GPFS Performance Report (Uses bonnie++ command)
rock, wade, 阿碩
Machine Informance
Node | 8 nodes (1 server , 7 client provide disks) |
CPU | Intel(R) Core(TM)2 Quad CPU Q6600 @ 2.40GHz (each node) |
Memory | 2GB DDR2 667 (each node) |
Disk | 320G+160G (each node), All nodes: (320G+ 160G) * 7 = 3.36T |
NIC | Intel Corporation 82566DM Gigabit Network Connection |
Switch | D-link 24 port GE switch |
Command Introduction
Offical Web
http://www.iozone.org/
Documentation:PDF、Postscript gzip、MS Word Doc
Description
IOzone是一套檔案系統的 benchmark。
Installation
sudo apt-get install iozone3
Synopsis
iozone [-s filesize_Kb] [-r record_size_Kb] [-f [path]filename] [-h] [-i test] [-E] [-p] [-a] [-A] [-z] [-Z] [-m] [-M] [-t children] [-l min_number_procs] [-u max_number_procs] [-v] [-R] [-x] [-o] [-d microseconds] [-F path1 path2...] [-V pattern] [-j stride] [-T] [-C] [-B] [-D] [-G] [-I] [-H depth] [-k depth] [-U mount_point] [-S cache_size] [-O] [-L cacheline_size] [-K] [-g maxfilesize_Kb] [-n minfilesize_Kb] [-N] [-Q] [-P start_cpu] [-e] [-c] [-b Excel.xls] [-J milliseconds] [-X write_telemetry_filename] [-w] [-W] [-Y read_telemetry_filename] [-y minrecsize_Kb] [-q maxrecsize_Kb] [-+u] [-+m cluster_filename] [-+d] [-+x multiplier] [-+p # ] [-+r] [-+t] [-+X] [-+Z] -a Auto mode -A Auto2 mode -b Filename Create Excel worksheet file -B Use mmap() files -c Include close in the timing calculations -C Show bytes transferred by each child in throughput testing -d # Microsecond delay out of barrier -D Use msync(MS_ASYNC) on mmap files -e Include flush (fsync,fflush) in the timing calculations -E Run extension tests -f filename to use -F filenames for each process/thread in throughput test -g # Set maximum file size (in Kbytes) for auto mode (or #m or #g) -G Use msync(MS_SYNC) on mmap files -h help -H # Use POSIX async I/O with # async operations -i # Test to run (0=write/rewrite, 1=read/re-read, 2=random-read/write 3=Read-backwards, 4=Re-write-record, 5=stride-read, 6=fwrite/re-fwrite 7=fread/Re-fread, 8=random_mix, 9=pwrite/Re-pwrite, 10=pread/Re-pread 11=pwritev/Re-pwritev, 12=preadv/Re-preadv) -I Use VxFS VX_DIRECT, O_DIRECT,or O_DIRECTIO for all file operations -j # Set stride of file accesses to (# * record size) -J # milliseconds of compute cycle before each I/O operation -k # Use POSIX async I/O (no bcopy) with # async operations -K Create jitter in the access pattern for readers -l # Lower limit on number of processes to run -L # Set processor cache line size to value (in bytes) -m Use multiple buffers -M Report uname -a output -n # Set minimum file size (in Kbytes) for auto mode (or #m or #g) -N Report results in microseconds per operation -o Writes are synch (O_SYNC) -O Give results in ops/sec. -p Purge on -P # Bind processes/threads to processors, starting with this cpu -q # Set maximum record size (in Kbytes) for auto mode (or #m or #g) -Q Create offset/latency files -r # record size in Kb or -r #k .. size in Kb or -r #m .. size in Mb or -r #g .. size in Gb -R Generate Excel report -s # file size in Kb or -s #k .. size in Kb or -s #m .. size in Mb or -s #g .. size in Gb -S # Set processor cache size to value (in Kbytes) -t # Number of threads or processes to use in throughput test -T Use POSIX pthreads for throughput tests -u # Upper limit on number of processes to run -U Mount point to remount between tests -v version information -V # Verify data pattern write/read -w Do not unlink temporary file -W Lock file when reading or writing -x Turn off stone-walling -X filename Write telemetry file. Contains lines with (offset reclen compute_time) in ascii -y # Set minimum record size (in Kbytes) for auto mode (or #m or #g) -Y filename Read telemetry file. Contains lines with (offset reclen compute_time) in ascii -z Used in conjunction with -a to test all possible record sizes -Z Enable mixing of mmap I/O and file I/O -+K Sony special. Manual control of test 8. -+m Cluster_filename Enable Cluster testing -+d File I/O diagnostic mode. (To troubleshoot a broken file I/O subsystem) -+u Enable CPU utilization output (Experimental) -+x # Multiplier to use for incrementing file and record sizes -+p # Percentage of mix to be reads -+r Enable O_RSYNC|O_SYNC for all testing. -+t Enable network performance test. Requires -+m -+n No retests selected. -+k Use constant aggregate data set size. -+q Delay in seconds between tests. -+l Enable record locking mode. -+L Enable record locking mode, with shared file. -+B Sequential mixed workload. -+D Enable O_DSYNC mode. -+A # Enable madvise. 0 = normal, 1=random, 2=sequential 3=dontneed, 4=willneed -+V Enable shared file. No locking. -+X Enable short circuit mode for filesystem testing ONLY ALL Results are NOT valid in this mode. -+Z Enable old data set compatibility mode. WARNING.. Published hacks may invalidate these results and generate bogus, high values for results.
