[openib-general] nfsrdma release 7 issues,

Vu Pham vuhuong at mellanox.com
Wed Dec 13 15:50:10 PST 2006


Tom,
   Here is the iozone output with same hw configuration; 
however, now server is running nfsrdma release 6, client is 
still running nfsrdma release 7

-vu

> 
>>>> 2. Can you please send me the iozone test parameters your using?
>>>>
>>> server has 8GB of mem, client has 2GB of mem
>>>
>>> iozone -r 64KB -s 5g -i 0 -i 1
>>> and
>>> iozone -r 64KB -s 2g -i 0 -i 1 -t 3
>>>
>>
>> Can you please send me the iozone output you get from these commands?
> 
> Here it is
> 
> -vu
> 
> 
> 
> 
> ------------------------------------------------------------------------
> 
> [root at ibd001 ~]# cat /proc/meminfo 
> MemTotal:      2056688 kB
> MemFree:       1851248 kB
> Buffers:         12644 kB
> Cached:          91764 kB
> SwapCached:          0 kB
> Active:          69400 kB
> Inactive:        76536 kB
> HighTotal:           0 kB
> HighFree:            0 kB
> LowTotal:      2056688 kB
> LowFree:       1851248 kB
> SwapTotal:     4192924 kB
> SwapFree:      4192924 kB
> Dirty:            1048 kB
> Writeback:           4 kB
> AnonPages:       41584 kB
> Mapped:           6968 kB
> Slab:            26760 kB
> PageTables:       2072 kB
> NFS_Unstable:        0 kB
> Bounce:              0 kB
> CommitLimit:   5221268 kB
> Committed_AS:    71812 kB
> VmallocTotal: 34359738367 kB
> VmallocUsed:      2500 kB
> VmallocChunk: 34359735671 kB
> HugePages_Total:     0
> HugePages_Free:      0
> HugePages_Rsvd:      0
> Hugepagesize:     2048 kB
> [root at ibd001 ~]# . /etc/nfsrdma-v7
> Doing nfs/rdma mount to 193.168.13.202, mount protocol to 193.168.13.202
> [root at ibd001 ~]# 
> [root at ibd001 ~]# 
> [root at ibd001 ~]# cd /vol-202
> [root at ibd001 vol-202]# iozone -r 64KB -s 5g -i 0 -i 1
>         Iozone: Performance Test of File I/O
>                 Version $Revision: 3.263 $
>                 Compiled for 32 bit mode.
>                 Build: linux 
> 
>         Contributors:William Norcott, Don Capps, Isom Crawford, Kirby Collins
>                      Al Slater, Scott Rhine, Mike Wisner, Ken Goss
>                      Steve Landherr, Brad Smith, Mark Kelly, Dr. Alain CYR,
>                      Randy Dunlap, Mark Montague, Dan Million, 
>                      Jean-Marc Zucconi, Jeff Blomberg,
>                      Erik Habbinga, Kris Strecker, Walter Wong.
> 
>         Run began: Wed Dec 13 14:36:18 2006
> 
>         Record Size 64 KB
>         File size set to 5242880 KB
>         Command line used: iozone -r 64KB -s 5g -i 0 -i 1
>         Output is in Kbytes/sec
>         Time Resolution = 0.000001 seconds.
>         Processor cache size set to 1024 Kbytes.
>         Processor cache line size set to 32 bytes.
>         File stride size set to 17 * record size.
>                                                             random  random    bkwd  record  stride                                   
>               KB  reclen   write rewrite    read    reread    read   write    read rewrite    read   fwrite frewrite   fread  freread
>          5242880      64  179970  257954   441693   485204                                                                          
> 
> iozone test complete.
> [root at ibd001 vol-202]#
> [root at ibd001 vol-202]# iozone -r 64KB -s 2g -i 0 -i 1 -t 3
>         Iozone: Performance Test of File I/O
>                 Version $Revision: 3.263 $
>                 Compiled for 32 bit mode.
>                 Build: linux 
> 
>         Contributors:William Norcott, Don Capps, Isom Crawford, Kirby Collins
>                      Al Slater, Scott Rhine, Mike Wisner, Ken Goss
>                      Steve Landherr, Brad Smith, Mark Kelly, Dr. Alain CYR,
>                      Randy Dunlap, Mark Montague, Dan Million, 
>                      Jean-Marc Zucconi, Jeff Blomberg,
>                      Erik Habbinga, Kris Strecker, Walter Wong.
> 
>         Run began: Wed Dec 13 14:39:41 2006
> 
>         Record Size 64 KB
>         File size set to 2097152 KB
>         Command line used: iozone -r 64KB -s 2g -i 0 -i 1 -t 3
>         Output is in Kbytes/sec
>         Time Resolution = 0.000001 seconds.
>         Processor cache size set to 1024 Kbytes.
>         Processor cache line size set to 32 bytes.
>         File stride size set to 17 * record size.
>         Throughput test with 3 processes
>         Each process writes a 2097152 Kbyte file in 64 Kbyte records
> 
>         Children see throughput for  3 initial writers  =  220949.31 KB/sec
>         Parent sees throughput for  3 initial writers   =  204066.05 KB/sec
>         Min throughput per process                      =   68142.53 KB/sec 
>         Max throughput per process                      =   82785.59 KB/sec
>         Avg throughput per process                      =   73649.77 KB/sec
>         Min xfer                                        = 1971712.00 KB
> 
>         Children see throughput for  3 rewriters        =  307993.49 KB/sec
>         Parent sees throughput for  3 rewriters         =  293288.28 KB/sec
>         Min throughput per process                      =   92883.50 KB/sec 
>         Max throughput per process                      =  119024.17 KB/sec
>         Avg throughput per process                      =  102664.50 KB/sec
>         Min xfer                                        = 1799616.00 KB
> 
>         Children see throughput for  3 readers          =  423371.39 KB/sec
>         Parent sees throughput for  3 readers           =  423168.28 KB/sec
>         Min throughput per process                      =  139781.50 KB/sec 
>         Max throughput per process                      =  142646.52 KB/sec
>         Avg throughput per process                      =  141123.80 KB/sec
>         Min xfer                                        = 2055232.00 KB
> 
>         Children see throughput for 3 re-readers        =  447745.98 KB/sec
>         Parent sees throughput for 3 re-readers         =  447678.57 KB/sec
>         Min throughput per process                      =  148235.48 KB/sec 
>         Max throughput per process                      =  149965.86 KB/sec
>         Avg throughput per process                      =  149248.66 KB/sec
>         Min xfer                                        = 2072512.00 KB
> 
> 
> 
> iozone test complete.
>  

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