 |
 |
Any time :-) Michal ________________________________________ From: Thomas Hartmann Sent: 19 December 2017 23:39 To: Michal Kamil Simon; Stephan Zimmer; [log in to unmask] Subject: RE: help with copying many files via xrootd ah, thanks - I didn't know that! ----- Originale Nachricht ----- Von: Michal Kamil Simon <[log in to unmask]> Gesendet: 18.12.17 - 15:05 An: Stephan Zimmer <[log in to unmask]>, "[log in to unmask]" <[log in to unmask]>, Thomas Hartmann <[log in to unmask]> Betreff: RE: help with copying many files via xrootd > Hi guys, > > Actually xrdcp does support stdin and stdout, you just do: > > cat Somefile.txt | xrdcp - root://hostname//path/to/the/file.out > > Cheers, > Michal > ________________________________________ > From: [log in to unmask] [[log in to unmask]] on behalf of Stephan Zimmer [[log in to unmask]] > Sent: 18 December 2017 14:40 > To: [log in to unmask] > Subject: RE: help with copying many files via xrootd > > Hi Andy, Thomas, > first to clarify: in fact I was *NOT* interested in a local copy, but for brevity I had dropped the 'root://server1' shebang in my initial description of the problem. The problem is a bit moot by now though since I found that using the recursive option in xrdcp does the trick for me. But I agree with Thomas, having this kind of feature - stdin stream support - would be pretty useful. > Best, > -Stephan > > ________________________________________ > From: [log in to unmask] [[log in to unmask]] on behalf of Thomas Hartmann [[log in to unmask]] > Sent: 18 December 2017 14:31 > To: [log in to unmask] > Cc: [log in to unmask] > Subject: Re: help with copying many files via xrootd > > Hi Andy, > > out of curiosity seeing this thread - do xrd tools support reading from > stdin? > I have just been thinking, that something like > tar -cJfv - dirwmanysmallfiles/ | xrdcp - > root://foo.site:1094/path/arch.tar.xz > could be useful? > > Cheers, > Thomas > > On 2017-12-14 14:21, Andrew Hanushevsky wrote: >> Hi Stephan, >> >> It looks like you just want to do a local copy (i.e. from one disk to >> another). If so, xrdcp is not appropriate for this. Your best bet is >> either cp (which you would invoke one ay a time but should be fast). >> >> Andy >> >> On Wed, 13 Dec 2017, Stephan Zimmer wrote: >> > > > ######################################################################## > Use REPLY-ALL to reply to list > > To unsubscribe from the XROOTD-L list, click the following link: > https://listserv.slac.stanford.edu/cgi-bin/wa?SUBED1=XROOTD-L&A=1 > ######################################################################## > Use REPLY-ALL to reply to list > > To unsubscribe from the XROOTD-L list, click the following link: > https://listserv.slac.stanford.edu/cgi-bin/wa?SUBED1=XROOTD-L&A=1 ######################################################################## Use REPLY-ALL to reply to list To unsubscribe from the XROOTD-L list, click the following link: https://listserv.slac.stanford.edu/cgi-bin/wa?SUBED1=XROOTD-L&A=1