Commit 46305b00 authored by Marko Mäkelä's avatar Marko Mäkelä

Merge 10.0 into 10.1

parents b93a87f1 b1977a39
#
# MDEV-13797 InnoDB may hang if shutdown is initiated soon after startup
# while rolling back recovered incomplete transactions
#
CREATE TABLE t (a INT) ENGINE=InnoDB;
BEGIN;
COMMIT;
CREATE TABLE t8 (a SERIAL, b INT UNIQUE, c INT UNIQUE) ENGINE=InnoDB;
BEGIN;
INSERT INTO t8 (a) SELECT NULL FROM t;
UPDATE t8 SET a=a+100, b=a;
DELETE FROM t8;
CREATE TABLE t7 (a SERIAL, b INT UNIQUE, c INT UNIQUE) ENGINE=InnoDB;
BEGIN;
INSERT INTO t7 (a) SELECT NULL FROM t;
UPDATE t7 SET a=a+100, b=a;
DELETE FROM t7;
CREATE TABLE t6 (a SERIAL, b INT UNIQUE, c INT UNIQUE) ENGINE=InnoDB;
BEGIN;
INSERT INTO t6 (a) SELECT NULL FROM t;
UPDATE t6 SET a=a+100, b=a;
DELETE FROM t6;
CREATE TABLE t5 (a SERIAL, b INT UNIQUE, c INT UNIQUE) ENGINE=InnoDB;
BEGIN;
INSERT INTO t5 (a) SELECT NULL FROM t;
UPDATE t5 SET a=a+100, b=a;
DELETE FROM t5;
CREATE TABLE t4 (a SERIAL, b INT UNIQUE, c INT UNIQUE) ENGINE=InnoDB;
BEGIN;
INSERT INTO t4 (a) SELECT NULL FROM t;
UPDATE t4 SET a=a+100, b=a;
DELETE FROM t4;
CREATE TABLE t3 (a SERIAL, b INT UNIQUE, c INT UNIQUE) ENGINE=InnoDB;
BEGIN;
INSERT INTO t3 (a) SELECT NULL FROM t;
UPDATE t3 SET a=a+100, b=a;
DELETE FROM t3;
CREATE TABLE t2 (a SERIAL, b INT UNIQUE, c INT UNIQUE) ENGINE=InnoDB;
BEGIN;
INSERT INTO t2 (a) SELECT NULL FROM t;
UPDATE t2 SET a=a+100, b=a;
DELETE FROM t2;
CREATE TABLE t1 (a SERIAL, b INT UNIQUE, c INT UNIQUE) ENGINE=InnoDB;
BEGIN;
INSERT INTO t1 (a) SELECT NULL FROM t;
UPDATE t1 SET a=a+100, b=a;
DELETE FROM t1;
INSERT INTO t1(a) SELECT NULL FROM t;
INSERT INTO t1(a) SELECT NULL FROM t1;
INSERT INTO t1(a) SELECT NULL FROM t1;
INSERT INTO t1(a) SELECT NULL FROM t1;
INSERT INTO t1(a) SELECT NULL FROM t1;
SET GLOBAL innodb_flush_log_at_trx_commit=1;
CREATE TABLE u(a SERIAL) ENGINE=INNODB;
# Kill and restart
DROP TABLE t,u;
--source include/have_innodb.inc
--source include/not_embedded.inc
--echo #
--echo # MDEV-13797 InnoDB may hang if shutdown is initiated soon after startup
--echo # while rolling back recovered incomplete transactions
--echo #
CREATE TABLE t (a INT) ENGINE=InnoDB;
let $size = 100;
let $trx = 8;
let $c = $size;
BEGIN;
--disable_query_log
while ($c) {
INSERT INTO t VALUES();
dec $c;
}
--enable_query_log
COMMIT;
let $c = $trx;
while ($c)
{
connect (con$c,localhost,root,,);
eval CREATE TABLE t$c (a SERIAL, b INT UNIQUE, c INT UNIQUE) ENGINE=InnoDB;
BEGIN;
eval INSERT INTO t$c (a) SELECT NULL FROM t;
eval UPDATE t$c SET a=a+$size, b=a;
eval DELETE FROM t$c;
dec $c;
}
INSERT INTO t1(a) SELECT NULL FROM t;
INSERT INTO t1(a) SELECT NULL FROM t1;
INSERT INTO t1(a) SELECT NULL FROM t1;
INSERT INTO t1(a) SELECT NULL FROM t1;
INSERT INTO t1(a) SELECT NULL FROM t1;
--connection default
SET GLOBAL innodb_flush_log_at_trx_commit=1;
CREATE TABLE u(a SERIAL) ENGINE=INNODB;
--source include/kill_and_restart_mysqld.inc
--source include/restart_mysqld.inc
--disable_query_log
let $c = $trx;
while ($c)
{
disconnect con$c;
eval DROP TABLE t$c;
dec $c;
}
--enable_query_log
DROP TABLE t,u;
/*****************************************************************************
Copyright (c) 1996, 2016, Oracle and/or its affiliates. All Rights Reserved.
