Tag: Server Page 1 of 3

Where did ESXi 6.5.0 build 7526125 go?

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I had two customers asking today what happened to ESXi 6.5 build 7526125. They downloaded patches and installed them in their test environment. Ready to patch some of their clusters they did a validation and found …

vSAN Adaptive Resync, what does it do?

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I am starting to get some more questions about vSAN Adaptive Resync lately. This was introduced a while back, but is also available in the latest versions of vSAN through vSphere 6.5 Patch 02. As a …

Where is the vSAN storage performance proactive test in vSphere 6.5 U1 patch 02?

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I had some customers asking where the storage performance proactive test and the multicast proactive test was in the latest release of vSAN. In the past this is what the UI looked like when they would …

Happy 10th Birthday Yellow-Bricks.com

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Just wanted to share with all of you the fact that this week marks the 10th anniversary of Yellow-Bricks.com. Crazy thinking back about how it all started, and what it turned in to. Thanks everyone for …

Holiday gift: vSAN Essentials book available for free

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Christmas is coming so Cormac and I figured we would do something special for everyone, after a long debate we decided to make the vSAN Essentials book available for free. Note that this is the “Essential …

System YES Certification with a PTF or another maintenance update

During a typical YES Certification of a server or workstation, the Gold Master (GM) release of SUSE Linux Enterprise with the latest Service Pack (SP) is installed on the hardware during certification tests. Sometimes, the GM release needs specific fixes …

Cały rok bez restartów serwera

6 grudnia br. w Mikołajki startuje promocja na oprogramowanie SUSE Linux Enterprise Live Patching. Można je będzie otrzymać bezpłatnie wraz z subskrypcjami na systemy operacyjne SUSE Linux Enterprise 12, zarówno serwery fizyczne jak i wirtualne. A jeżeli ktoś już posiada …

Afficher un message avant la connexion d’un utilisateur

Nous sommes habitués aux messages automatiques qui apparaissent à la connexion à un système Linux. Bienvenue $USER Vous avez des mails non lus. Il y a 14 patchs prêts à être installés. Il y a eu 2 tentatives de connexion …

Using HA VM Component Protection in a mixed environment

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I have some customers who are running both traditional storage and vSAN in the same environment. As most of you are aware, vSAN and VMCP do not go together at this point. So what does that …

Sharing the #TechConfessions video

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At VMworld I sat down with Amy Lewis and had my Tech Confession. Where/When/How did I have my Software Defined  world.

I would also highly recommend the tech confession by William Lam and Alan Renouf, …

Oracle ASMlib update for SLES12 SP3

This information applies to Oracle ASMLib setup in Oracle Grid Infrastructure on SUSE Linux Enterprise Server 12 SP3 (SLES12 SP3). If you have updated SUSE Enterprise Linux Server 12 SP1/SP2 to SLES12 SP3, you must have noticed oracleasm kernel module …

Isolation Address in a 2-node direct connect vSAN environment?

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As most of you know by now, when vSAN is enabled vSphere HA uses the vSAN network for heartbeating. I recently wrote an article about the isolation address and relationship with heartbeat datastores. In the …

System Logs: Understand Your Linux System

The following article is part of a series of articles that provide tips and tricks for Linux newbies  – or Desktop users that are not yet experienced with regard to certain topics). This series intends to complement the special edition …

SUSE Linux Enterprise HPC Module: November 2017 Additions and updates

SUSE continues to deliver on our commitment to make HPC easier to implement by adding additional packages to the SUSE Linux Enterprise Server (SLES) HPC Module. When we introduced the HPC Module to SUSE Linux early in 2017, we laid …

Visit SUSE @ SAP TechEd Barcelona to talk about transition to SAP S/4HANA

Moving to SAP S/4HANA offers exciting possibilities, but it also means transitioning your SAP infrastructure. Because your SAP systems are the heart of your business, we know what a big deal this move can be. Whether you’re a loyal SUSE …

New SUSE Best Practices: Performance Analysis, Tuning and Tools on SUSE Linux Enterprise Products

In general, at SUSE, we are very careful about giving any “universal” recommendations regarding performance tuning. Usually, we shy away from providing generic tuning instructions, and instead, where applicable, we try to establish a performance baseline and metrics for a …

vSphere HA heartbeat datastores, the isolation address and vSAN

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I’ve written about vSAN and vSphere HA various times, but I don’t think this has been explicitly called out before. Cormac and I were doing some tests this week and noticed something. When we were looking …

SUSE Linux Enterprise 15 – można już testować!

