Movatterモバイル変換

[0]ホーム
URL:

Skip to content

Navigation Menu

Sign in
Appearance settings

Search code, repositories, users, issues, pull requests...

Provide feedback

We read every piece of feedback, and take your input very seriously.

Saved searches

Use saved searches to filter your results more quickly

 Sign up
Appearance settings

Commit6a77e93

Browse files
committed
Rename max_predicate_locks_per_transaction.
The new name, max_pred_locks_per_transaction, is shorter.Kevin Grittner, per discussion.
1 parent2fd7706 commit6a77e93

File tree

4 files changed

+12
-12
lines changed

4 files changed

+12
-12
lines changed

‎doc/src/sgml/config.sgml

Lines changed: 4 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -5188,15 +5188,15 @@ dynamic_library_path = 'C:\tools\postgresql;H:\my_project\lib;$libdir'
51885188
</listitem>
51895189
</varlistentry>
51905190

5191-
<varlistentry id="guc-max-predicate-locks-per-transaction" xreflabel="max_predicate_locks_per_transaction">
5192-
<term><varname>max_predicate_locks_per_transaction</varname> (<type>integer</type>)</term>
5191+
<varlistentry id="guc-max-pred-locks-per-transaction" xreflabel="max_pred_locks_per_transaction">
5192+
<term><varname>max_pred_locks_per_transaction</varname> (<type>integer</type>)</term>
51935193
<indexterm>
5194-
<primary><varname>max_predicate_locks_per_transaction</> configuration parameter</primary>
5194+
<primary><varname>max_pred_locks_per_transaction</> configuration parameter</primary>
51955195
</indexterm>
51965196
<listitem>
51975197
<para>
51985198
The shared predicate lock table tracks locks on
5199-
<varname>max_predicate_locks_per_transaction</varname> * (<xref
5199+
<varname>max_pred_locks_per_transaction</varname> * (<xref
52005200
linkend="guc-max-connections"> + <xref
52015201
linkend="guc-max-prepared-transactions">) objects (e.g., tables);
52025202
hence, no more than this many distinct objects can be locked at

‎src/backend/storage/lmgr/predicate.c

Lines changed: 5 additions & 5 deletions
Original file line numberDiff line numberDiff line change
@@ -1874,7 +1874,7 @@ DeleteChildTargetLocks(const PREDICATELOCKTARGETTAG *newtargettag)
18741874
* thresholds are, either making it proportional to the number of
18751875
* tuples in a page & pages in a relation, or at least making it a
18761876
* GUC. Currently the threshold is 3 for a page lock, and
1877-
*max_predicate_locks_per_transaction/2 for a relation lock, chosen
1877+
*max_pred_locks_per_transaction/2 for a relation lock, chosen
18781878
* entirely arbitrarily (and without benchmarking).
18791879
*/
18801880
staticint
@@ -2063,7 +2063,7 @@ CreatePredicateLock(const PREDICATELOCKTARGETTAG *targettag,
20632063
ereport(ERROR,
20642064
(errcode(ERRCODE_OUT_OF_MEMORY),
20652065
errmsg("out of shared memory"),
2066-
errhint("You might need to increasemax_predicate_locks_per_transaction.")));
2066+
errhint("You might need to increasemax_pred_locks_per_transaction.")));
20672067
if (!found)
20682068
{
20692069
SHMQueueInit(&(target->predicateLocks));
@@ -2082,7 +2082,7 @@ CreatePredicateLock(const PREDICATELOCKTARGETTAG *targettag,
20822082
ereport(ERROR,
20832083
(errcode(ERRCODE_OUT_OF_MEMORY),
20842084
errmsg("out of shared memory"),
2085-
errhint("You might need to increasemax_predicate_locks_per_transaction.")));
2085+
errhint("You might need to increasemax_pred_locks_per_transaction.")));
20862086

20872087
if (!found)
20882088
{
@@ -2341,7 +2341,7 @@ PredicateLockTupleRowVersionLink(const Relation relation,
23412341
ereport(ERROR,
23422342
(errcode(ERRCODE_OUT_OF_MEMORY),
23432343
errmsg("out of shared memory"),
2344-
errhint("You might need to increasemax_predicate_locks_per_transaction.")));
2344+
errhint("You might need to increasemax_pred_locks_per_transaction.")));
23452345
if (!found)
23462346
{
23472347
SHMQueueInit(&(newtarget->predicateLocks));
@@ -3337,7 +3337,7 @@ ReleaseOneSerializableXact(SERIALIZABLEXACT *sxact, bool partial,
33373337
ereport(ERROR,
33383338
(errcode(ERRCODE_OUT_OF_MEMORY),
33393339
errmsg("out of shared memory"),
3340-
errhint("You might need to increasemax_predicate_locks_per_transaction.")));
3340+
errhint("You might need to increasemax_pred_locks_per_transaction.")));
33413341
if (found)
33423342
{
33433343
if (predlock->commitSeqNo<sxact->commitSeqNo)

‎src/backend/utils/misc/guc.c

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -1725,10 +1725,10 @@ static struct config_int ConfigureNamesInt[] =
17251725
},
17261726

17271727
{
1728-
{"max_predicate_locks_per_transaction",PGC_POSTMASTER,LOCK_MANAGEMENT,
1728+
{"max_pred_locks_per_transaction",PGC_POSTMASTER,LOCK_MANAGEMENT,
17291729
gettext_noop("Sets the maximum number of predicate locks per transaction."),
17301730
gettext_noop("The shared predicate lock table is sized on the assumption that "
1731-
"at mostmax_predicate_locks_per_transaction * max_connections distinct "
1731+
"at mostmax_pred_locks_per_transaction * max_connections distinct "
17321732
"objects will need to be locked at any one time.")
17331733
},
17341734
&max_predicate_locks_per_xact,

‎src/backend/utils/misc/postgresql.conf.sample

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -503,7 +503,7 @@
503503
# Note: Each lock table slot uses ~270 bytes of shared memory, and there are
504504
# max_locks_per_transaction * (max_connections + max_prepared_transactions)
505505
# lock table slots.
506-
#max_predicate_locks_per_transaction = 64# min 10
506+
#max_pred_locks_per_transaction = 64# min 10
507507
# (change requires restart)
508508

509509
#------------------------------------------------------------------------------

0 commit comments

Comments
 (0)
[8]ページ先頭
©2009-2025 Movatter.jp