Copyright (c) 2017, MariaDB Corporation.
This program is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free Software
......@@ -32,7 +33,8 @@ Created 3/26/1996 Heikki Tuuri
#include "mtr0mtr.h"
#include "trx0sys.h"
extern bool trx_rollback_or_clean_is_active;
extern bool trx_rollback_or_clean_is_active;
extern const trx_t* trx_roll_crash_recv_trx;
/*******************************************************************//**
Determines if this transaction is rolling back an incomplete transaction
......@@ -103,6 +105,11 @@ trx_undo_rec_release(
/*=================*/
trx_t* trx, /*!< in/out: transaction */
undo_no_t undo_no);/*!< in: undo number */
/** Report progress when rolling back a row of a recovered transaction.
@return whether the rollback should be aborted due to pending shutdown */
UNIV_INTERN
bool
trx_roll_must_shutdown();
/*******************************************************************//**
Rollback or clean up any incomplete transactions which were
encountered in crash recovery. If the transaction already was
......
/*****************************************************************************
Copyright (c) 1997, 2016, Oracle and/or its affiliates. All Rights Reserved.
Copyright (c) 2017, MariaDB Corporation.
This program is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free Software
......@@ -348,6 +349,13 @@ row_undo_step(
ut_ad(que_node_get_type(node) == QUE_NODE_UNDO);
if (UNIV_UNLIKELY(trx == trx_roll_crash_recv_trx)
&& trx_roll_must_shutdown()) {
/* Shutdown has been initiated. */
trx->error_state = DB_INTERRUPTED;
return(NULL);
}
err = row_undo(node, thr);
trx->error_state = err;
......
......@@ -24,6 +24,9 @@ Transaction rollback
Created 3/26/1996 Heikki Tuuri
*******************************************************/
#include "my_config.h"
#include <my_systemd.h>
#include "trx0roll.h"
#ifdef UNIV_NONINL
......@@ -55,14 +58,7 @@ rollback */
bool trx_rollback_or_clean_is_active;
/** In crash recovery, the current trx to be rolled back; NULL otherwise */
static const trx_t* trx_roll_crash_recv_trx = NULL;
/** In crash recovery we set this to the undo n:o of the current trx to be
rolled back. Then we can print how many % the rollback has progressed. */
static undo_no_t trx_roll_max_undo_no;
/** Auxiliary variable which tells the previous progress % we printed */
static ulint trx_roll_progress_printed_pct;
const trx_t* trx_roll_crash_recv_trx;
/****************************************************************//**
Finishes a transaction rollback. */
......@@ -552,8 +548,6 @@ trx_rollback_active(
que_thr_t* thr;
roll_node_t* roll_node;
dict_table_t* table;
ib_int64_t rows_to_undo;
const char* unit = "";
ibool dictionary_locked = FALSE;
heap = mem_heap_create(512);
......@@ -572,30 +566,8 @@ trx_rollback_active(
ut_a(thr == que_fork_start_command(fork));
mutex_enter(&trx_sys->mutex);
trx_roll_crash_recv_trx = trx;
trx_roll_max_undo_no = trx->undo_no;
trx_roll_progress_printed_pct = 0;
rows_to_undo = trx_roll_max_undo_no;
