Actually, its a 4.1rc8 kernel. And modinfo shows that the single_major parameter defaults to false. $ sudo modinfo rbd filename: /lib/modules/4.1.0-040100rc8-generic/kernel/drivers/block/rbd.ko license: GPL description: RADOS Block Device (RBD) driver author: Jeff Garzik <jeff@xxxxxxxxxx> author: Yehuda Sadeh <yehuda@xxxxxxxxxxxxxxx> author: Sage Weil <sage@xxxxxxxxxxxx> author: Alex Elder <elder@xxxxxxxxxxx> srcversion: C0EF017464E250E25E466E8 depends: libceph intree: Y vermagic: 4.1.0-040100rc8-generic SMP mod_unload modversions signer: Build time autogenerated kernel key sig_key: FC:1C:37:16:92:C8:E7:E5:17:9C:06:C5:5F:C4:DF:7E:19:00:A9:0F sig_hashalgo: sha512 parm: single_major:Use a single major number for all rbd devices (default: false) (bool) On Tue, Jul 28, 2015 at 7:58 AM, Ilya Dryomov <idryomov@xxxxxxxxx> wrote: > On Tue, Jul 28, 2015 at 2:55 PM, Wyllys Ingersoll > <wyllys.ingersoll@xxxxxxxxxxxxxx> wrote: >> >> We are on 3.16 and Ceph 0.94.2, so I will try that parameter out and see how > > In this case, rbd map should have loaded the module with single_major=Y > for you. Did you by any chance load it by hand? > > Thanks, > > Ilya -- To unsubscribe from this list: send the line "unsubscribe ceph-devel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
