cat /proc/sys/net/core/somaxconn
Will show you how many connections you can have. This should be 1024, because Phusion Passenger is hard coded for this value. Mine was 128!
Do this:
sudo sysctl -w net.core.somaxconn=1024
And then restart nginx.
Monday, 2 May 2011
nginx, rails and ubuntu - 502 bad gateway
We were getting tons of 502 errors under load, but then I stumbled across a posting in a news group.
Will show you how many connections you can have. This should be 1024, because Phusion Passenger is hard coded for this value. Mine was 128!
Do this:
And then restart nginx.
Will show you how many connections you can have. This should be 1024, because Phusion Passenger is hard coded for this value. Mine was 128!
Do this:
And then restart nginx.
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1 comment:
To make this change permanent you need to add
/etc/syctl.d/61-net.core.maxsoconn.conf
With this value.
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