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#!/bin/bash
# A script for running the wtperf benchmark to analyze the performance
# of checkpoint operations.
# General configuration settings:
BIN_DIR='.'
ROOT_DIR=`/bin/pwd`
SCRIPT_DIR=`dirname $0`
RUNTIME=900
REUSE=0
VERBOSE=0
WORKLOAD=0 # skip the populate phase.
PERF_BASE="-M"
OPTFILE=''
DEBUG=
GDB=${GDB:-gdb}
USAGE="Usage: `basename $0` [-hdRWsv] [-b binary dir] [-r root dir] [-O optfile]"
# Parse command line options.
while getopts b:dhO:RWr:sv OPT; do
case "$OPT" in
b)
BIN_DIR=$OPTARG
;;
d)
export TERM=dtterm
DEBUG="$GDB --args"
;;
h)
echo $USAGE
exit 0
;;
O)
OPTFILE=-O$OPTARG
PERF_BASE=""
;;
R)
REUSE=1
;;
r)
ROOT_DIR=$OPTARG
;;
s)
RUNTIME=20
PERF_BASE="-S"
;;
v)
VERBOSE=0
;;
W)
WORKLOAD=1
REUSE=1 # skip the populate phase.
;;
\?)
# getopts issues an error message
echo $USAGE >&2
exit 1
;;
esac
done
# Configuration settings that may be altered by command line options
WTPERF=${BIN_DIR}/wtperf
if [ ! -x $WTPERF ]; then
echo "Could not find or execute $WTPERF"
exit 1
fi
DB_HOME="$ROOT_DIR/WT_TEST"
OUT_DIR="$ROOT_DIR/results"
SHARED_OPTS="${OPTFILE} ${PERF_BASE} -o read_threads=1,update_threads=1,report_interval=1,uri=\"table:test\" -o verbose=1 -h ${DB_HOME}"
CREATE_OPTS="$SHARED_OPTS -o run_time=0"
RUN_OPTS="$SHARED_OPTS -o run_time=$RUNTIME"
if [ $WORKLOAD -eq 0 ]; then
RUN_OPTS="$RUN_OPTS -o create=false"
else
RUN_OPTS="$RUN_OPTS -o icount=0"
fi
if [ $REUSE -eq 0 ]; then
if [ $VERBOSE -ne 0 ]; then
echo "Creating database and archiving it for reuse."
fi
rm -rf $DB_HOME && mkdir $DB_HOME
$DEBUG $WTPERF $CREATE_OPTS || exit 1
# Save the database so that it can be re-used by all runs.
# I'd rather not hard code WT_TEST, but need to get the path right.
rm -f $ROOT_DIR/WT_TEST.tgz
tar zcf $ROOT_DIR/WT_TEST.tgz -C $ROOT_DIR WT_TEST
fi
rm -rf $OUT_DIR && mkdir $OUT_DIR
# Run the benchmarks..
# for ckpt in "" "-c 120"; do
for ckpt in "checkpoint_threads=1,checkpoint_interval=120"; do
# for opts in "" "-C eviction_dirty_target=20"; do
for opts in ""; do
if [ $VERBOSE -ne 0 ]; then
echo "Doing a run with:"
echo "\t$WTPERF $RUN_OPTS $ckpt $opts"
fi
res_name="run_${ckpt},${opts}"
res_name=`echo $res_name | tr '[:upper:][=\- ,]' '[:lower:]_'`
if [ $WORKLOAD -eq 0 ]; then
rm -rf $DB_HOME && tar zxf $ROOT_DIR/WT_TEST.tgz -C $ROOT_DIR
else
rm -rf $DB_HOME && mkdir $DB_HOME
fi
if [ "$DEBUG" = '' ]; then
$WTPERF $RUN_OPTS -o "$ckpt" -o "$opts" &
pid=$!
t=0
while kill -0 $pid 2> /dev/null; do
echo "Time $t"
pmp $pid
sleep 1
(( t++ ))
done > $OUT_DIR/${res_name}.trace
else
$DEBUG $WTPERF $RUN_OPTS $ckpt $opts
fi
cp $DB_HOME/test.stat "$OUT_DIR/${res_name}.res"
done
done
if [ $VERBOSE -ne 0 ]; then
echo "Post processing result files."
fi
for f in ${OUT_DIR}/*res; do
grep "^[0-9]* reads" ${f} | sed -e 's/ reads//' -e 's/ inserts//' -e 's/ updates in 1 secs//' > ${f}.out
${SCRIPT_DIR}/get_ckpt.py < ${f} > ${f}.ckpt
done
|
