hi I have a AOC-USAS-L8i working in both a Gigabyte GA-P35-DS3P and Gigabyte GA-EG45M-DS2H under OpenSolaris build 104+ (Nexenta Core 2.0 beta).
the controller looks like this in lspci: 01:00.0 SCSI storage controller: LSI Logic / Symbios Logic SAS1068E PCI-Express Fusion-MPT SAS (rev 08) Subsystem: Super Micro Computer Inc Unknown device a380 Flags: bus master, fast devsel, latency 0, IRQ 15 I/O ports at a000 Memory at f1010000 (64-bit, non-prefetchable) Memory at f1000000 (64-bit, non-prefetchable) Capabilities: [50] Power Management version 2 Capabilities: [68] Express Endpoint IRQ 0 Capabilities: [98] Message Signalled Interrupts: Mask- 64bit+ Queue=0/0 Enable+ Capabilities: [b0] MSI-X: Enable- Mask- TabSize=1 with 8x 300GB (older 7200rpm disks from 2004) as raid-z1 on a 3.2Ghz Core Duo and 4GB RAM, this delivers following figures: 1. write performance (linear) ~98MBytes/s: r...@marvin:/tank/storage# dd_rescue -b4M /dev/zero test Summary for /dev/zero -> test:0, errxfer: 0.0k, succxfer: 10420224.0k dd_rescue: (info): ipos: 10485760.0k, opos: 10485760.0k, xferd: 10485760.0k errs: 0, errxfer: 0.0k, succxfer: 10485760.0k +curr.rate: 106039kB/s, avg.rate: 104173kB/s, avg.load: 16.4% r...@marvin:/tank/storage# dd_rescue -b4M /dev/zero test2 Summary for /dev/zero -> test2:, errxfer: 0.0k, succxfer: 4128768.0k dd_rescue: (info): ipos: 4194304.0k, opos: 4194304.0k, xferd: 4194304.0k errs: 0, errxfer: 0.0k, succxfer: 4194304.0k +curr.rate: 88486kB/s, avg.rate: 96142kB/s, avg.load: 14.1% 2. read performance (linear) ~290MBytes/s: Summary for test -> /dev/null: dd_rescue: (info): ipos: 10485760.0k, opos: 10485760.0k, xferd: 10485760.0k errs: 0, errxfer: 0.0k, succxfer: 10485760.0k +curr.rate: 0kB/s, avg.rate: 285824kB/s, avg.load: 40.4% Summary for test2 -> /dev/null: dd_rescue: (info): ipos: 4194304.0k, opos: 4194304.0k, xferd: 4194304.0k errs: 0, errxfer: 0.0k, succxfer: 4194304.0k +curr.rate: 0kB/s, avg.rate: 308484kB/s, avg.load: 39.8% regards nicola -- This message posted from opensolaris.org _______________________________________________ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss
