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systemtap_nis's Introduction

  • On dev server compile the systemtap script
# yum install yum-utils systemtap kernel-devel kernel-debuginfo-`uname -r` kernel-debuginfo-common-x86_64-`uname -r`
# yum install glibc-debuginfo glibc-debuginfo-common
# stap -k -p4 nis_trace.stp -m nis_trace
nis_trace.ko
Keeping temporary directory "/tmp/stap7WVxJj"
  • Copy these files to production servers
# scp /tmp/stap7WVxJj/uprobes/uprobes.ko nis_trace.ko <production_server>:
  • deploy the module on production servers
# yum install systemtap-runtime
# insmod uprobes.ko 
# staprun -o id_stap_$(hostname -s)_$(date +%Y%m%d-%H%M%S).log nis_trace.ko
  • Once done testing, remove the probes kernel module from production servers
# rmmod uprobes

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