Openstack on oracle solaris 11 frequently asked questions. Sparc t58 produces tpcc benchmark singlesystem world record performance. Sep 21, 2014 which two statements describe the comstar framework available in oracle solaris 11. I am using the same hardware and same hbas as with solaris 11. Switching from freenas, i saw much lower latency writing to the slog on solaris. Oracle solaris 11 has been tested and optimized for oracle hardware and software, and is an integral part of oracles combined hardware and software portfolio. As you know iscsi is very cheap compare to our traditional san environment. This is for testing, so im currently using solaris nexenta and a qlogic qla2340 hba.
Freenas openfiler microsoft iscsi performance shootout. Solaris 11 express and solaris 11 support repositories explained doc id 1021281. In this thread i take a look at the performance capababilities of three free iscsi target software platforms. Multiprotocol scsi target, or comstar, a software framework that enables you to. In computing the scsi rdma protocol srp is a protocol that allows one computer to access. This chapter describes how to configure common multiprotocol scsi target, or comstar, a software framework that enables you to convert any oracle solaris 11 host into a scsi target device that can be accessed over a storage network by initiator hosts. Different target port groups force different sessions, so mcs cannot be used for target port redundancy.
Oracle solaris 11 introduced a framework named common multiprotocol scsi target comstar that supports the iscsi protocol, making it possible to turn any oracle solaris 11 host into an iscsi target, which offers storage to other machines, or an iscsi initiator, which uses software that functions like a host bus adapter hba to access the storage offered by an iscsi target. May 23, 20 which two statements describe the comstar framework available in oracle solaris 11. Sparc t58 produces tpcc benchmark singlesystem world. We would like to increase maxrecvdatasegmentlength iscsi parameter on the target but cant find a way to do it, although certain blog records o. Capable of running just as fast as fc um, there are caveats though large cpu and memory cost for a software only iscsi implementation or use a tcpip offload engine that implements iscsi expensive vendor specific drivers and software stacks sounds like fc software only iscsi is an excellent fit for environments with plenty of spare cpu capacity. Setting up solaris comstar and an iscsi target for a zfs.
Comstar common multiprotocol scsi target, new in oracle solaris 11 express, is the software framework that enables a solaris host to serve as a scsi target platform. Common multiprotocol scsi target, or comstar, is a software framework that enables you to convert any oracle solaris 11 host into a scsi target device that can be accessed over a storage network by initiator hosts. If i understand you correctly you are saying you have had success using solaris 11 as a fibre channel target. Solaris 1011 osl gesellschaft fur offene systemlosungen. How to create an iscsi target using zfs volumes as the. Control the size of the zfs arc cache dynamically posted on january 12, 2016 by sandeep shenoy solaris 11.
Jun, 2008 steps to start from a fresh install of solaris to converting a sun server into a fc storage array. World record tpcc result on oracles sparc supercluster with. Port providers or plugins implement protocols, such as. This might be old hat for most of you, but i was excited anyway. The solaris comstar target, available since early 2009 in opensolaris and solaris 11.
Comstar is a software framework that enables you to turn any opensolaris host into a scsi target that can be accessed over the network by initiator hosts. To get my fibre channel target up and operational, i first read through the comstar administration guide and the opensolaris mailing list archives. I have a vmkernel port group on the same subnetvlan as the solaris iscsi target portal server and can access iscsi luns off the solaris openstorage server from windows, linux, and another solaris box but no luv on vsphere. Configuring authentication in your iscsibased storage network. Nov 12, 20 solaris 11 has integrated with comstar to configure iscsi devices. The qlc driver remains bound to the port, until reboot. Jun 07, 2012 the short answer is yes, with limits, solaris 11 can be used without fee for personal, noncommercial, nonproduction use.
You can use mpxio with 3rd party arrays and this has been true for awhile. So the idea is to make the tape drives available via iscsi or fc to the solaris 11 application server, and dedicate the old servers to acting as a bridge to the legacy tape drives. Comstar allows you for serving an fc target on from solaris 11, i never tried anything even remotely similar on 10. System software maintenance via packages and patches. On solaris, for a working iscsi fc similar you need to create.
System software maintenance via updates to packages. I will be comparing file copy performance as well as raw inputoutput operations per second iops in. Theres a lot more to experiment with including the new load balancer and comstar storage stack, which turns a solaris 11 system into a storage target, capable of exporting zfs volumes over pretty much any protocol and transport imaginable iscsi, fc, fcoe, infiniband, ethernet. Sep 22, 2011 im having a strange performance issue using solaris express 11 s iscsi target comstar with my esxi hosts. For troubleshooting iscsi configuration problems in oracle solaris, see. Port providers or plugins implement protocols, such as fibre channel fc and iscsi.