Zapowiedziana we wrześniu na SUSECON nowa wersja systemu operacyjnego SUSE Linux Enterprise sygnowana numerem 15 właśnie trafiła do testów. Będzie stanowić kluczowy element wspomagający transformację IT. SLE 15 został opracowany z myślą zarówno o tradycyjnej infrastrukturze informatycznej, jak i o …

SUSE Linux Enterprise 15 Beta 1 is available!

We are happy to announce our first beta release for SUSE Linux Enterprise 15 for: SUSE Linux Enterprise Server (SLES), SUSE Linux Enterprise Desktop (SLED), SUSE Linux Enterprise Workstation Extension (SLE-WE), SUSE Linux Enterprise High Availablility (SLE-HA) SUSE Linux Enterprise …

Balance risk against updating your mission critical systems

Any company running a mission critical system is always faced with this dilemma – how to balance the benefits of applying the latest software updates against the risk and expense of changing elements of mission-critical system. One can’t help but …

New white paper available: vSphere APIs for I/O Filtering (VAIO)

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Over the past couple of weeks Cormac Hogan and I have been updating various Core Storage white papers which had not been touched in a while for different reasons. We were starting to see more and …

What is a CVE and How Can It Benefit Me?

Like a lot of the things that I write here, this is a question that came up in a ticket that I worked on recently. A customer recently received a message like this: Samba is a freely available file- and …

What is the overhead for Swap in a stretched cluster?

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Last week internally we had a debate about the overhead of a swap file in a stretched cluster. With the ability to have a double protection (across site and within a site) the question was what …

The difference between an isolation and a partition with vSphere

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I have a lot of discussions with customers on the topic of stretched clusters, but also regular vSphere clusters. Something that often comes up is the discussion around what happens in an isolation or partition scenario. …

Open, Open…….is that a typo?

Despite only being at SUSE for the past 3 months I am of course aware that the SUSE philosophical approach is being an Open, Open Source company and the above is not a typo. The question is, why is it …

Which disk controller to use for vSAN

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I have many customers going through the plan and design phase for implementing a vSAN based infrastructure. Many of them have conversations with OEMs and this typically results in a set of recommendations in terms of …

Praca bez przestojów dla użytkowników aplikacji SAP i serwerów Huawei

Na trwającej właśnie konferencji SUSECON w Pradze poinformowaliśmy o gotowych rozwiązaniach i pracach nad zapewnieniem ciągłości pracy systemów informatycznych użytkownikom rozwiązań SAP oraz serwerów Huawei. Dla użytkowników SAP przygotowaliśmy nowe rozwiązania wysokiej dostępności i odtwarzania po awarii dostępne w systemie …

VMworld vSAN Sessions Playlist

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I just created a simple playlist up on youtube which has most (if not all) vSAN sessions on there. If you are interested in vSAN simply have a look at the playlist and pick what you …

Merre tovább a Solaris után?

