Re: MySQL became too slowly when using O_DIRECT
Posted by: Jerry Lin
Date: June 11, 2018 04:44AM
Date: June 11, 2018 04:44AM
| sql_quote_show_create | ON |
| sql_safe_updates | OFF |
| sql_select_limit | 18446744073709551615 |
| sql_slave_skip_counter | 0 |
| sql_warnings | OFF |
| ssl_ca | |
| ssl_capath | |
| ssl_cert | |
| ssl_cipher | |
| ssl_crl | |
| ssl_crlpath | |
| ssl_key | |
| stored_program_cache | 256 |
| super_read_only | OFF |
| sync_binlog | 1 |
| sync_frm | ON |
| sync_master_info | 10000 |
| sync_relay_log | 10000 |
| sync_relay_log_info | 10000 |
| system_time_zone | CST |
| table_definition_cache | 1400 |
| table_open_cache | 2000 |
| table_open_cache_instances | 16 |
| thread_cache_size | 58 |
| thread_handling | one-thread-per-connection |
| thread_stack | 262144 |
| time_format | %H:%i:%s |
| time_zone | SYSTEM |
| timestamp | 1528685835.185170 |
| tls_version | TLSv1,TLSv1.1 |
| tmp_table_size | 16777216 |
| tmpdir | /tmp |
| transaction_alloc_block_size | 8192 |
| transaction_allow_batching | OFF |
| transaction_isolation | REPEATABLE-READ |
| transaction_prealloc_size | 4096 |
| transaction_read_only | OFF |
| transaction_write_set_extraction | OFF |
| tx_isolation | REPEATABLE-READ |
| tx_read_only | OFF |
| unique_checks | ON |
| updatable_views_with_limit | YES |
| version | 5.7.22-log |
| version_comment | MySQL Community Server (GPL) |
| version_compile_machine | x86_64 |
| version_compile_os | linux-glibc2.12 |
| wait_timeout | 28800 |
| warning_count | 0 |
+----------------------------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
513 rows in set (0.00 sec)
| sql_safe_updates | OFF |
| sql_select_limit | 18446744073709551615 |
| sql_slave_skip_counter | 0 |
| sql_warnings | OFF |
| ssl_ca | |
| ssl_capath | |
| ssl_cert | |
| ssl_cipher | |
| ssl_crl | |
| ssl_crlpath | |
| ssl_key | |
| stored_program_cache | 256 |
| super_read_only | OFF |
| sync_binlog | 1 |
| sync_frm | ON |
| sync_master_info | 10000 |
| sync_relay_log | 10000 |
| sync_relay_log_info | 10000 |
| system_time_zone | CST |
| table_definition_cache | 1400 |
| table_open_cache | 2000 |
| table_open_cache_instances | 16 |
| thread_cache_size | 58 |
| thread_handling | one-thread-per-connection |
| thread_stack | 262144 |
| time_format | %H:%i:%s |
| time_zone | SYSTEM |
| timestamp | 1528685835.185170 |
| tls_version | TLSv1,TLSv1.1 |
| tmp_table_size | 16777216 |
| tmpdir | /tmp |
| transaction_alloc_block_size | 8192 |
| transaction_allow_batching | OFF |
| transaction_isolation | REPEATABLE-READ |
| transaction_prealloc_size | 4096 |
| transaction_read_only | OFF |
| transaction_write_set_extraction | OFF |
| tx_isolation | REPEATABLE-READ |
| tx_read_only | OFF |
| unique_checks | ON |
| updatable_views_with_limit | YES |
| version | 5.7.22-log |
| version_comment | MySQL Community Server (GPL) |
| version_compile_machine | x86_64 |
| version_compile_os | linux-glibc2.12 |
| wait_timeout | 28800 |
| warning_count | 0 |
+----------------------------------------------------------+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
513 rows in set (0.00 sec)
Subject
Views
Written By
Posted
Sorry, you can't reply to this topic. It has been closed.
Content reproduced on this site is the property of the respective copyright holders. It is not reviewed in advance by Oracle and does not necessarily represent the opinion of Oracle or any other party.