qa/361

   1 #! /bin/sh
   2 # PCP QA Test No. 361
   3 # Exercise cgroup metrics in the Linux PMDA
   4 #
   5 # Copyright (c) 2010 Aconex.  All Rights Reserved.
   6 #
   7
   8 seq=`basename $0`
   9 echo "QA output created by $seq"
  10
  11 # get standard environment, filters and checks
  12 . ./common.product
  13 . ./common.filter
  14 . ./common.check
  15
  16 [ $PCP_PLATFORM = linux ] || _notrun "tests pmdalinux functionality on Linux only"
  17
  18 _cleanup()
  19 {
  20     rm -f $tmp.*
  21     $sudo umount $grp 2>/dev/null
  22     rmdir $grp 2>/dev/null
  23 }
  24
  25 _filter()
  26 {
  27     grep -v percpu \
  28     | LC_COLLATE=POSIX sort
  29 }
  30
  31 prefix=cgroup
  32 grp=/tmp/cgroup_$seq
  33 status=1        # failure is the default!
  34 trap "_cleanup; exit \$status" 0 1 2 3 15
  35
  36 [ -f /proc/cgroups ] || _notrun "No support for cgroups in the running kernel"
  37 grep -q cgroup /proc/mounts && _notrun "One or more cgroups already in use"
  38 grep -q cpuacct /proc/cgroups || _notrun "No cpuacct cgroup support"
  39 grep -q cpuset /proc/cgroups || _notrun "No cpuset cgroup support"
  40 grep -q cpu /proc/cgroups || _notrun "No cpusched cgroup support"
  41
  42 rmdir $grp 2>/dev/null
  43 mkdir $grp || _fail "Cannot create cgroup mount point"
  44
  45 # since the proc PMDA was split from the Linux PMDA, the proc PMDA may
  46 # not be installed (caught by the notrun cases above) or installed as
  47 # a daemon, in which case the standard processing of pmcd.conf for
  48 # a local PMAPI context connection will not find it, so may have to
  49 # be specific about the proc PMDA DSO location
  50 #
  51 pmda="-Kclear -Kadd,3,$PCP_PMDAS_DIR/proc/pmda_proc.so,proc_init"
  52
  53 # real test starts here
  54 echo "initial fetch, starting with a clean slate"
  55 pmprobe -L $pmda -v $prefix.mounts | _filter
  56
  57 echo "cpu metrics fetch, no user groups defined, single controller"
  58 $sudo mount -t cgroup -o cpu none $grp || _fail "cpuset mount"
  59 pmprobe -v -L $pmda $prefix.mounts | _filter
  60 pmprobe -I -L $pmda $prefix.cpusched | _filter
  61 $sudo umount $grp || _fail "cpu umount"
  62
  63 echo "cpuacct and cpuset fetch, no user groups defined, dual controllers"
  64 $sudo mount -t cgroup -o cpuacct,cpuset none $grp || _fail "cpu,cpuacct mount"
  65 pmprobe -v -L $pmda $prefix.mounts | _filter
  66 pmprobe -I -L $pmda $prefix.cpuacct $prefix.cpuset | _filter
  67 $sudo umount $grp || _fail "cpu,cpuacct cgroup umount"
  68
  69 echo "cpuacct and cpuset fetch, one user group defined, dual controllers"
  70 $sudo mount -t cgroup -o cpuacct,cpuset none $grp || _fail "cpu,cpuacct mount"
  71 $sudo mkdir $grp/pcpqa
  72 pmprobe -v -L $pmda $prefix.mounts | _filter
  73 pmprobe -L $pmda $prefix.mounts $prefix.cpuacct $prefix.cpuset | _filter
  74 $sudo rmdir $grp/pcpqa
  75 echo "cpuacct and cpuset fetch, one user group removed, dual controllers"
  76 pmprobe -I -L $pmda $prefix.mounts $prefix.cpuacct $prefix.cpuset | _filter
  77 $sudo umount $grp || _fail "cpu,cpuacct cgroup umount"
  78
  79 # success, all done
  80 status=0
  81 exit