mirror of
https://github.com/MariaDB/server.git
synced 2025-10-31 15:50:51 +03:00
435 lines
13 KiB
Plaintext
435 lines
13 KiB
Plaintext
--echo #
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--echo # Bug #17335427 INNODB CAN NOT USE THE DOUBLEWRITE BUFFER PROPERLY
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--echo # Bug #18144349 INNODB CANNOT USE THE DOUBLEWRITE BUFFER FOR THE FIRST
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--echo # PAGE OF SYSTEM TABLESPACE
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--echo #
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--source include/innodb_page_size.inc
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--source include/have_debug.inc
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--source include/not_embedded.inc
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# This test is slow on buildbot.
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--source include/big_test.inc
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# Slow shutdown and restart to make sure ibuf merge is finished
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SET GLOBAL innodb_fast_shutdown = 0;
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--disable_query_log
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call mtr.add_suppression("InnoDB: Data file .* uses page size .* but the innodb_page_size start-up parameter is");
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call mtr.add_suppression("InnoDB: adjusting FSP_SPACE_FLAGS");
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call mtr.add_suppression("InnoDB: New log files created");
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call mtr.add_suppression("InnoDB: Cannot create doublewrite buffer: the first file in innodb_data_file_path must be at least (3|6|12)M\\.");
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call mtr.add_suppression("InnoDB: Database creation was aborted");
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call mtr.add_suppression("Plugin 'InnoDB' (init function returned error|registration as a STORAGE ENGINE failed)");
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--enable_query_log
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--source include/restart_mysqld.inc
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let INNODB_PAGE_SIZE=`select @@innodb_page_size`;
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let MYSQLD_DATADIR=`select @@datadir`;
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let SEARCH_FILE= $MYSQLTEST_VARDIR/log/mysqld.1.err;
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show variables like 'innodb_doublewrite';
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show variables like 'innodb_fil_make_page_dirty_debug';
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show variables like 'innodb_saved_page_number_debug';
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create table t1 (f1 int primary key, f2 blob) engine=innodb;
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start transaction;
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insert into t1 values(1, repeat('#',12));
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insert into t1 values(2, repeat('+',12));
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insert into t1 values(3, repeat('/',12));
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insert into t1 values(4, repeat('-',12));
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insert into t1 values(5, repeat('.',12));
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commit work;
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--echo # ---------------------------------------------------------------
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--echo # Test Begin: Test if recovery works if first page of user
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--echo # tablespace is full of zeroes.
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select space from information_schema.innodb_sys_tables
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where name = 'test/t1' into @space_id;
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--echo # Ensure that dirty pages of table t1 is flushed.
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flush tables t1 for export;
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unlock tables;
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begin;
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insert into t1 values (6, repeat('%', 12));
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--source ../include/no_checkpoint_start.inc
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--echo # Make the first page dirty for table t1
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set global innodb_saved_page_number_debug = 0;
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set global innodb_fil_make_page_dirty_debug = @space_id;
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--echo # Ensure that dirty pages of table t1 are flushed.
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set global innodb_buf_flush_list_now = 1;
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--let CLEANUP_IF_CHECKPOINT=drop table t1;
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--source ../include/no_checkpoint_end.inc
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--echo # Make the first page (page_no=0) of the user tablespace
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--echo # full of zeroes.
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--echo #
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--echo # MDEV-11623: Use old FSP_SPACE_FLAGS in the doublewrite buffer.
