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############################################################################

#  misc/diskbench.mk

#

#  Part of the STXXL. See http://stxxl.sourceforge.net

#

#  Copyright (C) 2008-2009 Andreas Beckmann <beckmann@cs.uni-frankfurt.de>

#

#  Distributed under the Boost Software License, Version 1.0.

#  (See accompanying file LICENSE_1_0.txt or copy at

#  http://www.boost.org/LICENSE_1_0.txt)

############################################################################



HOST		?= unknown

FILE_SIZE	?= $(or $(SIZE),100)	# GiB

BLOCK_SIZE	?= $(or $(STEP),256)	# MiB

BATCH_SIZE	?= 1	# blocks

DIRECT_IO	?= yes	# unset to disable O_DIRECT



disk2file	?= /stxxl/sd$1/stxxl



DISKS_1by1	?= a b c d

DISKS_a		?= a

DISKS_ab	?= a b

DISKS_abcd	?= a b c d



DISKS_a_ro	?= a

FLAGS_a_ro	?= R



DISKS		?= abcd $(DISKS_1by1) ab a_ro



SIP_NUM_BLOCKS	?= 0

SIP_CHUNK_BLOCKS?= 1

SIP_BLOCK_SIZE	?= 0



DISKBENCH_TITLE	?= STXXL Disk Benchmark $(DISKNAME) B=$(strip $(BATCH_SIZE))x$(call format_block_size,$(BLOCK_SIZE)) @ $(HOST)

DISKAVG_TITLE	?= STXXL Disk Benchmark $(DISKNAME) @ $(HOST)



DISKBENCH_BINDIR?= .

MISC_BINDIR	?= $(DISKBENCH_BINDIR)/../misc

DISKBENCH	?= benchmark_disks.stxxl.bin

SCATTERINPLACE	?= iobench_scatter_in_place.stxxl.bin



ECHO		?= echo

pipefail	?= set -o pipefail;



$(foreach d,$(DISKS_1by1),$(eval DISKS_$d ?= $d))



ifeq ($(SHELL),/bin/sh)

SHELL		 = bash

endif



define do-some-disks

	-$(pipefail) \

	$(if $(IOSTAT_PLOT_RECORD_DATA),$(IOSTAT_PLOT_RECORD_DATA) -p $(@:.log=)) \

	$(DISKBENCH_BINDIR)/$(DISKBENCH) 0 $(strip $(FILE_SIZE)) $(strip $(BLOCK_SIZE)) $(strip $(BATCH_SIZE)) $(if $(filter y yes Y YES,$(DIRECT_IO)),,ND) $(FLAGS_$*) $(FLAGS_EX) $(foreach d,$(DISKS_$*),$(call disk2file,$d)) | tee $@



endef



define do-some-disks-sip

	-$(pipefail) \

	$(if $(IOSTAT_PLOT_RECORD_DATA),$(IOSTAT_PLOT_RECORD_DATA) -p $(@:.log=)) \

	$(DISKBENCH_BINDIR)/$(SCATTERINPLACE) $(strip $(SIP_NUM_BLOCKS)) $(strip $(SIP_CHUNK_BLOCKS)) $(strip $(SIP_BLOCK_SIZE)) $(foreach d,$(DISKS_$*),$(call disk2file,$d)) | tee $@



endef



$(HOST)-%.cr.log:

	$(RM) $(foreach d,$(DISKS_$*),$(call disk2file,$d))

	$(do-some-disks)



$(HOST)-%.crx.log: FLAGS_EX = W

$(HOST)-%.crx.log:

	$(RM) $(foreach d,$(DISKS_$*),$(call disk2file,$d))

	$(do-some-disks)



# interleaved write-read-test

$(HOST)-%.wr.log:

	$(do-some-disks)



# scanning write

$(HOST)-%.wrx.log: FLAGS_EX = W

$(HOST)-%.wrx.log:

	$(do-some-disks)



# scanning read

$(HOST)-%.rdx.log: FLAGS_EX = R

$(HOST)-%.rdx.log:

	$(do-some-disks)



# scatter-in-place

$(HOST)-%.sip.log:

