docs: replace "stable storage" with "durable" in descriptions

For PG, "durable storage" has a clear meaning, while "stable storage"
does not, so use the former.

Discussion: https://postgr.es/m/20200817165222[email protected]

Backpatch-through: 9.5

diff --git a/doc/src/sgml/config.sgml b/doc/src/sgml/config.sgml
index d96acf1d3ff4f3eccc659298b4d35139f58c1077..cfc475cb2c03f4ebe77018b37fb73aed0f69da57 100644 (file)
--- a/doc/src/sgml/config.sgml
+++ b/doc/src/sgml/config.sgml
@@ -2382,7 +2382,7 @@ include_dir 'conf.d'
         ensure data preservation even if a standby instance of
         PostgreSQL were to crash, but not if the standby
         suffers an operating-system-level crash, since the data has not
-        necessarily reached stable storage on the standby.
+        necessarily reached durable storage on the standby.
         Finally, the setting local causes commits to wait for
         local flush to disk, but not for replication.  This is not usually
         desirable when synchronous replication is in use, but is provided for

diff --git a/doc/src/sgml/monitoring.sgml b/doc/src/sgml/monitoring.sgml
index 601616ec2cec6209a65fb899681d9c900281492d..1cec700250064aa89dc229d6968541a557f8fc4d 100644 (file)
--- a/doc/src/sgml/monitoring.sgml
+++ b/doc/src/sgml/monitoring.sgml
@@ -1375,11 +1375,11 @@ postgres   27093  0.0  0.0  30096  2752 ?        Ss   11:34   0:00 postgres: ser
         
         
          ControlFileSync
-         Waiting for the control file to reach stable storage.
+         Waiting for the control file to reach durable storage.
         
         
          ControlFileSyncUpdate
-         Waiting for an update to the control file to reach stable storage.
+         Waiting for an update to the control file to reach durable storage.
         
         
          ControlFileWrite
@@ -1403,11 +1403,11 @@ postgres   27093  0.0  0.0  30096  2752 ?        Ss   11:34   0:00 postgres: ser
         
         
          DataFileFlush
-         Waiting for a relation data file to reach stable storage.
+         Waiting for a relation data file to reach durable storage.
         
         
          DataFileImmediateSync
-         Waiting for an immediate synchronization of a relation data file to stable storage.
+         Waiting for an immediate synchronization of a relation data file to durable storage.
         
         
          DataFilePrefetch
@@ -1419,7 +1419,7 @@ postgres   27093  0.0  0.0  30096  2752 ?        Ss   11:34   0:00 postgres: ser
         
         
          DataFileSync
-         Waiting for changes to a relation data file to reach stable storage.
+         Waiting for changes to a relation data file to reach durable storage.
         
         
          DataFileTruncate
@@ -1439,7 +1439,7 @@ postgres   27093  0.0  0.0  30096  2752 ?        Ss   11:34   0:00 postgres: ser
         
         
          LockFileAddToDataDirSync
-         Waiting for data to reach stable storage while adding a line to the data directory lock file.
+         Waiting for data to reach durable storage while adding a line to the data directory lock file.
         
         
          LockFileAddToDataDirWrite
@@ -1451,7 +1451,7 @@ postgres   27093  0.0  0.0  30096  2752 ?        Ss   11:34   0:00 postgres: ser
         
         
          LockFileCreateSync
-         Waiting for data to reach stable storage while creating the data directory lock file.
+         Waiting for data to reach durable storage while creating the data directory lock file.
         
         
          LockFileCreateWrite
@@ -1463,11 +1463,11 @@ postgres   27093  0.0  0.0  30096  2752 ?        Ss   11:34   0:00 postgres: ser
         
         
          LogicalRewriteCheckpointSync
-         Waiting for logical rewrite mappings to reach stable storage during a checkpoint.
+         Waiting for logical rewrite mappings to reach durable storage during a checkpoint.
         
         
          LogicalRewriteMappingSync
-         Waiting for mapping data to reach stable storage during a logical rewrite.
+         Waiting for mapping data to reach durable storage during a logical rewrite.
         
         
          LogicalRewriteMappingWrite
@@ -1475,7 +1475,7 @@ postgres   27093  0.0  0.0  30096  2752 ?        Ss   11:34   0:00 postgres: ser
         
         
          LogicalRewriteSync
-         Waiting for logical rewrite mappings to reach stable storage.
+         Waiting for logical rewrite mappings to reach durable storage.
         
         
          LogicalRewriteTruncate
@@ -1491,7 +1491,7 @@ postgres   27093  0.0  0.0  30096  2752 ?        Ss   11:34   0:00 postgres: ser
         
         
          RelationMapSync
-         Waiting for the relation map file to reach stable storage.
+         Waiting for the relation map file to reach durable storage.
         
         
          RelationMapWrite
@@ -1515,11 +1515,11 @@ postgres   27093  0.0  0.0  30096  2752 ?        Ss   11:34   0:00 postgres: ser
         
         
          ReplicationSlotRestoreSync
-         Waiting for a replication slot control file to reach stable storage while restoring it to memory.
+         Waiting for a replication slot control file to reach durable storage while restoring it to memory.
         
         
          ReplicationSlotSync
-         Waiting for a replication slot control file to reach stable storage.
+         Waiting for a replication slot control file to reach durable storage.
         
         
          ReplicationSlotWrite
@@ -1527,7 +1527,7 @@ postgres   27093  0.0  0.0  30096  2752 ?        Ss   11:34   0:00 postgres: ser
         
         
          SLRUFlushSync
-         Waiting for SLRU data to reach stable storage during a checkpoint or database shutdown.
+         Waiting for SLRU data to reach durable storage during a checkpoint or database shutdown.
         
         
          SLRURead
@@ -1535,7 +1535,7 @@ postgres   27093  0.0  0.0  30096  2752 ?        Ss   11:34   0:00 postgres: ser
         
         
          SLRUSync
-         Waiting for SLRU data to reach stable storage following a page write.
+         Waiting for SLRU data to reach durable storage following a page write.
         
         
          SLRUWrite
@@ -1547,7 +1547,7 @@ postgres   27093  0.0  0.0  30096  2752 ?        Ss   11:34   0:00 postgres: ser
         
         
          SnapbuildSync
-         Waiting for a serialized historical catalog snapshot to reach stable storage.
+         Waiting for a serialized historical catalog snapshot to reach durable storage.
         
         
          SnapbuildWrite
@@ -1555,7 +1555,7 @@ postgres   27093  0.0  0.0  30096  2752 ?        Ss   11:34   0:00 postgres: ser
         
         
          TimelineHistoryFileSync
-         Waiting for a timeline history file received via streaming replication to reach stable storage.
+         Waiting for a timeline history file received via streaming replication to reach durable storage.
         
         
          TimelineHistoryFileWrite
@@ -1567,7 +1567,7 @@ postgres   27093  0.0  0.0  30096  2752 ?        Ss   11:34   0:00 postgres: ser
         
         
          TimelineHistorySync
-         Waiting for a newly created timeline history file to reach stable storage.
+         Waiting for a newly created timeline history file to reach durable storage.
         
         
          TimelineHistoryWrite
@@ -1579,7 +1579,7 @@ postgres   27093  0.0  0.0  30096  2752 ?        Ss   11:34   0:00 postgres: ser
         
         
          TwophaseFileSync
-         Waiting for a two phase state file to reach stable storage.
+         Waiting for a two phase state file to reach durable storage.
         
         
          TwophaseFileWrite
@@ -1587,7 +1587,7 @@ postgres   27093  0.0  0.0  30096  2752 ?        Ss   11:34   0:00 postgres: ser
         
         
          WALBootstrapSync
-         Waiting for WAL to reach stable storage during bootstrapping.
+         Waiting for WAL to reach durable storage during bootstrapping.
         
         
          WALBootstrapWrite
@@ -1599,7 +1599,7 @@ postgres   27093  0.0  0.0  30096  2752 ?        Ss   11:34   0:00 postgres: ser
         
         
          WALCopySync
-         Waiting a new WAL segment created by copying an existing one to reach stable storage.
+         Waiting a new WAL segment created by copying an existing one to reach durable storage.
         
         
          WALCopyWrite
@@ -1607,7 +1607,7 @@ postgres   27093  0.0  0.0  30096  2752 ?        Ss   11:34   0:00 postgres: ser
         
         
          WALInitSync
-         Waiting for a newly initialized WAL file to reach stable storage.
+         Waiting for a newly initialized WAL file to reach durable storage.
         
         
          WALInitWrite
@@ -1623,7 +1623,7 @@ postgres   27093  0.0  0.0  30096  2752 ?        Ss   11:34   0:00 postgres: ser
         
         
          WALSyncMethodAssign
-         Waiting for data to reach stable storage while assigning WAL sync method.
+         Waiting for data to reach durable storage while assigning WAL sync method.
         
         
          WALWrite