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I have a lindode 8192. web server is Nginx

my cpu usage is between 90% and 500% with minimal traffic. (sometimes none)

the culprit is mysqld.

i've enabled slow query log and that is empty.

mysql> SHOW VARIABLES LIKE "%version%";
+-------------------------+-----------------------------+
| Variable_name | Value |
+-------------------------+-----------------------------+
| innodb_version | 5.5.34 |
| protocol_version | 10 |
| slave_type_conversions | |
| version | 5.5.34-0ubuntu0.13.04.1-log |
| version_comment | (Ubuntu) |
| version_compile_machine | x86_64 |
| version_compile_os | debian-linux-gnu |
+-------------------------+-----------------------------+
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try 'show processlist' when load is high –  dr-evil Nov 8 '13 at 9:34

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