Nemrégiben érkezett a hír arról, hogy az Oracle szinte teljes egészében elbocsátotta, illetve átcsoportosította a Solaris és SPARC rendszereken dolgozó szakembergárdáját. Akik ezeket a megoldásokat használják, azokban joggal merül fel a kérdés, hogy vajon merre tudnak továbblépni, ha ezzel együtt …

State of the Beta – SUSE Enterprise Storage 5

Hi folks! We are close to the finalization of our SUSE Enterprise Storage 5 release, but our Public Beta Program is still opened! So you can always watch the following “An Introduction to SUSE Enterprise Storage 5” video or checkout …

Sharing the “Top 10 things to know about vSAN” slides…

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I was asked by a few people to share the slides for our Top 10 vSAN session at VMworld. Instead of sending the slides around via email I figured I would simply throw it up on …

Watch VMworld session “Top 10 Things to Know about vSAN #STO1264BE” for free …

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I didn’t know, but apparently our session was a featured session at VMworld Europe. For those interested in our VMworld: Top 10 vSAN session there’s a “mini player” below of our European VMworld session. I somehow …

You’re Having Problems with a SUSE Product? Oh No!

When you are having problems with one or more of our products, you come to our site for one thing:  Help resolving your problem and getting your systems purring contently ASAP.   It’s up to us to provide you with all …

SUSE CaaS Platform 2 – Beta Program

We are proud to announce the start of the SUSE CaaS (Container as a Service) Platform 2 – Beta Program. Just one month after the release of the official SUSE CaaS Platform 1, we are already in the development cycle …

SAP HANA 2.0 now certified for SLES 12 Service Pack 2 on IBM POWER8

SUSE Linux Enterprise Server 12 Service Pack 2 (SLES 12 SP2) for IBM POWER is now certified by SAP for SAP HANA 2.0 SLES 12 SP2 runs on IBM POWER8 hardware in little-endian mode (ppc64le). Currently supported SAP HANA releases …

List all “thick” swap files on vSAN

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As some may know, on vSAN by default the swap file is a fully reserved file. This means that if you have a VM with 8GB of memory, vSAN will reserve 16GB capacity in total for …

Our CVE Pages – self help to security issues in SUSE Linux Enterprise

SUSE CVE Pages SUSE offers various self-service options for getting information on Security Issues. One of these self-service options that are intended for human consumption are our CVE Pages. For every CVE that might be related to our products we …

#vmworld #STO1770BU – Tech Preview of Integrated Data Protection for vSAN

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This session was hosted by Michael Ng and Shobhan Lakkapragada and is all about Data Protection in the world of vSAN. Note that this was also a tech preview and features may or may not ever …

#VMworld #STO1378 – vSAN Management Today and in the Future

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#STO1378 “vSAN Management Today and in the Future” by Junchi Zhang and Christian Dickmann. Christian did this session by himself last year, and it was one of the coolest sessions of last year, so the expectations …

#VMworld #STO1794BU – Evolution of vSAN

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First session of the day at 08:30: “The Evolution of vSAN”. Vijay Ramachandran and Christos Karamanolis will be talking where vSAN came from and where it will be going towards in the upcoming years. Vijay started …

#STO1490BU : vSAN Vision – The Future of HCI

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I am not able to attend many sessions, but wanted to add this one to my schedule. This session was hosted by Lee Caswell (VP Products Storage and Availability VMware), Christos Karamanolis (CTO Storage and Availability …

Don’t know why DRS is not balancing your cluster? DRS Dump Insight!

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I was just reading up and noticed the DRS Dump Insight solution. It is a SaaS based DRS Dump Analyzer which gives you details around why your cluster is not balanced, or why certain recommendations are …

Butter bei die Fische!

If Brazil, one of the world biggest producers of beef, would announce to stop producing fish: would you wonder, whether Peru, one of the world biggest producers of fish, would stop producing fish? You probably wouldn’t. If one of the …

vSAN 6.6.1 Performance Diagnostics Demo

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I was playing in my lab this morning and figured I would record a demo of a new feature which is part of vSAN 6.6.1. The Performance Diagnostics feature is aimed to help those running benchmarks …

vSphere 6.5 U1 is out… and it comes with vSAN 6.6.1

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vSphere 6.5 U1 was released last night. It has some cool new functionality in there as part of vSAN 6.6.1 (I can’t wait for vSAN 6.6.6 to ship ;-)). There are a lot of fixes of …

New fling: DRS Lens

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A cool new fling was just released: DRS Lens. As stated on the flings website:

