Changes between Initial Version and Version 1 of GPFS_Per_gpfsperf

Timestamp:

Feb 27, 2008, 2:42:12 PM (16 years ago)

Author:

rock

Comment:

--

GPFS_Per_gpfsperf

@@ +1 @@
+
+ = GPFS Performance Report (Uses gpfsperf Command) =
+
+rock, rock@nchc.org.tw
+
+[[BR]]
+[[BR]]
+== 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: WD 320G * 7 + 160G * 7 = 3.36T
+NIC
+Intel Corporation 82566DM Gigabit Network Connection
+Switch
+D-link 24 port GE switch
+
+
+
+1. 8 Nodes, Replicate, Adjust Parameters
+
+Context: Create 16G data (sequence)
+gpfs-server:/usr/lpp/mmfs/samples/perf# ./gpfsperf create seq /home/gpfs_mount/gpfsperf_16G -n 16g -r 1m 
+./gpfsperf create seq /home/gpfs_mount/gpfsperf_16G 
+  recSize 1M nBytes 16G fileSize 16G 
+  nProcesses 1 nThreadsPerProcess 1 
+  file cache flushed before test 
+  not using data shipping 
+  not using direct I/O 
+  offsets accessed will cycle through the same file segment 
+  not using shared memory buffer 
+  not releasing byte-range token after open 
+  no fsync at end of test 
+    Data rate was 54649.55 Kbytes/sec, thread utilization 1.000 
+
+Context: Read 16G data (sequence)
+gpfs-server:/usr/lpp/mmfs/samples/perf# ./gpfsperf read seq /home/gpfs_mount/gpfsperf_16G -n 16g -r 1m 
+./gpfsperf read seq /home/gpfs_mount/gpfsperf_16G 
+  recSize 1M nBytes 16G fileSize 16G 
+  nProcesses 1 nThreadsPerProcess 1 
+  file cache flushed before test 
+  not using data shipping 
+  not using direct I/O 
+  offsets accessed will cycle through the same file segment 
+  not using shared memory buffer 
+  not releasing byte-range token after open 
+    Data rate was 83583.30 Kbytes/sec, thread utilization 1.000 
+
+Context: Write 16G data (sequence)
+gpfs-server:/usr/lpp/mmfs/samples/perf# ./gpfsperf write seq /home/gpfs_mount/gpfsperf_16G -n 16g -r 1m 
+./gpfsperf write seq /home/gpfs_mount/gpfsperf_16G 
+  recSize 1M nBytes 16G fileSize 16G 
+  nProcesses 1 nThreadsPerProcess 1 
+  file cache flushed before test 
+  not using data shipping 
+  not using direct I/O 
+  offsets accessed will cycle through the same file segment 
+  not using shared memory buffer 
+  not releasing byte-range token after open 
+  no fsync at end of test 
+    Data rate was 50898.76 Kbytes/sec, thread utilization 1.000
+
+
+
+2. 8 Nodes, No Replicate, Adjust Parameters
+
+Context: Create 16G data (sequence)
+gpfs-server:/usr/lpp/mmfs/samples/perf# ./gpfsperf create seq /home/gpfs_mount/gpfsperf_16G_2 -n 16g -r 1m 
+./gpfsperf create seq /home/gpfs_mount/gpfsperf_16G_2 
+  recSize 1M nBytes 16G fileSize 16G 
+  nProcesses 1 nThreadsPerProcess 1 
+  file cache flushed before test 
+  not using data shipping 
+  not using direct I/O 
+  offsets accessed will cycle through the same file segment 
+  not using shared memory buffer 
+  not releasing byte-range token after open 
+  no fsync at end of test 
+    Data rate was 108330.24 Kbytes/sec, thread utilization 1.000 
+
+Context: Read 16G data (sequence)
+gpfs-server:/usr/lpp/mmfs/samples/perf# ./gpfsperf read seq /home/gpfs_mount/gpfsperf_16G_2 -n 16g -r 1m 
+./gpfsperf read seq /home/gpfs_mount/gpfsperf_16G_2 
+  recSize 1M nBytes 16G fileSize 16G 
+  nProcesses 1 nThreadsPerProcess 1 
+  file cache flushed before test 
+  not using data shipping 
+  not using direct I/O 
+  offsets accessed will cycle through the same file segment 
+  not using shared memory buffer 
+  not releasing byte-range token after open 
+    Data rate was 82420.96 Kbytes/sec, thread utilization 1.000 
+
