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comment NGINX + PHP-FPM + MYSQL - High CPU, Low RAM
+1. OP, try looking at mysql slow query log.
May
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comment How can you tell if a server is down?
You walk to the server and check if the green light is on.
May
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comment No space left on device
@floube that should probably work, depending on configuration of your LVM volume.
May
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revised node.js, mongodb, redis, on ubuntu performance degradation in production, RAM is free, CPU 100%
formatting
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comment node.js, mongodb, redis, on ubuntu performance degradation in production, RAM is free, CPU 100%
Is there any way to get something like thread dump from node.js? There are probably some threads in an infinite loop. Also, what is actually using cpu? What do you see in top when cpu usage is close to 100%?
Apr
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comment Apache Core Dump file deletes itself on physical machine restart
Even if it's not /tmp may be cleaned automatically on boot.
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answered Locally examine network traffic of remote machine
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answered Delete all files via mv date?