Tag Archives: LRT

OCZ’s new Octane SATA SSD pushes latency limits below 100μsec

Posted on October 20, 2011 by Ray

OCZ just announced that their new Octane 1TB SSD can perform reads and writes under a 100 μsec. (specifically “Read: 0.06ms; Write: 0.09ms”).  Such fast access times boggle the imagination and even with SATA 3 seems almost unobtainable. Speed matters, especially … Continue reading →

Posted in Disk storage, Storage performance, System effectiveness | Tagged , , , , , , , , , , | Leave a comment

SCI’s latest SPC-1&-1/E LRT results – chart of the month

Posted on December 20, 2010 by Ray

It’s been a while since we reported on Storage Performance Council (SPC) Least Response Time (LRT) results (see Chart of the month: SPC LRT[TM]).  This is one of the charts we produce for our monthly dispatch on storage performance (quarterly … Continue reading →

Posted in Block Storage, Storage, Storage performance, System effectiveness, Systems | Tagged , , , , , , , , | Leave a comment

Storage throughput vs. IO response time and why it matters

Posted on December 3, 2010 by Ray

Lost in much of the discussions on storage system performance is the need for both throughput and response time measurements. By IO throughput I generally mean data transfer speed in megabytes per second (MB/s or MBPS), however another definition of … Continue reading →

Posted in Block Storage, File Storage, Storage, Storage performance, System effectiveness, Systems | Tagged , , , , , , , , , , , , | 5 Comments

Chart of the month: SPC LRT(tm) performance results

Posted on September 17, 2009 by Ray

The above chart shows the top 12 LRT(tm) (least response time) results for Storage Performance Council’s SPC-1 benchmark. The vertical axis is the LRT in milliseconds (msec.) for the top benchmark runs. As can be seen the two subsystems from … Continue reading →

Posted in Data security, Storage, Storage Features, Storage performance, Systems | Tagged , , , , , , , , , , , , , , | 1 Comment