Vijay,
The tomcat profile is suggesting that it's waiting for a response from the database server.
Both tomcat and postgresql are on the same region as that of the database server. It is an RDS so I do not have shell access to it.
Jeff,
The tomcat profile is suggesting that it's waiting for a response from the database server.
Tomcat and RDS are in the same availability region as eu-central-1a
On Wed, Jun 9, 2021 at 5:47 PM Ayub Khan <ayub.hp@xxxxxxxxx> wrote:
attached is the screenshot of RDS performance insights for AWS and it shows high waiting client writes. The api performance is slow. I read that this might be due to IOPS on RDS. However we have 80k IOPS on this test RDS.Below is the query which is being load testedSELECT
a.menu_item_id,
a.menu_item_name,
a.menu_item_category_id,
b.menu_item_category_desc,
c.menu_item_variant_id,
c.menu_item_variant_type_id,
c.price,
c.size_id,
c.parent_menu_item_variant_id,
d.menu_item_variant_type_desc,
e.size_desc,
f.currency_code,
a.image,
a.mark_id,
m.mark_name
FROM .menu_item_category AS b, .menu_item_variant AS c,
.menu_item_variant_type AS d, .item_size AS e, .restaurant AS f,
.menu_item AS a
LEFT OUTER JOIN .mark AS m
ON (a.mark_id = m.mark_id)
WHERE a.menu_item_category_id = b.menu_item_category_id AND a.menu_item_id = c.menu_item_id AND
c.menu_item_variant_type_id = d.menu_item_variant_type_id AND d.is_hidden = 'false' AND
c.size_id = e.size_id AND a.restaurant_id = f.restaurant_id AND f.restaurant_id = 1528 AND
(a.menu_item_category_id = NULL OR NULL IS NULL)
AND c.menu_item_variant_id = (SELECT min(menu_item_variant_id)
FROM .menu_item_variant
WHERE menu_item_id = a.menu_item_id AND deleted = 'N'
LIMIT 1) AND a.active = 'Y'
AND (CONCAT_WS('', ',', a.hidden_branch_ids, ',') NOT LIKE CONCAT_WS('', '%,4191,%') OR
NULL IS NULL)
AND .is_menu_item_available(a.menu_item_id, 'Y') = 'Y'
ORDER BY a.row_order, menu_item_id;--Ayub
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Microsoft Certified Systems Engineer 2000
http://in.linkedin.com/pub/ayub-khan/a/811/b81
mobile:+966-502674604
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It is proved that Hard Work and kowledge will get you close but attitude will get you there. However, it's the Love
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It is proved that Hard Work and kowledge will get you close but attitude will get you there. However, it's the Love
of God that will put you over the top!!
