Dell/PowerEdge R510

The Dell PowerEdge R510 hosts are used for the es1001-es1010 hosts in eqiad.

Hardware stats

12 disks hardware raid card

Performance statistics

These tests done with the disks configured:

• raid 10
• 256k stripe
• no read ahead
• writeback cache

Tests performed with sysbench 0.4.10-1build1, standard debian package (obtained by 'aptitude install sysbench')

cpu, memory, threads, mutex

root@es1003:/a/tmp/sysbench# for i in cpu memory threads mutex ; do sysbench --test=$i run; done
sysbench 0.4.10:  multi-threaded system evaluation benchmark

Running the test with following options:
Number of threads: 1

Doing CPU performance benchmark

Threads started!
Done.

Maximum prime number checked in CPU test: 10000


Test execution summary:
    total time:                          10.0859s
    total number of events:              10000
    total time taken by event execution: 10.0851
    per-request statistics:
         min:                                  0.96ms
         avg:                                  1.01ms
         max:                                  1.91ms
         approx.  95 percentile:               1.76ms

Threads fairness:
    events (avg/stddev):           10000.0000/0.00
    execution time (avg/stddev):   10.0851/0.00

sysbench 0.4.10:  multi-threaded system evaluation benchmark

Running the test with following options:
Number of threads: 1

Doing memory operations speed test
Memory block size: 1K

Memory transfer size: 102400M

Memory operations type: write
Memory scope type: global
Threads started!
Done.
Operations performed: 104857600 (2259393.46 ops/sec)
102400.00 MB transferred (2206.44 MB/sec)


Test execution summary:
    total time:                          46.4096s
    total number of events:              104857600
    total time taken by event execution: 39.3877
    per-request statistics:
         min:                                  0.00ms
         avg:                                  0.00ms
         max:                                  0.19ms
         approx.  95 percentile:               0.00ms

Threads fairness:
    events (avg/stddev):           104857600.0000/0.00
    execution time (avg/stddev):   39.3877/0.00

sysbench 0.4.10:  multi-threaded system evaluation benchmark

Running the test with following options:
Number of threads: 1

Doing thread subsystem performance test
Thread yields per test: 1000 Locks used: 8
Threads started!
Done.


Test execution summary:
    total time:                          2.0137s
    total number of events:              10000
    total time taken by event execution: 2.0128
    per-request statistics:
         min:                                  0.20ms
         avg:                                  0.20ms
         max:                                  0.33ms
         approx.  95 percentile:               0.20ms

Threads fairness:
    events (avg/stddev):           10000.0000/0.00
    execution time (avg/stddev):   2.0128/0.00

sysbench 0.4.10:  multi-threaded system evaluation benchmark

Running the test with following options:
Number of threads: 1

Doing mutex performance test
Threads started!
Done.


Test execution summary:
    total time:                          0.0021s
    total number of events:              1
    total time taken by event execution: 0.0020
    per-request statistics:
         min:                                  2.01ms
         avg:                                  2.01ms
         max:                                  2.01ms
         approx.  95 percentile:         10000000.00ms

Threads fairness:    events (avg/stddev):           1.0000/0.00
    execution time (avg/stddev):   0.0020/0.00