Messages in this thread | | | Date | Tue, 05 Jun 2001 21:42:26 -0400 | From | Russell Leighton <> | Subject | Re: Break 2.4 VM in five easy steps |
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I also need some 2.4 features and can't really goto 2.2. I would have to agree that the VM is too broken for production...looking forward to the work that (hopefully) will be in 2.4.6 to resolve these issues.
"Jeffrey W. Baker" wrote:
> On Tue, 5 Jun 2001, Derek Glidden wrote: > > > > > After reading the messages to this list for the last couple of weeks and > > playing around on my machine, I'm convinced that the VM system in 2.4 is > > still severely broken. > > > > This isn't trying to test extreme low-memory pressure, just how the > > system handles recovering from going somewhat into swap, which is a real > > day-to-day problem for me, because I often run a couple of apps that > > most of the time live in RAM, but during heavy computation runs, can go > > a couple hundred megs into swap for a few minutes at a time. Whenever > > that happens, my machine always starts acting up afterwards, so I > > started investigating and found some really strange stuff going on. > > I reboot each of my machines every week, to take them offline for > intrusion detection. I use 2.4 because I need advanced features of > iptables that ipchains lacks. Because the 2.4 VM is so broken, and > because my machines are frequently deeply swapped, they can sometimes take > over 30 minutes to shutdown. They hang of course when the shutdown rc > script turns off the swap. The first few times this happened I assumed > they were dead. > > So, unlike what certain people like to repeatedly claim, the 2.4 VM > problems are causing havoc in the real world. > > -jwb > > - > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/
-- --------------------------------------------------- Russell Leighton russell.leighton@247media.com
Programming today is a race between software engineers striving to build bigger and better idiot-proof programs, and the Universe trying to produce bigger and better idiots. So far, the Universe is winning. - Rich Cook ---------------------------------------------------
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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