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List:       lxc-users
Subject:    [Lxc-users] Many containers and too many open files
From:       serge.hallyn () canonical ! com (Serge Hallyn)
Date:       2011-08-16 13:16:43
Message-ID: 20110816131643.GA3092 () peqn
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Quoting J?kel, Guido (G.Jaekel at dnb.de):
> Dear Daniel,
> 
> What about to add little hints to such error messages; something like
> 
> 	"Too many open files - failed to inotify_init. You may have to increase the value \
> of  fs.inotify.max_user_instances" 
> 
> And maybe this possible traps should be pointed out in the man page.
> 
> 
> Another trap is a deficit of entropy, which may result into slow startup or freeze \
> of containers (precise it's applications, e.g. the probably ever-present sshd) 
> 	watch -n 1 cat /proc/sys/kernel/random/entropy_avail
> 
> To my experience on a typical server running a bunch of ssl-enabled daemons this \
> happens quite often; I use  rngd  to avoid this.

That sounds very helpful.  Would you mind sending patches for those?

thanks,
-serge


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