Will check them out. Thanks Phil Raj
> On Nov 26, 2020, at 8:48 AM, [email protected] <[email protected]> > wrote: > > > But I don’t think Ansible can do event driven or has any notification > > mechanism to say a device is decommissioned so don’t push any configs or > > take the right action - does it? > > You're getting into platform functions generally now, so AWX/tower territory. > Those have webhook capabilities and notification mechanisms. > You can use dynamic inventories either from the CLI or platform to auto > discover targets and filter based on powerstate etc > >> On Thursday, 26 November 2020 at 16:33:06 UTC Yogi wrote: >> Thanks for clarifying in regards to pipelining and accelerate replacement. >> >> You are right that there is general FUD around but none consumed, hence >> these queries to understand. >> >> I’m not sure what Nornir does in regards to the questions you asked. I could >> guess by taking a shot - one has to wire lots of code and use NAPALM. But I >> don’t think Ansible can do event driven or has any notification mechanism to >> say a device is decommissioned so don’t push any configs or take the right >> action - does it? >> >> In regards to the timings, a test was done. To get facts from 300 devices, >> Nornir took 20 seconds, where as Ansible took, rounding to 4 minutes. Added >> 100 forks and strategy - free, this timing came down to around 2 minutes 30 >> seconds. I plan to explore more options from the fact enhancements section >> you sent. >> >> Thanks >> Raj >> >>> On Nov 26, 2020, at 6:36 AM, [email protected] <[email protected]> >>> wrote: >>> >> >>> > In regards to accelerate, here is the info which when tried to enable >>> > didn't work - >>> > https://docs.ansible.com/ansible/2.3/playbooks_acceleration.html >>> So ansible 2.3 is way old, please refer to the latest docs that match your >>> version. This was replaced by SSH pipelining, which may not be applicable >>> to your networking devices. There are other network connection plugins >>> though to make that part easy. BTW, how do you do these connections with >>> Nornir? How does it discover new hosts and connect to them automatically? >>> How does it know a network device is no longer online or has been >>> decommissioned? >>> >>> On the performance side, ansible is not going to take that long to get >>> facts. Have you tried it? It sounds like you have been fed some FUD. >>> >>> I'd suggest taking a rounded assessment to your overall automation needs, >>> which is sounds like you've got in hand. >>> >>> "I'm not thinking about coding " I'm afraid you are if you select the wrong >>> automation. >>> >>> When I hear the words like "business logic" I get worried, as this is going >>> way beyond what the most successful automation tries to do. Keep it simple, >>> consistent and reliable. >>> >>> Once you've done your assessment, I'd love to hear how it panned out! >>> >>>> On Wednesday, 25 November 2020 at 22:51:56 UTC Yogi wrote: >>>> Hi Phil, >>>> >>>> Thanks again for your explanation. Sorry for the misspelling, yes you are >>>> right that it's NAPALM. >>>> >>>> In regards to accelerate, here is the info which when tried to enable >>>> didn't work - >>>> https://docs.ansible.com/ansible/2.3/playbooks_acceleration.html >>>> >>>> I'm not thinking about coding but would like to use the power of Ansible >>>> to do the heavy lifting, but the exercise I'm going through is to ensure >>>> we are weighing and evaluating all the features, including performance, >>>> reliability, consistency, community support and few things you already >>>> mentioned. >>>> >>>> You ask a good question - Why speed? If I may put it in a use case way: >>>> Say I have a UI, which provides a single glass pane of all devices in my >>>> Data Center, and you could also extend a case where I have multiple DC's >>>> in a region. I have other UI elements that would render based on some >>>> business logic, which would be dependent on the facts or data I gather >>>> from these devices. In this case if the user is going to wait for 3 to 5 >>>> minutes or more compared to Nornir getting the data in seconds, would you >>>> see this as what does it matter? To put this in a different view, for >>>> example, you are opening up your Gmail - it takes 3 to 5 minutes to open >>>> your inbox to read your data, and then do the necessary operations you >>>> would want to do, then what would you say to this case? >>>> >>>> >>>> Thank you, >>>> Raj >>>> >>>>> On Wed, Nov 25, 2020 at 11:36 AM [email protected] >>>>> <[email protected]> wrote: >>>> >>>>> Hi Raj >>>>> >>>>> Did you mean NAPALM? It seems to do want you're talking about. I don't >>>>> know if any element of that is used under the covers tbh. There are >>>>> napalm modules of course available for Ansible :) >>>>> >>>>> But what it does has already been engineered into the network module >>>>> refactoring which is a recent enhancement. >>>>> Check out this blog for more details, but it sounds like it does what >>>>> you're after and you're mostly interested in the network side of things: >>>>> https://www.ansible.com/blog/network-features-coming-soon-in-ansible-engine-2.9 >>>>> [check out the Facts Enhancements section in particular] >>>>> >>>>> There are ways to enhance speed with Ansible, but there are normally >>>>> trade offs. I have to ask why you need speed? Most people want to run >>>>> things fast but when I ask why they don't really have an answer! >>>>> >>>>> Yes doing things in direct code is probably going to be faster, but for >>>>> me, ease of use, simplicity and consistently for much more important. >>>>> >>>>> It sounds like you're still thinking about coding rather than >>>>> infrastructure-as-code. >>>>> >>>>> Sorry