Re: rbd map vsmpool_hp1/rbd9 --id admin -->rbd: add failed: (5) Input/output error

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On Fri, Oct 10, 2014 at 8:33 PM, Ilya Dryomov <ilya.dryomov@xxxxxxxxxxx> wrote:
> On Fri, Oct 10, 2014 at 8:11 PM, Aquino, Ben O <ben.o.aquino@xxxxxxxxx> wrote:
>> Thank You Ilya!
>>
>> Here's the output of dmesg during command execution:
>>
>> rbd: loaded rbd (rados block device)
>> libceph: mon1 192.168.101.43:6789 feature set mismatch, my 4a042a42 < server's 2404a042a42, missing 24000000000
>> libceph: mon1 192.168.101.43:6789 socket error on read
>
> The kernel you are running is missing support for EC and TUNABLES3
> bits.  I believe if you upgrade to the latest firefly release EC bit
> won't be required - it's a bug in 0.80.1.  As for the TUNABLES3 bit,
> you'll either have to upgrade to 3.16.3 or above or disable
> chooseleaf_vary_r tunable in your crushmap.

See

http://ceph.com/docs/master/start/os-recommendations/#ceph-dependencies
http://docs.ceph.com/docs/master/rados/operations/crush-map/#tunables

for more details.

Thanks,

                Ilya
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