Comstar provides an easier way to manage these iscsi target devices. Configuring storage devices with comstar oracle solaris. Setting up solaris comstar and an iscsi target for a zfs volume comstar stands for common multiprotocol scsi target. It converts an oracle solaris 11 host into a scsi target device that can be accessed over a storage network by linux, mac os, or windows client systems. This guide provides an overview of solaris io multipathing features for the. A solaris 11 system can serve as an iscsi target that offers storage to other machines, or as an iscsi initiator to access the storage offered by another iscsi target. The solaris comstar target, available since early 2009 in opensolaris and. You can look for solaris 11 chat sheet here which will give you solaris 11 general administration. Using infiniband interface, we can match the fc san performance on iscsi devices. Nfs is relatively inexpensive to implement as it uses existing network infrastructure. Booting the oracle solaris os from fibre channel devices on x86 based. The storageserver package 32 mb installs almost everything you need to get started.
Basicly you need to make fc availible before the volume can be detected, also solaris usualy use qlc driver for san, and check the qla2340 firmware with scli. How to set maxrecvdatasegmentlength on solaris 11 iscsi. From the outset, oracle has positioned solaris 11 as a cloud operating system, and its a theme that has been enhanced in the solaris 11. Using comstar and zfs to configure a virtualized storage. The primary difference between solaris 10 and solaris 11 iscsi is the that the iscsi target daemon is replaced by comstar. Im experiencing horrendous performance between my iscsi clients and the solaris target system, and im looking for some hints as to what might be wrong with the system. You can set up and configure a comstar target on a sparc system or x86 system in a fc network environment and make it accessible to the storage network.
It converts an oracle solaris 11 host into a scsi target device that can. Configuring thirdparty storage devices oracle solaris 11. Solaris 10 os multipathing options for iscsi devices asgaur. Solaris tm 10 sparc not x86 oracle fibre channel fc hba driver and firmware san patch matrix doc id 11825. Solaris 11 has integrated with comstar to configure iscsi devices. Installing and configuring nappit and openindiana zfs. Emulex fc hba version not applicable to not applicable release na qlogic fc hba version not applicable to not applicable release na. Emulex fcoe cnas for sun comstar project storagenewsletter. Comstar and iscsi technology overview oracle solaris. Solaris 10, adding new lun from san storage the unix and. The target mode setting takes effect at driver initialization, so i had to reboot.
Single path target from comstar on the solaris 11 system. When copying files to and from my pc to a share on that vm, im getting transfer speeds less 30 mbps. I am convinced there is a problem here with the comstar and it being a fc target in newer releases. This capability is a real advantage, because any storage offered through the iscsi protocol is available to an iscsi initiator as local storage, without the need to use expensive technologies such as fibre channel fc. Simple and fast solaris installation with unified archives. Just for the research, which os can work from the box or with some 3rdparty software as a fctarget. Oracle solaris 11 includes a full distribution of openstack as a standard, supported part of the platform.
Good evening having some issues attempting to get comstar enabled iscsi volumes accessible to my esx hosts. Comstar handles readswrites more efficiently with less latency personal experience only and also seems to handle a slog better. So you can set up some volumes on your zfs pool, and have them mounted on your windows 7 machines as if they were local drives no network shares, no permission hassles nothing. With help of infiniband interface, i am sure we can definitely match the fc san performance on iscsi devices.
This article describes some of the new features for basic oracle solaris 11. I have a windows vm with a virtual disk located on a datastore connected via iscsi. For oracle solaris 11 all system changes are made by updating packages and because of the automatic dependency checking, before actually updating packages, the administrator will see the entire set of packages impacted by updating. I cant seem to find anyone really using it as a fc target, or they just do not have problems.
The following software srp initiator implementations exist. Hi, i am currently using solaris 11 as an iscsi target. For fc you need other software example for solaris with solaris 11. Solaris 11 fibre channel target mode with comstar theengguy. Oracle solaris storage software oracle solaris 11 express. Scsi is very cheap compared to our traditional san environment. With such a target, all target portals form one logical scsi target port, and the solaris iscsi driver therefore registers only one instance of a lun with mpxio. Oracle solaris 11 introduced a framework named common multiprotocol scsi target comstar that supports the iscsi protocol, making it possible to turn any oracle solaris 11 host into an iscsi target, which offers storage to other machines, or an iscsi initiator, which uses software that functions like a host bus adapter hba to access the. Both are pointed at the same target portal, and show the same static targets. Im currently trying to set up a small storage system as a fibre channel target.
