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MDEV-34169 Don't allow innodb_open_files to be lesser than

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number of non-user tablespace.

fil_space_t::try_to_close(): Don't try to close
the tablespace which is acquired by the caller of
the function

Added the suppression message in open_files_limit test case
This commit is contained in:
Thirunarayanan Balathandayuthapani
2024-06-07 20:24:39 +05:30
parent 77c4c0f256
commit 4b4dbb23ea
4 changed files with 11 additions and 6 deletions
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1
mysql-test/suite/innodb/r/open_files_limit.result
View File

@@ -1,4 +1,5 @@
call mtr.add_suppression("\\[Warning\\] InnoDB: innodb_open_files=.* is not greater than the number of system tablespace files, temporary tablespace files, innodb_undo_tablespaces=.*");
call mtr.add_suppression("\\[Warning\\] InnoDB: innodb_open_files=.* is exceeded \\(.* files stay open\\)");
FOUND 1 /\[Warning\] InnoDB: innodb_open_files=.* is not greater than the number of system tablespace files, temporary tablespace files, innodb_undo_tablespaces=.*/ in mysqld.1.err
CREATE TABLE t1(f1 INT NOT NULL)ENGINE=InnoDB;
DROP TABLE t1;

1
mysql-test/suite/innodb/t/open_files_limit.test
View File

@@ -1,6 +1,7 @@
--source include/have_innodb.inc
--source include/not_embedded.inc
call mtr.add_suppression("\\[Warning\\] InnoDB: innodb_open_files=.* is not greater than the number of system tablespace files, temporary tablespace files, innodb_undo_tablespaces=.*");
call mtr.add_suppression("\\[Warning\\] InnoDB: innodb_open_files=.* is exceeded \\(.* files stay open\\)");
let SEARCH_PATTERN= \[Warning\] InnoDB: innodb_open_files=.* is not greater than the number of system tablespace files, temporary tablespace files, innodb_undo_tablespaces=.*;
let SEARCH_FILE= $MYSQLTEST_VARDIR/log/mysqld.1.err;
--source include/search_pattern_in_file.inc

12
storage/innobase/fil/fil0fil.cc
View File

@@ -66,9 +66,10 @@ inline bool fil_is_user_tablespace_id(ulint space_id)
}
/** Try to close a file to adhere to the innodb_open_files limit.
@param ignore_space Ignore the tablespace which is acquired by caller
@param print_info whether to diagnose why a file cannot be closed
@return whether a file was closed */
bool fil_space_t::try_to_close(bool print_info)
bool fil_space_t::try_to_close(fil_space_t *ignore_space, bool print_info)
{
ut_ad(mutex_own(&fil_system.mutex));
for (fil_space_t *space= UT_LIST_GET_FIRST(fil_system.space_list); space;
@@ -80,7 +81,8 @@ bool fil_space_t::try_to_close(bool print_info)
case FIL_TYPE_IMPORT:
break;
case FIL_TYPE_TABLESPACE:
if (!fil_is_user_tablespace_id(space->id))
if (space == ignore_space
|| !fil_is_user_tablespace_id(space->id))
continue;
}
@@ -354,7 +356,7 @@ fil_node_t* fil_space_t::add(const char* name, pfs_os_file_t handle,
n_pending.fetch_and(~CLOSING, std::memory_order_relaxed);
if (++fil_system.n_open >= srv_max_n_open_files) {
reacquire();
try_to_close(true);
try_to_close(this, true);
release();
}
}
@@ -405,7 +407,7 @@ static bool fil_node_open_file_low(fil_node_t *node)
/* The following call prints an error message */
if (os_file_get_last_error(true) == EMFILE + 100 &&
fil_space_t::try_to_close(true))
fil_space_t::try_to_close(nullptr, true))
continue;
ib::warn() << "Cannot open '" << node->name << "'.";
@@ -449,7 +451,7 @@ static bool fil_node_open_file(fil_node_t *node)
for (ulint count= 0; fil_system.n_open >= srv_max_n_open_files; count++)
{
if (fil_space_t::try_to_close(count > 1))
if (fil_space_t::try_to_close(nullptr, count > 1))
count= 0;
else if (count >= 2)
{

3
storage/innobase/include/fil0fil.h
View File

@@ -590,9 +590,10 @@ private:
public:
/** Try to close a file to adhere to the innodb_open_files limit.
@param ignore_space Ignore the tablespace which is acquired by caller
@param print_info whether to diagnose why a file cannot be closed
@return whether a file was closed */
static bool try_to_close(bool print_info);
static bool try_to_close(fil_space_t *ignore_space, bool print_info);
/** Close all tablespace files at shutdown */
static void close_all();