-------------------------------------------------------------
test 2.5.59 (as compared to
2.5.57) APPROXIMATE % change
-------------------------------------------------------------
rate (megabytes per second) 20% decrease
CPU % utilization around 10% decrease
Average Latency less than 15% increase
Maximum latency less than 15% increase
CPU efficiency 5-10% increase
-------------------------------------------------------------
No size specified, using 252 MB
Unit information
================
File size = megabytes
Blk Size = bytes
Rate = megabytes per second
CPU% = percentage of CPU used during the test
Latency = milliseconds
Lat% = percent of requests that took longer than X seconds
CPU Eff = Rate divided by CPU% - throughput per cpu load
Sequential Reads
File Blk Num Avg Maximum Lat% Lat% CPU
Identifier Size Size Thr Rate (CPU%) Latency Latency >2s >10s Eff
---------------------------- ------ ----- --- ------ ------ --------- ----------- -------- -------- -----
2.5.59 252 4096 10 7.84 4.253% 12.545 1919.32 0.00000 0.00000 184
Random Reads
File Blk Num Avg Maximum Lat% Lat% CPU
Identifier Size Size Thr Rate (CPU%) Latency Latency >2s >10s Eff
---------------------------- ------ ----- --- ------ ------ --------- ----------- -------- -------- -----
2.5.59 252 4096 10 0.43 0.668% 234.379 1247.08 0.00000 0.00000 64
Sequential Writes
File Blk Num Avg Maximum Lat% Lat% CPU
Identifier Size Size Thr Rate (CPU%) Latency Latency >2s >10s Eff
---------------------------- ------ ----- --- ------ ------ --------- ----------- -------- -------- -----
2.5.59 252 4096 10 11.82 20.81% 5.935 45097.07 0.06406 0.01875 57
Random Writes
File Blk Num Avg Maximum Lat% Lat% CPU
Identifier Size Size Thr Rate (CPU%) Latency Latency >2s >10s Eff
---------------------------- ------ ----- --- ------ ------ --------- ----------- -------- -------- -----
2.5.59 252 4096 10 0.68 0.839% 1.558 2188.15 0.00000 0.00000 81
Aniruddha Marathe
WIPRO Technologies, India
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