diff options
Diffstat (limited to 'src/docs/wtperf.dox')
| -rw-r--r-- | src/docs/wtperf.dox | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/src/docs/wtperf.dox b/src/docs/wtperf.dox index 83aadf8a776..6bdcf5f4f8d 100644 --- a/src/docs/wtperf.dox +++ b/src/docs/wtperf.dox @@ -167,6 +167,8 @@ do population phase; false to use existing database number of WiredTiger databases to use. Each database will execute the workload using a separate home directory and complete set of worker threads @par drop_tables (boolean, default=false) Whether to drop all tables at the end of the run, and report time taken to do the drop. +@par in_memory (boolean, default=false) +Whether to create the database in-memory. @par icount (unsigned int, default=5000) number of records to initially populate. If multiple tables are configured the count is spread evenly across all tables. @par idle_table_cycle (unsigned int, default=0) @@ -195,14 +197,14 @@ use pareto distribution for random numbers. Zero to disable, otherwise a percen number of operations to group into each transaction in the populate phase, zero for auto-commit @par populate_threads (unsigned int, default=1) number of populate threads, 1 for bulk load +@par pre_load_data (boolean, default=false) +Scan all data prior to starting the workload phase to warm the cache @par random_range (unsigned int, default=0) if non zero choose a value from within this range as the key for insert operations @par random_value (boolean, default=false) generate random content for the value @par range_partition (boolean, default=false) partition data by range (vs hash) -@par read_range (unsigned int, default=0) -scan a range of keys after each search @par readonly (boolean, default=false) reopen the connection between populate and workload phases in readonly mode. Requires reopen_connection turned on (default). Requires that read be the only workload specified @par reopen_connection (boolean, default=true) @@ -228,7 +230,7 @@ number of tables to run operations over. Keys are divided evenly over the table @par table_count_idle (unsigned int, default=0) number of tables to create, that won't be populated. Default 0. @par threads (string, default="") -workload configuration: each 'count' entry is the total number of threads, and the 'insert', 'read' and 'update' entries are the ratios of insert, read and update operations done by each worker thread; If a throttle value is provided each thread will do a maximum of that number of operations per second; multiple workload configurations may be specified per threads configuration; for example, a more complex threads configuration might be 'threads=((count=2,reads=1)(count=8,reads=1,inserts=2,updates=1))' which would create 2 threads doing nothing but reads and 8 threads each doing 50% inserts and 25% reads and updates. Allowed configuration values are 'count', 'throttle', 'update_delta', 'reads', 'inserts', 'updates', 'truncate', 'truncate_pct' and 'truncate_count'. There are also behavior modifiers, supported modifiers are 'ops_per_txn' +workload configuration: each 'count' entry is the total number of threads, and the 'insert', 'read' and 'update' entries are the ratios of insert, read and update operations done by each worker thread; If a throttle value is provided each thread will do a maximum of that number of operations per second; multiple workload configurations may be specified per threads configuration; for example, a more complex threads configuration might be 'threads=((count=2,reads=1)(count=8,reads=1,inserts=2,updates=1))' which would create 2 threads doing nothing but reads and 8 threads each doing 50% inserts and 25% reads and updates. Allowed configuration values are 'count', 'throttle', 'update_delta', 'reads', 'read_range', 'inserts', 'updates', 'truncate', 'truncate_pct' and 'truncate_count'. There are also behavior modifiers, supported modifiers are 'ops_per_txn' @par transaction_config (string, default="") WT_SESSION.begin_transaction configuration string, applied during the populate phase when populate_ops_per_txn is nonzero @par table_name (string, default="test") |