	$(do-some-disks-sip)



all: crx wr ex



crx: $(foreach d,$(DISKS_1by1),$(HOST)-$d.crx.log)

cr: $(foreach d,$(DISKS_1by1),$(HOST)-$d.cr.log)

cr+: $(foreach d,$(DISKS),$(HOST)-$d.crx.log)

wr: $(foreach d,$(DISKS),$(HOST)-$d.wr.log)

wrx: $(foreach d,$(DISKS_1by1),$(HOST)-$d.wrx.log)

rdx: $(foreach d,$(DISKS_1by1),$(HOST)-$d.rdx.log)

ex: $(foreach d,$(DISKS_1by1),$(HOST)-$d.wrx.log $(HOST)-$d.rdx.log)

ex+: $(foreach d,$(DISKS),$(HOST)-$d.wrx.log $(HOST)-$d.rdx.log)

sip: $(foreach d,$(DISKS_1by1),$(HOST)-$d.sip.log)



plot: $(HOST).gnuplot

	gnuplot $<



dotplot: $(HOST).d.gnuplot

	gnuplot $<



avgplot: $(HOST)-avg.gnuplot

	gnuplot $<



avg3plot: $(HOST)-avg3.gnuplot

	gnuplot $<



# $1 = logfile, $2 = column

extract_average	= $(if $(wildcard $1),$(shell grep ' Average over ' $1 | awk '{ print $$($2+1) }'),......)



# $1 = logfile, $2 = disk, $3 = column, $4 = label

# (does not plot if avg = nan)

define plotline

	$(if $(wildcard $1),$(if $(filter nan,$(call extract_average,$1,$3)),,$(ECHO) '        "$1" using ($$3/1024):($$$3) w l title "$2 $4 ($(call extract_average,$1,$3))", \' >> $@))



endef



# $1 = logfile, $2 = disk

define plotline-cr1

	$(call plotline,$1,$2,7,cr1)

endef

define plotline-cr

	$(call plotline,$1,$2,7,cr)

endef

define plotline-crx

	$(call plotline,$1,$2,7,crx)

endef

define plotline-wr

	$(call plotline,$1,$2,7,wr)

endef

define plotline-rd

	$(call plotline,$1,$2,14,rd)

endef

define plotline-wrx

	$(call plotline,$1,$2,7,wrx)

endef

define plotline-rdx

	$(call plotline,$1,$2,14,rdx)

endef



# $1 = disk letter

disk2label	?= sd$1

disks2label	?= sd[$1]



DISKNAME	?= unknown disk

PLOTXMAX	?= 475

PLOTYMAX	?= 120

AVGPLOTYMAX	?= $(PLOTYMAX)

GNUPLOTFILEINFO	?= set label "$(HOST):$(patsubst $(HOME)/%,\\~/%,$(CURDIR))/" at character 0,-1 font ",6"



fmt_block_size_2560000B		?= 2.5

fmt_block_size_12800000B	?= 12.5

fmt_block_size_51200000B	?= 50

format_block_size = $(or $(fmt_block_size_$(strip $1)),$(strip $1))MiB



$(HOST).gnuplot: $(MAKEFILE_LIST) $(wildcard *.log)

	$(RM) $@

	$(ECHO) 'set title "$(DISKBENCH_TITLE)"' >> $@

	$(ECHO) 'set xlabel "Disk offset [GiB]"' >> $@

	$(ECHO) 'set ylabel "Bandwidth per disk [MiB/s]"' >> $@

	$(ECHO) '' >> $@



	$(ECHO) 'plot [0:$(PLOTXMAX)] [0:$(PLOTYMAX)] \' >> $@

	$(foreach d,$(DISKS_1by1),\

		$(call plotline-cr1,$(HOST)-$d.cr1.log,$(call disk2label,$d)) \

		$(call plotline-crx,$(HOST)-$d.crx.log,$(call disk2label,$d)) \

		$(call plotline-cr,$(HOST)-$d.cr.log,$(call disk2label,$d)) \

		$(call plotline-wr,$(HOST)-$d.wr1.log,$(call disk2label,$d)) \

		$(call plotline-rd,$(HOST)-$d.wr1.log,$(call disk2label,$d)) \

		$(call plotline-wr,$(HOST)-$d.wr.log,$(call disk2label,$d)) \

		$(call plotline-rd,$(HOST)-$d.wr.log,$(call disk2label,$d)) \

		$(call plotline-wrx,$(HOST)-$d.wrx.log,$(call disk2label,$d)) \

		$(call plotline-rdx,$(HOST)-$d.rdx.log,$(call disk2label,$d)) \

	)