DRS Lens provides a simple, yet powerful interface to highlight the value proposition of vSphere DRS. Providing answers to simple questions

VMkernel Observations (VOBs)

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I never really looked at VOBs but as this came up last week during a customer meeting I decided to look in to it a bit. I hadn’t realized there was such a large number of …

Virtually Speaking Podcast: VMworld 2017 Preview

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I had the pleasure to be on the Virtually Speaking Podcast again, this episode is all about VMworld. Which sessions to attend and some general tips as well. Have a listen. Thanks John and Pete for …

Must have book: Host Resources Deep Dive

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Yesterday I was fortunate enough to receive a copy of a new book by Frank Denneman and Niels Hagoort. This new book is titled Host Resources Deep Dive and is available as of today in …

Vote for your fav bloggers / podcast etc!

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The time has come again, vote for your top blog / podcast etc! Just a heads up, I decided to have my blog removed from the list. I have been listed in the top 10 for …

Sizing a vSAN Stretched Cluster

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I have had this question a couple of times already, how many hosts do I need per site when the Primary FTT is set to 1 and the Secondary FTT is set to 1 and RAID-5 …

vSAN 6.6 Stretched Cluster Demo

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I had one more demo to finish and share and that is the vSAN 6.6 stretched cluster demo. I already did a stretched clustering demo when we initially released it, but with the enhanced functionality around …

vSAN 6.6 Demo: Configuration Assist

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I just noticed I still had a demo recoding on my desktop from a couple of weeks ago. The topic is vSAN 6.6 configuration assist. Hadn’t done anything with it, so I just added the narratives …

PowerShell Server Inventory, Part 3: Viewing the Inventory using a UI

This post is part 3 in a 3 part series on building your own server inventory system using PowerShell.

Can I front vSAN with a VAIO Caching Solution?

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I had this question a couple of times already, so I figured I would write a quick post. In short: yes you can put a VAIO Filter in front of vSAN. The question really is, which …

Where’s the HA enforce VM-Host and Affinity rules option in vSphere 6.5?

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Last week on (VMware internal) Socialcast someone asked where the UI option is in vSphere 6.5 that allows you to enable the ability for vSphere HA to respect VM-Host Affinity and VM-VM Anti Affinity rules. In …

vSAN Health Check fails on vMotion

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On Slack someone asked why the vMotion check for vSAN 6.6 Health Check was failing constantly. It was easy to reproduce when using the vMotion IP Stack on your vMotion VMkernel interface. I went ahead and …

Disk format change going from 6.x to vSAN 6.6?

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Internally I received a comment around the upgrade to 6.6 and the disk format version change. When you upgrade to 6.6 also the version of  disk changes, it goes to version 5. In the past with …

Where to find the Host Client vSAN section?

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I had a couple of people asking already, so I figured I would do a short post on where to find the ESXi Host Client vSAN section. It is fairly straight forward, if you know where …

vSAN 6.6 available now

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vSAN 6.6 is available now. Check the release notes before you upgrade! Also note that for vSAN users currently on 6.0 Update 3 – upgrade to vSAN 6.6 is not yet supported. If you like to …

VMware vSAN 6.6 demo: vSAN Encryption

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Yesterday I posted a quick video overview of a couple new features that are part of vSAN 6.6. (haven’t seen it, go watch that one first!) I mentioned in that demo that I would potentially …

VMware vSAN 6.6 demo

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I was playing around with a vSAN 6.6 environment yesterday and I figured I would record a quick demo of some of the new functionality introduced. Took me a bit longer than expected, but here it …

What’s new for vSAN 6.6?

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Yes this may confuse you a bit, a new vSAN release namely vSAN 6.6 but it doesn’t coincide with a vSphere release. That is right, this is a “patch” release for vSphere but a major version …

VM showing that HA failure response is disabled in 6.5?