GPFS Performance
Parameters Comments
- records sizes =4KB to 16MB
- file sizes = 64KB to 16GB
Compare with different recordsize
Writer Report
16KB | 128KB | 256KB | 512KB | 1MB | 2MB | 4MB | 8MB | 16MB | 32MB | 64MB | 128MB | 256MB | 512MB | 1GB | 2GB | 4GB | 8GB | 16GB | |
4 | 183899 | 561388 | 780757 | 819060 | 867768 | 709151 | 722018 | 66022 | 98084 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
8 | 507534 | 681128 | 1007946 | 921007 | 1135353 | 64140 | 911234 | 963085 | 39168 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
16 | 500370 | 842584 | 992428 | 1024109 | 1179665 | 772856 | 128389 | 1006009 | 90290 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
32 | 533049 | 794491 | 1230499 | 1150614 | 48238 | 69252 | 1341613 | 1207908 | 101242 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
64 | 556091 | 920608 | 1369084 | 1672585 | 1756707 | 69369 | 1144460 | 1140806 | 87574 | 62245 | 55415 | 55464 | 53076 | 54488 | 54706 | 52839 | 53292 | 52977 | 53019 |
128 | 1058568 | 1765482 | 1570856 | 1835473 | 1708237 | 1141617 | 903500 | 102208 | 52044 | 61418 | 59490 | 54913 | 55247 | 53107 | 52879 | 52817 | 53791 | 53072 | |
256 | 1231341 | 1475062 | 1296378 | 1662371 | 79833 | 1149576 | 84296 | 65247 | 59252 | 60519 | 54215 | 52875 | 53087 | 52963 | 53023 | 53035 | 52861 | ||
512 | 1730210 | 1007970 | 1745776 | 1535286 | 778557 | 39674 | 51691 | 48634 | 56133 | 54275 | 56336 | 53116 | 53333 | 53181 | 52937 | 53379 | |||
1024 | 1984640 | 1447339 | 1268157 | 1010125 | 100517 | 73908 | 59416 | 55873 | 53971 | 58759 | 53729 | 53535 | 53146 | 53008 | 53173 | ||||
2048 | 1220492 | 1033584 | 931124 | 93311 | 65882 | 59456 | 56138 | 54319 | 54684 | 53009 | 52852 | 52833 | 52949 | 53029 | |||||
4096 | 871282 | 875016 | 101678 | 70289 | 54114 | 55192 | 55079 | 55954 | 53763 | 52916 | 52851 | 53277 | 52794 | ||||||
8192 | 776940 | 109738 | 49325 | 54305 | 59157 | 54447 | 52906 | 56208 | 52853 | 53488 | 53020 | 52801 | |||||||
16384 | 96733 | 54134 | 55499 | 55904 | 56976 | 52692 | 53040 | 53396 | 52891 | 53487 | 52808 |
- records size = 4KB
Last modified 17 years ago
Last modified on Mar 17, 2008, 12:01:17 PM
Attachments (4)
- IOzone_msword_98.pdf (166.3 KB) - added by wade 17 years ago.
- IOzone_msword_98.doc (215.0 KB) - added by wade 17 years ago.
- IOzone-test2.wks (62.8 KB) - added by wade 17 years ago.
- iozone-test1-4k.png (10.3 KB) - added by wade 17 years ago.
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