mutex_exit(&trx_sys->mutex);
if (rows_to_undo > 1000000000) {
rows_to_undo = rows_to_undo / 1000000;
unit = "M";
}
ut_print_timestamp(stderr);
fprintf(stderr,
" InnoDB: Rolling back trx with id " TRX_ID_FMT ", %lu%s"
" rows to undo\n",
trx->id,
(ulong) rows_to_undo, unit);
if (trx_get_dict_operation(trx) != TRX_DICT_OP_NONE) {
row_mysql_lock_data_dictionary(trx);
dictionary_locked = TRUE;
......@@ -606,6 +578,14 @@ trx_rollback_active(
que_run_threads(roll_node->undo_thr);
if (trx->error_state != DB_SUCCESS) {
ut_ad(trx->error_state == DB_INTERRUPTED);
ut_ad(!srv_undo_sources);
ut_ad(srv_fast_shutdown);
ut_ad(!dictionary_locked);
goto func_exit;
}
trx_rollback_finish(thr_get_trx(roll_node->undo_thr));
/* Free the memory reserved by the undo graph */
......@@ -650,13 +630,14 @@ trx_rollback_active(
}
}
ib_logf(IB_LOG_LEVEL_INFO,
"Rollback of trx with id " TRX_ID_FMT " completed", trx->id);
func_exit:
if (dictionary_locked) {
row_mysql_unlock_data_dictionary(trx);
}
ib_logf(IB_LOG_LEVEL_INFO,
"Rollback of trx with id " TRX_ID_FMT " completed", trx->id);
mem_heap_free(heap);
trx_roll_crash_recv_trx = NULL;
......@@ -673,7 +654,7 @@ ibool
trx_rollback_resurrected(
/*=====================*/
trx_t* trx, /*!< in: transaction to rollback or clean */
ibool all) /*!< in: FALSE=roll back dictionary transactions;
ibool* all) /*!< in/out: FALSE=roll back dictionary transactions;
TRUE=roll back all non-PREPARED transactions */
{
ut_ad(mutex_own(&trx_sys->mutex));
......@@ -684,16 +665,15 @@ trx_rollback_resurrected(
to accidentally clean up a non-recovered transaction here. */
trx_mutex_enter(trx);
bool is_recovered = trx->is_recovered;
trx_state_t state = trx->state;
trx_mutex_exit(trx);
if (!is_recovered) {
if (!trx->is_recovered) {
func_exit:
trx_mutex_exit(trx);
return(FALSE);
}
switch (state) {
switch (trx->state) {
case TRX_STATE_COMMITTED_IN_MEMORY:
trx_mutex_exit(trx);
mutex_exit(&trx_sys->mutex);
fprintf(stderr,
"InnoDB: Cleaning up trx with id " TRX_ID_FMT "\n",
......@@ -702,21 +682,83 @@ trx_rollback_resurrected(
trx_free_for_background(trx);
return(TRUE);
case TRX_STATE_ACTIVE:
if (all || trx_get_dict_operation(trx) != TRX_DICT_OP_NONE) {
if (!srv_undo_sources && srv_fast_shutdown) {
fake_prepared:
trx->state = TRX_STATE_PREPARED;
trx_sys->n_prepared_trx++;
trx_sys->n_prepared_recovered_trx++;
*all = FALSE;
goto func_exit;
}
trx_mutex_exit(trx);
if (*all || trx_get_dict_operation(trx) != TRX_DICT_OP_NONE) {
mutex_exit(&trx_sys->mutex);
trx_rollback_active(trx);
if (trx->error_state != DB_SUCCESS) {
ut_ad(trx->error_state == DB_INTERRUPTED);
ut_ad(!srv_undo_sources);
ut_ad(srv_fast_shutdown);
mutex_enter(&trx_sys->mutex);
trx_mutex_enter(trx);
goto fake_prepared;
}
trx_free_for_background(trx);
return(TRUE);
}
return(FALSE);
case TRX_STATE_PREPARED:
return(FALSE);
goto func_exit;
case TRX_STATE_NOT_STARTED:
break;
}
ut_error;
return(FALSE);
goto func_exit;
}
/** Report progress when rolling back a row of a recovered transaction.
