问题遇到的现象和发生背景
前两天线上系统突然反馈系统操作慢，引用服务器和数据库服务器监控资源都正常，没有报警。
系统稳定运行了一年，去年双十一也没有大问题，这次突然接到反馈。
于是，开启了druid sql监控如下：
问题相关代码，请勿粘贴截图
运行结果及报错内容
此时，系统基本很少人使用了，这几个sql都是系统定时任务在执行产生的。
其中1 3 4行的insert 表数据都小于10000行，第5行的 update 表数据更少只有100行。
但是偶发性超过30秒。应用服务器和数据库服务器内网网络稳定 ping 延迟 <1ms
调整过一些参数但是都基本无效。
数据库参数：
innodb_adaptive_flushing ON
innodb_adaptive_flushing_lwm 10
innodb_adaptive_hash_index ON
innodb_adaptive_hash_index_parts 8
innodb_adaptive_max_sleep_delay 150000
innodb_api_bk_commit_interval 5
innodb_api_disable_rowlock OFF
innodb_api_enable_binlog OFF
innodb_api_enable_mdl OFF
innodb_api_trx_level 0
innodb_autoextend_increment 64
innodb_autoinc_lock_mode 2
innodb_buffer_pool_chunk_size 1073741824
innodb_buffer_pool_dump_at_shutdown ON
innodb_buffer_pool_dump_now OFF
innodb_buffer_pool_dump_pct 25
innodb_buffer_pool_filename ib_buffer_pool
innodb_buffer_pool_in_core_file ON
innodb_buffer_pool_instances 4
innodb_buffer_pool_load_abort OFF
innodb_buffer_pool_load_at_startup ON
innodb_buffer_pool_load_now OFF
innodb_buffer_pool_size 4294967296
innodb_change_buffer_max_size 25
innodb_change_buffering all
innodb_checksum_algorithm crc32
innodb_cmp_per_index_enabled OFF
innodb_commit_concurrency 0
innodb_compression_failure_threshold_pct 5
innodb_compression_level 6
innodb_compression_pad_pct_max 50
innodb_concurrency_tickets 5000
innodb_data_file_path ibdata1:10M:autoextend
innodb_data_home_dir /www/server/data
innodb_deadlock_detect ON
innodb_dedicated_server OFF
innodb_default_row_format dynamic
innodb_directories
innodb_disable_sort_file_cache OFF
innodb_doublewrite ON
innodb_doublewrite_batch_size 0
innodb_doublewrite_dir
innodb_doublewrite_files 2
innodb_doublewrite_pages 16
innodb_extend_and_initialize ON
innodb_fast_shutdown 1
innodb_file_per_table ON
innodb_fill_factor 100
innodb_flush_log_at_timeout 1
innodb_flush_log_at_trx_commit 1
innodb_flush_method fsync
innodb_flush_neighbors 0
innodb_flush_sync ON
innodb_flushing_avg_loops 30
innodb_force_load_corrupted OFF
innodb_force_recovery 0
innodb_fsync_threshold 0
innodb_ft_aux_table
innodb_ft_cache_size 8000000
innodb_ft_enable_diag_print OFF
innodb_ft_enable_stopword ON
innodb_ft_max_token_size 84
innodb_ft_min_token_size 3
innodb_ft_num_word_optimize 2000
innodb_ft_result_cache_limit 2000000000
innodb_ft_server_stopword_table
innodb_ft_sort_pll_degree 2
innodb_ft_total_cache_size 640000000
innodb_ft_user_stopword_table
innodb_idle_flush_pct 100
innodb_io_capacity 200
innodb_io_capacity_max 2000
innodb_lock_wait_timeout 50
innodb_log_buffer_size 536870912
innodb_log_checksums ON
innodb_log_compressed_pages ON
innodb_log_file_size 2147483648
innodb_log_files_in_group 2
innodb_log_group_home_dir /www/server/data
innodb_log_spin_cpu_abs_lwm 80
innodb_log_spin_cpu_pct_hwm 50
innodb_log_wait_for_flush_spin_hwm 400
innodb_log_write_ahead_size 8192
innodb_log_writer_threads ON
innodb_lru_scan_depth 1024
innodb_max_dirty_pages_pct 90.000000
innodb_max_dirty_pages_pct_lwm 10.000000
innodb_max_purge_lag 0
innodb_max_purge_lag_delay 0
innodb_max_undo_log_size 1073741824
innodb_monitor_disable
innodb_monitor_enable
innodb_monitor_reset
innodb_monitor_reset_all
innodb_old_blocks_pct 37
innodb_old_blocks_time 1000
innodb_online_alter_log_max_size 134217728
innodb_open_files 4096
innodb_optimize_fulltext_only OFF
innodb_page_cleaners 4
innodb_page_size 16384
innodb_parallel_read_threads 4
innodb_print_all_deadlocks OFF
innodb_print_ddl_logs OFF
innodb_purge_batch_size 300
innodb_purge_rseg_truncate_frequency 128
innodb_purge_threads 4
innodb_random_read_ahead OFF
innodb_read_ahead_threshold 56
innodb_read_io_threads 16
innodb_read_only OFF
innodb_redo_log_archive_dirs
innodb_redo_log_encrypt OFF
innodb_replication_delay 0
innodb_rollback_on_timeout OFF
innodb_rollback_segments 128
innodb_sort_buffer_size 1048576
innodb_spin_wait_delay 6
innodb_spin_wait_pause_multiplier 50
innodb_stats_auto_recalc ON
innodb_stats_include_delete_marked OFF
innodb_stats_method nulls_equal
innodb_stats_on_metadata OFF
innodb_stats_persistent ON
innodb_stats_persistent_sample_pages 20
innodb_stats_transient_sample_pages 8
innodb_status_output OFF
innodb_status_output_locks OFF
innodb_strict_mode ON
innodb_sync_array_size 1
innodb_sync_spin_loops 30
innodb_table_locks ON
innodb_temp_data_file_path ibtmp1:12M:autoextend
innodb_temp_tablespaces_dir ./#innodb_temp/
innodb_thread_concurrency 0
innodb_thread_sleep_delay 10000
innodb_tmpdir
innodb_undo_directory ./
innodb_undo_log_encrypt OFF
innodb_undo_log_truncate ON
innodb_undo_tablespaces 2
innodb_use_native_aio ON
innodb_validate_tablespace_paths ON
innodb_version 8.0.24
innodb_write_io_threads 16
请各位帮忙看看，帮忙分析以下问题出在哪里。
