[pgpool-general: 2148] Re: read_startup_packet: incorrect packet length What does that mean?

[Tatsuo Ishii]

Please show pgpool log.
--
Tatsuo Ishii
SRA OSS, Inc. Japan
English: http://www.sraoss.co.jp/index_en.php
Japanese: http://www.sraoss.co.jp

> In addition.
> 
> The errors described in the post could cause also something weird what I am
> experiencing.
> 
> I hit following to show cluster nodes:
> 
> psql -c "show pool_nodes;" -d postgres -U postgres -p 9898
> 
>  
> 
> The terminal session is stucked then. I cannot cancel the command even with
> CTRL+C. 
> 
> However I can attach node successfully with command:
> 
> pcp_attach_node -d 5 tc1 9898 postgres postgres 1
> 
>  
> 
> Best regards,
> 
> Michal Mistina
> 
>  
> 
> From: pgpool-general-bounces at pgpool.net
> [mailto:pgpool-general-bounces at pgpool.net] On Behalf Of Mistina Michal
> Sent: Tuesday, September 17, 2013 1:54 PM
> To: pgpool-general at pgpool.net
> Subject: [pgpool-general: 2140] read_startup_packet: incorrect packet length
> What does that mean?
> 
>  
> 
> Dear all.
> 
> I don't understand what I see in the log files. Following keeps happening
> all the time after I start pgpool:
> 
> 2013-09-17 13:26:31 ERROR: pid 5697: read_startup_packet: incorrect packet
> length (983664419)
> 
> 2013-09-17 13:26:49 LOG:   pid 3608: do_child: failback event found. restart
> myself.
> 
> 2013-09-17 13:26:49 ERROR: pid 5833: read_startup_packet: incorrect packet
> length (983664419)
> 
> 2013-09-17 13:27:01 LOG:   pid 3591: do_child: failback event found. restart
> myself.
> 
> 2013-09-17 13:27:01 ERROR: pid 6000: read_startup_packet: incorrect packet
> length (983664419)
> 
> 2013-09-17 13:27:19 ERROR: pid 5372: read_startup_packet: incorrect packet
> length (983664419)
> 
> 2013-09-17 13:27:31 LOG:   pid 3586: do_child: failback event found. restart
> myself.
> 
> 2013-09-17 13:27:31 ERROR: pid 5372: read_startup_packet: incorrect packet
> length (983664419)
> 
> 2013-09-17 13:27:49 ERROR: pid 6151: read_startup_packet: incorrect packet
> length (983664419)
> 
> 2013-09-17 13:28:01 ERROR: pid 3590: read_startup_packet: incorrect packet
> length (983664419)
> 
>  
> 
> Versions:
> 
> pgpool-II-3.3.1-1.pgdg.x86_64
> 
> postgresql92-9.2.4-1PGDG.rhel6.x86_64
> 
> postgresql92-libs-9.2.4-1PGDG.rhel6.x86_64
> 
> postgresql92-server-9.2.4-1PGDG.rhel6.x86_64
> 
>  
> 
> Where should I look at? When do occure aforementioned errors?
> 
>  
> 
> Probably I set something wrong in the config file. Or permissions on some
> files are wrong.
> 
>  
> 
> The pgpool.conf follows.
> 
> listen_addresses = '*'
> 
> port = 9999
> 
> socket_dir = '/tmp'
> 
> pcp_port = 9898
> 
> pcp_socket_dir = '/tmp'
> 
> backend_hostname0 = 'tc1'
> 
> backend_port0 = 5432
> 
> backend_weight0 = 1
> 
> backend_data_directory0 = '/var/lib/pgsql/9.2/data'
> 
> backend_flag0 = 'ALLOW_TO_FAILOVER'
> 
> backend_hostname1 = 'tc2'
> 
> backend_port1 = 5432
> 
> backend_weight1 = 1
> 
> backend_data_directory1 = '/var/lib/pgsql/9.2/data'
> 
> backend_flag1 = 'ALLOW_TO_FAILOVER'
> 
> enable_pool_hba = off
> 
> pool_passwd = 'pool_passwd'
> 
> authentication_timeout = 60
> 
> ssl = off
> 
> num_init_children = 32
> 
> max_pool = 4
> 
> child_life_time = 300
> 
> child_max_connections = 0
> 
> connection_life_time = 0
> 
> client_idle_limit = 0
> 
> log_destination = 'stderr'