@return whether the rollback should be aborted due to pending shutdown */
UNIV_INTERN
bool
trx_roll_must_shutdown()
{
const trx_t* trx = trx_roll_crash_recv_trx;
ut_ad(trx);
ut_ad(trx_state_eq(trx, TRX_STATE_ACTIVE));
if (trx_get_dict_operation(trx) == TRX_DICT_OP_NONE
&& !srv_undo_sources && srv_fast_shutdown) {
return true;
}
ib_time_t time = ut_time();
mutex_enter(&trx_sys->mutex);
mutex_enter(&recv_sys->mutex);
if (recv_sys->report(time)) {
ulint n_trx = 0, n_rows = 0;
for (const trx_t* t = UT_LIST_GET_FIRST(trx_sys->rw_trx_list);
t != NULL;
t = UT_LIST_GET_NEXT(trx_list, t)) {
assert_trx_in_rw_list(t);
if (t->is_recovered
&& trx_state_eq(t, TRX_STATE_ACTIVE)) {
n_trx++;
n_rows += t->undo_no;
}
}
ib_logf(IB_LOG_LEVEL_INFO,
"To roll back: " ULINTPF " transactions, "
ULINTPF " rows", n_trx, n_rows);
sd_notifyf(0, "STATUS=To roll back: " ULINTPF " transactions, "
ULINTPF " rows", n_trx, n_rows);
}
mutex_exit(&recv_sys->mutex);
mutex_exit(&trx_sys->mutex);
return false;
}
/*******************************************************************//**
......@@ -763,17 +805,11 @@ trx_rollback_or_clean_recovered(
assert_trx_in_rw_list(trx);
if (srv_shutdown_state != SRV_SHUTDOWN_NONE
&& srv_fast_shutdown != 0) {
all = FALSE;
break;
}
/* If this function does a cleanup or rollback
then it will release the trx_sys->mutex, therefore
we need to reacquire it before retrying the loop. */
if (trx_rollback_resurrected(trx, all)) {
if (trx_rollback_resurrected(trx, &all)) {
mutex_enter(&trx_sys->mutex);
......@@ -1100,7 +1136,6 @@ trx_roll_pop_top_rec_of_trx(
undo_no_t undo_no;
ibool is_insert;
trx_rseg_t* rseg;
ulint progress_pct;
mtr_t mtr;
rseg = trx->rseg;
......@@ -1158,27 +1193,6 @@ trx_roll_pop_top_rec_of_trx(
ut_ad(undo_no + 1 == trx->undo_no);
/* We print rollback progress info if we are in a crash recovery
and the transaction has at least 1000 row operations to undo. */
if (trx == trx_roll_crash_recv_trx && trx_roll_max_undo_no > 1000) {
progress_pct = 100 - (ulint)
((undo_no * 100) / trx_roll_max_undo_no);
if (progress_pct != trx_roll_progress_printed_pct) {
if (trx_roll_progress_printed_pct == 0) {
fprintf(stderr,
"\nInnoDB: Progress in percents:"
" %lu", (ulong) progress_pct);
} else {
fprintf(stderr,
" %lu", (ulong) progress_pct);
}
fflush(stderr);
trx_roll_progress_printed_pct = progress_pct;
}
}
trx->undo_no = undo_no;
if (!trx_undo_arr_store_info(trx, undo_no)) {
......
......@@ -2023,9 +2023,13 @@ trx_undo_free_prepared(
/* fall through */
case TRX_UNDO_ACTIVE:
/* lock_trx_release_locks() assigns
trx->is_recovered=false */
trx->is_recovered=false and
trx->state = TRX_STATE_COMMITTED_IN_MEMORY,
also for transactions that we faked
to TRX_STATE_PREPARED in trx_rollback_resurrected(). */
ut_a(srv_read_only_mode
|| srv_force_recovery >= SRV_FORCE_NO_TRX_UNDO);
|| srv_force_recovery >= SRV_FORCE_NO_TRX_UNDO
|| srv_fast_shutdown);
break;
default:
ut_error;
......@@ -2047,9 +2051,13 @@ trx_undo_free_prepared(
/* fall through */
case TRX_UNDO_ACTIVE:
/* lock_trx_release_locks() assigns
trx->is_recovered=false */
trx->is_recovered=false and
trx->state = TRX_STATE_COMMITTED_IN_MEMORY,
also for transactions that we faked
to TRX_STATE_PREPARED in trx_rollback_resurrected(). */
ut_a(srv_read_only_mode
|| srv_force_recovery >= SRV_FORCE_NO_TRX_UNDO);
|| srv_force_recovery >= SRV_FORCE_NO_TRX_UNDO
|| srv_fast_shutdown);
break;
default:
ut_error;
......
