31 lines
1.5 KiB
PL/PgSQL
31 lines
1.5 KiB
PL/PgSQL
DO LANGUAGE plpgsql $$
|
|
DECLARE
|
|
ver integer;
|
|
res text;
|
|
BEGIN
|
|
SELECT current_setting('server_version_num') INTO ver;
|
|
|
|
IF (ver >= 90600) THEN
|
|
SELECT row_to_json(T) INTO res from (
|
|
SELECT
|
|
coalesce(extract(epoch FROM max(CASE WHEN state = 'idle in transaction' THEN age(now(), query_start) END)), 0) AS idle,
|
|
coalesce(extract(epoch FROM max(CASE WHEN state <> 'idle in transaction' AND state <> 'idle' THEN age(now(), query_start) END)), 0) AS active,
|
|
coalesce(extract(epoch FROM max(CASE WHEN wait_event IS NOT NULL AND state='active' THEN age(now(), query_start) END)), 0) AS waiting,
|
|
(SELECT coalesce(extract(epoch FROM max(age(now(), prepared))), 0) FROM pg_prepared_xacts) AS prepared,
|
|
max(age(backend_xmin)) AS xmin_age
|
|
FROM pg_stat_activity WHERE backend_type='client backend') T;
|
|
ELSE
|
|
SELECT row_to_json(T) INTO res from (
|
|
SELECT
|
|
coalesce(extract(epoch FROM max(CASE WHEN state = 'idle in transaction' THEN age(now(), query_start) END)), 0) AS idle,
|
|
coalesce(extract(epoch FROM max(CASE WHEN state <> 'idle in transaction' AND state <> 'idle' THEN age(now(), query_start) END)), 0) AS active,
|
|
coalesce(extract(epoch FROM max(CASE WHEN waiting IS TRUE THEN age(now(), query_start) END)), 0) AS waiting,
|
|
(SELECT coalesce(extract(epoch FROM max(age(now(), prepared))), 0) FROM pg_prepared_xacts) AS prepared
|
|
FROM pg_stat_activity) T;
|
|
END IF;
|
|
|
|
perform set_config('zbx_tmp.trans_json_res', res, false);
|
|
END $$;
|
|
|
|
SELECT current_setting('zbx_tmp.trans_json_res');
|