just did some benchmarking on multi-threaded ndbd (binary called ndbmtd)
that is in the coming 6.4 release.
quite happy with results
[jonas@n1 run]$ flexAsynch -ndbrecord -temp -t 8 -p 512 -r 5 -a 2
insert average: 374200/s min: 374200/s max: 374200/s stddev: 0%
update average: 370947/s min: 370947/s max: 370947/s stddev: 0%
delete average: 395061/s min: 395061/s max: 395061/s stddev: 0%
read average: 537178/s min: 531948/s max: 543092/s stddev: 0%
this flexAsynch command will run with
- 8 threads
- 512 parallel transactions per thread
- 8 byte records.
note: during the reads, the datanode was *not* maxed out.
this was run on two identical computers,
2-socket, 4 cores per socket Intel(R) Xeon(R) CPU X5355 @ 2.66GHz
api-program was running on computer 1 (n1)
datanode was running on computer 2 (n2)
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