Action Item Status

  1. UCSD UAF cluster.
    • MT: 4 uaf [3-6] machines up and running.
      • There is an issue with leaking of file-descriptors (ulimit is 2048, which is low for xrootd standards). It seems it affects all (hadoop?) sites.
      • In the process of setting up a secondary master on
      • I guess UCSD is ready to switch into production mode.
  2. Improved service monitoring (missing tests, alerts).
    • MT: tried setting up nagios alert emails twice - and failed. Heh ... it seems it is just cern spam filter.
  3. Clarify plans for JobRobot with Andrea Sciaba.
  4. Fix dcap deadlock issues. Done. Submitted back to Will be following up with code reviews. If the patch holds up, will do a release of libdcap.
  5. CMSSW TTreeCache management for 4_2_0. Done; appeared in 4_2_0_pre3.
  6. Upgrade release to 3.0.2; test cmsd throttling from Andy.
  7. Update project webpages: remove references to demonstrator, add information about architecture we're working on deploying.
  8. Continue Monalisa monitoring investigation.
    • MT: Installed ML repo on
      • The aggregator / service was running already before, group-name xrootd_cms (if you want to look with a ML client
      • I installed also "host monitoring" sensor from ML team on uaf-[3-6]. It's independent java process, taking 40-100MB.
      • Expect to add first plots to web front-end soon, it is empty/bare now ( -- but I changed the logo wink
      • Should point other xrootd servers to send monitoring data to UCSD.
  9. Converting a physicist's analysis to use Xrootd.
    • Verify Ken Bloom and Aaron Dominguez can use Xrootd on his laptop.
    • MT: No news from my side here.
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Topic revision: r2 - 2011-02-23 - MatevzTadel
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