Re: Fwd: rados get failure

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If you mean op_size, in the current code that's just the per-read/write size; the offset is uint64_t, and tracks the entire object. op_size is 4M by default.

However, now that I look in v0.56.3¸ there was only one read, and its size was put into an int 'ret', and that will surely break past 2GB, so yeah, I'll bet that fix resolves your issue.

On 03/05/2013 01:59 PM, Andrew Hume wrote:
i am using 0.56.3

it is likely a 32 bit issue.
my architecture is x86_64 and i just get the normal rpm.
but looking at the code (rados.cc), the size parameter to do_get
is passed as an int (it should be a uint64).

thanks for looking at this.

On Mar 5, 2013, at 2:56 PM, Dan Mick wrote:

Andrew: what version of Ceph?  It seems like
234becd3447a679a919af458440bc31c8bd6b84f may well address this issue;
it's in v0.57.

On 03/05/2013 07:14 AM, Ian Colle wrote:
Forwarding to Ceph-users

Ian R. Colle
Ceph Program Manager
Inktank
Twitter: ircolle
LinkedIn: www.linkedin.com/in/ircolle
<http://www.linkedin.com/in/ircolle> <http://www.linkedin.com/in/ircolle>

Begin forwarded message:

*From:* Andrew Hume <andrew@xxxxxxxxxxxxxxxx
<mailto:andrew@xxxxxxxxxxxxxxxx>
<mailto:andrew@xxxxxxxxxxxxxxxx>>
*Date:* March 5, 2013, 3:55:35 MST
*To:* ceph-devel@xxxxxxxxxxxxxxx <mailto:ceph-devel@xxxxxxxxxxxxxxx>
<mailto:ceph-devel@xxxxxxxxxxxxxxx>
*Subject:* *rados get failure*

i have a new ceph installation across 4 nodes with 10TB of storage.
i loaded a few TB of objects (averaging 2-3GB each) via teh rados put
command.
when i do a rados get command to retrieve one of these objects,
i get an "unknown error 1464856576".

i am running bobtail, and none of the logs contains anything alarming.
any advice on how to proceed?

(i would have included more details here but this mailing list has
odd restrictions on content.)

-----------------------
Andrew Hume
623-551-2845 (VO and best)
973-236-2014 (NJ)
andrew@xxxxxxxxxxxxxxxx <mailto:andrew@xxxxxxxxxxxxxxxx>
<mailto:andrew@xxxxxxxxxxxxxxxx>



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-----------------------
Andrew Hume
623-551-2845 (VO and best)
973-236-2014 (NJ)
andrew@xxxxxxxxxxxxxxxx <mailto:andrew@xxxxxxxxxxxxxxxx>



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