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/* Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 of the License.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
/*
* View: host_summary
*
* Summarizes statement activity and connections by host
*
* mysql> select * from host_summary;
* +------+------------+---------------+-------------+---------------------+-------------------+--------------+----------------+------------------------+
* | host | statements | total_latency | avg_latency | current_connections | total_connections | unique_users | current_memory | total_memory_allocated |
* +------+------------+---------------+-------------+---------------------+-------------------+--------------+----------------+------------------------+
* | hal1 | 5663 | 00:01:47.14 | 18.92 ms | 1 | 1 | 1 | 1.41 MiB | 543.55 MiB |
* | hal2 | 225 | 14.49 s | 64.40 ms | 1 | 1 | 1 | 707.60 KiB | 81.02 MiB |
* +------+------------+---------------+-------------+---------------------+-------------------+--------------+----------------+------------------------+
*
*/
CREATE OR REPLACE
ALGORITHM = TEMPTABLE
DEFINER = 'root'@'localhost'
SQL SECURITY INVOKER
VIEW host_summary (
host,
statements,
statement_latency,
statement_avg_latency,
table_scans,
file_ios,
file_io_latency,
current_connections,
total_connections,
unique_hosts,
current_memory,
total_memory_allocated
) AS
SELECT accounts.host,
SUM(stmt.total) AS statements,
sys.format_time(SUM(stmt.total_latency)) AS statement_latency,
sys.format_time(SUM(stmt.total_latency) / SUM(stmt.total)) AS statement_avg_latency,
SUM(stmt.full_scans) AS table_scans,
SUM(io.ios) AS file_ios,
sys.format_time(SUM(io.io_latency)) AS file_io_latency,
SUM(accounts.current_connections) AS current_connections,
SUM(accounts.total_connections) AS total_connections,
COUNT(DISTINCT user) AS unique_users,
sys.format_bytes(mem.current_allocated) AS current_memory,
sys.format_bytes(mem.total_allocated) AS total_memory_allocated
FROM performance_schema.accounts
JOIN sys.x$host_summary_by_statement_latency AS stmt ON accounts.host = stmt.host
JOIN sys.x$host_summary_by_file_io AS io ON accounts.host = io.host
JOIN sys.x$memory_by_host_by_current_bytes mem ON accounts.host = mem.host
WHERE accounts.host IS NOT NULL
GROUP BY accounts.host;
/*
* View: x$host_summary
*
* Summarizes statement activity and connections by host
*
* mysql> select * from x$host_summary;
* +------+------------+-----------------+------------------+---------------------+-------------------+--------------+----------------+------------------------+
* | host | statements | total_latency | avg_latency | current_connections | total_connections | unique_users | current_memory | total_memory_allocated |
* +------+------------+-----------------+------------------+---------------------+-------------------+--------------+----------------+------------------------+
* | hal1 | 5685 | 107175100271000 | 18852260381.8821 | 1 | 1 | 1 | 1459022 | 572855680 |
* | hal2 | 225 | 14489223428000 | 64396548568.8889 | 1 | 1 | 1 | 724578 | 84958286 |
* +------+------------+-----------------+------------------+---------------------+-------------------+--------------+----------------+------------------------+
*
*/
CREATE OR REPLACE
ALGORITHM = TEMPTABLE
DEFINER = 'root'@'localhost'
SQL SECURITY INVOKER
VIEW x$host_summary (
host,
statements,
statement_latency,
statement_avg_latency,
table_scans,
file_ios,
file_io_latency,
current_connections,
total_connections,
unique_users,
current_memory,
total_memory_allocated
) AS
SELECT accounts.host,
SUM(stmt.total) AS statements,
SUM(stmt.total_latency) AS statement_latency,
SUM(stmt.total_latency) / SUM(stmt.total) AS statement_avg_latency,
SUM(stmt.full_scans) AS table_scans,
SUM(io.ios) AS file_ios,
SUM(io.io_latency) AS file_io_latency,
SUM(accounts.current_connections) AS current_connections,
SUM(accounts.total_connections) AS total_connections,
COUNT(DISTINCT accounts.user) AS unique_users,
mem.current_allocated AS current_memory,
mem.total_allocated AS total_memory_allocated
FROM performance_schema.accounts
JOIN sys.x$host_summary_by_statement_latency AS stmt ON accounts.host = stmt.host
JOIN sys.x$host_summary_by_file_io AS io ON accounts.host = io.host
JOIN sys.x$memory_by_host_by_current_bytes mem ON accounts.host = mem.host
WHERE accounts.host IS NOT NULL
GROUP BY accounts.host;
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