Hey David, David Rientjes [Wed, Sep 19, 2012 at 11:54:54PM -0700]: > On Thu, 20 Sep 2012, Nico Schottelius wrote: > > > for some time the slab usage is quite high (~3.2 GiB) and whenever I try > > to do a backup with ccollect (which is using rsync), a lot of processes > > (like chromium) are being killed over night. > > > > Yeah, over 81% of your memory is consumed by slab and that doesn't shrink > over the duration of the log you posted. It would be interesting to see > if there was a leak somewhere: try looking at slabtop and determining if > you have a cache using an egregious amount of memory;
I already had to reboot, because no now process was starting / only starting extremly slowly. > if there aren't any > clear winners, then we'll still see what is hogging most of your memory > and see how it compares to 3.4.2. You can also check if there is a leak > using kmemleak, but this requires a reboot (see > Documentation/kmemleak.txt). I'll have a look at this one after the next reboot; I also have to update to a recent kernel and enable CONFIG_DEBUG_KMEMLEAK, which is missing in Archlinux' kernel. Thanks for the pointers, it can only take a day until I have this problem again - will then follow up this mail. Cheers, Nico -- PGP key: 7ED9 F7D3 6B10 81D7 0EC5 5C09 D7DC C8E4 3187 7DF0 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