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perl;
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use IO::Handle;
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my $fname= "$ENV{'MYSQLD_DATADIR'}test/t1.ibd";
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my $page_size = $ENV{INNODB_PAGE_SIZE};
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my $page;
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open(FILE, "+<", $fname) or die;
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sysread(FILE, $page, $page_size)==$page_size||die "Unable to read $name\n";
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sysseek(FILE, 0, 0)||die "Unable to seek $fname\n";
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die unless syswrite(FILE, chr(0) x $page_size, $page_size) == $page_size;
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close FILE;
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open(FILE, "+<", "$ENV{MYSQLD_DATADIR}ibdata1")||die "cannot open ibdata1\n";
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sysseek(FILE, 6 * $page_size - 190, 0)||die "Unable to seek ibdata1\n";
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sysread(FILE, $_, 12) == 12||die "Unable to read TRX_SYS\n";
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my($magic,$d1,$d2)=unpack "NNN", $_;
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die "magic=$magic, $d1, $d2\n" unless $magic == 536853855 && $d2 >= $d1 + 64;
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sysseek(FILE, $d1 * $page_size, 0)||die "Unable to seek ibdata1\n";
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# Find the page in the doublewrite buffer
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for (my $d = $d1; $d < $d2 + 64; $d++)
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{
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sysread(FILE, $_, $page_size)==$page_size||die "Cannot read doublewrite\n";
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next unless $_ eq $page;
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sysseek(FILE, $d * $page_size, 0)||die "Unable to seek ibdata1\n";
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# Write buggy MariaDB 10.1.x FSP_SPACE_FLAGS to the doublewrite buffer
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my($flags) = unpack "x[54]N", $_;
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my $badflags = ($flags & 0x3f);
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my $compression_level=6;
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$badflags |= 1<<6|$compression_level<<7 if ($flags & 1 << 16);
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$badflags |= ($flags & 15 << 6) << 7; # PAGE_SSIZE
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substr ($_, 54, 4) = pack("N", $badflags);
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# Replace the innodb_checksum_algorithm=none checksum
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substr ($_, 0, 4) = pack("N", 0xdeadbeef);
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substr ($_, $page_size - 8, 4) = pack("N", 0xdeadbeef);
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syswrite(FILE, $_, $page_size)==$page_size||die;
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close(FILE);
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exit 0;
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}
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die "Did not find the page in the doublewrite buffer ($d1,$d2)\n";
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EOF
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--source include/start_mysqld.inc
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check table t1;
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select f1, f2 from t1;
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--echo # Test End
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--echo # ---------------------------------------------------------------
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--echo # Test Begin: Test if recovery works if first page of user
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--echo # tablespace is corrupted.
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select space from information_schema.innodb_sys_tables
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where name = 'test/t1' into @space_id;
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--echo # Ensure that dirty pages of table t1 is flushed.
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flush tables t1 for export;
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unlock tables;
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begin;
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insert into t1 values (6, repeat('%', 12));
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--source ../include/no_checkpoint_start.inc
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--echo # Make the first page dirty for table t1
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set global innodb_saved_page_number_debug = 0;
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set global innodb_fil_make_page_dirty_debug = @space_id;
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--echo # Ensure that dirty pages of table t1 are flushed.
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set global innodb_buf_flush_list_now = 1;
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--source include/no_checkpoint_end.inc
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--echo # Corrupt the first page (page_no=0) of the user tablespace.
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perl;
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use IO::Handle;
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my $fname= "$ENV{'MYSQLD_DATADIR'}test/t1.ibd";
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open(FILE, "+<", $fname) or die;
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FILE->autoflush(1);
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binmode FILE;
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print FILE chr(0) x ($ENV{'INNODB_PAGE_SIZE'}/2);
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close FILE;
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EOF
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--source include/start_mysqld.inc
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check table t1;
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select f1, f2 from t1;
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--echo # Test End
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--echo # ---------------------------------------------------------------
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--echo # Test Begin: Test if recovery works if 2nd page of user
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--echo # tablespace is full of zeroes.
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select space from information_schema.innodb_sys_tables
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where name = 'test/t1' into @space_id;
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--echo # Ensure that dirty pages of table t1 is flushed.
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flush tables t1 for export;
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unlock tables;
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begin;
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insert into t1 values (6, repeat('%', 400));
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--source ../include/no_checkpoint_start.inc
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--echo # Make the 2nd page dirty for table t1
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set global innodb_saved_page_number_debug = 1;
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set global innodb_fil_make_page_dirty_debug = @space_id;
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--echo # Ensure that dirty pages of table t1 are flushed.
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set global innodb_buf_flush_list_now = 1;
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--source include/no_checkpoint_end.inc
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--echo # Make the 2nd page (page_no=1) of the tablespace all zeroes.
