On Mon, 14 Nov 2011, Mario van der Linde wrote: > Hello, > > On 14.11.2011 20:48, Sage Weil wrote: > > On Sun, 13 Nov 2011, Mario van der Linde wrote: > [...] > >>> ceph1:~ # modprobe rbd > >>> ceph1:~ # rbd create testimg --size 10240 > >>> create error: error 5: Input/output error > > > > Can you try with > > > > rbd create testmsg --size 10240 --log-to-stderr --debug-ms 1 > > > > so we can see a bit more about what is going on? > > This one gave me some output: > rbd create testimg --size=10240 --log-to-stderr 2 --debug-ms 2 > > See attached file. It sounds like the OSD can't find the libcls_rbd.so file. Can you verify that it is in /usr/lib/rados-classes, and that that location isn't be overridden by something in ceph.conf? sage > > Additional Info: > > ceph5:~ # modinfo rbd > > filename: /lib/modules/3.1.0-rc9-1-desktop/kernel/drivers/block/rbd.ko > > license: GPL > > author: Jeff Garzik <jeff@xxxxxxxxxx> > > description: rados block device > > author: Yehuda Sadeh <yehuda@xxxxxxxxxxxxxxx> > > author: Sage Weil <sage@xxxxxxxxxxxx> > > srcversion: C8F4E38D4A716AB32B9F75C > > depends: > > vermagic: 3.1.0-rc9-1-desktop SMP preempt mod_unload modversions > > > Regards > Mario > > > -- > Mario van der Linde > Linux Consultant & Trainer > Tel.: +49-151-16879485 > Mail: linde@xxxxxxxxxxxxx > > B1 Systems GmbH > Osterfeldstraße 7 / 85088 Vohburg / http://www.b1-systems.de > GF: Ralph Dehner / Unternehmenssitz: Vohburg / AG: Ingolstadt,HRB 3537 >