Solaris 1011 osl gesellschaft fur offene systemlosungen. The solaris comstar target, available since early 2009 in opensolaris and solaris 11. 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. Just for the research, which os can work from the box or with some 3rdparty software as a fctarget. As with the iscsi extensions for rdma iser communication protocol, there is the. Emulex fcoe cnas for sun comstar project storagenewsletter. It includes instructions on how to install and configure software and hardware devices. 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. The target mode setting takes effect at driver initialization, so i had to reboot.
We would like to increase maxrecvdatasegmentlength iscsi parameter on the target but cant find a way to do it, although certain blog records o. Switching from freenas, i saw much lower latency writing to the slog on solaris. Jun, 2008 steps to start from a fresh install of solaris to converting a sun server into a fc storage array. Scsi is very cheap compared to our traditional san environment. Aug 14, 2014 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. The primary difference between solaris 10 and solaris 11 iscsi is the that the iscsi target daemon is replaced by comstar. The juno release was integrated into oracle solaris 11. 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. Comstar utilizes a scsi target mode framework stmf to manage target storage devices with the following components. In this thread i take a look at the performance capababilities of three free iscsi target software platforms. This is for testing, so im currently using solaris nexenta and a qlogic qla2340 hba. Good evening having some issues attempting to get comstar enabled iscsi volumes accessible to my esx hosts. Solaristm 10 sparc not x86 oracle fibre channel fc hba. This guide provides an overview of solaris io multipathing features for the.
System software maintenance via packages and patches. 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. System software maintenance via updates to packages. 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. Target solaris iscsitarget software ab solaris 10 release 807.
This might be old hat for most of you, but i was excited anyway. In computing the scsi rdma protocol srp is a protocol that allows one computer to access. 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. Installing and configuring nappit and openindiana zfs. This document covers some of the exciting new features that are available in oracle solaris 11 11 11 since the release of oracle. Oracle solaris storage software oracle solaris 11 express. 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. Solaris 11 was first released by oracle in november of 2011, after a lengthy development cycle. Solaris 11 express and solaris 11 support repositories explained doc id 1021281. Sep 21, 2014 which two statements describe the comstar framework available in oracle solaris 11.
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. On solaris, for a working iscsi fc similar you need to create. You can use mpxio with 3rd party arrays and this has been true for awhile. Setting up solaris comstar and an iscsi target for a zfs. Sharing tape device via iscsi or fc comstar oracle. Simple and fast solaris installation with unified archives. Ive seen a note in a presentation which said that at the time comstar could do only disk. 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. 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. Port providers or plugins implement protocols, such as. How to create an iscsi target using zfs volumes as the. Booting the oracle solaris os from fibre channel devices on x86 based. As you know iscsi is very cheap compare to our traditional san environment.
Logical unit providers emulate various scsi devices, such as disk and tape devices. Comstar uses a modular approach to break the huge task of handling all the different pieces. Comstar provides an easier way to manage these iscsi target devices. 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. The storageserver package 32 mb installs almost everything you need to get started.
Solaris tm 10 sparc not x86 oracle fibre channel fc hba driver and firmware san patch matrix doc id 11825. Configuring ntp server and client on solaris 10 and solaris 11. Using infiniband interface, we can match the fc san performance on iscsi devices. Port providers or plugins implement protocols, such as fibre channel fc and iscsi. Hello, i have a problem with the comstar as a fc target. World record tpcc result on oracles sparc supercluster. Storage virtualization with comstar and zfs oracle the. Ensure the following prerequisite step has been completed. 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. 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. Nov 12, 20 solaris 11 has integrated with comstar to configure iscsi devices. Sparc t58 produces tpcc benchmark singlesystem world record performance. 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. For troubleshooting iscsi configuration problems in oracle solaris, see.
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 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. Comstar and iscsi technology overview oracle solaris. Control the size of the zfs arc cache dynamically posted on january 12, 2016 by sandeep shenoy solaris 11. So you want to setup solaris 11 as an iscsi target and the iscsi initiator being windows 7. Solaris 11 express licencing terms changed since the acquisition of sun. It all works, but the speed is unusable slow to the lun. This article shows you how to use the iscsi initiator software to add a new volume on the solaris platform from an iscsi target. To get my fibre channel target up and operational, i first read through the comstar administration guide and the opensolaris mailing list archives. Sparc t58 produces tpcc benchmark singlesystem world. 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. May 23, 20 which two statements describe the comstar framework available in oracle solaris 11. Jun 07, 2012 the short answer is yes, with limits, solaris 11 can be used without fee for personal, noncommercial, nonproduction use. Solaris 11 has integrated with comstar to configure iscsi devices.
