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Add some baseline regular-file-IO benchmarks.

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Merge of master-melb:xfs-cmds:21952a by kenmcd.
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Nathan Scott
2005-03-24 14:15:57 +00:00
parent 5ed0f19a49
commit a91bfa6f4c
3 changed files with 140 additions and 0 deletions
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run.pio
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#!/bin/sh
# (very) simple parallel IO tests.
# TODO: make file size multiple of physmem.
filesize=1g
iosize=64k
if [ $# -gt 0 ]; then
printf "%s,%s,%s,%s,%s\n" type bytes ops time bytes/sec ops/sec
exit 0
fi
# buffered write
echo -n bwrite,
xfs_io iofile1 -Fft -c "pwrite -C -b $iosize 0 $filesize" &
xfs_io iofile2 -Fft -c "pwrite -C -b $iosize 0 $filesize"
# direct write
echo -n dwrite,
xfs_io iofile1 -Fftd -c "pwrite -C -b $iosize 0 $filesize" &
xfs_io iofile2 -Fftd -c "pwrite -C -b $iosize 0 $filesize"
# buffered re-write
echo -n brwrite,
xfs_io iofile1 -F -c "pwrite -C -b $iosize 0 $filesize" &
xfs_io iofile2 -F -c "pwrite -C -b $iosize 0 $filesize"
# direct re-write
echo -n drwrite,
xfs_io iofile1 -Fd -c "pwrite -C -b $iosize 0 $filesize" &
xfs_io iofile2 -Fd -c "pwrite -C -b $iosize 0 $filesize"
# buffered read
echo -n bread,
xfs_io iofile1 -F -c "pread -C -b $iosize 0 $filesize" &
xfs_io iofile2 -F -c "pread -C -b $iosize 0 $filesize"
# buffered re-read
echo -n brread,
xfs_io iofile1 -F -c "pread -C -b $iosize 0 $filesize" &
xfs_io iofile2 -F -c "pread -C -b $iosize 0 $filesize"
# direct read
echo -n dread,
xfs_io iofile1 -Fd -c "pread -C -b $iosize 0 $filesize" &
xfs_io iofile2 -Fd -c "pread -C -b $iosize 0 $filesize"
# direct re-read
echo -n drread,
xfs_io iofile1 -Fd -c "pread -C -b $iosize 0 $filesize" &
xfs_io iofile2 -Fd -c "pread -C -b $iosize 0 $filesize"