What version of ROOT are you using? -- Fons On Mon, Sep 29, 2003 at 10:45:53AM +0200, Rene Brun wrote: > Hi Michael, > > Could you tell us how many files you have in your directory. > Just to give you some idea on performance, I made the following simple test > with dir1 containing 1000 files and dir2 containing 10000 files. > Then I used the Root TBrowser and the KDE browser > > dir1: TBrowser=2s KDE=3s > dir2: TBrowser=15s KDE=25s > > The time seems to be proportional to the number of files. > > Rene Brun > > "Michael T. Gericke" wrote: > > > > Hi all, > > > > I have compiled ROOT program for analysis purposes. > > When I try to change to a large directory with lots of > > data in it, using the TGFileDialog, it takes a long > > time to open the directory and I get the following > > error message and I can't open any files: > > > > Error in <RootX11ErrorHandler>: BadWindow (invalid Window parameter) > > (XID: 48235093, XREQ: 25) > > > > I do not get this message if I try to read a smaller directory, so I > > could copy subsets of my data to a new directory but that gets pretty > > tired after a while, because we are handling Tbyte size directories. > > The files in the directory themselves are about 200 Mbytes each... > > > > Does anyone know how to circumvent this? > > > > Thanks, > > > > Michael Gericke -- Org: CERN, European Laboratory for Particle Physics. Mail: 1211 Geneve 23, Switzerland E-Mail: Fons.Rademakers@cern.ch Phone: +41 22 7679248 WWW: http://www.rademakers.org/fons/ Fax: +41 22 7679480
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