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| 5 | =head1 SYNOPSIS |
5 | =head1 SYNOPSIS |
| 6 | |
6 | |
| 7 | use BDB; |
7 | use BDB; |
| 8 | |
8 | |
| 9 | =head1 DESCRIPTION |
9 | =head1 DESCRIPTION |
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10 | |
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11 | See the eg/ directory in the distribution and the berkeleydb C |
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12 | documentation. This is inadequate, but the only sources of documentation |
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13 | known for this module so far. |
| 10 | |
14 | |
| 11 | =head2 EXAMPLE |
15 | =head2 EXAMPLE |
| 12 | |
16 | |
| 13 | =head1 REQUEST ANATOMY AND LIFETIME |
17 | =head1 REQUEST ANATOMY AND LIFETIME |
| 14 | |
18 | |
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| 66 | |
70 | |
| 67 | BEGIN { |
71 | BEGIN { |
| 68 | our $VERSION = '0.1'; |
72 | our $VERSION = '0.1'; |
| 69 | |
73 | |
| 70 | our @BDB_REQ = qw( |
74 | our @BDB_REQ = qw( |
| 71 | db_env_create db_env_open db_env_close |
75 | db_env_open db_env_close db_env_txn_checkpoint db_env_lock_detect |
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76 | db_env_memp_sync db_env_memp_trickle |
| 72 | db_create db_open db_close db_compact db_sync db_put db_get db_pget |
77 | db_open db_close db_compact db_sync db_put db_get db_pget db_del db_key_range |
| 73 | db_txn_commit db_txn_abort |
78 | db_txn_commit db_txn_abort |
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79 | db_c_close db_c_count db_c_put db_c_get db_c_pget db_c_del |
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80 | db_sequence_open db_sequence_close |
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81 | db_sequence_get db_sequence_remove |
| 74 | ); |
82 | ); |
| 75 | our @EXPORT = (@BDB_REQ, qw(dbreq_pri dbreq_nice)); |
83 | our @EXPORT = (@BDB_REQ, qw(dbreq_pri dbreq_nice db_env_create db_create)); |
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84 | our @EXPORT_OK = qw( |
| 76 | our @EXPORT_OK = qw(poll_fileno poll_cb poll_wait flush |
85 | poll_fileno poll_cb poll_wait flush |
| 77 | min_parallel max_parallel max_idle |
86 | min_parallel max_parallel max_idle |
| 78 | nreqs nready npending nthreads |
87 | nreqs nready npending nthreads |
| 79 | max_poll_time max_poll_reqs); |
88 | max_poll_time max_poll_reqs |
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89 | ); |
| 80 | |
90 | |
| 81 | require XSLoader; |
91 | require XSLoader; |
| 82 | XSLoader::load ("BDB", $VERSION); |
92 | XSLoader::load ("BDB", $VERSION); |
| 83 | } |
93 | } |
| 84 | |
94 | |
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| 172 | Strictly equivalent to: |
182 | Strictly equivalent to: |
| 173 | |
183 | |
| 174 | BDB::poll_wait, BDB::poll_cb |
184 | BDB::poll_wait, BDB::poll_cb |
| 175 | while BDB::nreqs; |
185 | while BDB::nreqs; |
| 176 | |
186 | |
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187 | =back |
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188 | |
| 177 | =head3 CONTROLLING THE NUMBER OF THREADS |
189 | =head3 CONTROLLING THE NUMBER OF THREADS |
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190 | |
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191 | =over 4 |
| 178 | |
192 | |
| 179 | =item BDB::min_parallel $nthreads |
193 | =item BDB::min_parallel $nthreads |
| 180 | |
194 | |
| 181 | Set the minimum number of AIO threads to C<$nthreads>. The current |
195 | Set the minimum number of AIO threads to C<$nthreads>. The current |
| 182 | default is C<8>, which means eight asynchronous operations can execute |
196 | default is C<8>, which means eight asynchronous operations can execute |