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perl;
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use IO::Handle;
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my $fname= "$ENV{'MYSQLD_DATADIR'}test/t1.ibd";
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open(FILE, "+<", $fname) or die;
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FILE->autoflush(1);
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binmode FILE;
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seek(FILE, $ENV{'INNODB_PAGE_SIZE'}, SEEK_SET);
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print FILE chr(0) x ($ENV{'INNODB_PAGE_SIZE'});
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close FILE;
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EOF
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--source include/start_mysqld.inc
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check table t1;
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select f1, f2 from t1;
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--echo # Test End
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--echo # ---------------------------------------------------------------
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--echo # Test Begin: Test if recovery works if 2nd page of user
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--echo # tablespace is corrupted.
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select space from information_schema.innodb_sys_tables
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where name = 'test/t1' into @space_id;
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--echo # Ensure that dirty pages of table t1 is flushed.
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flush tables t1 for export;
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unlock tables;
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begin;
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insert into t1 values (6, repeat('%', 400));
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--source ../include/no_checkpoint_start.inc
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--echo # Make the 2nd page dirty for table t1
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set global innodb_saved_page_number_debug = 1;
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set global innodb_fil_make_page_dirty_debug = @space_id;
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--echo # Ensure that the dirty pages of table t1 are flushed.
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set global innodb_buf_flush_list_now = 1;
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--source include/no_checkpoint_end.inc
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--echo # Corrupt the 2nd page (page_no=1) of the user tablespace.
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perl;
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use IO::Handle;
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my $fname= "$ENV{'MYSQLD_DATADIR'}test/t1.ibd";
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open(FILE, "+<", $fname) or die;
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FILE->autoflush(1);
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binmode FILE;
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seek(FILE, $ENV{'INNODB_PAGE_SIZE'}, SEEK_SET);
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print FILE chr(0) x ($ENV{'INNODB_PAGE_SIZE'}/2);
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close FILE;
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EOF
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--source include/start_mysqld.inc
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check table t1;
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select f1, f2 from t1;
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--echo # Test End
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--echo # ---------------------------------------------------------------
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--echo # Test Begin: Test if recovery works if first page of
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--echo # system tablespace is full of zeroes.
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begin;
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insert into t1 values (6, repeat('%', 400));
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--echo # Ensure that all dirty pages in the system are flushed.
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set global innodb_buf_flush_list_now = 1;
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--echo # Make the first page dirty for system tablespace
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set global innodb_saved_page_number_debug = 0;
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set global innodb_fil_make_page_dirty_debug = 0;
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--echo # Ensure that the dirty page of system tablespace is also flushed.
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# We do this after the transaction starts and all dirty pages have been flushed
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# already. So flushing of this specified dirty page will surely keep the
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# copy in doublewrite buffer, and no more writes to doublewrite buffer would
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# overwrite the copy. Thus, we can safely modify the original page when server
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# is down. So do the following testings.
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set global innodb_buf_flush_list_now = 1;
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--source include/kill_mysqld.inc
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--echo # Make the first page (page_no=0) of the system tablespace
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--echo # all zeroes.
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perl;
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use IO::Handle;
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my $fname= "$ENV{'MYSQLD_DATADIR'}ibdata1";
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open(FILE, "+<", $fname) or die;
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FILE->autoflush(1);
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binmode FILE;
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print FILE chr(0) x ($ENV{'INNODB_PAGE_SIZE'});
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close FILE;
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EOF
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--source include/start_mysqld.inc
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check table t1;
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select f1, f2 from t1;
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--echo # Test End
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--echo # ---------------------------------------------------------------
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--echo # Test Begin: Test if recovery works if first page of
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--echo # system tablespace is corrupted.
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begin;
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insert into t1 values (6, repeat('%', 400));
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--echo # Ensure that all dirty pages in the system are flushed.
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set global innodb_buf_flush_list_now = 1;
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--echo # Make the first page dirty for system tablespace
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set global innodb_saved_page_number_debug = 0;
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set global innodb_fil_make_page_dirty_debug = 0;
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--echo # Ensure that the dirty page of system tablespace is also flushed.
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set global innodb_buf_flush_list_now = 1;
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--source include/kill_mysqld.inc
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--echo # Corrupt the first page (page_no=0) of the system tablespace.
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perl;
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use IO::Handle;
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my $fname= "$ENV{'MYSQLD_DATADIR'}ibdata1";
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open(FILE, "+<", $fname) or die;
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FILE->autoflush(1);
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binmode FILE;
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print FILE chr(0) x ($ENV{'INNODB_PAGE_SIZE'}/2);
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close FILE;
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EOF
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--source include/start_mysqld.inc
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check table t1;
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select f1, f2 from t1;
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--echo # Test End
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--echo # ---------------------------------------------------------------
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--echo # Test Begin: Test if recovery works if 2nd page of
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--echo # system tablespace is full of zeroes.
