Messages in this thread | | | Subject | Re: counting file descriptors with a cgroup controller | From | Krzysztof Opasiak <> | Date | Fri, 17 Feb 2017 12:37:11 +0100 |
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+ cgroups mailing list + cgroup maintainers
On 02/17/2017 10:37 AM, Łukasz Stelmach wrote: > Hi, > > We need to limit and monitor the number of file descriptors processes > keep open. If a process exceeds certain limit we'd like to terminate it > and restart it or reboot the whole system. Currently the RLIMIT API > allows limiting the number of file descriptors but to achieve our goals > we'd need to make sure all programmes we run handle EMFILE errno > properly. That is why we consider developing a cgroup controller that > limits the number of open file descriptors of its members (similar to > memory controler). > > Any comments? Is there any alternative that: > > + does not require modifications of user-land code, > + enables other process (e.g. init) to be notified and apply policy. > > Kind regards, >
-- Krzysztof Opasiak Samsung R&D Institute Poland Samsung Electronics
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