Commit 7a2b5b75 authored by heikki@hundin.mysql.fi's avatar heikki@hundin.mysql.fi
Browse files

mysqld.cc: 

  Add option innodb_flush_log_at_trx_commit=2 which means we always write the log to file at commit, but only do fsync about once per second
parent 2944720c

sql/mysqld.cc

+2 −2
Original line number Diff line number Diff line
@@ -3013,7 +3013,7 @@ struct show_var_st init_vars[]= { 
  {"innodb_file_io_threads", (char*) &innobase_file_io_threads, SHOW_LONG },

  {"innodb_force_recovery", (char*) &innobase_force_recovery, SHOW_LONG },

  {"innodb_thread_concurrency", (char*) &innobase_thread_concurrency, SHOW_LONG },

  {"innodb_flush_log_at_trx_commit", (char*) &innobase_flush_log_at_trx_commit, SHOW_MY_BOOL},

  {"innodb_flush_log_at_trx_commit", (char*) &innobase_flush_log_at_trx_commit, SHOW_LONG},

  {"innodb_fast_shutdown", (char*) &innobase_fast_shutdown, SHOW_MY_BOOL},

  {"innodb_flush_method",    (char*) &innobase_unix_file_flush_method, SHOW_CHAR_PTR},

  {"innodb_lock_wait_timeout", (char*) &innobase_lock_wait_timeout, SHOW_LONG },
@@ -3995,7 +3995,7 @@ static void get_options(int argc,char **argv) 
      innobase_log_archive= optarg ? test(atoi(optarg)) : 1;

      break;

    case OPT_INNODB_FLUSH_LOG_AT_TRX_COMMIT:

      innobase_flush_log_at_trx_commit= optarg ? test(atoi(optarg)) : 1;

      innobase_flush_log_at_trx_commit= optarg ? atoi(optarg) : 1;

      break;

    case OPT_INNODB_FAST_SHUTDOWN:

      innobase_fast_shutdown= optarg ? test(atoi(optarg)) : 1;