Re: RadosGW performance and disk space usage

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Sure I can later when I arrive home. With the end of my vacation, I'll
be able to devote a couple of hours after my 3-year-old sleeps. :-)

I guess my laptop hard disk has horrible seek times. I'll repeat the
tests in my desktop as soon as possible.

Thanks a lot for the attention!

Best regards
Mello

On Mon, Jan 28, 2013 at 3:35 PM, Yehuda Sadeh <yehuda@xxxxxxxxxxx> wrote:
> On Sun, Jan 27, 2013 at 3:10 PM, Cesar Mello <cmello@xxxxxxxxx> wrote:
>> Hi,
>>
>> Just tried rest-bench. This little tool is wonderful, thanks!
>>
>> I still have to learn lots of things. So please don't spend much time
>> explaining me, but instead please give me any pointers to
>> documentation or source code that can be useful. As a curiosity, I'm
>> pasting the results from my laptop. I'll repeat the same tests using
>> my desktop as the server.
>>
>> Notice there is an assert being triggered, so I guess I'm running a
>> build with debugging code ?!. I compiled using ./configure
>> --with-radosgw --with-rest-bench followed by make.
>>
>> Thanks a lot for the attention.
>>
>> Best regards!
>> Mello
>>
>> root@l3:/etc/init.d# rest-bench --api-host=localhost --bucket=test
>> --access-key=JJABVJ3AWBS1ZOCML7NS
>> --secret=A+ecBz2+Sdxj4Y8Mo+u3akIewGvJPkwOhwRgPKkX --protocol=http
>> --uri_style=path write
>> host=localhost
>>  Maintaining 16 concurrent writes of 4194304 bytes for at least 60 seconds.
>>  Object prefix: benchmark_data_l3_4032
>>    sec Cur ops   started  finished  avg MB/s  cur MB/s  last lat   avg lat
>>      0       3         3         0         0         0         -         0
>>      1      16        16         0         0         0         -         0
>>      2      16        16         0         0         0         -         0
>>      3      16        16         0         0         0         -         0
>>      4      16        16         0         0         0         -         0
>>      5      16        16         0         0         0         -         0
>>      6      16        16         0         0         0         -         0
>>      7      16        16         0         0         0         -         0
>>      8      16        16         0         0         0         -         0
>>      9      16        16         0         0         0         -         0
>>     10      16        16         0         0         0         -         0
>>     11      16        16         0         0         0         -         0
>>     12      16        17         1  0.333265  0.333333   11.2761   11.2761
>>     13      16        18         2  0.615257         4   12.5964   11.9363
>>     14      16        20         4   1.14262         8   13.1392   12.5365
>>     15      16        23         7   1.86628        12   14.2273   13.2594
>>     16      16        27        11   2.74944        16   15.0222   13.8968
>>     17      16        32        16   3.76394        20   16.2604   14.6301
>>     18      16        32        16   3.55483         0         -   14.6301
>>     19      16        34        18    3.7887         4    6.2274   13.7695
>> 2013-01-27 20:49:29.703509min lat: 6.2274 max lat: 16.2604 avg lat: 13.7695
>>    sec Cur ops   started  finished  avg MB/s  cur MB/s  last lat   avg lat
>>     20      16        34        18   3.59927         0         -   13.7695
>>     21      16        34        18   3.42787         0         -   13.7695
>>     22      16        34        18   3.27205         0         -   13.7695
>>     23      16        35        19   3.30367         1   9.09053   13.5233
>>     24      16        36        20   3.33264         4   9.09667    13.302
>>     25      16        36        20   3.19933         0         -    13.302
>>     26      16        36        20   3.07628         0         -    13.302
>>     27      16        37        21   3.11047   1.33333   11.2459    13.204
>>     28      16        37        21   2.99938         0         -    13.204
>>     29      16        37        21   2.89595         0         -    13.204
>>     30      16        37        21   2.79942         0         -    13.204
>>     31      16        37        21   2.70912         0         -    13.204
>>     32      16        39        23   2.87441       1.6   14.9981   13.3602
>>     33      16        39        23    2.7873         0         -   13.3602
>>     34      16        39        23   2.70533         0         -   13.3602
>>     35      16        40        24   2.74229   1.33333   21.5365   13.7009
>>     36      16        40        24   2.66612         0         -   13.7009
>>     37      16        42        26   2.81023         4   22.6059   14.3855
>>     38      16        42        26   2.73628         0         -   14.3855
>>     39      16        45        29   2.97374         6   23.2615   15.3025
>> 2013-01-27 20:49:49.707740min lat: 6.2274 max lat: 23.4496 avg lat: 16.1307
>>    sec Cur ops   started  finished  avg MB/s  cur MB/s  last lat   avg lat
>>     40      16        51        35   3.49927        24   21.0123   16.1307
>>     41      16        51        35   3.41392         0         -   16.1307
>>     42      16        52        36   3.42786         2   19.0243    16.211
>>     43      16        52        36   3.34814         0         -    16.211
>>     44      16        52        36   3.27204         0         -    16.211
>>     45      16        52        36   3.19933         0         -    16.211
>>     46      16        53        37   3.21672         1   11.0793   16.0723
>>     47      16        53        37   3.14828         0         -   16.0723
>>     48      16        53        37   3.08269         0         -   16.0723
>>     49      16        53        37   3.01978         0         -   16.0723
>>     50      16        55        39   3.11935         2   23.4253   16.5245
>>     51      16        55        39   3.05819         0         -   16.5245
>>     52      16        58        42    3.2301         6   13.3052   16.2945
>>     53      16        58        42   3.16915         0         -   16.2945
>>     54      16        60        44   3.25858         4   14.2116   16.1999
>>     55      16        60        44   3.19933         0         -   16.1999
>>     56      16        63        47   3.35644         6   15.6276   16.3393
>>     57      16        63        47   3.29756         0         -   16.3393
>>     58      16        66        50   3.44755         6   18.0547   16.5454
>>     59      16        66        50   3.38912         0         -   16.5454
>> 2013-01-27 20:50:09.712027min lat: 6.2274 max lat: 26.3519 avg lat: 16.5454
>>    sec Cur ops   started  finished  avg MB/s  cur MB/s  last lat   avg lat
>>     60      16        66        50   3.33263         0         -   16.5454
>>     61      16        66        50     3.278         0         -   16.5454
>>     62      16        66        50   3.22513         0         -   16.5454
>>     63      16        67        51   3.23741       0.8   10.9553   16.4358
>>     64      16        67        51   3.18683         0         -   16.4358
>>     65      16        67        51    3.1378         0         -   16.4358
>>     66      16        67        51   3.09025         0         -   16.4358
>>     67      16        67        51   3.04413         0         -   16.4358
>>     68      16        67        51   2.99937         0         -   16.4358
>>     69      16        67        51    2.9559         0         -   16.4358
>>     70      16        67        51   2.91367         0         -   16.4358
>>     71      14        67        53   2.98528         1   15.1841   16.2524
>>     72       9        67        58   3.22154        20   26.2114   16.6243
>>  Total time run:         72.403588
>> Total writes made:      67
>> Write size:             4194304
>> Bandwidth (MB/sec):     3.701
>>
>> Stddev Bandwidth:       4.92554
>> Max bandwidth (MB/sec): 24
>> Min bandwidth (MB/sec): 0
>> Average Latency:        17.1886
>> Stddev Latency:         5.48181
>> Max latency:            32.7038
>> Min latency:            6.2274
>
> Can you run 'rados bench' on the same setup (with the same params)?
> The numbers are really horrible.
>
> Yehuda
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