Configuring fibre channel devices with comstar oracle. Comstar uses a scsi target mode framework stmf to manage target storage devices with the following components. Connecting to an iscsi target with openiscsi initiator using. The length of the chap secret key for the comstar iscsi target must be a. World record tpcc result on oracles sparc supercluster. Turning an opensolaris host into a fibre channel storage array. Which two statements describe the comstar framework available in oracle solaris 11. This use is limited to developing, testing, prototyping and demonstrating applications using solaris, but the terms are loose enough that pretty much any personal, noncommercial, nonproduction use is allowed. Configuring comstar to provide local iscsi storage.
Comstar utilizes a scsi target mode framework stmf to manage target storage devices with the following components. Configuring iscsi devices with comstar oracle solaris administration. Solaris comstar esxi iscsi initiator performance issue h. This new volume will be formatted with a ufs file system and can then be used to store any type of files which in this example will be oracle database files. Solaris 11 was first released by oracle in november of 2011, after a lengthy development cycle. Ive seen a note in a presentation which said that at the time comstar could do only disk. Solaris fibre channel target configure qlogic qla2340.
Emulex corporation will offer fibre channel host bus adapters hba and fibre channel over ethernet fcoe converged network adapters cnas for use with opensolaris common multiprotocol scsi target comstar, thereby providing endtoend fibre channel and fcoe support within opensolaris environments. Not sure if it even would allow you to run an fc target. Comstar iscsi target not working vmware communities. Logical unit providers emulate various scsi devices, such as disk and tape devices.
Chapter 14 configuring storage devices with comstar. How to downgrade to different oracle fc hba driver and firmware version on a solaris 11 server. I assume it was easier to build a better tool on solaris 11, because base technologies like ips, zfs and smf could be fully leveraged. Oracle solaris 11 system administration question 51 question 100 visit passleader and download full version 1z0821 exam dumps question 51 which two statements describe the comstar framework available in oracle solaris 11. Solaris and opensolaris derivatives such as openindiana may not have the press that they once did, but it is built to be an ultra reliable operating system.
I have done extensive testing to the fc target and it is working very well. So you want to setup solaris 11 as an iscsi target and the iscsi initiator being windows 7. Therefore it should be a much better solution compared to flash archives from solaris 10. You can also configure a dual port or quad port fc hba so that a subset of the hba ports is in target mode and the rest of the ports are in initiator mode. Solaris 11 express licencing terms changed since the acquisition of sun. It includes instructions on how to install and configure software and hardware devices. Dec 02, 2010 comstar common multiprotocol scsi target, new in oracle solaris 11 express, is the software framework that enables a solaris host to serve as a scsi target platform. Configuring ntp server and client on solaris 10 and solaris 11.
Prior to nappit, managing a zfs nas based on solaris or opensolaris meant. Hello, i have a problem with the comstar as a fc target. Zfs has tons of great features builtin for data protection, memory caching, ssd caching, software raid and etc. Solaris fibre channel target configure qlogic qla2340 server. Ensure the following prerequisite step has been completed. The juno release was integrated into oracle solaris 11. Solaristm 10 sparc not x86 oracle fibre channel fc hba. Comstar uses a modular approach to break the huge task of handling all the different pieces. Emulexs lightpulse hbas and cnas enable sun microsystems opensolaris customers to. This document covers some of the exciting new features that are available in oracle solaris 11 11 11 since the release of oracle. Comstar uses a modular approach to break the huge task of handling all the different pieces in a scsi target subsystem into independent functional modules which are glued. Target solaris iscsitarget software ab solaris 10 release 807. Configuring storage devices with comstar this chapter describes how to configure common multiprotocol scsi target, or comstar, a software framework that enables you to convert any oracle solaris 11 host into a scsi target device that can be accessed over a storage network by initiator hosts.
Oracle solaris storage software oracle solaris 11 express oracle solaris, the network file system layer is tightly integrated with zfs. This article shows you how to use the iscsi initiator software to add a new volume on the solaris platform from an iscsi target. You can easily setup comstar iscsi target and make the volume available over the network. Nfs is well established and standards based, easy to set up and manage, and provides excellent performance. For some reason, the qlc and qlt drivers dont support the qla2340, so im using the qla2300 driver from qlogics website. Dedicated port groupsvmnics on both esx 4 and 5 hosts fresh installs of both esx 4 and 5, only modifications are to add a new vmkernel port group, with a new vswitch, then setup the software iscsi adapter.
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