Don't abort InnoDB/XtraDB if one can't allocate resources for AIO

- Better error messages

This fixes that one again can run the test systems with many threads without having to increase fs.aio-max-nr.


mysql-test/include/mtr_check.sql:
  Ignore the INNODB_USE_NATIVE_AIO variable (may change during execution)
mysql-test/mysql-test-run.pl:
  Ignore warnings for failure to setup AIO
storage/innobase/os/os0file.c:
  Continue without AIO even if we can't allocate resources for AIO
storage/xtradb/os/os0file.c:
  Continue without AIO even if we can't allocate resources for AIO
storage/xtradb/srv/srv0start.c:
  Give an error message (instead of core dump) if AIO can't be initialized

2 files changed, 4 insertions, 0 deletions

diff --git a/mysql-test/include/mtr_check.sql b/mysql-test/include/mtr_check.sql
index 82c0514b7cd..6c1a3513324 100644
--- a/mysql-test/include/mtr_check.sql
+++ b/mysql-test/include/mtr_check.sql
@@ -30,6 +30,7 @@ BEGIN
     WHERE variable_name NOT IN ('timestamp', 'innodb_file_format_max')
      AND variable_name not like "Last_IO_Err*"
      AND variable_name != 'INNODB_IBUF_MAX_SIZE'
+     AND variable_name != 'INNODB_USE_NATIVE_AIO'
    ORDER BY variable_name;
 
   -- Dump all databases, there should be none
diff --git a/mysql-test/mysql-test-run.pl b/mysql-test/mysql-test-run.pl
index 6e463f35bf5..a2802916fe4 100755
--- a/mysql-test/mysql-test-run.pl
+++ b/mysql-test/mysql-test-run.pl
@@ -4738,6 +4738,9 @@ sub extract_warning_lines ($$) {
      qr|Aborted connection|,
      qr|table.*is full|,
      qr|Linux Native AIO|, # warning that aio does not work on /dev/shm
+     qr|Error: io_setup\(\) failed|,
+     qr|Warning: io_setup\(\) failed|,
+     qr|Warning: io_setup\(\) attempt|,
     );
 
   my $matched_lines= [];