tools/testing/selftests/rcutorture/bin/kvm-recheck-rcu.sh

   1 #!/bin/bash
   2 # SPDX-License-Identifier: GPL-2.0+
   3 #
   4 # Analyze a given results directory for rcutorture progress.
   5 #
   6 # Usage: kvm-recheck-rcu.sh resdir
   7 #
   8 # Copyright (C) IBM Corporation, 2014
   9 #
  10 # Authors: Paul E. McKenney <paulmck@linux.ibm.com>
  11
  12 i="$1"
  13 if test -d "$i" -a -r "$i"
  14 then
  15         :
  16 else
  17         echo Unreadable results directory: $i
  18         exit 1
  19 fi
  20 . functions.sh
  21
  22 configfile=`echo $i | sed -e 's/^.*\///'`
  23 ngps=`grep ver: $i/console.log 2> /dev/null | tail -1 | sed -e 's/^.* ver: //' -e 's/ .*$//'`
  24 stopstate="`grep 'End-test grace-period state: g' $i/console.log 2> /dev/null |
  25             tail -1 | sed -e 's/^\[[ 0-9.]*] //' |
  26             awk '{ print \"[\" $1 \" \" $5 \" \" $6 \" \" $7 \"]\"; }' |
  27             tr -d '\012\015'`"
  28 if test -z "$ngps"
  29 then
  30         echo "$configfile ------- " $stopstate
  31 else
  32         title="$configfile ------- $ngps GPs"
  33         dur=`sed -e 's/^.* rcutorture.shutdown_secs=//' -e 's/ .*$//' < $i/qemu-cmd 2> /dev/null`
  34         if test -z "$dur"
  35         then
  36                 :
  37         else
  38                 ngpsps=`awk -v ngps=$ngps -v dur=$dur '
  39                         BEGIN { print ngps / dur }' < /dev/null`
  40                 title="$title ($ngpsps/s)"
  41         fi
  42         echo $title $stopstate
  43         nclosecalls=`grep --binary-files=text 'torture: Reader Batch' $i/console.log | tail -1 | awk '{for (i=NF-8;i<=NF;i++) sum+=$i; } END {print sum}'`
  44         if test -z "$nclosecalls"
  45         then
  46                 exit 0
  47         fi
  48         if test "$nclosecalls" -eq 0
  49         then
  50                 exit 0
  51         fi
  52         # Compute number of close calls per tenth of an hour
  53         nclosecalls10=`awk -v nclosecalls=$nclosecalls -v dur=$dur 'BEGIN { print int(nclosecalls * 36000 / dur) }' < /dev/null`
  54         if test $nclosecalls10 -gt 5 -a $nclosecalls -gt 1
  55         then
  56                 print_bug $nclosecalls "Reader Batch close calls in" $(($dur/60)) minute run: $i
  57         else
  58                 print_warning $nclosecalls "Reader Batch close calls in" $(($dur/60)) minute run: $i
  59         fi
  60         echo $nclosecalls "Reader Batch close calls in" $(($dur/60)) minute run: $i > $i/console.log.rcu.diags
  61 fi