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-rw-r--r--doc/src/sgml/monitoring.sgml7
-rw-r--r--src/backend/storage/lmgr/lwlock.c1
2 files changed, 7 insertions, 1 deletions
diff --git a/doc/src/sgml/monitoring.sgml b/doc/src/sgml/monitoring.sgml
index 82c015806e3..3bc4de57d5a 100644
--- a/doc/src/sgml/monitoring.sgml
+++ b/doc/src/sgml/monitoring.sgml
@@ -845,7 +845,7 @@ postgres 27093 0.0 0.0 30096 2752 ? Ss 11:34 0:00 postgres: ser
<tbody>
<row>
- <entry morerows="63"><literal>LWLock</literal></entry>
+ <entry morerows="64"><literal>LWLock</literal></entry>
<entry><literal>ShmemIndexLock</literal></entry>
<entry>Waiting to find or allocate space in shared memory.</entry>
</row>
@@ -1122,6 +1122,11 @@ postgres 27093 0.0 0.0 30096 2752 ? Ss 11:34 0:00 postgres: ser
execution.</entry>
</row>
<row>
+ <entry><literal>parallel_hash_join</literal></entry>
+ <entry>Waiting to allocate or exchange a chunk of memory or update
+ counters during Parallel Hash plan execution.</entry>
+ </row>
+ <row>
<entry morerows="9"><literal>Lock</literal></entry>
<entry><literal>relation</literal></entry>
<entry>Waiting to acquire a lock on a relation.</entry>
diff --git a/src/backend/storage/lmgr/lwlock.c b/src/backend/storage/lmgr/lwlock.c
index 233606b4141..a6fda81feb6 100644
--- a/src/backend/storage/lmgr/lwlock.c
+++ b/src/backend/storage/lmgr/lwlock.c
@@ -520,6 +520,7 @@ RegisterLWLockTranches(void)
"shared_tuplestore");
LWLockRegisterTranche(LWTRANCHE_TBM, "tbm");
LWLockRegisterTranche(LWTRANCHE_PARALLEL_APPEND, "parallel_append");
+ LWLockRegisterTranche(LWTRANCHE_PARALLEL_HASH_JOIN, "parallel_hash_join");
/* Register named tranches. */
for (i = 0; i < NamedLWLockTrancheRequests; i++)