Date: Sat, 27 Aug 2016 15:29:10 +0200 From: "lokadamus@gmx.de" <lokadamus@gmx.de> To: Magnus Ahriman <magnus.ahriman@gmail.com>, freebsd-questions@freebsd.org Subject: Re: How do I limit I/O usage for a user/process? A user broke my system Message-ID: <538c4cb6-0fe3-3376-69f6-a16b43074537@gmx.de> In-Reply-To: <CAM4nNt8dOojYNA6FK6_zj7vN92e6ML2A0QbsXH3fz8rP%2BCbVTg@mail.gmail.com> References: <CAM4nNt8dOojYNA6FK6_zj7vN92e6ML2A0QbsXH3fz8rP%2BCbVTg@mail.gmail.com>
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On 08/19/16 11:23, Magnus Ahriman wrote: > Hi, > > Today I had a user who decided to open a very large text file in pico. The > result was a complete denial of service of the system and everything > stalled/was working veeeeery slowly. > Even after the user had killed the process it took quite some while for the > system to recover and I seemed to notice improvements of certain services > after having restarted them. > > What are my options to limit resource usage for users? I tried renicing the > user's process but to no help and the problem was most certainly with disk > I/O. I don't want a normal user being able to lock up my entire system just > by viewing text files. So any ideas? > > Best regards, > Magnus > _______________________________________________ > freebsd-questions@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.org" > Have you look at this? https://www.freebsd.org/doc/handbook/security-resourcelimits.html Not testet, sorry. Greetings
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