…Workloads which got a lot of attention such as Sysbench and DBT2/TPC-C scale pretty well a …. The query looks something like this: SELECT * FROM table WHERE deleted = 0 AND group_id IN (62715996, …::index_read,handler::read_range_first,handler::read_multi_range_next,QUICK_RANGE_SELECT::get _next,rr_…
Post: Recovery deleted ibdata1
August 10, 2012 By 9 Comments
…* files, while sysbench generates read/write activity: Screen0: root@localhost:~# sysbench –num-threads=16 –max-requests=0 –test=oltp –oltp-table-size=1000000 –max-time=3600 –mysql-user=root run sysbench 0.4.12: multi-threaded system evaluation benchmark…
Comment: Percona XtraDB Cluster reference architecture with HaProxy
February 14, 2013 By 63 Comments
… but when running sysbench like you do I get $ sysbench –test=oltp –db-driver=mysql –mysql-engine-trx=yes –mysql-table-engine=innodb –mysql-host=haproxy –mysql-port=3307 –mysql-user=sbtest –mysql-password=sbpass –oltp-table-size=10000 –num-threads=8 run sysbench 0.4.12: multi-threaded system evaluation benchmark Running the…
Post: Comparing Percona XtraDB Cluster with Semi-Sync replication Cross-WAN
June 14, 2012 By 7 Comments
… whole lot more work). Sysbench 32-client test For this test I used the latest sysbench with 20 tables (~5G of data) and… the caches across server restarts, and a gaussian distribution on sysbench (i.e., non-random). Environment Results (TPS) Control 840 Semi… on which it is based offers a much more realistic multi-datacenter system for high availability and disaster recovery than semi…
Post: MySQL on Amazon RDS part 1: insert performance
March 15, 2011 By 37 Comments
…/O Capacity.” I used sysbench‘s oltp benchmark, with 400,000,000 rows. This creates a table+index data size approximately twice… measure the single-threaded insert throughput as sysbench ran the “prepare” phase and filled the table with 400 million rows. Here is… sustained write performance of an RDS instance, we need a multi-threaded long-term insert benchmark such as IIBench. In the…
Comment: Understanding Multi-node writing conflict metrics in Percona XtraDB Cluster and Galera
November 22, 2012 By 17 Comments
… running sysbench: – create a table with small number of rows – use small buffer pool / disk bound workload – use lots of sysbench threads, multi-master of course – expect 1-5% of deadlocks With bigger tables and in-memory workload the…
Comment: Sysbench evaluation of iSCSI performance
March 9, 2010 By 2 Comments
root@jamsheer-laptop:/home/jamsheer# sudo sysbench –test=oltp –db-driver=mysql –mysql-table-engine=dbd –num-threads=32 –mysql-user=root –max-time=10 –max-requests=0 –oltp-read-only=on –oltp-table-size=10000000 run sysbench v0.4.8: multi-threaded system evaluation benchmark FATAL: Failed to…
Post: Realtime stats to pay attention to in Percona XtraDB Cluster and Galera
November 26, 2012 By 4 Comments
… lag, and this really just tells you if multi-threaded replication could help improve replication speed at all…back locally open transactions. In fact, this is a sysbench test what is running full speed (these are VMs… on the third. I had to decrease my table size from 250k to 2.5k to start …
