I reproduced this on Thursday with Lion, but hadn't properly investigated it yet
Derrick On Oct 23, 2011, at 21:53, Garance A Drosihn <[email protected]> wrote: > I thought I'd write up a minor oddity that I noticed recently. I > don't know if it's significant, or just a random thing which only > popped up on my system. > > I installed OpenAFS-1.6.0-Snowleopard on my MacOS 10.6.8 system > back on September 2nd. The system is a 2.8 GHz Quad-Core Xeon > with 12-GB of RAM. Everything seemed fine. > > I kept running (without needing a reboot) until October 14th. At > that point I rebooted to install a variety of MacOS updates. This > included Safari 5.1.1, MacOS X 10.6.8 Supplemental update, and > Security Update 2011-006 (all of which require a reboot). As long > as I was going to reboot anyway, I installed updates for a few other > things. Probably the only thing of interest there was installing a > new version of LittleSnitch and Xcode 4.2 with iOS 5 SDK. > > Shortly after the reboot, I noticed the CPU's were busy even when I > wasn't doing anything. I checked into that, and found my old friend > 'mds' (MetaData Server for Spotlight) was chewing up the CPU. I did > not think too much of this, given that I had just replaced several > gigabytes of files (due to Xcode alone, never mind everything else!). > > I have LittleSnitch running to track outgoing connections, and a few > days later I finally noticed that the 'mds' process was constantly > doing some I/O to our AFS fileservers. I'm pretty much certain that > it hadn't been doing that before the reboot. I dug up an old article > which suggested that the way to get 'mds' to ignore /afs was to do: > > sudo mdutil -i off -v /afs > > I did that, and the I/O from 'mds' to our afs servers stopped. I > now notice that there's still a small but steady stream of I/O to > our file servers, and based on tcpdump I think those are all > afs3-callbacks. I'm going to reboot now, and hopefully those will > stop and things will be back to normal. > > So the questions after all that are: What generally prevents 'mds' > from trying to index all of AFS space? And has anyone else noticed > a change to that behavior on MacOS 10.6? > > One more item which might be significant: Apple's new "Mac App Store" > uses spotlight to find where applications have been installed. I do > remember that sometime in the last few weeks I noticed that the MAS > was confused about whether it had installed two applications which I > had bought from the store. In the process of clearing that up, I'm > pretty sure I was playing around with turning indexing off-and-on > for the filesystem partition which is '/' (done because the apps were > under /Applications). Perhaps it was my fiddling with that which > effectively turned on 'mds' for the /afs directory? > > -- > Garance Alistair Drosehn = [email protected] > Senior Systems Programmer or [email protected] > Rensselaer Polytechnic Institute; Troy, NY; USA > _______________________________________________ > OpenAFS-info mailing list > [email protected] > https://lists.openafs.org/mailman/listinfo/openafs-info _______________________________________________ OpenAFS-info mailing list [email protected] https://lists.openafs.org/mailman/listinfo/openafs-info
