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Could you run xrdcp with -d 3 option and send me the log?

   Lukasz

On Wed, Sep 22, 2010 at 3:08 PM, Lukasz Janyst <[log in to unmask]> wrote:
> Hi Carlos,
>
>   is there a way I could access your server from CERN to test that?
>
> Cheers,
>   Lukasz
>
> On Tue, Sep 21, 2010 at 1:55 PM, Carlos Osuna <[log in to unmask]> wrote:
>> Hello
>>
>> I am using the xrootd door of a dcache storage (1.9.5). With xrdcp I dont
>> have any troubles, but when using root as a client (v5.26) that requests
>> data through xrootd protocol I get errors randomly.
>>
>> I reproduce the errors in root by simply creating a TChain of files and for
>> example calling the method GetEntries().
>>
>> Error in <TXNetFile::CreateXClient>: open attempt failed on
>> root://xrootd.ifae.es//pnfs/pic.es/IFAEAtlasTier2/t2atlasscratchdisk/group10/phys-sm/mc09_7TeV/group10.phys-sm.mc09_7TeV.107653.AlpgenJimmyZeeNp3_pt20.recon.ESD.e529_s765_s767_r1302.WZphys.100612.07.D3PD/group10.phys-sm.mc09_7TeV.107653.AlpgenJimmyZeeNp3_pt20.recon.ESD.e529_s765_s767_r1302.WZphys.100612.07.D3PD.D3PD._00001.root
>>
>> If I  turn on debugging on the client, I get more information with an error
>> like:
>>
>> 100917 20:49:24 001 Xrd: CheckErrorStatus: Server [dcgftp12.ifae.es:1094]
>> declared: OpenRequest different from the one the redirector got(error code:
>> 3000)
>>
>> Has anybody already experienced this problem or can anyone help me to better
>> understand this error message?
>>
>> thanks, Carlos
>>
>> the full log.
>>
>> 100917 20:49:24 001 Xrd: TakeUrl:    Host:   dcgftp12.ifae.es
>> 100917 20:49:24 001 Xrd: TakeUrl:    Port:   1094
>> 100917 20:49:24 001 Xrd: GetAccessToSrv: Ok: the server on
>> [dcgftp12.ifae.es:1094] is an xrootd redirector.
>> 100917 20:49:24 001 Xrd: GetAccessToSrv: Reusing physical connection to
>> server [dcgftp12.ifae.es:1094]).
>> Open Access to server granted.
>> Open Opening the remote file
>> /pnfs/ifae.es/IFAEAtlasTier2/t2atlasscratchdisk/group10/phys-sm/mc09_7TeV/group10.phys-sm.mc09_7TeV.107650.AlpgenJimmyZeeNp0_pt20.recon.ESD.e529_
>> s765_s767_r1302.WZphys.100612.07.D3PD/group10.phys-sm.mc09_7TeV.107650.AlpgenJimmyZeeNp0_pt20.recon.ESD.e529_s765_s767_r1302.WZphys.100612.07.D3PD.D3PD._00001.root
>> 100917 20:49:24 001 Xrd: SendGenCommand: Sending command Open
>> 100917 20:49:24 001 Xrd: ReadPartialAnswer: Reading a XrdClientMessage from
>> the server [dcgftp12.ifae.es:1094]...
>> 100917 20:49:24 001 Xrd: ReadPartialAnswer: Server [dcgftp12.ifae.es:1094]
>> answered [kXR_redirect] (4004)
>> 100917 20:49:24 001 Xrd: Disconnect:  LogConnID: 9 destroyed
>> 100917 20:49:24 001 Xrd: HandleServerError: Redir count=1
>> 100917 20:49:24 001 Xrd: TakeUrl: parsing url:
>> root://dcgftp12.ifae.es:1094//pnfs/ifae.es/IFAEAtlasTier2/t2atlasscratchdisk/group10/phys-sm/mc09_7TeV/group10.phys-sm.mc09_7TeV
>> .107650.AlpgenJimmyZeeNp0_pt20.recon.ESD.e529_s765_s767_r1302.WZphys.100612.07.D3PD/group10.phys-sm.mc09_7TeV.107650.AlpgenJimmyZeeNp0_pt20.recon.ESD.e529_s765_s767_r1302.WZ
>> phys.100612.07.D3PD.D3PD._00001.root
>> 100917 20:49:24 001 Xrd: TakeUrl:    Proto:   root
>> 100917 20:49:24 001 Xrd: TakeUrl:    HostWPort:   dcgftp12.ifae.es:1094
>> 100917 20:49:24 001 Xrd: TakeUrl:    File:
>> /pnfs/ifae.es/IFAEAtlasTier2/t2atlasscratchdisk/group10/phys-sm/mc09_7TeV/group10.phys-sm.mc09_7TeV.107650.AlpgenJimmyZeeNp0_pt20
>> .recon.ESD.e529_s765_s767_r1302.WZphys.100612.07.D3PD/group10.phys-sm.mc09_7TeV.107650.AlpgenJimmyZeeNp0_pt20.recon.ESD.e529_s765_s767_r1302.WZphys.100612.07.D3PD.D3PD._0000
>> 1.root
>> 100917 20:49:24 001 Xrd: TakeUrl:    Host:   dcgftp12.ifae.es
>> 100917 20:49:24 001 Xrd: TakeUrl:    Port:   1094
>> 100917 20:49:24 001 Xrd: HandleServerError: Received redirection to
>> [dc011:33130]. Token=[]]. Opaque=[].