> 
> print_timestamp = on
> 
> log_connections = off
> 
> log_hostname = off
> 
> log_statement = off
> 
> log_per_node_statement = off
> 
> log_standby_delay = 'none'
> 
> syslog_facility = 'LOCAL0'
> 
> syslog_ident = 'pgpool'
> 
> debug_level = 0
> 
> pid_file_name = '/var/run/pgpool/pgpool.pid'
> 
> logdir = '/var/log/pgpool'
> 
> connection_cache = on
> 
> reset_query_list = 'ABORT; DISCARD ALL'
> 
> replication_mode = off
> 
> replicate_select = off
> 
> insert_lock = on
> 
> lobj_lock_table = ''
> 
> replication_stop_on_mismatch = off
> 
> failover_if_affected_tuples_mismatch = off
> 
> load_balance_mode = off
> 
> ignore_leading_white_space = on
> 
> white_function_list = ''
> 
> black_function_list = 'nextval,setval'
> 
> master_slave_mode = on
> 
> master_slave_sub_mode = 'stream'
> 
> sr_check_period = 10
> 
> sr_check_user = 'replication'
> 
> sr_check_password = 'replicate'
> 
> delay_threshold = 10000000
> 
> follow_master_command = ''
> 
> parallel_mode = off
> 
> pgpool2_hostname = ''
> 
> system_db_hostname  = 'localhost'
> 
> system_db_port = 5432
> 
> system_db_dbname = 'pgpool'
> 
> system_db_schema = 'pgpool_catalog'
> 
> system_db_user = 'pgpool'
> 
> system_db_password = ''
> 
> health_check_period = 20
> 
> health_check_timeout = 20
> 
> health_check_user = 'replication'
> 
> health_check_password = 'replicate'
> 
> health_check_max_retries = 5
> 
> health_check_retry_delay = 1
> 
> failover_command = '/usr/pgsql-9.2/bin/failover_stream.sh %d %H
> /tmp/trigger_file'
> 
> failback_command = ''
> 
> fail_over_on_backend_error = on
> 
> search_primary_node_timeout = 10
> 
> recovery_user = 'nobody'
> 
> recovery_password = ''
> 
> recovery_1st_stage_command = ''
> 
> recovery_2nd_stage_command = ''
> 
> recovery_timeout = 90
> 
> client_idle_limit_in_recovery = 0
> 
> use_watchdog = off
> 
> trusted_servers = '192.168.105.254'
> 
> ping_path = '/bin'
> 
> wd_hostname = ''
> 
> wd_port = 9000
> 
> wd_authkey = ''
> 
> delegate_IP = ''
> 
> ifconfig_path = '/sbin'
> 
> if_up_cmd = 'ifconfig eth0:0 inet $_IP_$ netmask 255.255.255.0'
> 
> if_down_cmd = 'ifconfig eth0:0 down'
> 
> arping_path = '/usr/sbin'           
> 
> arping_cmd = 'arping -U $_IP_$ -w 1'
> 
> clear_memqcache_on_escalation = on
> 
> wd_escalation_command = ''
> 
> wd_lifecheck_method = 'heartbeat'
> 
> wd_interval = 5
> 
> wd_heartbeat_port = 9694
> 
> wd_heartbeat_keepalive = 2
> 
> wd_heartbeat_deadtime = 30
> 
> heartbeat_destination0 = 'tc2'
> 
> heartbeat_destination_port0 = 9694 
> 
> heartbeat_device0 = ''
> 
> wd_life_point = 3
> 
> wd_lifecheck_query = 'SELECT 1'
> 
> wd_lifecheck_dbname = 'template1'
> 
> wd_lifecheck_user = 'replication'
> 
> wd_lifecheck_password = 'replicate'
> 
> relcache_expire = 0
> 
> relcache_size = 256
> 
> check_temp_table = on
> 
> memory_cache_enabled = off
> 
> memqcache_method = 'shmem'
> 
> memqcache_memcached_host = 'localhost'
> 
> memqcache_memcached_port = 11211
> 
> memqcache_total_size = 67108864
> 
> memqcache_max_num_cache = 1000000
> 
> memqcache_expire = 0
> 
> memqcache_auto_cache_invalidation = on
> 
> memqcache_maxcache = 409600
> 
> memqcache_cache_block_size = 1048576
> 
> memqcache_oiddir = '/var/log/pgpool/oiddir'
> 
> white_memqcache_table_list = ''
> 
> black_memqcache_table_list = ''
> 
>  
> 
>  
> 
> Best regards,
> 
> Michal Mistina
> 
>  
>