一次galera cluster集群故障节点无法启动问题排查

Server version: 10.0.25-MariaDB-wsrep MariaDB Server, wsrep_25.13.raf7f02e

[root@node-23 mariadb]# more /etc/my.cnf[mysqld]
server_id=3
bind_address = node-23
port = 3306
datadir=/var/lib/mysql
log-error=/var/log/mariadb/mariadb-error.log
collation-server = utf8_general_ci
init-connect = 'SET NAMES utf8'
character-set-server = utf8
skip-name-resolvedefault-storage-engine = innodb
innodb_autoinc_lock_mode=2binlog_format = ROW# LOGGING #
log-queries-not-using-indexes = 0
slow-query-log = 0
slow-query-log-file = /var/log/mariadb/mariadb-slow.log
log_error = /var/log/mariadb/mariadb-error.log
log-bin = /var/lib/mysql/mariadb-bin
log-bin-index = /var/lib/mysql/mariadb-bin.index
expire-logs-days = 7
log_slave_updates = 1# SAFETY #
max-allowed-packet = 16M
max-connect-errors = 100max_connections = 10000wait_timeout = 3600# CACHES AND LIMITS #
tmp-table-size = 32M
max-heap-table-size = 32M
query-cache-type = 0
query-cache-size = 0M
thread-cache-size = 50
open-files-limit = 65535
#table-definition-cache = 4096
table-open-cache = 1024# INNODB #
innodb-flush-method = O_DIRECT
#innodb-log-file-size = 10240M
innodb-flush-log-at-trx-commit = 2
innodb-file-per-table = 1
#innodb-buffer-pool-size = 4096M# Depending on number of cores and disk sub
innodb-read-io-threads = 4
innodb-write-io-threads = 4
innodb-doublewrite = 0
#innodb-log-buffer-size = 128M
innodb-buffer-pool-instances = 8
innodb-log-files-in-group = 2
innodb-thread-concurrency = 64# avoid statistics update when doing e.g show tables
innodb_stats_on_metadata = 0wsrep_provider=/usr/lib64/galera/libgalera_smm.so
# wsrep_provider_options="pc.ignore_quorum = true; pc.ignore_sb=false; gmcast.listen_addr=tcp://node-23:4567;gcs.fc_limit = 256; gcs.fc_factor = 0.99; gcs.fc_master_sl
ave=yes"
wsrep_cluster_address=gcomm://node-22,node-21,node-23
wsrep_cluster_name="openstack-controller"
wsrep_node_address="node-23"
wsrep_node_name="mysql-galera-node-23"
#wsrep_sst_method=rsync
wsrep_sst_method=xtrabackup-v2
wsrep_sst_auth=sst_user:XXXXXXXXXX
wsrep_slave_threads=4# to enable debug level logging, set this to 1
wsrep_debug = 0# how many times to retry deadlocked autocommits
wsrep_retry_autocommit = 3[xtrabackup]
compress
compact
parallel = 4
compress-threads = 4
rebuild-threads = 4[mysqldump]
quick
quote-names
max_allowed_packet = 16M