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 >> >> >