Messages in this thread | | | Date | Thu, 24 May 2007 09:12:41 -0700 | From | "Paul Menage" <> | Subject | Re: [RFC][PATCH] Per container statistics |
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On 5/24/07, Balbir Singh <balbir@linux.vnet.ibm.com> wrote: > > I thought about this approach, but did not implement the code this way > because a system could have thousands of containers and expecting a > statistics application to open a file descriptor each time for each > container will turn out to be an expensive operation > > overhead = 2 syscalls (open + close) * number of containers * frequency > of stats collections
But you can cache the file handles open between stats calls, assuming you're doing them repeatedly.
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