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Hi Pete Yes, we raised the limit to 50000. cheers Manny Peter Elmer wrote: > Hi Manny, > > What is the limit on the number of file descriptors? Was that not also > raised beyond the default (1024)? > > Pete > > On Mon, Dec 13, 2004 at 02:34:03PM -0800, Emmanuel Olaiya wrote: > > Hi Andy > > > > Here is some more information on the problem we are seeing at RAL > > regarding the creation of worker threads. > > > > The number of allowed processes on both the redirector and the server is > > set to 29000 with the max number allowed set to 30000 > > > > /afs/slac.stanford.edu/u/br/olaiya/tmp/proc.txt > > > > Starting 448 jobs (2 jobs on each batch machine), accessing data via > > xrootd we start to see the following output in the server log: > > > > 041205 02:57:58 24692 XrdScheduler: Unable to create worker thread ; > > resource temporarily unavailable > > 041205 02:58:02 24600 XrdScheduler: Unable to create worker thread ; > > resource temporarily unavailable > > > > ( The full log is here: > > /afs/slac.stanford.edu/u/br/olaiya/tmp/xrdlog.20041205 ) > > > > This happens when the number of opens file reaches ~340. At the same > > time when listing the open files we see some of the connections are > > flagged with (CLOSE_WAIT). > > > > The output of lsof on the server can be found here: > > > > /afs/slac.stanford.edu/u/br/olaiya/tmp/server_lsof.txt > > > > Is there some other setting I should tweak in order to allow the > > creation of more worker threads? > > > > cheers > > > > Manny > > > > ------------------------------------------------------------------------- > Peter Elmer E-mail: [log in to unmask] Phone: +41 (22) 767-4644 > Address: CERN Division PPE, Bat. 32 2C-14, CH-1211 Geneva 23, Switzerland > ------------------------------------------------------------------------- >