upgrade postgres role to 9.5 (xenial)

kaif-deploy/roles/postgresql/defaults/main.yml

@@ -1,5 +1,4 @@
 postgresql:
   max_connections: '100'
   shared_buffers: '32MB'
-  checkpoint_segments: '3'
   effective_cache_size: '512MB'

kaif-deploy/roles/postgresql/templates/postgresql-9.3.conf.j2 → kaif-deploy/roles/postgresql/templates/postgresql-9.5.conf.j2

@@ -27,7 +27,7 @@
 # Memory units:  kB = kilobytes        Time units:  ms  = milliseconds
 #                MB = megabytes                     s   = seconds
 #                GB = gigabytes                     min = minutes
-#                                                   h   = hours
+#                TB = terabytes                     h   = hours
 #                                                   d   = days
 
 
@@ -38,15 +38,15 @@
 # The default values of these variables are driven from the -D command-line
 # option or PGDATA environment variable, represented here as ConfigDir.
 
-data_directory = '/var/lib/postgresql/9.3/main'		# use data in another directory
+data_directory = '/var/lib/postgresql/{{postgresql_version}}/main'		# use data in another directory
 					# (change requires restart)
-hba_file = '/etc/postgresql/9.3/main/pg_hba.conf'	# host-based authentication file
+hba_file = '/etc/postgresql/{{postgresql_version}}/main/pg_hba.conf'	# host-based authentication file
 					# (change requires restart)
-ident_file = '/etc/postgresql/9.3/main/pg_ident.conf'	# ident configuration file
+ident_file = '/etc/postgresql/{{postgresql_version}}/main/pg_ident.conf'	# ident configuration file
 					# (change requires restart)
 
 # If external_pid_file is not explicitly set, no extra PID file is written.
-external_pid_file = '/var/run/postgresql/9.3-main.pid'			# write an extra PID file
+external_pid_file = '/var/run/postgresql/{{postgresql_version}}-main.pid'			# write an extra PID file
 					# (change requires restart)
 
 
@@ -80,19 +80,20 @@ unix_socket_directories = '/var/run/postgresql'	# comma-separated list of direct
 
 #authentication_timeout = 1min		# 1s-600s
 ssl = true				# (change requires restart)
-#ssl_ciphers = 'DEFAULT:!LOW:!EXP:!MD5:@STRENGTH'	# allowed SSL ciphers
+#ssl_ciphers = 'HIGH:MEDIUM:+3DES:!aNULL' # allowed SSL ciphers
 					# (change requires restart)
-#ssl_renegotiation_limit = 512MB	# amount of data between renegotiations
+#ssl_prefer_server_ciphers = on		# (change requires restart)
+#ssl_ecdh_curve = 'prime256v1'		# (change requires restart)
 ssl_cert_file = '/etc/ssl/certs/ssl-cert-snakeoil.pem'		# (change requires restart)
 ssl_key_file = '/etc/ssl/private/ssl-cert-snakeoil.key'		# (change requires restart)
 #ssl_ca_file = ''			# (change requires restart)
 #ssl_crl_file = ''			# (change requires restart)
 #password_encryption = on
 #db_user_namespace = off
+#row_security = on
 
-# Kerberos and GSSAPI
+# GSSAPI using Kerberos
 #krb_server_keyfile = ''
-#krb_srvname = 'postgres'		# (Kerberos only)
 #krb_caseins_users = off
 
 # - TCP Keepalives -
@@ -117,6 +118,7 @@ ssl_key_file = '/etc/ssl/private/ssl-cert-snakeoil.key'		# (change requires rest
 #vagrant vm use 32MB
 shared_buffers = {{postgresql.shared_buffers}}			# min 128kB
 					# (change requires restart)
+#huge_pages = try			# on, off, or try
 #temp_buffers = 8MB			# min 800kB
 #max_prepared_transactions = 0		# zero disables the feature
 					# (change requires restart)
@@ -128,7 +130,16 @@ shared_buffers = {{postgresql.shared_buffers}}			# min 128kB
 work_mem = 4MB                          # min 64kB
 #kaif, default 16MB
 maintenance_work_mem = 128MB            # min 1MB
+#autovacuum_work_mem = -1		# min 1MB, or -1 to use maintenance_work_mem
 #max_stack_depth = 2MB			# min 100kB
+dynamic_shared_memory_type = posix	# the default is the first option
+					# supported by the operating system:
+					#   posix
+					#   sysv
+					#   windows
+					#   mmap
+					# use none to disable dynamic shared memory
+
 # - Disk -
 
