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Hi Wen, Yes, that is understood. We envisioned that the transfer agent would handle whatever checksum was needed. Andy ----- Original Message ----- From: "wen guan" <[log in to unmask]> To: "Andrew Hanushevsky" <[log in to unmask]> Cc: "Yang, Wei" <[log in to unmask]>; "xrootd-l" <[log in to unmask]> Sent: Wednesday, December 08, 2010 7:16 AM Subject: Re: xrootd checksum doesn't support oss.namelib > Hi Andrew, > > Another thing, xrootd checksum does not support FRM structure > too. If the file is in backend pool, xrd stat can work but rsscmd > doesn't support chksum. > > Thanks > Wen > > On Tue, Dec 7, 2010 at 7:18 PM, Andrew Hanushevsky > <[log in to unmask]> wrote: >> Hi Wen, >> >> Yes, the checksum stuff runs out of xrootd itself which doesn't know >> anything but lfn. We won't have an internal solution to this until the >> next >> release. People, in general, do what Wei does (i.e., do an external n2n >> conversion). That's OK when the transfomation is fairly trivial but >> complicated otherwise. >> >> Andy >> >> On Tue, 7 Dec 2010, Yang, Wei wrote: >> >>> Hi Wen, >>> >>> This is true. xrootd passes logical name to checksum script, not the >>> path >>> after N2N. this remain an issue for us as well (and for now we have to >>> do >>> N2N again in the checksum script). >>> >>> regards, >>> Wei Yang | [log in to unmask] | 650-926-3338(O) >>> >>> >>> >>> >>> On Dec 7, 2010, at 8:49 AM, wen guan wrote: >>> >>>> Hi, >>>> >>>> It seems xrootd checksum doesn't support oss.namelib. When I use a >>>> private oss.namelib to map a path to another path, >>>> xrdClientAdmin->Stat works, but xrdClientAdmin->getChksum doesn't >>>> work. Could you help check? >>>> >>>> Thanks >>>> Wen >>> >>> >> >