/*****************************************************************************
Copyright (c) 1996, 2016, Oracle and/or its affiliates. All Rights Reserved.
Copyright (c) 2017, MariaDB Corporation.
This program is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free Software
......@@ -33,7 +34,8 @@ Created 3/26/1996 Heikki Tuuri
#include "mtr0mtr.h"
#include "trx0sys.h"
extern bool trx_rollback_or_clean_is_active;
extern bool trx_rollback_or_clean_is_active;
extern const trx_t* trx_roll_crash_recv_trx;
/*******************************************************************//**
Determines if this transaction is rolling back an incomplete transaction
......@@ -104,6 +106,11 @@ trx_undo_rec_release(
/*=================*/
trx_t* trx, /*!< in/out: transaction */
undo_no_t undo_no);/*!< in: undo number */
/** Report progress when rolling back a row of a recovered transaction.
@return whether the rollback should be aborted due to pending shutdown */
UNIV_INTERN
bool
trx_roll_must_shutdown();
/*******************************************************************//**
Rollback or clean up any incomplete transactions which were
encountered in crash recovery. If the transaction already was
......
/*****************************************************************************
Copyright (c) 1997, 2016, Oracle and/or its affiliates. All Rights Reserved.
Copyright (c) 2017, MariaDB Corporation.
This program is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free Software
......@@ -348,6 +349,13 @@ row_undo_step(
ut_ad(que_node_get_type(node) == QUE_NODE_UNDO);
if (UNIV_UNLIKELY(trx == trx_roll_crash_recv_trx)
&& trx_roll_must_shutdown()) {
/* Shutdown has been initiated. */
trx->error_state = DB_INTERRUPTED;
return(NULL);
}
err = row_undo(node, thr);
trx->error_state = err;
......
......@@ -24,6 +24,9 @@ Transaction rollback
Created 3/26/1996 Heikki Tuuri
*******************************************************/
#include "my_config.h"
#include <my_systemd.h>
#include "trx0roll.h"
#ifdef UNIV_NONINL
......@@ -60,14 +63,7 @@ rollback */
bool trx_rollback_or_clean_is_active;
/** In crash recovery, the current trx to be rolled back; NULL otherwise */
static const trx_t* trx_roll_crash_recv_trx = NULL;
/** In crash recovery we set this to the undo n:o of the current trx to be
rolled back. Then we can print how many % the rollback has progressed. */
static undo_no_t trx_roll_max_undo_no;
/** Auxiliary variable which tells the previous progress % we printed */
static ulint trx_roll_progress_printed_pct;
const trx_t* trx_roll_crash_recv_trx;
/****************************************************************//**
Finishes a transaction rollback. */
......@@ -564,8 +560,6 @@ trx_rollback_active(
que_thr_t* thr;
roll_node_t* roll_node;
dict_table_t* table;
ib_int64_t rows_to_undo;
const char* unit = "";
ibool dictionary_locked = FALSE;
heap = mem_heap_create(512);
......@@ -584,30 +578,8 @@ trx_rollback_active(
ut_a(thr == que_fork_start_command(fork));
mutex_enter(&trx_sys->mutex);
trx_roll_crash_recv_trx = trx;
trx_roll_max_undo_no = trx->undo_no;