 #temp_file_limit = -1			# limits per-session temp file space
@@ -157,6 +168,7 @@ maintenance_work_mem = 128MB            # min 1MB
 # - Asynchronous Behavior -
 
 #effective_io_concurrency = 1		# 1-1000; 0 disables prefetching
+#max_worker_processes = 8
 
 
 #------------------------------------------------------------------------------
@@ -165,7 +177,7 @@ maintenance_work_mem = 128MB            # min 1MB
 
 # - Settings -
 
-#wal_level = minimal			# minimal, archive, or hot_standby
+#wal_level = minimal			# minimal, archive, hot_standby, or logical
 					# (change requires restart)
 #fsync = on				# turns forced synchronization on or off
 #synchronous_commit = on		# synchronization level;
@@ -178,6 +190,9 @@ maintenance_work_mem = 128MB            # min 1MB
 					#   fsync_writethrough
 					#   open_sync
 #full_page_writes = on			# recover from partial page writes
+#wal_compression = off			# enable compression of full-page writes
+#wal_log_hints = off			# also do full page writes of non-critical updates
+					# (change requires restart)
 #kaif, default is -1 (64kb?)
 wal_buffers = 16MB                      # min 32kB, -1 sets based on shared_buffers
 					# (change requires restart)
@@ -188,14 +203,15 @@ wal_buffers = 16MB                      # min 32kB, -1 sets based on shared_buff
 
 # - Checkpoints -
 
-checkpoint_segments = {{postgresql.checkpoint_segments}}		# in logfile segments, min 1, 16MB each
 #checkpoint_timeout = 5min		# range 30s-1h
+#max_wal_size = 1GB
+#min_wal_size = 80MB
 #checkpoint_completion_target = 0.5	# checkpoint target duration, 0.0 - 1.0
 #checkpoint_warning = 30s		# 0 disables
 
 # - Archiving -
 
-#archive_mode = off		# allows archiving to be done
+#archive_mode = off		# enables archiving; off, on, or always
 				# (change requires restart)
 #archive_command = ''		# command to use to archive a logfile segment
 				# placeholders: %p = path of file to archive
@@ -218,6 +234,11 @@ checkpoint_segments = {{postgresql.checkpoint_segments}}		# in logfile segments,
 #wal_keep_segments = 0		# in logfile segments, 16MB each; 0 disables
 #wal_sender_timeout = 60s	# in milliseconds; 0 disables
 
+#max_replication_slots = 0	# max number of replication slots
+				# (change requires restart)
+#track_commit_timestamp = off	# collect timestamp of transaction commit
+				# (change requires restart)
+
 # - Master Server -
 
 # These settings are ignored on a standby server.
@@ -246,6 +267,8 @@ checkpoint_segments = {{postgresql.checkpoint_segments}}		# in logfile segments,
 #wal_receiver_timeout = 60s		# time that receiver waits for
 					# communication from master
 					# in milliseconds; 0 disables
+#wal_retrieve_retry_interval = 5s	# time to wait before retrying to
+					# retrieve WAL after a failed attempt
 
 
 #------------------------------------------------------------------------------
@@ -274,7 +297,7 @@ checkpoint_segments = {{postgresql.checkpoint_segments}}		# in logfile segments,
 #cpu_index_tuple_cost = 0.005		# same scale as above
 #cpu_operator_cost = 0.0025		# same scale as above
 
-#kaif, default is 128MB
+#kaif, default is 4GB
 effective_cache_size = {{postgresql.effective_cache_size}}
 
