Van Renterghem Stijn
2016-Feb-18  12:35 UTC
[Gluster-users] FW: Performance with Gluster+Fuse is 60x
Hi Stefan,
I only received the mail from the daily summary?
There is only one application that use Gluster.
1) Before I started the application, I requested the statistics.
So the next time I will request the statistics, I will see what is happened
between the 2 statistics requests.
2) I start the application and wait until it is completely started.
3) I request the statistics again.
Vriendelijke groeten,
Cordialement,
Best regards,
Stijn Van Renterghem
Message: 9
Date: Wed, 17 Feb 2016 23:56:50 +0100
From: Stefan Jakobs <stefan at localside.net>
To: gluster-users at gluster.org
Subject: Re: [Gluster-users] FW: Performance with Gluster+Fuse is 60x
              slower   then Gluster+NFS ?
Message-ID: <1653844.tVNjnrziUC at genux>
Content-Type: text/plain; charset="us-ascii"
Van Renterghem Stijn:
> Interval2
> Block Size:                  1b+                  16b+                 
32b+
> No. of Reads:                    0                     0
>  0 No. of Writes:                  342                    25
>    575
>
>    Block Size:                 64b+                 128b+
> 256b+ No. of Reads:                    0                     0
>        0 No. of Writes:                  143                   898
>          118
>
>    Block Size:                512b+                1024b+
> 2048b+ No. of Reads:                    1                     4
>        11 No. of Writes:                   82                     0
>             0
>
>    Block Size:               4096b+                8192b+
> 16384b+ No. of Reads:                   11                    31
>         39 No. of Writes:                    0                     0
>              0
>
>    Block Size:              32768b+               65536b+
> 131072b+ No. of Reads:                   59                   148
>         555 No. of Writes:                    0                     0
>               0
>
> %-latency   Avg-latency   Min-Latency   Max-Latency   No. of calls
> Fop ---------   -----------   -----------   -----------   ------------
>   ---- 0.00       0.00 us       0.00 us       0.00 us              1
> FORGET 0.00       0.00 us       0.00 us       0.00 us            201
> RELEASE 0.00       0.00 us       0.00 us       0.00 us          54549
> RELEASEDIR 0.00      47.00 us      47.00 us      47.00 us              1
> REMOVEXATTR 0.00      94.00 us      74.00 us     114.00 us              2
>   XATTROP 0.00     191.00 us     191.00 us     191.00 us              1
> TRUNCATE 0.00      53.50 us      35.00 us      74.00 us              4
> STATFS 0.00      79.67 us      70.00 us      91.00 us              3
> RENAME 0.00      37.33 us      27.00 us      68.00 us             15
> INODELK 0.00     190.67 us     116.00 us     252.00 us              3
> UNLINK 0.00      28.83 us       8.00 us      99.00 us             30
> ENTRYLK 0.00     146.33 us     117.00 us     188.00 us              6
> CREATE 0.00      37.63 us      12.00 us      73.00 us             84
> READDIR 0.00      23.75 us       8.00 us      75.00 us            198
> FLUSH 0.00      65.33 us      42.00 us     141.00 us            204
> OPEN 0.01      45.78 us      11.00 us     191.00 us            944
> FINODELK 0.01      80.34 us      31.00 us     211.00 us            859
>   READ 0.02      96.74 us      50.00 us     188.00 us            944
> FXATTROP 0.02      55.84 us      24.00 us     140.00 us           1707
>  FSTAT 0.02      52.89 us      21.00 us     175.00 us           2183
> WRITE 0.02      59.69 us      11.00 us     235.00 us           2312
> GETXATTR 0.03      51.18 us       8.00 us     142.00 us           3091
>   STAT 0.46      48.66 us       1.00 us     179.00 us          54549
> OPENDIR 1.13     135.93 us      18.00 us   16362.00 us          48124
> READDIRP 98.29      70.46 us      16.00 us    2903.00 us        8104385
>  LOOKUP
>
>     Duration: 7560 seconds
>    Data Read: 91208567 bytes = 91MB
> Data Written: 292007 bytes = 0,292MB
How did you collect these statistics?
Thanks
Stefan
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