I have no idea what you mean by accelerate=true >>>>> >>>>> Phil. >>>>> >>>>>> On Wednesday, 25 November 2020 at 18:31:34 UTC Yogi wrote: >>>>>> Thank you Phil for the clarification. >>>>>> >>>>>> A follow up question: >>>>>> I read in one of the blogs that under the hood, Ansible uses NAPALAM >>>>>> with which Ansible abstracts things to the developer so they can convey >>>>>> their intent in a declarative manner, which is awesome and Ansible does >>>>>> the heavy lifting. >>>>>> >>>>>> But when going through the abstraction layer vs directly calling the >>>>>> vendor neutral library, there seems to be a speed improvement with >>>>>> Nornir as it calls this lib directly. Now this might show some dividends >>>>>> when connected to 100s of devices to get facts. >>>>>> >>>>>> What are some of the ways to achieve this speed improvement in Ansible >>>>>> which I would like to try? Would be great if there is a blog or site >>>>>> someone tried and can share. I’m using the Ansible 2.9.x version. >>>>>> >>>>>> For example: I used accelerate=true but this didn’t work as the play >>>>>> said it was invalid >>>>>> >>>>>> Thank you, >>>>>> Raj >>>>>> >>>>>>> On Nov 25, 2020, at 9:35 AM, [email protected] >>>>>>> <[email protected]> wrote: >>>>>>> >>>>>> >>>>>>> Hi Raj >>>>>>> >>>>>>> disclaimer: I work for Red Hat, but this is not an official support >>>>>>> statement. >>>>>>> >>>>>>> Your base 2.10 statement you quote refers to upstream community Ansible. >>>>>>> >>>>>>> Red Hat only provides support through an Ansible Automation Platform >>>>>>> subscription. This is the downstream enterprise supported software. >>>>>>> That will include support for 2.10 at a future date through the AAP >>>>>>> sub. >>>>>>> >>>>>>> As for Nornir... >>>>>>> Never heard of it before, and never had a customer asking about it >>>>>>> before. That doesn't infer good or bad. >>>>>>> >>>>>>> From https://nornir.readthedocs.io/en/latest/ this stood out to me: >>>>>>> Nornir is an automation framework written in python to be used with >>>>>>> python. >>>>>>> Nornir aims to solve those problems by providing a pure python framework >>>>>>> ...and will provide a common framework to write “plugins” >>>>>>> >>>>>>> So basically it's inventing the wheel and writing code. This is exactly >>>>>>> what Ansible was written to avoid and address. This is why there is >>>>>>> circa 4500 modules already out there so you don't have to write code! >>>>>>> >>>>>>> I hope that helps. >>>>>>> >>>>>>> Phil. >>>>>>> >>>>>>>> On Wednesday, 25 November 2020 at 05:55:21 UTC Yogi wrote: >>>>>>>> Hi All, >>>>>>>> >>>>>>>> We are trying to evaluate Ansible vs Nornir. >>>>>>>> >>>>>>>> I found this update which says Ansible Base 2.10 is not supported by >>>>>>>> Red Hat, nor are there plans to package or release it to official >>>>>>>> downstream Red Hat distribution mechanisms such as the Customer >>>>>>>> Portal/CDN. Ansible customers are free to use the community version of >>>>>>>> Ansible Base for testing or development purposes, or self-supported >>>>>>>> environments. >>>>>>>> >>>>>>>> Can someone please clarify if there is any update on plans, and if so >>>>>>>> where do I see this information? >>>>>>>> >>>>>>>> Also, please share your experience on Nornir. I see there is not a >>>>>>>> large community so far for Nornir as Ansible. But I'm sure some of you >>>>>>>> must have tried Nornir. If so, are you using it in production? >>>>>>>> >>>>>>>> Thanks >>>>>>>> Raj >>>>>>> >>>>>> >>>>>>> -- >>>>>>> You received this message because you are subscribed to a topic in the >>>>>>> Google Groups "Ansible Project" group. >>>>>>> To unsubscribe from this topic, visit >>>>>>> https://groups.google.com/d/topic/ansible-project/7OOX10QluFA/unsubscribe. >>>>>>> To unsubscribe from this group and all its topics, send an email to >>>>>>> [email protected]. >>>>>>> To view this discussion on the web visit >>>>>>> https://groups.google.com/d/msgid/ansible-project/ecd99211-3966-4d5b-a631-36f60345b377n%40googlegroups.com. >>>>> >>>>> -- >>>>> You received this message because you are subscribed to a topic in the >>>>> Google Groups "Ansible Project" group. >>>>> To unsubscribe from this topic, visit >>>>> https://groups.google.com/d/topic/ansible-project/7OOX10QluFA/unsubscribe. >>>>> To unsubscribe from this group and all its topics, send an email to >>>>> [email protected]. >>>> >>>>> To view this discussion on the web visit >>>>> https://groups.google.com/d/msgid/ansible-project/76c2b583-8672-4d50-9460-a7e58d07ac69n%40googlegroups.com. >>>> >>>> >>>> -- >>>> Best Regards, >>>> Raj >>> >>> -- >>> You received this message because you are subscribed to a topic in the >>> Google Groups "Ansible Project" group. >>> To unsubscribe from this topic, visit >>> https://groups.google.com/d/topic/ansible-project/7OOX10QluFA/unsubscribe. >>> To unsubscribe from this group and all its topics, send an email to >>> [email protected]. >> >>> To view this discussion on the web visit >>> https://groups.google.com/d/msgid/ansible-project/c07603e3-437c-48da-a05b-1b8e88a1deddn%40googlegroups.com. > > -- > You received this message because you are subscribed to a topic in the Google > Groups "Ansible Project" group. > To unsubscribe from this topic, visit > https://groups.google.com/d/topic/ansible-project/7OOX10QluFA/unsubscribe. > To unsubscribe from this group and all its topics, send an email to > [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/ansible-project/8bd10d0f-9c1b-4cf6-a6f7-5858cf2a0350n%40googlegroups.com. -- You received this message because you are subscribed to the Google Groups "Ansible Project" group. 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