FhGFS Benchmarking

Multi Stream Throughput

Tests with 5 clients reading and writing 1GB each

Two Storage Servers

Tuning

root@cloud28:~# fhgfs-ctl --getentryinfo /mnt/fhgfs
Path:
Mount: /mnt/fhgfs
EntryID: root
Metadata node: cloud32 [ID: 13708]
Stripe pattern details:
+ Type: RAID0
+ Chunksize: 512K
+ Number of storage targets: desired: 2
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==== Test command ====
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root@cloud24:~/fhgfs-benchmark# mpirun -hostfile hostfile -np 5 /root/ior/IOR/src/C/IOR -wr -C -i5 -t512k -b 1g -F -o /mnt/fhgfs/test.ior

Result

Summary:
        api                = POSIX
        test filename      = /mnt/fhgfs/test.ior
        access             = file-per-process
        ordering in a file = sequential offsets
        ordering inter file=constant task offsets = 1
        clients            = 5 (1 per node)
        repetitions        = 5
        xfersize           = 524288 bytes
        blocksize          = 1 GiB
        aggregate filesize = 5 GiB