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I had a customer asking me today why on each VM it was showing that all HA responses are disabled. This customer is running vSphere 6.5 and below you can see what the UI showed. Note …

Cohesity announces 4.0 and Round C funding

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Earlier this week I was on the phone with Rawlinson Rivera, my former VMware/vSAN colleague, and he told me all about the new stuff for Cohesity that was just announced. First of all, congrats with …

PowerShell Server Inventory, Part 2: Collecting and Sending Data

This will be at least a 3 part series in which I will go over each aspect of my build which will cover the following topics:

Intel Optane support for vSAN, first HCI solution to deliver it

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I am in Australia this week for the Sydney and Melbourne VMUG UserCon’s. Had a bunch of meetings yesterday and this morning the news was dropped that Intel Optane support was released for vSAN. The performance …

Running a Witness Appliance on a 2 Node vSAN config with FT

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I have had various people asking, and to me it felt like an obvious answer, but as multiple have asked over the past couple of month I figured I would dedicate a post to it. The …

Startup intro: Runecast

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I met with Runecast a couple of years ago at VMworld. Actually, I am not sure they already had a name back then, I should probably say I met with the guys who ended up founding …

Cool tool update: RVTools 3.9.2

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It has been a year since version 3.8, but finally here it is… RVTools 3.9. Rob de Vey has been developing this tool since early 2008 and over 650k copies have been downloaded so far. …

vSAN 6.x customer? vSphere 6.0 Update 3 is out

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Are you a vSAN 6.x customer? vSphere 6.0 Update 3 is out! There are a bunch of important fixes and improvements (checksumming performance for instance) in Update 3, so I would highly recommend looking in to …

Virtually Speaking Podcast – vSAN Customer Use Cases

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As John Nicholson was traveling in and around New Zealand I was asked by Pete if I could co-host the Virtually Speaking Podcast again. It is always entertaining to join, Pete is such a natural when …

VVols design and procurement considerations

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Over the past couple of months I have had more and more discussions with customers and partners about VVols. It seems that Policy Based Management and the VVol granular capabilities are really starting to sink in, …

Lucky 7k, go vSAN!

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VMware announced the Q4 earnings last night, one of the things I was most interested about was how vSAN did in Q4. Here is what was announced yesterday, for those interested in more detail check the

Rocking January for SAP users in AWS EC2 and Azure

Drum-roll please, announcing SUSE Linux Enterprise Server 12 SP1 and SP2 For SAP Applications  available as on demand in Azure. Hurrah 🙂 .We’ve had Bring Your Own Subscription (BYOS) images available for some time and now you can also enjoy …

XenDesktop/XenApp 7.12 MCS works with vSAN

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This is something that has kept me busy for a while. For the past 2 years there were some challenges with regards to the use of MCS and XenDesktop/XenApp in combination with vSAN. In fact, Citrix …

Two host stretched vSAN cluster with Standard license?

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I was asked today if it was possible to create a 2 host stretched cluster using a vSAN Standard license or a ROBO Standard license. First of all, from a licensing point of view the EULA

How to disable DRS for a single host in the cluster

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I saw a question today which was interesting, how do I disable DRS for a single host in the cluster? I thought about it, and you cannot do this within the UI, at least… there is …

Can you run all-flash with vSAN 6.2 Standard license?

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As I get the following question a lot I figured I would share the answer here as well: Can you run all-flash with vSAN 6.2 Standard license? Many of you have seen the change in licensing …

VMware User Group

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I have the pleasure to present at three VMUGs in the upcoming months I have never presented at before, heck I never been to those countries even. First coming up is the VMUG in Dubai on …

Windows 10 not running in full resolution in VMware Fusion?

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I installed Windows 10 in a Fusion VM recently and figured I would install VMware Tools. After the installation I couldn’t get it running in a proper resolution and I was actually limited to 1152×864. Very …

Disk controllers for vSAN with or without cache?

