… on testing different SSD, in my last post I mentioned that SATA SSD performance is getting … same workload on Fusion-io ioDrive PCIe card. This is yet previous generation of Fusion-io cards, but … random write async 16KB case. We can see some wave-like pattern with throughput 350-400 MiB/sec. Random…
Post: Testing Intel SSD 520
May 1, 2012 By 7 Comments
…jump directly to results. First case is random write asynchronous 8 threads IO, the test is done just after…use. In his keynote Mark Callaghan mentioned that Fusion-io cards they use are highly underutilized. With …it better. If you are interested more in SSD and MySQL questions – I will be giving a…
Post: Testing Virident FlashMAX 1400
May 4, 2012 By 3 Comments
…FlashMAX 1400. This is a MLC PCIe SSD device. There are couple notes on these …random writes, async. Soon after initial period, the result stabilizes at 550 MiB/sec level. Random read, async: Random…far. For reference, other results in series: Fusion-io ioDrive Intel 520 STEC MACH16 Samsung 830 Follow…
Post: RAID throughput on FusionIO
March 24, 2010 By 7 Comments
… I run sysbench fileio test with 16KB page size, random read and writes, 1 and 16 threads, O_DIRECT mode. FusionIO cards… me, showing almost 2x drops. Only in RAID10n2 random reads skyrocket, while writes are equal to single disk. This makes me asking… regular hard drives or SSD disks. The performance drop in RAID settings is unexpected. I am working with Fusion-io engineers to figure…