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begin;
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insert into t1 values (6, repeat('%', 400));
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--echo # Ensure that all dirty pages in the system are flushed.
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set global innodb_buf_flush_list_now = 1;
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--echo # Make the second page dirty for system tablespace
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set global innodb_saved_page_number_debug = 1;
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set global innodb_fil_make_page_dirty_debug = 0;
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--echo # Ensure that the dirty page of system tablespace is also flushed.
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set global innodb_buf_flush_list_now = 1;
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--source include/kill_mysqld.inc
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--echo # Make the 2nd page (page_no=1) of the system tablespace
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--echo # all zeroes.
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perl;
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use IO::Handle;
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my $fname= "$ENV{'MYSQLD_DATADIR'}ibdata1";
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open(FILE, "+<", $fname) or die;
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FILE->autoflush(1);
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binmode FILE;
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seek(FILE, $ENV{'INNODB_PAGE_SIZE'}, SEEK_SET);
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print FILE chr(0) x ($ENV{'INNODB_PAGE_SIZE'});
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close FILE;
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EOF
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--source include/start_mysqld.inc
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check table t1;
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select f1, f2 from t1;
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--echo # Test End
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--echo # ---------------------------------------------------------------
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--echo # Test Begin: Test if recovery works if 2nd page of
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--echo # system tablespace is corrupted.
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begin;
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insert into t1 values (6, repeat('%', 400));
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--echo # Ensure that all dirty pages in the system are flushed.
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set global innodb_buf_flush_list_now = 1;
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--echo # Make the second page dirty for system tablespace
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set global innodb_saved_page_number_debug = 1;
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set global innodb_fil_make_page_dirty_debug = 0;
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--echo # Ensure that the dirty page of system tablespace is also flushed.
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set global innodb_buf_flush_list_now = 1;
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--source include/kill_mysqld.inc
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--echo # Make the 2nd page (page_no=1) of the system tablespace
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--echo # all zeroes.
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perl;
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use IO::Handle;
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my $fname= "$ENV{'MYSQLD_DATADIR'}ibdata1";
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open(FILE, "+<", $fname) or die;
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FILE->autoflush(1);
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binmode FILE;
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seek(FILE, $ENV{'INNODB_PAGE_SIZE'}, SEEK_SET);
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print FILE chr(0) x ($ENV{'INNODB_PAGE_SIZE'}/2);
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close FILE;
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EOF
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--source include/start_mysqld.inc
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check table t1;
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--let SEARCH_PATTERN= InnoDB: .*test.t1\\.ibd
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--source include/search_pattern_in_file.inc
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select f1, f2 from t1;
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drop table t1;
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--echo #
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--echo # MDEV-12600 crash during install_db with innodb_page_size=32K
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--echo # and ibdata1=3M
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--echo #
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let bugdir= $MYSQLTEST_VARDIR/tmp/doublewrite;
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--mkdir $bugdir
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let $check_no_innodb=SELECT * FROM INFORMATION_SCHEMA.ENGINES
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WHERE engine = 'innodb'
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AND support IN ('YES', 'DEFAULT', 'ENABLED');
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--let $ibp=--innodb-log-group-home-dir=$bugdir --innodb-data-home-dir=$bugdir
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--let $ibd=$ibp --innodb-undo-tablespaces=0 --innodb-log-files-in-group=2
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--let $ibp=$ibp --innodb-data-file-path=ibdata1:1M;ibdata2:1M:autoextend
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--let $restart_parameters= $ibp
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--source include/restart_mysqld.inc
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eval $check_no_innodb;
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--let SEARCH_PATTERN= \[ERROR\] InnoDB: Cannot create doublewrite buffer
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--source include/search_pattern_in_file.inc
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--let $restart_parameters=
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--source include/restart_mysqld.inc
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--remove_file $bugdir/ibdata1
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--remove_file $bugdir/ibdata2
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--remove_file $bugdir/ib_logfile0
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--remove_file $bugdir/ib_logfile1
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--rmdir $bugdir
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