Introduction

This page describes, how the data collected by the SLAC PingER site, ends up as information, which is used by pingtable, motion charts, intensity maps and several other applications.

Scripts

• TimePing:
  • /afs/slac/package/pinger/timeping.pl
  • Represents the old script to perform ping measurements and store raw data.
  • Stores raw data on nfs at:

    /nfs/slac/g/net/pinger/pinger_mon_data/ping-<YYYY>-<MMM>.txt

• PingER2:
  • /afs/slac/package/pinger/pinger2/share/pinger/pinger2.pl
  • Represents the new Tool to perform ping measurements and store raw data.

  • [http://confluence.slac.stanford.edu/display/IEPM/PingER2+at+SLAC]

  • Stores raw data on nfs at:

    /nfs/slac/g/net/pinger/pinger2/data/ping-<YYYY>-<MMM>.txt

• Ping_Data
  • /afs/slac/g/www/cgi-wrap-bin/net/offsite_mon/ping_data/ping_data.pl
  • Represents the web interface(cgi script) used to fetch data from remote monitoring node.
  • zips the data before transfer.
• GetData
  • /afs/slac/package/pinger/getdata.pl

  • queries ping_data[http://slac.stanford.edu/cgi-wrap/ping_data.pl] to fetch data.

  • Stores zipped File at

    /nfs/slac/g/net/pinger/pingerdata/hep/data/<host>/ping-<YYYY>-<MMM>.txt.gz

• Analyze
  • group of analysis script, that pick up zipped data; do their analysis.
  • store the reports at

    /nfs/slac/g/net/pinger/pingerreports/hep/<metric>-<size>-by-<site|node>(-<YYYY>?)(-<mm>?)(-<dd>?).txt.gz