 # - Genetic Query Optimizer -
@@ -401,7 +424,7 @@ effective_cache_size = {{postgresql.effective_cache_size}}
 #log_duration = off
 #log_error_verbosity = default		# terse, default, or verbose messages
 #log_hostname = off
-log_line_prefix = '%t '			# special values:
+log_line_prefix = '%t [%p-%l] %q%u@%d '			# special values:
 					#   %a = application name
 					#   %u = user name
 					#   %d = database name
@@ -423,12 +446,20 @@ log_line_prefix = '%t '			# special values:
 					# e.g. '<%u%%%d> '
 #log_lock_waits = off			# log lock waits >= deadlock_timeout
 #log_statement = 'none'			# none, ddl, mod, all
+#log_replication_commands = off
 #log_temp_files = -1			# log temporary files equal or larger
 					# than the specified size in kilobytes;
 					# -1 disables, 0 logs all temp files
 log_timezone = 'ROC'
 
 
+# - Process Title -
+
+#cluster_name = ''			# added to process titles if nonempty
+					# (change requires restart)
+#update_process_title = on
+
+
 #------------------------------------------------------------------------------
 # RUNTIME STATISTICS
 #------------------------------------------------------------------------------
@@ -440,8 +471,7 @@ log_timezone = 'ROC'
 #track_io_timing = off
 #track_functions = none			# none, pl, all
 #track_activity_query_size = 1024	# (change requires restart)
-#update_process_title = on
-#stats_temp_directory = 'pg_stat_tmp'
+stats_temp_directory = '/var/run/postgresql/9.5-main.pg_stat_tmp'
 
 
 # - Statistics Monitoring -
@@ -473,7 +503,7 @@ log_timezone = 'ROC'
 #autovacuum_analyze_scale_factor = 0.1	# fraction of table size before analyze
 #autovacuum_freeze_max_age = 200000000	# maximum XID age before forced vacuum
 					# (change requires restart)
-#autovacuum_multixact_freeze_max_age = 400000000	# maximum Multixact age
+#autovacuum_multixact_freeze_max_age = 400000000	# maximum multixact age
 					# before forced vacuum
 					# (change requires restart)
 #autovacuum_vacuum_cost_delay = 20ms	# default vacuum cost delay for
@@ -490,7 +520,7 @@ log_timezone = 'ROC'
 
 # - Statement Behavior -
 
-#search_path = '"$user",public'		# schema names
+#search_path = '"$user", public'	# schema names
 #default_tablespace = ''		# a tablespace name, '' uses the default
 #temp_tablespaces = ''			# a list of tablespace names, '' uses
 					# only default tablespace
@@ -508,6 +538,8 @@ log_timezone = 'ROC'
 #bytea_output = 'hex'			# hex, escape
 #xmlbinary = 'base64'
 #xmloption = 'content'
+#gin_fuzzy_search_limit = 0
+#gin_pending_list_limit = 4MB
 
 # - Locale and Formatting -
 
@@ -517,7 +549,7 @@ timezone = 'ROC'
 #timezone_abbreviations = 'Default'     # Select the set of available time zone
 					# abbreviations.  Currently, there are
 					#   Default
-					#   Australia
+					#   Australia (historical usage)
 					#   India
 					# You can create your own file in
 					# share/timezonesets/.
@@ -539,6 +571,7 @@ default_text_search_config = 'pg_catalog.english'
 
 #dynamic_library_path = '$libdir'
 #local_preload_libraries = ''
+#session_preload_libraries = ''
 
 
 #------------------------------------------------------------------------------
@@ -566,6 +599,7 @@ default_text_search_config = 'pg_catalog.english'
 #default_with_oids = off
 #escape_string_warning = on
 #lo_compat_privileges = off
+#operator_precedence_warning = off
 #quote_all_identifiers = off
 #sql_inheritance = on
 #standard_conforming_strings = on

kaif-deploy/roles/postgresql/vars/main.yml

@@ -1,2 +1,2 @@
-postgresql_version: '9.3'
+postgresql_version: '9.5'
 postgresql_db_path: '/volume/lib/postgresql'