+Context: Write 16G data (sequence)
+gpfs-server:/usr/lpp/mmfs/samples/perf# ./gpfsperf write seq /home/gpfs_mount/gpfsperf_16G_2 -n 16g -r 1m 
+./gpfsperf write seq /home/gpfs_mount/gpfsperf_16G_2 
+  recSize 1M nBytes 16G fileSize 16G 
+  nProcesses 1 nThreadsPerProcess 1 
+  file cache flushed before test 
+  not using data shipping 
+  not using direct I/O 
+  offsets accessed will cycle through the same file segment 
+  not using shared memory buffer 
+  not releasing byte-range token after open 
+  no fsync at end of test 
+    Data rate was 108820.45 Kbytes/sec, thread utilization 1.000 
+
+
+
+3. Multi-thread
+3.1 Create Operation
+
+Context: Create 16G data, 1 thread
+gpfs-server:/usr/lpp/mmfs/samples/perf# ./gpfsperf create seq /home/gpfs_mount/gpfsperf_16G_3 -n 16g -r 1m -th 1 
+./gpfsperf create seq /home/gpfs_mount/gpfsperf_16G_3 
+  recSize 1M nBytes 16G fileSize 16G 
+  nProcesses 1 nThreadsPerProcess 1 
+  file cache flushed before test 
+  not using data shipping 
+  not using direct I/O 
+  offsets accessed will cycle through the same file segment 
+  not using shared memory buffer 
+  not releasing byte-range token after open 
+  no fsync at end of test 
+    Data rate was 50800.95 Kbytes/sec, thread utilization 1.000
+
+Context: Create 16G data, 2 thread
+gpfs-server:/usr/lpp/mmfs/samples/perf# ./gpfsperf create seq /home/gpfs_mount/gpfsperf_16G_3 -n 16g -r 1m -th 2 
+./gpfsperf create seq /home/gpfs_mount/gpfsperf_16G_3 
+  recSize 1M nBytes 16G fileSize 16G 
+  nProcesses 1 nThreadsPerProcess 2 
+  file cache flushed before test 
+  not using data shipping 
+  not using direct I/O 
+  offsets accessed will cycle through the same file segment 
+  not using shared memory buffer 
+  not releasing byte-range token after open 
+  no fsync at end of test 
+    Data rate was 50297.13 Kbytes/sec, thread utilization 0.999 
+
+Context:  Create 16G data, 4 thread
+gpfs-server:/usr/lpp/mmfs/samples/perf# ./gpfsperf create seq /home/gpfs_mount/gpfsperf_16G_3 -n 16g -r 1m -th 4 
+./gpfsperf create seq /home/gpfs_mount/gpfsperf_16G_3 
+  recSize 1M nBytes 16G fileSize 16G 
+  nProcesses 1 nThreadsPerProcess 4 
+  file cache flushed before test 
+  not using data shipping 
+  not using direct I/O 
+  offsets accessed will cycle through the same file segment 
+  not using shared memory buffer 
+  not releasing byte-range token after open 
+  no fsync at end of test 
+    Data rate was 50848.45 Kbytes/sec, thread utilization 0.998
+
+Context:  Create 16G data, 8 thread
+gpfs-server:/usr/lpp/mmfs/samples/perf# ./gpfsperf create seq /home/gpfs_mount/gpfsperf_16G_3 -n 16g -r 1m -th 8 
+./gpfsperf create seq /home/gpfs_mount/gpfsperf_16G_3 
+  recSize 1M nBytes 16G fileSize 16G 
+  nProcesses 1 nThreadsPerProcess 8 
+  file cache flushed before test 
+  not using data shipping 
+  not using direct I/O 
+  offsets accessed will cycle through the same file segment 
+  not using shared memory buffer 
+  not releasing byte-range token after open 
+  no fsync at end of test 
+    Data rate was 50469.88 Kbytes/sec, thread utilization 0.963 
+
+Context:  Create 16G data, 16 thread
+gpfs-server:/usr/lpp/mmfs/samples/perf# ./gpfsperf create seq /home/gpfs_mount/gpfsperf_16G_3 -n 16g -r 1m -th 16 
+./gpfsperf create seq /home/gpfs_mount/gpfsperf_16G_3 
+  recSize 1M nBytes 16G fileSize 16G 
+  nProcesses 1 nThreadsPerProcess 16 
+  file cache flushed before test 
+  not using data shipping 
+  not using direct I/O 
+  offsets accessed will cycle through the same file segment 
+  not using shared memory buffer 
+  not releasing byte-range token after open 
+  no fsync at end of test 
+    Data rate was 52578.33 Kbytes/sec, thread utilization 0.919 
+
+Context:  Create 16G data, 32 thread
+gpfs-server:/usr/lpp/mmfs/samples/perf# ./gpfsperf create seq /home/gpfs_mount/gpfsperf_16G_3 -n 16g -r 1m -th 32 
+./gpfsperf create seq /home/gpfs_mount/gpfsperf_16G_3 
+  recSize 1M nBytes 16G fileSize 16G 
+  nProcesses 1 nThreadsPerProcess 32 
+  file cache flushed before test 
+  not using data shipping 
+  not using direct I/O 
+  offsets accessed will cycle through the same file segment 
+  not using shared memory buffer 
+  not releasing byte-range token after open 
+  no fsync at end of test 
+    Data rate was 53107.28 Kbytes/sec, thread utilization 0.966
+
+Context:  Create 16G data, 64 thread
+gpfs-server:/usr/lpp/mmfs/samples/perf# ./gpfsperf create seq /home/gpfs_mount/gpfsperf_16G_3 -n 16g -r 1m -th 64 
+./gpfsperf create seq /home/gpfs_mount/gpfsperf_16G_3 
+  recSize 1M nBytes 16G fileSize 16G 
+  nProcesses 1 nThreadsPerProcess 64 
+  file cache flushed before test 
+  not using data shipping 
+  not using direct I/O 
+  offsets accessed will cycle through the same file segment 
+  not using shared memory buffer 
+  not releasing byte-range token after open 
+  no fsync at end of test 
+    Data rate was 53019.53 Kbytes/sec, thread utilization 0.978
+
+
+3.2 Read Operation
+
+Context:  Read 16G data, 1 thread
+gpfs-server:/usr/lpp/mmfs/samples/perf# ./gpfsperf read seq /home/gpfs_mount/gpfsperf_16G_3 -r 1m -n 16g -th 1
+
+./gpfsperf read seq /home/gpfs_mount/gpfsperf_16G_3
+
+  recSize 1M nBytes 16G fileSize 16G
+
+  nProcesses 1 nThreadsPerProcess 1
+
+  file cache flushed before test
+
+  not using data shipping
+
+  not using direct I/O
+
+  offsets accessed will cycle through the same file segment
+
+  not using shared memory buffer
+
+  not releasing byte-range token after open
+
+    Data rate was 81685.18 Kbytes/sec, thread utilization 1.000
+
+
+Context:  Read 16G data, 2 thread
+gpfs-server:/usr/lpp/mmfs/samples/perf# ./gpfsperf read seq /home/gpfs_mount/gpfsperf_16G_3 -r 1m -n 16g -th 2
+
+./gpfsperf read seq /home/gpfs_mount/gpfsperf_16G_3
+
+  recSize 1M nBytes 16G fileSize 16G
+
+  nProcesses 1 nThreadsPerProcess 2
+
+  file cache flushed before test
+
+  not using data shipping
+
+  not using direct I/O
+
+  offsets accessed will cycle through the same file segment
+
+  not using shared memory buffer
+
+  not releasing byte-range token after open
+
+    Data rate was 90844.61 Kbytes/sec, thread utilization 0.999
+
+
+Context:  Read 16G data, 4 thread
+gpfs-server:/usr/lpp/mmfs/samples/perf# ./gpfsperf read seq /home/gpfs_mount/gpfsperf_16G_3 -r 1m -n 16g -th 4
+
+./gpfsperf read seq /home/gpfs_mount/gpfsperf_16G_3
+
+  recSize 1M nBytes 16G fileSize 16G
+
+  nProcesses 1 nThreadsPerProcess 4
+
+  file cache flushed before test
+
+  not using data shipping
+
+  not using direct I/O
+
+  offsets accessed will cycle through the same file segment
+
+  not using shared memory buffer
+
+  not releasing byte-range token after open
+
+    Data rate was 89538.89 Kbytes/sec, thread utilization 0.997
+
+
+Context:  Read 16G data, 8 thread
+gpfs-server:/usr/lpp/mmfs/samples/perf# ./gpfsperf read seq /home/gpfs_mount/gpfsperf_16G_3 -r 1m -n 16g -th 8
+
+./gpfsperf read seq /home/gpfs_mount/gpfsperf_16G_3
+
+  recSize 1M nBytes 16G fileSize 16G
+
+  nProcesses 1 nThreadsPerProcess 8
+
+  file cache flushed before test
+
+  not using data shipping
+
+  not using direct I/O
+
+  offsets accessed will cycle through the same file segment
+
+  not using shared memory buffer
+
+  not releasing byte-range token after open
+
+    Data rate was 87044.97 Kbytes/sec, thread utilization 0.994
+
+
+Context:  Read 16G data, 16 thread
+gpfs-server:/usr/lpp/mmfs/samples/perf# ./gpfsperf read seq /home/gpfs_mount/gpfsperf_16G_3 -r 1m -n 16g -th 16
+
+./gpfsperf read seq /home/gpfs_mount/gpfsperf_16G_3
+
+  recSize 1M nBytes 16G fileSize 16G
+
+  nProcesses 1 nThreadsPerProcess 16
+
+  file cache flushed before test
+
+  not using data shipping
+
+  not using direct I/O
+
+  offsets accessed will cycle through the same file segment
+
+  not using shared memory buffer
+
+  not releasing byte-range token after open
+
+    Data rate was 94899.75 Kbytes/sec, thread utilization 0.990
+
+Context:  Read 16G data, 32 thread
+gpfs-server:/usr/lpp/mmfs/samples/perf# ./gpfsperf read seq /home/gpfs_mount/gpfsperf_16G_3 -r 1m -n 16g -th 32 
+./gpfsperf read seq /home/gpfs_mount/gpfsperf_16G_3 
+  recSize 1M nBytes 16G fileSize 16G 
+  nProcesses 1 nThreadsPerProcess 32 
+  file cache flushed before test 
+  not using data shipping 
+  not using direct I/O 
+  offsets accessed will cycle through the same file segment 
+  not using shared memory buffer 
+  not releasing byte-range token after open 
+    Data rate was 90657.18 Kbytes/sec, thread utilization 0.983 
+
+Context:  Read 16G data, 64 thread
+gpfs-server:/usr/lpp/mmfs/samples/perf# ./gpfsperf read seq /home/gpfs_mount/gpfsperf_16G_3 -r 1m -n 16g -th 64 
+./gpfsperf read seq /home/gpfs_mount/gpfsperf_16G_3 
+  recSize 1M nBytes 16G fileSize 16G 
+  nProcesses 1 nThreadsPerProcess 64 
+  file cache flushed before test 
+  not using data shipping 
+  not using direct I/O 
+  offsets accessed will cycle through the same file segment 
+  not using shared memory buffer 
+  not releasing byte-range token after open 
+    Data rate was 89751.67 Kbytes/sec, thread utilization 0.983
+
+
+3.3 Write Operation
+
+Context:  Write 16G data, 1 thread
+gpfs-server:/usr/lpp/mmfs/samples/perf# ./gpfsperf write seq /home/gpfs_mount/gpfsperf_16G_3 -r 1m -n 16g -th 1
+
+./gpfsperf write seq /home/gpfs_mount/gpfsperf_16G_3
+
+  recSize 1M nBytes 16G fileSize 16G
+
+  nProcesses 1 nThreadsPerProcess 1
+
+  file cache flushed before test
+
+  not using data shipping
+
+  not using direct I/O
+
+  offsets accessed will cycle through the same file segment
+
+  not using shared memory buffer
+
+  not releasing byte-range token after open
+
+  no fsync at end of test
+
+    Data rate was 50819.17 Kbytes/sec, thread utilization 1.000
+
+Context:  Write 16G data, 2 thread
+gpfs-server:/usr/lpp/mmfs/samples/perf# ./gpfsperf write seq /home/gpfs_mount/gpfsperf_16G_3 -r 1m -n 16g -th 2
+
+./gpfsperf write seq /home/gpfs_mount/gpfsperf_16G_3
+
+  recSize 1M nBytes 16G fileSize 16G
+
+  nProcesses 1 nThreadsPerProcess 2
+
+  file cache flushed before test
+
+  not using data shipping
+
+  not using direct I/O
+
+  offsets accessed will cycle through the same file segment
+
+  not using shared memory buffer
+
+  not releasing byte-range token after open
+
+  no fsync at end of test
+
+    Data rate was 50588.81 Kbytes/sec, thread utilization 1.000
+
+Context:  Write 16G data, 4 thread
+gpfs-server:/usr/lpp/mmfs/samples/perf# ./gpfsperf write seq /home/gpfs_mount/gpfsperf_16G_3 -r 1m -n 16g -th 4
+
+./gpfsperf write seq /home/gpfs_mount/gpfsperf_16G_3
+
+  recSize 1M nBytes 16G fileSize 16G