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I got this question today and I thought I already wrote something on the topic, but as I cannot find anything I figured I would write up something quick. The question was if a disk controller …

Storage capacity for swap files and TPS disabled

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A while ago (2014) I wrote an article on TPS being disabled by default in future release. (Read KB 2080735 and 2097593 for more info) I described why VMware made this change from a security perspective …

They Like Us, And It’s Not Just Me Saying That

In my work with our partners here at SUSE I get to interact with partners of all types. I get to talk with them about how we work together and hear not only about the marketing, which is my field, …

All-Flash HCI is taking over fast…

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Two weeks ago I tweeted about All-Flash HCI taking over fast, maybe I should have said All-Flash vSAN as I am not sure every vendor is seeing the same trend. Reason for it being of course …

Some goodies for the upcoming holidays, SLES 12 SP2 in the Public Cloud

SUSECon 2016 has come and gone with many announcements; including the release of SUSE Linux Enterprise Server 12 SP2 during the opening keynote on Tuesday November 8, 2016. Simultaneously your public cloud Elves released SLES 12 SP2 from the conference …

Change of dates: VMworld Europe now September 11th until 14th!

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Just received the confirmation / news that VMworld Europe has a changed date. It will be held in Barcelona again in 2017, however the date is now September 11th until 14th! So make sure to write …

Benchmarking an HCI solution with legacy tools

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I was driving back home from Germany on the autobahn this week when thinking about 5-6 conversations I have had the past couple of weeks about performance tests for HCI systems. (Hence the pic on the …

The difference between VM Encryption in vSphere 6.5 and vSAN encryption

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More and more people are starting to ask me what the difference is between VMCrypt aka VM Encryption and the beta feature we announced not to long ago called vSAN Encryption. (Note, we announced a beta, …

Virtual SAN >> vSAN, and grown to 5500 customers!

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Not that it is a big deal, but as some people are like me they probably prefer to use the right name. As of this week Virtual SAN was renamed to vSAN. I am not sure …

vSphere 6.5 what’s new – Storage IO Control

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There are many enhancements in vSphere 6.5, an overhaul of Storage IO Control is one of them. In vSphere 6.5 Storage IO Control has been reimplemented by leveraging the VAIO framework. For those who don’t know …

Creating McAfee ePO Alert and ARF Actions with Add-On Builder

One of the best things about Splunk is the passionate user community. As a group, the community writes amazing Splunk searches, crafts beautiful dashboards, answers thousands of questions, and shares apps and add-ons with the world.

Building high quality …

vSphere 6.5 what’s new – VVols

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Well I guess I can keep this one short, what is new for VVols? Replication. Yes, that is right… finally if you ask me. This is something I know many of my customers have been …

vSphere 6.5 what’s new – HA

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Here we go, one of my favourite features in vSphere… What’s new for HA in vSphere 6.5. To be honest, a lot! Many new features have been introduced, and although it took a while, I am …

vSphere 6.5 what’s new – DRS

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Most of us have been using DRS for the longest time. To be honest, not much has changed over the past years, sure there were some tweaks and minor changes but nothing huge. In 6.5 however …

What is new for Virtual SAN 6.5?

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As most of you have seen by the explosion of tweets, Virtual SAN 6.5 was just announced. Some may wonder how 6.5 can be announced so fast after the Beta Announcement, well this is not …

vSphere 6.5 what’s new – VMFS 6 / Core Storage

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I haven’t spend a lot of time looking at VMFS lately. I was looking in to what was new for vSphere 6.5 and then noticed a VMFS section. Good to see there is still being worked …

Cool Tool: SDDC Discovery aka bringing back “Maps”

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You still recall the days where you had the awesome map view in the vCenter Client? That unfortunately was removed from the Web Client. A shame as it was very useful for troubleshooting and seeing relationships …

Hyper-Converged is here, but what is next?

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Last week I was talking to a customer and they posed some interesting questions. What excites me in IT (why I work for VMware) and what is next for hyper-converged? I thought they were interesting questions …

This blog has been hacked by @vS0ciety

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This blog has been hacked by @vS0ciety” originally appeared on Yellow-Bricks.com. Follow me on twitter – @DuncanYB.