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Commit6a431d5

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Andrey Kazarinovdanolivo
Andrey Kazarinov
authored andcommitted
Add function which shows memory usage.
function memctx_htab_sizes outputs allocated sizes and used sizes of aqo'smemory contexts and hash tablesa.lepikhov: I've changed implementation because the VIEW on memory contextsintroduced in the next version of core PostgreSQL.
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‎aqo--1.5--1.6.sql

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@@ -98,3 +98,17 @@ AS 'MODULE_PATHNAME', 'aqo_queries'
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LANGUAGE C STRICT VOLATILE PARALLEL SAFE;
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CREATEVIEWaqo_queriesASSELECT*FROM aqo_queries();
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-- Show how much shared memory AQO are using at the moment
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CREATEFUNCTIONaqo_memory_usage(
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OUT nametext,
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OUT allocated_sizeint,
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OUT used_sizeint
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)
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RETURNS SETOF record
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AS $$
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SELECT name, allocated_size, sizeFROM pg_shmem_allocations
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WHERE nameLIKE'AQO%';
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$$ LANGUAGE SQL;
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COMMENT ON FUNCTION aqo_memory_usage() IS
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'Show how much shared memory AQO are using at the moment';

‎t/001_pgbench.pl

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@@ -159,6 +159,9 @@
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WHERE v.exec_time > 0.");
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is($res, 3);
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$res =$node->safe_psql('postgres',"SELECT * FROM aqo_memory_usage() AS t1");
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note("MEMORY:\n$res\n");
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# ##############################################################################
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#
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# pgbench on a database with AQO in 'learn' mode.
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"$TRANSACTIONS",'-c',"$CLIENTS",'-j',"$THREADS" ],
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'pgbench in frozen mode');
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$res =$node->safe_psql('postgres',"SELECT * FROM aqo_memory_usage() AS t1");
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note("MEMORY:\n$res\n");
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# ##############################################################################
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#
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# Check procedure of ML-knowledge data cleaning.
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is($new_stat_count ==$stat_count -$pgb_stat_count, 1,
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'Total number of samples in aqo_query_stat');
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$res =$node->safe_psql('postgres',"SELECT * FROM aqo_memory_usage() AS t1");
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note("MEMORY:\n$res\n");
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# ##############################################################################
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#
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# AQO works after moving to another schema

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