trx_roll_progress_printed_pct = 0;
rows_to_undo = trx_roll_max_undo_no;
mutex_exit(&trx_sys->mutex);
if (rows_to_undo > 1000000000) {
rows_to_undo = rows_to_undo / 1000000;
unit = "M";
}
ut_print_timestamp(stderr);
fprintf(stderr,
" InnoDB: Rolling back trx with id " TRX_ID_FMT ", %lu%s"
" rows to undo\n",
trx->id,
(ulong) rows_to_undo, unit);
if (trx_get_dict_operation(trx) != TRX_DICT_OP_NONE) {
row_mysql_lock_data_dictionary(trx);
dictionary_locked = TRUE;
......@@ -618,6 +590,14 @@ trx_rollback_active(
que_run_threads(roll_node->undo_thr);
if (trx->error_state != DB_SUCCESS) {
ut_ad(trx->error_state == DB_INTERRUPTED);
ut_ad(!srv_undo_sources);
ut_ad(srv_fast_shutdown);
ut_ad(!dictionary_locked);
goto func_exit;
}
trx_rollback_finish(thr_get_trx(roll_node->undo_thr));
/* Free the memory reserved by the undo graph */
......@@ -662,13 +642,14 @@ trx_rollback_active(
}
}
ib_logf(IB_LOG_LEVEL_INFO,
"Rollback of trx with id " TRX_ID_FMT " completed", trx->id);
func_exit:
if (dictionary_locked) {
row_mysql_unlock_data_dictionary(trx);
}
ib_logf(IB_LOG_LEVEL_INFO,
"Rollback of trx with id " TRX_ID_FMT " completed", trx->id);
mem_heap_free(heap);
trx_roll_crash_recv_trx = NULL;
......@@ -685,7 +666,7 @@ ibool
trx_rollback_resurrected(
/*=====================*/
trx_t* trx, /*!< in: transaction to rollback or clean */
ibool all) /*!< in: FALSE=roll back dictionary transactions;
ibool* all) /*!< in/out: FALSE=roll back dictionary transactions;
TRUE=roll back all non-PREPARED transactions */
{
ut_ad(mutex_own(&trx_sys->mutex));
......@@ -696,16 +677,15 @@ trx_rollback_resurrected(
to accidentally clean up a non-recovered transaction here. */
trx_mutex_enter(trx);
bool is_recovered = trx->is_recovered;
trx_state_t state = trx->state;
trx_mutex_exit(trx);
if (!is_recovered) {
if (!trx->is_recovered) {
func_exit:
trx_mutex_exit(trx);
return(FALSE);
}
switch (state) {
switch (trx->state) {
case TRX_STATE_COMMITTED_IN_MEMORY:
trx_mutex_exit(trx);
mutex_exit(&trx_sys->mutex);
fprintf(stderr,
"InnoDB: Cleaning up trx with id " TRX_ID_FMT "\n",
......@@ -714,21 +694,83 @@ trx_rollback_resurrected(
trx_free_for_background(trx);
return(TRUE);
case TRX_STATE_ACTIVE:
if (all || trx_get_dict_operation(trx) != TRX_DICT_OP_NONE) {
if (!srv_undo_sources && srv_fast_shutdown) {
fake_prepared:
trx->state = TRX_STATE_PREPARED;
trx_sys->n_prepared_trx++;
trx_sys->n_prepared_recovered_trx++;
*all = FALSE;
goto func_exit;
}
trx_mutex_exit(trx);
if (*all || trx_get_dict_operation(trx) != TRX_DICT_OP_NONE) {
mutex_exit(&trx_sys->mutex);
trx_rollback_active(trx);
if (trx->error_state != DB_SUCCESS) {
ut_ad(trx->error_state == DB_INTERRUPTED);
ut_ad(!srv_undo_sources);
ut_ad(srv_fast_shutdown);
mutex_enter(&trx_sys->mutex);
trx_mutex_enter(trx);
goto fake_prepared;
}
trx_free_for_background(trx);
return(TRUE);
}
return(FALSE);
case TRX_STATE_PREPARED:
return(FALSE);
goto func_exit;
case TRX_STATE_NOT_STARTED:
break;
}
ut_error;
return(FALSE);
goto func_exit;
}
/** Report progress when rolling back a row of a recovered transaction.
