> On Feb 12, 2020, at 1:27 PM, Marcus Watts <mwatts@xxxxxxxxxx> wrote: > > On Wed, Feb 12, 2020 at 12:32:20PM -0800, Yiming Zhang wrote: > ... >> librbd.so.1 => /usr/lib/x86_64-linux-gnu/librbd.so.1 (0x00007fa3a4e4a000) >> librados.so.2 => /usr/lib/x86_64-linux-gnu/librados.so.2 (0x00007fa3a4af9000) >> >> I recompiled ceph and make install all libs, and got memory issue with fio: >> fio-3.17-116-gf4cd >> Starting 1 process >> Segmentation fault (core dumped) >> >> -ym > ... > > You probably used the wrong ceph headers. > > The default ceph install is going to go into /usr/local. > System packages, which on many modern distributions will include > ceph dependencies, will go into /usr. If you've got both running > around, you need to make sure that the headers you use at compile time > match the libraries you use at runtime. A memory fault is a typical > symptom when you botched this. > That’s right. After separating the dependencies, the core dumped error goes away. > You might be able to just de-install the system provided packages; > but check first to see it doesn't remove something you want to keep. > At build time, you might look for lines like these > -I $H/include > -L $H/lib > -Wl,-rpath,$H/lib > on the compile line(s) to point at headers and runtime libraries. > Note that many modern build systems hide the actual compile commands by default. > > Sometimes can also use "LD_LIBRARY_PATH" at runtime to point > at the libraries you want; but first use "objdump -p " to verify > there's no "RPATH". If there is an rpath, you may be able to > use "chrpath" to change it. > > -Marcus Watts > _______________________________________________ Dev mailing list -- dev@xxxxxxx To unsubscribe send an email to dev-leave@xxxxxxx