For some reason, the qlc and qlt drivers dont support the qla2340, so im using the qla2300 driver from qlogics website. Solaris 11 fibre channel target mode with comstar theengguy. Configuring fibre channel devices with comstar oracle. 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. How to downgrade to different oracle fc hba driver and firmware version on a solaris 11 server. You can easily setup comstar iscsi target and make the volume available over the network. Jan 21, 2012 hba firmware upgrades on solaris servers. How to upgrade to specific not necessarily latest oracle fc hba driver and firmware version on a solaris 11 server. I will be comparing file copy performance as well as raw inputoutput operations per second iops in. Setting up solaris comstar and an iscsi target for a zfs volume comstar stands for common multiprotocol scsi target. I cant seem to find anyone really using it as a fc target, or they just do not have problems.
Chapter 14 configuring storage devices with comstar. 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. Both are pointed at the same target portal, and show the same static targets. 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. Nfs is well established and standards based, easy to set up and manage, and provides excellent performance. You can look for solaris 11 chat sheet here which will give you solaris 11 general administration. Turning an opensolaris host into a fibre channel storage array. Jul 02, 2009 storage virtualization with comstar and zfs guest author 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.
This article describes some of the new features for basic oracle solaris 11. Using comstar and zfs to configure a virtualized storage. World record tpcc result on oracles sparc supercluster with. 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. Not sure if it even would allow you to run an fc target. Zfs has tons of great features builtin for data protection, memory caching, ssd caching, software raid and etc. Therefore it should be a much better solution compared to flash archives from solaris 10. If an iscsi target supports mpxio, it will have different target port groups. How to set maxrecvdatasegmentlength on solaris 11 iscsi. 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.
Single path target from comstar on the solaris 11 system. 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. I have done extensive testing to the fc target and it is working very well. Different target port groups force different sessions, so mcs cannot be used for target port redundancy. Emulexs lightpulse hbas and cnas enable sun microsystems opensolaris customers to. Comstar iscsi target not working vmware communities. The qlc driver remains bound to the port, until reboot. The length of the chap secret key for the comstar iscsi target must be a. Prior to nappit, managing a zfs nas based on solaris or opensolaris meant. 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. Configuring authentication in your iscsibased storage network. Configuring storage devices with comstar oracle solaris.
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. Sep 22, 2011 im having a strange performance issue using solaris express 11 s iscsi target comstar with my esxi hosts. Configuring comstar to provide local iscsi storage. Emulex fc hba version not applicable to not applicable release na qlogic fc hba version not applicable to not applicable release na.
It converts an oracle solaris 11 host into a scsi target device that can. With help of infiniband interface, i am sure we can definitely match the fc san performance on iscsi devices. Nfs is relatively inexpensive to implement as it uses existing network infrastructure. Oracle solaris 11 includes a full distribution of openstack as a standard, supported part of the platform. Configuring iscsi devices with comstar oracle solaris administration. 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. 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. Solaris comstar esxi iscsi initiator performance issue h. When copying files to and from my pc to a share on that vm, im getting transfer speeds less 30 mbps. 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. Multiprotocol scsi target, or comstar, a software framework that enables you to. Solaris 10, adding new lun from san storage the unix and. Solaris fibre channel target configure qlogic qla2340.
Im currently trying to set up a small storage system as a fibre channel target. The solaris comstar target, available since early 2009 in opensolaris and. Hi, i am currently using solaris 11 as an iscsi target. The following software srp initiator implementations exist. For fc you need other software example for solaris with solaris 11. Solaris 10 os multipathing options for iscsi devices asgaur. Comstar allows you for serving an fc target on from solaris 11, i never tried anything even remotely similar on 10.
Comstar uses a scsi target mode framework stmf to manage target storage devices with the following components. Which two statements describe the comstar framework available in oracle solaris 11. I have a windows vm with a virtual disk located on a datastore connected via iscsi. Openstack on oracle solaris 11 frequently asked questions. Connecting to an iscsi target with openiscsi initiator using. Solaris fibre channel target configure qlogic qla2340 server. If i understand you correctly you are saying you have had success using solaris 11 as a fibre channel target. Ive tried adding some new zfs luns and the windows and linux initiators can see them but give out io errors or freeze up when trying to initialize or.
760 78 507 480 1424 575 743 1670 1433 448 1609 677 1109 314 263 728 155 765 1029 951 636 110 819 247 1118 340 910