	$(foreach d,$(filter-out $(DISKS_1by1),$(DISKS)),\

		$(call plotline-crx,$(HOST)-$d.crx.log,$(call disks2label,$d)) \

		$(call plotline-wr,$(HOST)-$d.wr.log,$(call disks2label,$d)) \

		$(call plotline-rd,$(HOST)-$d.wr.log,$(call disks2label,$d)) \

		$(call plotline-wrx,$(HOST)-$d.wrx.log,$(call disks2label,$d)) \

		$(call plotline-rdx,$(HOST)-$d.rdx.log,$(call disks2label,$d)) \

	)

	$(ECHO) '        "nothing" notitle' >> $@



	$(ECHO) '' >> $@

	$(ECHO) 'pause -1' >> $@

	$(ECHO) '' >> $@

	$(ECHO) 'set title "$(subst _,\\_,$(subst @,\\@,$(DISKBENCH_TITLE)))"' >> $@

	$(ECHO) 'set term postscript enhanced color solid 10' >> $@

	$(ECHO) 'set output "$(HOST).ps"' >> $@

	$(ECHO) '$(GNUPLOTFILEINFO)' >> $@

	$(ECHO) 'replot' >> $@



$(HOST).d.gnuplot: $(HOST).gnuplot

	sed -e 's/ w l / w d lw 2 /' $< > $@



$(HOST)-avg.dat: $(MISC_BINDIR)/diskbench-avgdat.sh $(wildcard *KB/*.log *MB/*.log)

	$(MISC_BINDIR)/diskbench-avgdat.sh $(wildcard *KB *MB) > $@



$(HOST)-avg.gnuplot: $(HOST)-avg.dat $(MAKEFILE_LIST)

	$(RM) $@

	$(ECHO) 'set title "$(DISKAVG_TITLE)"' >> $@

	$(ECHO) 'set xlabel "Block Size [MiB]"' >> $@

	$(ECHO) 'set ylabel "Average Sequential Bandwidth [MiB/s]"' >> $@

	$(ECHO) 'set key bottom' >> $@

	$(ECHO) '' >> $@



	$(ECHO) 'plot [] [0:$(AVGPLOTYMAX)] \' >> $@

	$(ECHO) '        "$(HOST)-avg.dat" using 0:2:xtic(1) w lp lt 1 pt 1 title "crx", \' >> $@

	$(ECHO) '        "$(HOST)-avg.dat" using 0:3:xtic(1) w lp lt 2 pt 2 title "wr", \' >> $@

	$(ECHO) '        "$(HOST)-avg.dat" using 0:4:xtic(1) w lp lt 3 pt 3 title "rd", \' >> $@

	$(ECHO) '        "$(HOST)-avg.dat" using 0:5:xtic(1) w lp lt 4 pt 4 title "wrx", \' >> $@

	$(ECHO) '        "$(HOST)-avg.dat" using 0:6:xtic(1) w lp lt 5 pt 5 title "rdx", \' >> $@

	$(ECHO) '        "nothing" notitle' >> $@



	$(ECHO) '' >> $@

	$(ECHO) 'pause -1' >> $@

	$(ECHO) '' >> $@

	$(ECHO) 'set term png size 800,600' >> $@

	$(ECHO) 'set output "$(HOST)-avg.png"' >> $@

	$(ECHO) 'replot' >> $@

	$(ECHO) '' >> $@

	$(ECHO) 'set title "$(subst _,\\_,$(subst @,\\@,$(DISKAVG_TITLE)))"' >> $@

	$(ECHO) 'set term postscript enhanced color solid' >> $@

	$(ECHO) 'set output "$(HOST)-avg.ps"' >> $@

	$(ECHO) '$(GNUPLOTFILEINFO)' >> $@

	$(ECHO) 'replot' >> $@



$(HOST)-avg3.gnuplot: $(HOST)-avg.gnuplot

	grep -v -E '0:[34]:xtic' $< | sed -e 's/"crx"/"create"/g;s/"wrx"/"write"/g;s/"rdx"/"read"/g;/set output/s/-avg\./-avg3./g' > $@



-include iostat-plot.mk