+
+  nProcesses 1 nThreadsPerProcess 4
+
+  file cache flushed before test
+
+  not using data shipping
+
+  not using direct I/O
+
+  offsets accessed will cycle through the same file segment
+
+  not using shared memory buffer
+
+  not releasing byte-range token after open
+
+  no fsync at end of test
+
+    Data rate was 50694.87 Kbytes/sec, thread utilization 0.999
+
+
+Context:  Write 16G data, 8 thread
+gpfs-server:/usr/lpp/mmfs/samples/perf# ./gpfsperf write seq /home/gpfs_mount/gpfsperf_16G_3 -r 1m -n 16g -th 8
+
+./gpfsperf write seq /home/gpfs_mount/gpfsperf_16G_3
+
+  recSize 1M nBytes 16G fileSize 16G
+
+  nProcesses 1 nThreadsPerProcess 8
+
+  file cache flushed before test
+
+  not using data shipping
+
+  not using direct I/O
+
+  offsets accessed will cycle through the same file segment
+
+  not using shared memory buffer
+
+  not releasing byte-range token after open
+
+  no fsync at end of test
+
+    Data rate was 51648.90 Kbytes/sec, thread utilization 0.985
+
+
+Context:  Write 16G data, 16 thread
+gpfs-server:/usr/lpp/mmfs/samples/perf# ./gpfsperf write seq /home/gpfs_mount/gpfsperf_16G_3 -r 1m -n 16g -th 16
+
+./gpfsperf write seq /home/gpfs_mount/gpfsperf_16G_3
+
+  recSize 1M nBytes 16G fileSize 16G
+
+  nProcesses 1 nThreadsPerProcess 16
+
+  file cache flushed before test
+
+  not using data shipping
+
+  not using direct I/O
+
+  offsets accessed will cycle through the same file segment
+
+  not using shared memory buffer
+
+  not releasing byte-range token after open
+
+  no fsync at end of test
+
+    Data rate was 53019.51 Kbytes/sec, thread utilization 0.924
+
+Context:  Write 16G data, 32 thread
+gpfs-server:/usr/lpp/mmfs/samples/perf# ./gpfsperf write seq /home/gpfs_mount/gpfsperf_16G_3 -r 1m -n 16g -th 32
+
+./gpfsperf write seq /home/gpfs_mount/gpfsperf_16G_3
+
+  recSize 1M nBytes 16G fileSize 16G
+
+  nProcesses 1 nThreadsPerProcess 32
+
+  file cache flushed before test
+
+  not using data shipping
+
+  not using direct I/O
+
+  offsets accessed will cycle through the same file segment
+
+  not using shared memory buffer
+
+  not releasing byte-range token after open
+
+  no fsync at end of test
+
+    Data rate was 53003.69 Kbytes/sec, thread utilization 0.966
+
+
+Context:  Write 16G data, 64 thread
+gpfs-server:/usr/lpp/mmfs/samples/perf# ./gpfsperf write seq /home/gpfs_mount/gpfsperf_16G_3 -r 1m -n 16g -th 64
+
+./gpfsperf write seq /home/gpfs_mount/gpfsperf_16G_3
+
+  recSize 1M nBytes 16G fileSize 16G
+
+  nProcesses 1 nThreadsPerProcess 64
+
+  file cache flushed before test
+
+  not using data shipping
+
+  not using direct I/O
+
+  offsets accessed will cycle through the same file segment
+
+  not using shared memory buffer
+
+  not releasing byte-range token after open
+
+  no fsync at end of test
+
+    Data rate was 53590.98 Kbytes/sec, thread utilization 0.971
+
+
+
+
+4. Compare
+
+
+All kind Operation (sequence)
+
+Replicate & Adjust Parameters
+No Replicate & Adjust Parameters
+Create
+54649.55 KB/s
+108330.24 KB/s
+Read
+83583.30 KB/s
+82420.96 KB/s
+Write
+50898.76 KB/s
+108820.45 KB/s
+
+
+
+
+
+
+
+Multi-thread (sequence)
+
+
+1
+2
+4
+8
+16
+32
+64
+Create
+50800.95 KB/s
+50297.13 KB/s
+50848.45 KB/s
+50469.88 KB/s
+52578.33 KB/s
+53107.28 KB/s
+53019.53 KB/s
+Read
+81685.18 KB/s
+90844.61 KB/s
+89538.89 KB/s
+87044.97 KB/s
+94899.75 KB/s
+90657.18 KB/s
+89751.67 KB/s
+Write
+50819.17 KB/s
+50588.81 KB/s
+50694.87 KB/s
+51648.90 KB/s
+53019.51 KB/s
+53003.69 KB/s
+53590.98 KB/s
+
+