>> 100917 20:49:24 001 Xrd: XrdClientConn: Trying to connect to
>> 193.109.172.11:33130
>> 100917 20:49:24 001 Xrd: Connect: Creating a logical connection...
>> 100917 20:49:24 001 Xrd: DumpPhyConn: Phyconn entry,
>> key='cosuna@dc011:33116', LogCnt=0 Valid
>> 100917 20:49:24 001 Xrd: DumpPhyConn: Phyconn entry,
>> key='cosuna@dc016:33123', LogCnt=0 Valid
>> 100917 20:49:24 001 Xrd: DumpPhyConn: Phyconn entry,
>> [log in to unmask]:1094', LogCnt=0 Valid
>> 100917 20:49:24 001 Xrd: DumpPhyConn: Phyconn entry,
>> key='cosuna@dc011:33127', LogCnt=0 Valid
>> 100917 20:49:24 001 Xrd: DumpPhyConn: Phyconn entry,
>> key='cosuna@dc011:33130', LogCnt=0 Valid
>> 100917 20:49:24 001 Xrd: DumpPhyConn: Phyconn entry,
>> [log in to unmask]:1094', LogCnt=1 Valid
>> 100917 20:49:24 001 Xrd: DumpPhyConn: Phyconn entry,
>> [log in to unmask]:1094', LogCnt=0 Valid
>> 100917 20:49:24 001 Xrd: Connect: LogConn: size:11 count: 2PhyConn: size:7
>> 100917 20:49:24 001 Xrd: Connect: Connect(dc011, 33130) returned 10
>> 100917 20:49:24 001 Xrd: DoHandShake: The physical channel is already bound
>> to the data server [dc011:33130]. No handshake is needed.
>> 100917 20:49:24 001 Xrd: GetAccessToSrv: Ok, the server on [dc011:33130] is
>> an xrootd data server.
>> 100917 20:49:24 001 Xrd: GetAccessToSrv: Reusing physical connection to
>> server [dc011:33130]).
>> 100917 20:49:24 001 Xrd: SendGenCommand: Got (and maybe recovered) an error
>> from dc011:33130
>> 100917 20:49:24 001 Xrd: SendGenCommand: Sending command Open
>> 100917 20:49:24 001 Xrd: ReadPartialAnswer: Reading a XrdClientMessage from
>> the server [dc011:33130]...
>> 100917 20:49:24 001 Xrd: ReadPartialAnswer: Server [dc011:33130] answered
>> [kXR_error] (4003)
>> 100917 20:49:24 001 Xrd: CheckErrorStatus: Server [dcgftp12.ifae.es:1094]
>> declared: OpenRequest different from the one the redirector got(error code:
>> 3000)
>> ERROR Open Error opening the file
>> /pnfs/ifae.es/IFAEAtlasTier2/t2atlasscratchdisk/group10/phys-sm/mc09_7TeV/group10.phys-sm.mc09_7TeV.107650.AlpgenJimmyZeeNp0_pt20.recon.ESD.
>> e529_s765_s767_r1302.WZphys.100612.07.D3PD/group10.phys-sm.mc09_7TeV.107650.AlpgenJimmyZeeNp0_pt20.recon.ESD.e529_s765_s767_r1302.WZphys.100612.07.D3PD.D3PD._00001.root
>> on h
>> ost dcgftp12.ifae.es:1094
>> Error in <TXNetFile::CreateXClient>: open attempt failed on
>> root://xrootd.ifae.es//pnfs/ifae.es/IFAEAtlasTier2/t2atlasscratchdisk/group10/phys-sm/mc09_7TeV/group10.phys-sm.mc0
>> 9_7TeV.107650.AlpgenJimmyZeeNp0_pt20.recon.ESD.e529_s765_s767_r1302.WZphys.100612.07.D3PD/group10.phys-sm.mc09_7TeV.107650.AlpgenJimmyZeeNp0_pt20.recon.ESD.e529_s765_s767_r1
>> 302.WZphys.100612.07.D3PD.D3PD._00001.root
>>
>>
>>
>>
>> --
>> Carlos Osuna
>> IFAE, Facultat Ciencies Nord UAB, E-08193 Bellaterra (Barcelona) Spain
>> Email: [log in to unmask] Tel: +34 93 586 8257
>>
>>
>