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#!/bin/sh
# PCP QA Test No. 1116
# Exercise the BCC PMDA bioperpid module - install, remove and values.
#
# Copyright (c) 2018 Andreas Gerstmayr.
#
seq=`basename $0`
echo "QA output created by $seq"
. ./common.bcc
_pmdabcc_check
_bcc_check_ArgString || _notrun "bcc is broken (ArgString bug) on this platform"
# the bioperpid BCC module uses kprobes that might attach to kernel symbols
# that are not present ... add to the list below as required
#
for symbol in blk_account_io_done
do
grep " T $symbol\$" /proc/kallsyms >/dev/null || _notrun "kernel does not contain required $symbol symbol"
done
status=1 # failure is the default!
signal=$PCP_BINADM_DIR/pmsignal
write_size=`expr 20 \* 1024 \* 1024` # number of bytes to write into testfile
out_file="$PCP_TMPFILE_DIR/pcp-qa-$seq" # block device required here (no tmpfs)
_value_filter()
{
cat > $tmp.value
echo === input to _value_filter >>$seq_full
cat $tmp.value >> $seq_full
_values=`awk '/inst.*value/ {print $NF}' $tmp.value`
for value in $_values
do
if _within_tolerance "Expecting ${write_size} +- 20%" $value ${write_size} 20%; then
echo "found value ${write_size} +- 20%"
break
else
echo "failed: $value not in range `expr 80 \* ${write_size} / 100` ... `expr 120 \* ${write_size} / 100`" >>$seq_full
fi
done
}
_cleanup()
{
_pmdabcc_cleanup
$sudo rm -f "$out_file"
}
cat <<EOF >$tmp.conf
# Installed by PCP QA test $seq on `date`
[pmda]
modules = bioperpid
prefix = bcc.
[bioperpid]
module = bioperpid
cluster = 1
EOF
_pmdabcc_try_compile $tmp.conf
_prepare_pmda bcc
trap "_cleanup; exit \$status" 0 1 2 3 15
_stop_auto_restart pmcd
# real QA test starts here
_pmdabcc_install <$tmp.conf
_pmdabcc_wait_for_metric
# Generate system activity for the BCC bioperpid module
dd if=/dev/zero of=${out_file} bs=${write_size} count=1 oflag=direct 2>/dev/null
echo "=== report metric values ==="
pminfo -dfmtT bcc.proc.io.total 2>&1 | tee -a $seq_full \
| _value_filter
_pmdabcc_remove
status=0
exit
|