@return whether the rollback should be aborted due to pending shutdown */
UNIV_INTERN
bool
trx_roll_must_shutdown()
{
const trx_t* trx = trx_roll_crash_recv_trx;
ut_ad(trx);
ut_ad(trx_state_eq(trx, TRX_STATE_ACTIVE));
if (trx_get_dict_operation(trx) == TRX_DICT_OP_NONE
&& !srv_undo_sources && srv_fast_shutdown) {
return true;
}
ib_time_t time = ut_time();
mutex_enter(&trx_sys->mutex);
mutex_enter(&recv_sys->mutex);
if (recv_sys->report(time)) {
ulint n_trx = 0, n_rows = 0;
for (const trx_t* t = UT_LIST_GET_FIRST(trx_sys->rw_trx_list);
t != NULL;
t = UT_LIST_GET_NEXT(trx_list, t)) {
assert_trx_in_rw_list(t);
if (t->is_recovered
&& trx_state_eq(t, TRX_STATE_ACTIVE)) {
n_trx++;
n_rows += t->undo_no;
}
}
ib_logf(IB_LOG_LEVEL_INFO,
"To roll back: " ULINTPF " transactions, "
ULINTPF " rows", n_trx, n_rows);
sd_notifyf(0, "STATUS=To roll back: " ULINTPF " transactions, "
ULINTPF " rows", n_trx, n_rows);
}
mutex_exit(&recv_sys->mutex);
mutex_exit(&trx_sys->mutex);
return false;
}
/*******************************************************************//**
......@@ -775,17 +817,11 @@ trx_rollback_or_clean_recovered(
assert_trx_in_rw_list(trx);
if (srv_shutdown_state != SRV_SHUTDOWN_NONE
&& srv_fast_shutdown != 0) {
all = FALSE;
break;
}
/* If this function does a cleanup or rollback
then it will release the trx_sys->mutex, therefore
we need to reacquire it before retrying the loop. */
if (trx_rollback_resurrected(trx, all)) {
if (trx_rollback_resurrected(trx, &all)) {
mutex_enter(&trx_sys->mutex);
......@@ -1118,7 +1154,6 @@ trx_roll_pop_top_rec_of_trx(
undo_no_t undo_no;
ibool is_insert;
trx_rseg_t* rseg;
ulint progress_pct;
mtr_t mtr;
rseg = trx->rseg;
......@@ -1176,27 +1211,6 @@ trx_roll_pop_top_rec_of_trx(
ut_ad(undo_no + 1 == trx->undo_no);
/* We print rollback progress info if we are in a crash recovery
and the transaction has at least 1000 row operations to undo. */
if (trx == trx_roll_crash_recv_trx && trx_roll_max_undo_no > 1000) {
progress_pct = 100 - (ulint)
((undo_no * 100) / trx_roll_max_undo_no);
if (progress_pct != trx_roll_progress_printed_pct) {
if (trx_roll_progress_printed_pct == 0) {
fprintf(stderr,
"\nInnoDB: Progress in percents:"
" %lu", (ulong) progress_pct);
} else {
fprintf(stderr,
" %lu", (ulong) progress_pct);
}
fflush(stderr);
trx_roll_progress_printed_pct = progress_pct;
}
}
trx->undo_no = undo_no;
if (!trx_undo_arr_store_info(trx, undo_no)) {
......
......@@ -2023,10 +2023,14 @@ trx_undo_free_prepared(
/* fall through */
case TRX_UNDO_ACTIVE:
/* lock_trx_release_locks() assigns
trx->is_recovered=false */
trx->is_recovered=false and
trx->state = TRX_STATE_COMMITTED_IN_MEMORY,
also for transactions that we faked
to TRX_STATE_PREPARED in trx_rollback_resurrected(). */
ut_a(srv_read_only_mode
|| srv_apply_log_only
|| srv_force_recovery >= SRV_FORCE_NO_TRX_UNDO);
|| srv_force_recovery >= SRV_FORCE_NO_TRX_UNDO
|| srv_fast_shutdown);
break;
default:
ut_error;
......@@ -2048,10 +2052,14 @@ trx_undo_free_prepared(
/* fall through */
case TRX_UNDO_ACTIVE:
/* lock_trx_release_locks() assigns
trx->is_recovered=false */
trx->is_recovered=false and
trx->state = TRX_STATE_COMMITTED_IN_MEMORY,
also for transactions that we faked
to TRX_STATE_PREPARED in trx_rollback_resurrected(). */
ut_a(srv_read_only_mode
|| srv_apply_log_only
|| srv_force_recovery >= SRV_FORCE_NO_TRX_UNDO);
|| srv_force_recovery >= SRV_FORCE_NO_TRX_UNDO
|| srv_fast_shutdown);
break;
default:
ut_error;
......
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