Category Archives: Avs
One, two, three times thank you!
Today i was at the Sun Tech Days here in São Paulo/SP – Brazil. I think was one of the more amazing technology event i ever saw. Unfortunately, i could not stay the whole day, but i could participate of the keynotes and could talk with old friends as well as talk with some SUN [...]
AVS for OHAC project’s page
Hello all… The discussions around the project to provide HA services using non-shared discs is going on here on OHAC community, and the home page of the project is out! We encourage you to participate reporting bugs or features requests. peace.
Let’s get it started
Seems like my project proposal was approved on OHAC community, and now we need to wait for the setup of the project home page (thanks to Nicholas Solter, OHAC facilitator), and so on… but the work can not wait. So, i did post the first issue i think we need to discuss before the coding. [...]
Project Proposal on OHAC community
Today i did write my first project proposal on the OpenSolaris (OHAC community). The link for the proposal is here, and i would like to read your comments about it. If you don’t know what i’m talking about, i have a little agent to provide ZFS/NFS HA using NON-shared discs and AVS, and i would [...]
The mr. Smith was upgraded!
Recently i did this post on Opensolaris Storage discuss, and after have a chat with mr. Dunham, i have decided to include in the MRSL.NONsharedDevice the on-demand pull feature of AVS software. Now the admins have two choices in a switch back scenario: Option 1: 1 – Switch the resourcegroup to the primary node, doing [...]
Usefull commands
Sun Cluster 3.2 To show the quorum configuration: # /usr/cluster/bin/clquorum show + Cluster Nodes === Node Name: node1 Node ID: 1 Quorum Vote Count: 1 Reservation Key: 0x469B6DA700000001 Node Name: node2 Node ID: 2 Quorum Vote Count: 1 Reservation Key: 0x469B6DA700000002 Quorum Devices === Quorum Device Name: d3 Enabled: yes Votes: 1 Global Name: /dev/did/rdsk/d3s2 [...]
AVS reverse sync performance
I have a test environment with two 150GB discs, configured as a ZFS mirror (150GB usable space). I did a AVS configuration to replicate that discs to another server. I have lost the sync between the servers, and the state on the primary node was not sane.. so, i did a full resync from the [...]
sndradm “nothing” output
I’m making some tests with AVS software, and the “sndradm” command is not working very well… I have a two-node cluster configuration, and sndradm returns “OK” on the secondary node (node2), but did not returns anything on the primary (node1). Take a Look: # sndradm -C local -P /dev/rdsk/c2d0s0
Solaris 10 u3 – SC 3.2 ZFS/NFS HA with NON-shared discs using AVS (part II)
First of all, i would like to thanks Suraj Verma, Venkateswarlu Tella, Venkateswara Chennuru, and the great opensolaris community. If you do not have the AVS setup already, take a look at part I of this howto. Ok, let’s go.. First, we will need to create a custom agent (Resource type), because the HA.StoragePlus resource [...]
Solaris 10 u3 – SC 3.2 ZFS/NFS HA with NON-shared discs using AVS (part I)
ZFS/NFS HA with NON-shared discs First of all, i would like to thanks Jim Dunham and his team for a great software, and the help in that configuration. Here is his blog, and here is a great article! The following procedure has the intent to be a “simple” howto for the configuration of a “high [...]
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