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| author | David Rowley <drowley@postgresql.org> | 2024-07-01 21:19:01 +1200 |
|---|---|---|
| committer | David Rowley <drowley@postgresql.org> | 2024-07-01 21:19:01 +1200 |
| commit | 12227a1d5f8ecad296c4204cc924d33c6a6bcd34 (patch) | |
| tree | 5f3e5a267a9b217369a4b07b50fd839d2dbc8abb /src/backend/utils/adt/mcxtfuncs.c | |
| parent | e26d313bad92e71e2b59cc2e81870bf6d750de1f (diff) | |
| download | postgresql-12227a1d5f8ecad296c4204cc924d33c6a6bcd34.tar.gz postgresql-12227a1d5f8ecad296c4204cc924d33c6a6bcd34.zip | |
Add context type field to pg_backend_memory_contexts
Since we now (as of v17) have 4 MemoryContext types, the type of context
seems like useful information to include in the pg_backend_memory_contexts
view. Here we add that.
Reviewed-by: David Christensen, Michael Paquier
Discussion: https://postgr.es/m/CAApHDvrXX1OR09Zjb5TnB0AwCKze9exZN%3D9Nxxg1ZCVV8W-3BA%40mail.gmail.com
Diffstat (limited to 'src/backend/utils/adt/mcxtfuncs.c')
| -rw-r--r-- | src/backend/utils/adt/mcxtfuncs.c | 35 |
1 files changed, 28 insertions, 7 deletions
diff --git a/src/backend/utils/adt/mcxtfuncs.c b/src/backend/utils/adt/mcxtfuncs.c index 4d4a70915bb..10859414848 100644 --- a/src/backend/utils/adt/mcxtfuncs.c +++ b/src/backend/utils/adt/mcxtfuncs.c @@ -36,7 +36,7 @@ PutMemoryContextsStatsTupleStore(Tuplestorestate *tupstore, TupleDesc tupdesc, MemoryContext context, const char *parent, int level) { -#define PG_GET_BACKEND_MEMORY_CONTEXTS_COLS 9 +#define PG_GET_BACKEND_MEMORY_CONTEXTS_COLS 10 Datum values[PG_GET_BACKEND_MEMORY_CONTEXTS_COLS]; bool nulls[PG_GET_BACKEND_MEMORY_CONTEXTS_COLS]; @@ -44,6 +44,7 @@ PutMemoryContextsStatsTupleStore(Tuplestorestate *tupstore, MemoryContext child; const char *name; const char *ident; + const char *type; Assert(MemoryContextIsValid(context)); @@ -96,12 +97,32 @@ PutMemoryContextsStatsTupleStore(Tuplestorestate *tupstore, else nulls[2] = true; - values[3] = Int32GetDatum(level); - values[4] = Int64GetDatum(stat.totalspace); - values[5] = Int64GetDatum(stat.nblocks); - values[6] = Int64GetDatum(stat.freespace); - values[7] = Int64GetDatum(stat.freechunks); - values[8] = Int64GetDatum(stat.totalspace - stat.freespace); + switch (context->type) + { + case T_AllocSetContext: + type = "AllocSet"; + break; + case T_GenerationContext: + type = "Generation"; + break; + case T_SlabContext: + type = "Slab"; + break; + case T_BumpContext: + type = "Bump"; + break; + default: + type = "???"; + break; + } + + values[3] = CStringGetTextDatum(type); + values[4] = Int32GetDatum(level); + values[5] = Int64GetDatum(stat.totalspace); + values[6] = Int64GetDatum(stat.nblocks); + values[7] = Int64GetDatum(stat.freespace); + values[8] = Int64GetDatum(stat.freechunks); + values[9] = Int64GetDatum(stat.totalspace - stat.freespace); tuplestore_putvalues(tupstore, tupdesc, values, nulls); for (child = context->firstchild; child != NULL; child = child->nextchild) |