#! /bin/sh
# PCP QA Test No. 130
# Compare rpc.server metrics with what nfsstat reports
#
# Copyright (c) 1995-2002 Silicon Graphics, Inc.  All Rights Reserved.
#

seq=`basename $0`
echo "QA output created by $seq"

# get standard filters
. ./common.product
. ./common.filter

rm -f $seq.out
if [ $PCP_PLATFORM != irix ]
then
    echo "TODO: Need to reconcile rpc.server metrics" >$seq.notrun
    echo "$seq: [not run] `cat $seq.notrun`"
    exit 0
fi

echo checking PCP metric values against: nfsstat -rs

trap "rm -f $tmp.*; exit" 0 1 2 3 15
signal=$PCP_BINADM_DIR/pmsignal

# Don't bother about dupage
# Not very popular and has a bug: pv#652216


cat > $tmp.workload << \EOF
ls -R /hosts/localhost/usr >/dev/null 2>/dev/null &
KILL_PID=$!
sleep 3
$signal -s KILL $KILL_PID >/dev/null 2>&1
EOF
chmod u+x $tmp.workload

$tmp.workload >/dev/null 2>&1
sleep 2

# Example Output:
# > pminfo -f rpc.server
# 
# rpc.server.badcalls
#     value 0
# 
# rpc.server.badlen
#     value 0
# 
# rpc.server.calls
#     value 111217257
# 
# rpc.server.duphits
#     value 426
# 
# rpc.server.nullrecv
#     value 11687166
# 
# rpc.server.xdrcall
#     value 0
# 
# > nfsstat -rs
# 
# Server RPC:
# calls      badcalls   nullrecv   badlen     xdrcall    duphits    dupage
# 111220948  0          11687178   0          0          426        6198.58 


pminfo -f rpc.server >$tmp.pminfo
nfsstat -rs >$tmp.nfs

# acceptance: abs diff within 10 or diff within 5%
#
cat $tmp.pminfo $tmp.nfs | tee $seq.full | $PCP_AWK_PROG '
NF == 0	{ next }
/Server RPC/ { nfstat=1; next }
/rpc.server/ { # pminfo name 
               metric = $1
               sub("rpc.server.", "", metric)
               next
             }
/value/ { # pminfo value
          value=$2
          if (metric == "dupage") {
             value /= 1000
          }
          pminfo[metric] = value
          next
        } 
NF>3 && nfstat==1 && /calls/ { # stat names
          for(i=1;i<=NF;i++){
	     stat_names[i] = $i
          }
	  next
        }
NF>3 && nfstat==1 { # stat values
          for(i=1;i<=NF;i++){
	    name = stat_names[i]
            stat_chk[name] = 1
	    stat_value = $i
            if (! (name in pminfo) ) { 
		print name ": not in pminfo output" 
		next
            }
            pminfo_value = pminfo[name]
            delta = pminfo_value - stat_value
	    if (delta < 0) delta *= -1

            ok=0
	    if (delta < 10) { 
                  ok = 1 
            }
            else {
                if (stat_value == 0) {
                   ok = 0 
                } else { 
		    pct = delta / stat_value
		    ok = (0.95 <= pct && pct <= 1.05)
                }
            }
            if (ok) 
		  print name ": OK"
	    else
		  print name ": mismatch, pcp=" pminfo_value " nfsstat=" stat_value 
          }
        }
END {
	for (name in pminfo) {
           if (! (name in stat_chk) ) {
		print name ": not in stats output" 
           }
        }
    }
' | sort