Re: [zfs-discuss] [discuss] Hardware Recommendations: SAS2 JBODs

2012-11-13 Thread Rocky Shek
Peter, You may consider DataON JBOD. Lots of users are using DataON JBOD for ZFS storage. Yes, LSI SAS HBA is the best choice for ZFS DataON DNS-1600 4U 24 Bay 6G SAS JBOD http://dataonstorage.com/dns-1600 DataON DNS-1640 2U 24 Bay 6G SAS JBOD http://dataonstorage.com/dns-1640 DataON DNS-1660

Re: [zfs-discuss] ZFS performance on LSI 9240-8i?

2012-05-04 Thread Rocky Shek
Roman, If I were you, I will not use 9240-8I. I will use 9211-8I as pure HBA with IT FW for ZFS. Rocky From: zfs-discuss-boun...@opensolaris.org [mailto:zfs-discuss-boun...@opensolaris.org] On Behalf Of Richard Elling Sent: Friday, May 04, 2012 8:00 AM To: Roman Matiyenko Cc:

Re: [zfs-discuss] What's wrong with LSI 3081 (1068) + expander + (bad) SATA disk?

2012-04-05 Thread Rocky Shek
J4400 is using LSI/SiliconStor SS1320 Interposer cards to handle SATA HD With past experience, we have better luck with Hitachi SATA then WD SATA HD. Sun was using Hitachi HD, too. If you have me to choose, 7200 RPM SAS HD is still the best choice. Most of our customers use pure SAS HD on our

Re: [zfs-discuss] HP JBOD D2700 - ok?

2012-01-31 Thread Rocky Shek
Ragnar, Which Intel SSD do you use? We use 320 and 710. We have bad experience with 510 in the past Yes, logical-block make it faster in MPxIO setup. If you are using 9205-8E, you don't need to use stmsboot -e By default, mpt_sas driver for 9205-8E is already MPxIO enable. stmsboot-e is

Re: [zfs-discuss] SAS HBA's with No Raid

2011-12-06 Thread Rocky Shek
Karl, LSI 9212-4i4e will be good. You can flash it with the IT Firmware and there are no raid at all. Rocky -Original Message- From: zfs-discuss-boun...@opensolaris.org [mailto:zfs-discuss-boun...@opensolaris.org] On Behalf Of Karl Rossing Sent: Tuesday, December 06, 2011 12:57 PM To:

Re: [zfs-discuss] HP JBOD D2700 - ok?

2011-11-30 Thread Rocky Shek
Edmund, Yes, we also recommend 9205 and we have migrate to 9205 from 9200 for a while and they are working good for our customers. Rocky -Original Message- From: zfs-discuss-boun...@opensolaris.org [mailto:zfs-discuss-boun...@opensolaris.org] On Behalf Of Edmund White Sent:

Re: [zfs-discuss] ZFS on Dell with FreeBSD

2011-10-19 Thread Rocky Shek
I also recommend LSI 9200-8E or new 9205-8E with the IT firmware based on past experience Also LSI Original HBA normally released FW earlier than OEM. Plus, most of users in community use LSI HBA. Rocky -Original Message- From: zfs-discuss-boun...@opensolaris.org

Re: [zfs-discuss] Large scale performance query

2011-07-26 Thread Rocky Shek
Phil, Recently, we have built a large configuration on 4 way Xeon sever with 8 4U 24 Bay JBOD. We are using 2x LSI 6160 SAS switch so we can easy to expand the Storage in the future. 1) If you are planning to expand your storage, you should consider using LSI SAS switch for easy

Re: [zfs-discuss] Entire client hangs every few seconds

2011-07-26 Thread Rocky Shek
Ian, Did you enable DeDup? Rocky -Original Message- From: zfs-discuss-boun...@opensolaris.org [mailto:zfs-discuss-boun...@opensolaris.org] On Behalf Of Ian D Sent: Tuesday, July 26, 2011 7:52 AM To: zfs-discuss@opensolaris.org Subject: [zfs-discuss] Entire client hangs every few

Re: [zfs-discuss] SSD vs hybrid drive - any advice?

2011-07-21 Thread Rocky Shek
Gordon, If I were you, I would choose SSD. I have good experience with Intel 320 SSD. My company use it for L2ARC with good result. And quality is good Rocky -Original Message- From: zfs-discuss-boun...@opensolaris.org [mailto:zfs-discuss-boun...@opensolaris.org] On Behalf Of Gordon

Re: [zfs-discuss] JBOD recommendation for ZFS usage

2011-05-31 Thread Rocky Shek
Thomas, You can consider the DataON DNS-1600(4U 24 3.5 Bay 6Gb/s SAS JBOD). It is perfect for ZFS storage as the alternative of J4400. http://dataonstorage.com/dns-1600 And we recommend you to use native SAS HD like Seagate Constellation ES 2TB SAS to connect 2 hosts for fail-over

Re: [zfs-discuss] Good SLOG devices?

2011-03-01 Thread Rocky Shek
David, STEC/DataON ZeusRAM(Z4RZF3D-8UC-DNS) SSD now available for users in channel. It is 8GB DDR3 RAM based SAS SSD protected by supercapacitor and NVRAM 16GB. It is designed for ZFS ZIL with low latency http://dataonstorage.com/zeusram Rocky -Original Message- From:

Re: [zfs-discuss] reliable, enterprise worthy JBODs?

2011-01-31 Thread Rocky Shek
Fred, You can easier get them from our resellers. Our resellers are all around the world. Rocky From: Fred Liu [mailto:fred_...@issi.com] Sent: Monday, January 31, 2011 1:43 AM To: Khushil Dep Cc: Rocky Shek; Pasi Kärkkäinen; Philip Brown; zfs-discuss@opensolaris.org Subject: RE

Re: [zfs-discuss] reliable, enterprise worthy JBODs?

2011-01-27 Thread Rocky Shek
chip work with major RAID controller card. Rocky -Original Message- From: Pasi Kärkkäinen [mailto:pa...@iki.fi] Sent: Tuesday, January 25, 2011 1:30 PM To: Rocky Shek Cc: 'Philip Brown'; zfs-discuss@opensolaris.org Subject: Re: [zfs-discuss] reliable, enterprise worthy JBODs? On Tue

Re: [zfs-discuss] reliable, enterprise worthy JBODs?

2011-01-25 Thread Rocky Shek
Philip, You can consider DataON DNS-1600 4U 24Bay 6Gb/s SAS JBOD Storage. http://dataonstorage.com/dataon-products/dns-1600-4u-6g-sas-to-sas-sata-jbod -storage.html It is the best fit for ZFS Storage application. It can be a good replacement of Sun/Oracle J4400 and J4200 There are also