Re: FIO - Client and Server - Suggestion

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On 10/8/14, 10:52 AM, "Jens Axboe" <axboe@xxxxxxxxx> wrote:

>On 10/08/2014 08:47 AM, Neto, Antonio Jose Rodrigues wrote:
>> 
>> 
>> On 10/8/14, 10:33 AM, "Jens Axboe" <axboe@xxxxxxxxx> wrote:
>> 
>>> On 10/08/2014 08:13 AM, Neto, Antonio Jose Rodrigues wrote:
>>>>
>>>>
>>>> On 10/8/14, 12:03 AM, "Jens Axboe" <axboe@xxxxxxxxx> wrote:
>>>>
>>>>> On 2014-10-07 21:24, Neto, Antonio Jose Rodrigues wrote:
>>>>>> Nossa Senhora:fio neto$ ./fio --client 10.61.109.151 --remote-config
>>>>>> /root/fio.patch/fio/model
>>>>>> hostname=s1, be=0, 64-bit, os=Linux, arch=x86-64,
>>>>>> fio=fio-2.1.13-42-g3232,
>>>>>> flags=1
>>>>>> <s1> fio: unable to open '/root/fio.patch/fio/model:70?' job file
>>>>>> client: host=10.61.109.151 disconnected
>>>>>>
>>>>>> Any ideas?
>>>>>
>>>>> Looks like I just forgot to zero terminate that string. It was never
>>>>> absolute or relative path, just luck and what was in memory. Try and
>>>>> pull again, I committed a fix for that.
>>>>>
>>>>> -- 
>>>>> Jens Axboe
>>>>>
>>>>> --
>>>>
>>>>
>>>> Hi Jens,
>>>>
>>>> This is neto from Brazil
>>>>
>>>> How are you?
>>>>
>>>> Seems to me it's working with absolute path now with the latest commit
>>>> to
>>>> remote-config branch.
>>>
>>> Great, I verified this morning that it was an issue, we'd be looking at
>>> unitialized/allocated memory without it.
>>>
>>>> But, running the workload from my mac (connected to 2 Linux clients) I
>>>> do
>>>> not see the progress.
>>>>
>>>> Nossa Senhora:fiop neto$ ./fio --client 10.61.109.151 --remote-config
>>>> /root/fiop/model --client 10.61.109.152 --remote-config
>>>>/root/fiop/model
>>>> hostname=s2, be=0, 64-bit, os=Linux, arch=x86-64, fio=fio-2.1.13,
>>>> flags=1
>>>> hostname=s1, be=0, 64-bit, os=Linux, arch=x86-64,
>>>> fio=fio-2.1.13-31-g15e3,
>>>> flags=1
>>>> <s2> workload: (g=0): rw=read, <s1> workload: (g=0): rw=read,
>>>> bs=64K-64K/64K-64K/64K-64K, bs=64K-64K/64K-64K/64K-64K,
>>>>ioengine=libaio,
>>>> iodepth=1
>>>> ioengine=libaio, iodepth=1
>>>> <s2> ...
>>>> <s1> ...
>>>> <s1> Starting <s2> Starting 128 threads
>>>> 128 threads
>>>> Jobs: 0 (f=0)
>>>>
>>>> Any idea why?
>>>
>>> Works for me, just tried it from an OSX client. I notice that you don't
>>> seem to have updated the 's2' fio version, however. So I'd suggest you
>>> ensure you are running the same thing on all of them.
>>>
>>> -- 
>>> Jens Axboe
>>>
>> 
>> 
>> Hi Jens,
>> 
>> This is neto from Brazil
>> 
>> How are you?
>> 
>> With one client and one server it works
>> 
>> Nossa Senhora:fiop neto$ ./fio --client 10.61.109.151 --remote-config
>> /root/fiop/model
>> hostname=s1, be=0, 64-bit, os=Linux, arch=x86-64,
>>fio=fio-2.1.13-31-g15e3,
>> flags=1
>> <s1> workload: (g=0): rw=read, bs=64K-64K/64K-64K/64K-64K,
>> ioengine=libaio, iodepth=1
>> <s1> ...
>> <s1> Starting 128 threads
>> Jobs: 128 (f=2048): [R(128)] [4.4% done] [1770M/0K/0K /s] [27.7K/0/0
>>iops]
>> [eta 09m:45s]
>> 
>> 
>> 
>> 
>> 
>> But with one client and 2 servers it does not work (the progress)
>> 
>> 
>> Nossa Senhora:fiop neto$ ./fio --client 10.61.109.151 --remote-config
>> /root/fiop/model --client 10.61.109.152 --remote-config /root/fiop/model
>> hostname=s2, be=0, 64-bit, os=Linux, arch=x86-64,
>>fio=fio-2.1.13-31-g15e3,
>> flags=1
>> hostname=s1, be=0, 64-bit, os=Linux, arch=x86-64,
>>fio=fio-2.1.13-31-g15e3,
>> flags=1
>> <s2> workload: (g=0): rw=read, <s1> workload: (g=0): rw=read,
>> bs=64K-64K/64K-64K/64K-64K, bs=64K-64K/64K-64K/64K-64K, ioengine=libaio,
>> iodepth=1
>> ioengine=libaio, iodepth=1
>> <s2> ...
>> <s1> ...
>> <s2> Starting <s1> Starting 128 threads128 threads
>> 
>> Jobs: 0 (f=0)
>> Jobs: 0 (f=0)
>
>Weird, tested two here, running different jobs, and it summed them up
>fine and reported the ETA line. I will take a look, when time permits.
>
>-- 
>Jens Axboe


Hi Jens,

This is neto from Brazil

How are you?

Just a quick update to help you with the troubleshooting.

>From latest commit ...

When I start the fio (from my mac to use 2 Linux servers)

When the job starts, I do not see anything on the screen only this:

Nossa Senhora:fio neto$ ./fio --client 10.61.109.151 --remote-config
/root/fio/write --client 10.61.109.152 --remote-config /root/fio/write
hostname=s2, be=0, 64-bit, os=Linux, arch=x86-64, fio=fio-2.1.13-58-g3441,
flags=1
hostname=s1, be=0, 64-bit, os=Linux, arch=x86-64, fio=fio-2.1.13-58-g3441,
flags=1
<s2> workload: (g=0): rw=write, <s1> workload: (g=0): rw=write,
bs=32K-32K/32K-32K/32K-32K, bs=32K-32K/32K-32K/32K-32K, ioengine=libaio,
iodepth=4
ioengine=libaio, iodepth=4
<s2> ...
<s1> ...
<s2> Starting <s1> Starting 64 threads
64 threads
Jobs: 0 (f=0)




After 60 seconds.... (on my config file)

I have this:

workload: (groupid=0, jobs=64): err= 0: pid=3644: Fri Oct 10 09:31:50 2014
  mixed: io=36714MB, bw=1223.2MB/s, iops=39141, runt= 30015msec
    slat (usec): min=10, max=308, avg=20.57, stdev= 5.24
    clat (usec): min=265, max=295734, avg=6496.79, stdev=12165.17
     lat (usec): min=280, max=295748, avg=6517.62, stdev=12165.19
    clat percentiles (usec):
     |  1th=[  868],  5th=[ 1336], 10th=[ 1720], 20th=[ 2384], 30th=[
3024],
     | 40th=[ 3696], 50th=[ 4448], 60th=[ 5344], 70th=[ 6496], 80th=[
8096],
     | 90th=[11968], 95th=[15808], 99th=[22912], 100th=[69120],
100th=[197632],
     | 100th=[211968], 100th=[254976]
    bw (KB  /s): min= 3648, max=58112, per=1.57%, avg=19618.75,
stdev=4463.44
    lat (usec) : 500=0.06%, 750=0.45%, 1000=1.38%
    lat (msec) : 2=12.27%, 4=29.89%, 10=41.98%, 20=12.22%, 50=1.23%
    lat (msec) : 100=0.06%, 250=0.45%, 500=0.01%
  cpu          : usr=0.72%, sys=1.15%, ctx=1146612, majf=0, minf=223
  IO depths    : 1=0.1%, 2=0.1%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%,
>=64=0.0%
     submit    : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%,
>=64=0.0%
     complete  : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%,
>=64=0.0%
     issued    : total=r=1174844/w=0/d=0, short=r=0/w=0/d=0,
drop=r=0/w=0/d=0
     latency   : target=0, window=0, percentile=100.00%, depth=4

Run status group 0 (all jobs):
  MIXED: io=36714MB, aggrb=1223.2MB/s, minb=1223.2MB/s, maxb=1223.2MB/s,
mint=30015msec, maxt=30015msec
Jobs: 0 (f=0)



After 60 seconds.... ( I have this)...


<s1>  0 (f=0)
workload: (groupid=0, jobs=64): err= 0: pid=3607: Fri Oct 10 09:32:04 2014
  mixed: io=60243MB, bw=1338.6MB/s, iops=42833, runt= 45006msec
    slat (usec): min=10, max=1097, avg=21.47, stdev= 7.11
    clat (usec): min=256, max=302936, avg=5944.33, stdev=9841.20
     lat (usec): min=275, max=302957, avg=5966.03, stdev=9841.14
    clat percentiles (usec):
     |  1th=[  820],  5th=[ 1240], 10th=[ 1656], 20th=[ 2416], 30th=[
3120],
     | 40th=[ 4048], 50th=[ 4704], 60th=[ 5152], 70th=[ 6048], 80th=[
7328],
     | 90th=[10304], 95th=[14912], 99th=[21888], 100th=[25728],
100th=[181248],
     | 100th=[207872], 100th=[244736]
    bw (KB  /s): min= 8256, max=53824, per=1.57%, avg=21476.50,
stdev=4885.09
    lat (usec) : 500=0.07%, 750=0.59%, 1000=1.81%
    lat (msec) : 2=11.88%, 4=25.20%, 10=49.90%, 20=8.94%, 50=1.29%
    lat (msec) : 100=0.04%, 250=0.26%, 500=0.01%
  cpu          : usr=0.78%, sys=1.29%, ctx=1952463, majf=0, minf=219
  IO depths    : 1=0.1%, 2=0.1%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%,
>=64=0.0%
     submit    : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%,
>=64=0.0%
     complete  : 0=0.0%, 4=100.0%, 8=0.0%, 16=0.0%, 32=0.0%, 64=0.0%,
>=64=0.0%
     issued    : total=r=1927764/w=0/d=0, short=r=0/w=0/d=0,
drop=r=0/w=0/d=0
     latency   : target=0, window=0, percentile=100.00%, depth=4

Run status group 0 (all jobs):
  MIXED: io=60243MB, aggrb=1338.6MB/s, minb=1338.6MB/s, maxb=1338.6MB/s,
mint=45006msec, maxt=45006msec



Thanks,

neto





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