Hi Adrian,
How about checking if you jave enough inodes? What does "df -h" and "df
-hi" say?
Andy
On Sun, 29 Jan 2017, Adrian Sevcenco wrote:
> On 01/27/2017 08:05 PM, Andrew Hanushevsky wrote:
>> Hi Adrian,
> Hi!
>
>> The problem likey is that you are getting a lot of requests at once and
>> each time you get a request to create a file he oss.alloc directive says
>> that 20% of the requested amount (or 4 GB if the amount was not
>> specified) is to be reerved. If you get enough allocation requests the
>> sum of the reserve amounts will exceed the available space. At that
>> point you get the error. I assume the error comes from the server not
>> the redirector.
> so i set up
> oss.alloc 20G 0 0
>
> but today i got a lot of messages of "no space left on device" and this is
> happening only on this server ..
> ssh_run_cmd storage02 grep "no space left"
> /home/aliprod/alicexrdrun/logs/server/xrdlog | wc -l
> 452
>
> space is enough :
> [localhost:1094] / > query space /
> oss.cgroup=public&oss.space=19685898543104&oss.free=352717732414&oss.maxf=184908956313&oss.used=49994824333&oss.quota=-1
>
> Any idea how can i fix this?
> my only idea now is to declare the space and files lost to the experiment
> (with a full listing of the current files) and start the server from scratch
> ...
>
> Thank you!!
> Adrian
>
>>
>> Andy
>>
>> On Fri, 27 Jan 2017, Adrian Sevcenco wrote:
>>
>>> Hi! I have a strange situation where i receive from time to time
>>> errors like this :
>>> 170127 13:21:18 18229 aliprod.14481:34@[::ffff:172.18.3.237]
>>> XrootdResponse: 0100 sending err 3009: Unable to create
>>> /home/aliprod/data/13/00751/b616b1c8-e482-11e6-98ad-779a6f1c6846; no
>>> space left on device
>>>
>>> the thing is that i have plenty of space left :
>>> aliprod@storage02: server $ df -h | grep storage
>>> /dev/sda1 9.0T 8.8T 216G 98% /storage01
>>> /dev/sdb1 9.0T 8.8T 203G 98% /storage02
>>>
>>> on the server i have this setting :
>>> aliprod@storage02: server $ grep alloc xrootd.xrootd.cf
>>> oss.alloc 20G 20 0
>>>
>>> and on redirector i have :
>>> aliprod@rd: manager $ grep cms.space xrootd.xrootd.cf
>>> cms.space min 48g 16g
>>>
>>> how can i debug why i get this errors?
>>>
>>> Thank you!
>>> Adrian
>>>
>>>
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>>
>
>
> --
> ----------------------------------------------
> Adrian Sevcenco, Ph.D. |
> Institute of Space Science - ISS, Romania |
> adrian.sevcenco at {cern.ch,spacescience.ro} |
> ----------------------------------------------
>
>
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