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# fio job file - modeling NAS/DB I/O patterns based on a number
# of PCP disk metrics (iops, throughput, queuelen) from our mel
# production storage on 2010/07/14.
#
# Basic usage:
# [ args="--latency-log --bandwidth-log" ]
# fio $args --output=nas_read_analysis.log --section=nas_read_load model.fio &
# fio $args --output=nas_write_analysis.log --section=nas_write_load model.fio &
# wait
# fio $args --output=db_log_analysis.log --section=db_log_analysis model.fio &
# fio $args --output=db_analysis.log --section=db_load model.fio &
# wait
# fio $args --output=bi_log_analysis.log --section=bi_log_analysis model.fio &
# fio $args --output=bi_analysis.log --section=bi_load model.fio &
# wait
#
[global]
directory=/iscsi
size=2G
numjobs=4
runtime=300
time_based
[nas_read_load]
description=NAS reads workload model
ioscheduler=deadline
readwrite=read
filesize=150M
rate=2521k
bssplit=4k/5:8k/5:30k/80:60k/5:64k/5
ioengine=psync # make sure we do no seeks, NFS wont be
direct=1
iodepth=4
openfiles=4 # model using number of active nfsd threads
nrfiles=4
[nas_write_load]
description=NAS writes workload model
ioscheduler=deadline
readwrite=write
filesize=150M
rate=1233k
bssplit=4k/5:8k/5:30k/80:60k/5:64k/5
fsync_on_close=1 # application doing per-file (rename+)fsync
ioengine=psync # make sure we do no seeks, NFS wont be
direct=1
iodepth=4
openfiles=4 # model using number of active nfsd threads
nrfiles=4
[db_load]
description=Database (interactive) workload model
ioscheduler=noop
overwrite=1
readwrite=rw # mixed sequential reads and writes
rwmixread=64 # 64% read, 36% write ratio based on averages
direct=1
iodepth=2 # based on average queuelen
filesize=150M
rate_iops=145,82
bssplit=4k/5,4k/5:8k/90,8k/90:16k/5,16k/5
ioengine=psync
iodepth=2
openfiles=1
nrfiles=1
[bi_load]
description=Database (business intelligence) workload model
ioscheduler=noop
overwrite=1
readwrite=rw # mixed sequential reads and writes
rwmixread=93 # 93% read, 7% write ratio based on averages
direct=1
filesize=150M
rate_iops=864,67
bssplit=4k/4,4k/4:48k/90,8k/96:64k/5,:128k/1,
ioengine=psync
iodepth=8
openfiles=1
nrfiles=1
[log_load]
description=Database log writes (background) workload model
ioscheduler=noop
overwrite=1
readwrite=write # only writes in this load
direct=1
ioengine=psync
iodepth=4
filesize=100M
bs=64k
thinktime=10000000
thinktime_blocks=150
nrfiles=1
numjobs=1
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