO_SIZE, 0},
(gptr*) &berkeley_cache_size, (gptr*) &berkeley_cache_size, 0, GET_ULL,
REQUIRED_ARG, KEY_CACHE_SIZE, 20*1024, (ulonglong) ~0, 0, IO_SIZE, 0},
{ "bdb_cache_parts", OPT_BDB_CACHE_PARTS,
"Number of parts to use for BDB cache.",
(gptr*) &berkeley_cache_parts, (gptr*) &berkeley_cache_parts, 0, GET_ULONG,
REQUIRED_ARG, 1, 1, 1024, 0, 1, 0},
/* QQ: The following should be removed soon! (bdb_max_lock preferred) */
{"bdb_lock_max", OPT_BDB_MAX_LOCK, "Synonym for bdb_max_lock.",
(gptr*) &berkeley_max_lock, (gptr*) &berkeley_max_lock, 0, GET_ULONG,
@@ -5412,6 +5420,10 @@ log and this option does nothing anymore.",
"The maximum number of locks you can have active on a BDB table.",
(gptr*) &berkeley_max_lock, (gptr*) &berkeley_max_lock, 0, GET_ULONG,
REQUIRED_ARG, 10000, 0, (long) ~0, 0, 1, 0},
{"bdb_region_size", OPT_BDB_REGION_SIZE,
"The size of the underlying logging area of the Berkeley DB environment.",
(gptr*) &berkeley_region_size, (gptr*) &berkeley_region_size, 0, GET_ULONG,
OPT_ARG, 60*1024L, 60*1024L, (long) ~0, 0, 1, 0},
#endif /* WITH_BERKELEY_STORAGE_ENGINE */
{"binlog_cache_size", OPT_BINLOG_CACHE_SIZE,
"The size of the cache to hold the SQL statements for the binary log during a transaction. If you often use big, multi-statement transactions you can increase this to get more performance.",
@@ -7410,7 +7422,9 @@ SHOW_COMP_OPTION have_blackhole_db= SHOW_OPTION_NO;
#ifndef WITH_BERKELEY_STORAGE_ENGINE
bool berkeley_shared_data;
ulong berkeley_cache_size, berkeley_max_lock, berkeley_log_buffer_size;
ulong berkeley_max_lock, berkeley_log_buffer_size;
ulonglong berkeley_cache_size,
ulong berkeley_region_size, berkeley_cache_parts;
char *berkeley_home, *berkeley_tmpdir, *berkeley_logdir;
#endif