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27 lines
647 B
SQL
27 lines
647 B
SQL
CREATE TABLE system_metrics (
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host STRING,
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idc STRING,
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cpu_util DOUBLE,
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memory_util DOUBLE,
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disk_util DOUBLE,
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ts TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
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PRIMARY KEY(host, idc),
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TIME INDEX(ts)
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);
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INSERT INTO system_metrics
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VALUES
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("host1", "idc_a", 11.8, 10.3, 10.3, 1667446797450),
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("host2", "idc_a", 80.1, 70.3, 90.0, 1667446797450),
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("host1", "idc_b", 50.0, 66.7, 40.6, 1667446797450);
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SELECT * FROM system_metrics;
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SELECT count(*) FROM system_metrics;
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SELECT avg(cpu_util) FROM system_metrics;
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SELECT idc, avg(memory_util) FROM system_metrics GROUP BY idc ORDER BY idc;
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DROP TABLE system_metrics;
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