Re: 2.5.38-mm2 dbench $N times

William Lee Irwin III
2002-09-25T00:21:15Z

On Tue, Sep 24, 2002 at 10:47:30AM -0700, Andrew Morton wrote:
>> Taken on 2x/0.8G el-scruffo PC:
>> Throughput 135.02 MB/sec (NB=168.775 MB/sec 1350.2 MBit/sec)
>> ./dbench 16 12.11s user 16.29s system 181% cpu 15.646 total
>> What's up with that?

On Tue, Sep 24, 2002 at 05:18:26PM -0700, William Lee Irwin III wrote:
> Not sure. This is boot bay SCSI crud, but single-disk FC looks
> *worse* for no obvious reason. Multiple disk tests do much better
> (about matching the el-scruffo PC numbers above).

Exact numbers:

Total throughput: 136.09139999999999 MB/s
dbench.log.j:Throughput 17.4581 MB/sec (NB=21.8226 MB/sec 174.581 MBit/sec) 64 procs
dbench.log.k:Throughput 17.2604 MB/sec (NB=21.5755 MB/sec 172.604 MBit/sec) 64 procs
dbench.log.l:Throughput 19.0192 MB/sec (NB=23.774 MB/sec 190.192 MBit/sec) 64 procs
dbench.log.m:Throughput 15.7826 MB/sec (NB=19.7283 MB/sec 157.826 MBit/sec) 64 procs
dbench.log.n:Throughput 15.8795 MB/sec (NB=19.8494 MB/sec 158.795 MBit/sec) 64 procs
dbench.log.o:Throughput 17.621 MB/sec (NB=22.0263 MB/sec 176.21 MBit/sec) 64 procs
dbench.log.p:Throughput 15.489 MB/sec (NB=19.3613 MB/sec 154.89 MBit/sec) 64 procs
dbench.log.q:Throughput 17.5816 MB/sec (NB=21.977 MB/sec 175.816 MBit/sec) 64 procs