File: 1153

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#!/bin/sh
# PCP QA Test No. 1153
# Exercise the BCC PMDA xfsdist module - install, remove and values.
#
# Copyright (c) 2018 Andreas Gerstmayr.
#

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

. ./common.bcc

_pmdabcc_check
which mkfs.xfs >/dev/null 2>&1 || _notrun "mkfs.xfs not installed"

write_size=`expr 20 \* 1024 \* 1024` # number of bytes to write into testfile
out_file=$tmp.mount.xfs/tmpfile

status=1       # failure is the default!
signal=$PCP_BINADM_DIR/pmsignal

cat <<EOF >$tmp.conf
# Installed by PCP QA test $seq on `date`
[pmda]
modules = xfsdist
prefix = bcc.
[xfsdist]
module = fs.xfsdist
cluster = 6
EOF

_pmdabcc_try_compile $tmp.conf

_prepare_pmda bcc
trap "_unmount_filesystem xfs; _pmdabcc_cleanup; exit \$status" 0 1 2 3 15
_stop_auto_restart pmcd

# mount xfs before installing the PMDA, as mounting
# xfs may trigger loading the xfs kernel module
_mount_filesystem xfs

_pmdabcc_install <$tmp.conf
_pmdabcc_wait_for_metric

# Generate system activity for the BCC xfsdist module
dd if=/dev/zero of=${out_file} bs=${write_size} count=1 conv=fsync 2>/dev/null
dd if=${out_file} of=/dev/null bs=${write_size} count=1 2>/dev/null

echo "=== report metric values for open ==="
pminfo -dfmtT bcc.fs.xfs.latency.open 2>&1 | tee -a $seq_full \
| _instances_filter_nonzero

echo "=== report metric values for read ==="
pminfo -dfmtT bcc.fs.xfs.latency.read 2>&1 | tee -a $seq_full \
| _instances_filter_nonzero

echo "=== report metric values for write ==="
pminfo -dfmtT bcc.fs.xfs.latency.write 2>&1 | tee -a $seq_full \
| _instances_filter_nonzero

echo "=== report metric values for fsync ==="
pminfo -dfmtT bcc.fs.xfs.latency.fsync 2>&1 | tee -a $seq_full \
| _instances_filter_nonzero

_pmdabcc_remove

status=0
exit