3-Tier Performance Disscusion

We have performance problems in Remote (3 Tier) mode.
I did a simple comparison test between two networks: from Home and from Office,I found at office the forms opened just a little bit faster, roughly 20-25% faster.
Here is the test:
Take Open "Objects" form as an example,
1. From Home, it takes 12.05 seconds (RoadRunner + VPN)
2. From Office, it takes 9.25 seconds (Office LAN) -- about 77% of 1.
1. and 2. use same client, same application server, same database.
In addition,
3. Put Client and Server on Same machine, it takes 1.81 seconds -- I think this should eliminate all network traffics.
We are expecting the office network is much faster than VPN/RoadRunner, but the results did not show
much difference, what probably the problems are? How can we test for sure what our network speed is?
By the way, we also tested on an isolated LAN (we used a 10/100 HUB to connect our client and server machine to build a LAN which disconnected from our office LAN, it is also slow -- is there a configuration problems that prevent us from geting 100M speed?)
by the way, does Oracle has a "Performance" Topic? Where to get some help on Performance issues/questions?
Can anyone help, Please!
Thanks A LOT

gday --
If this is an Oracle Forms question (which you don't explicitly say, but it sounds like) then I'd recommend you post it to the Forms specific forum on OTN. Someone there might be in a better position to help you.
If this is a J2EE based question, then you may need to provide more details of what your application is.
cheers
-steve-

Similar Messages

Performance is too slow on SQL Azure box

Hi,
Performance is too slow on SQL Azure box (Located in Europe)
Below query returns 500,000 rows in 18 Min. on SQL Azure box (connected via SSMS, located in India)
SELECT * FROM TABLE_1
Whereas, on local server it returns 500,000 rows in (30 sec.)
SQL Azure configuration:
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Hello,
Can you please explain in a little more detail the scenario you testing? Are you comparing a SQL Database in Europe against a SQL Database in India? Or a SQL Database with a local, on-premise SQL Server installation?
In case of the first scenario, the roundtrip latency for the connection to the datacenter might play a role.
If you are comparing to a local installation, please note that you might be running against completely different hardware specifications and without network delay, resulting in very different results.
In both cases you can use the below blog post to assess the resource utilization of the SQL Database during the operation:
http://azure.microsoft.com/blog/2014/09/11/azure-sql-database-introduces-new-near-real-time-performance-metrics/
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Thanks,
Jan

Performance too Slow on SQL Azure box

Hi,
Performance is too slow on SQL Azure box:
Below query returns 500,000 rows in 18 Min. on SQL Azure box (connected via SSMS)
SELECT * FROM TABLE_1
Whereas, on local server it returns 500,000 rows in (30 sec.)
SQL Azure configuration:
Service Tier/Performance Level : Premium/P1
DTU       : 100
MAX DB Size : 500GB
Max Worker Threads : 200
Max Sessions     : 2400
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Thanks,

Hello,
Please refer to the following document too:
http://download.microsoft.com/download/D/2/0/D20E1C5F-72EA-4505-9F26-FEF9550EFD44/Performance%20Guidance%20for%20SQL%20Server%20in%20Windows%20Azure%20Virtual%20Machines.docx
Hope this helps.
Regards,
Alberto Morillo
SQLCoffee.com

Create a web site in Visual Studio - fails with SQL Azure V12

Creation of Microsoft Azure Website failed. <Error xmlns="Microsoft.SqlServer.Management.Framework.Web.Services" xmlns:i="http://www.w3.org/2001/XMLSchema-instance"><Message>The service objective 'Web' specified is invalid.</Message><InnerError
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David

Hi,
Thanks for posting here.
Upgrading Web and Business Databases
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dropping of the connections to the database can happen for a very small duration (typically measured in seconds). If an application has transient fault handling for connection terminations then it is sufficient to protect against dropped connections at the
end of the upgrade.
Upgrading a Web or Business database to a new service tier involves the following steps:
Determine service tier based on feature capability
Determine an acceptable performance level based on historical resource usage
Why does existing performance for my Web or Business database map to the higher Premium levels?
Tuning your workload to fit a lower performance level
Upgrade to the new service tier/performance level
Monitor the upgrade to the new service tier/performance level
Monitor the database after the upgrade
Refer:
http://azure.microsoft.com/en-us/documentation/articles/sql-database-upgrade-new-service-tiers/
https://msdn.microsoft.com/en-us/library/azure/dn741336.aspx
Hope this helps you.
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Error when adding BI XMLA service as a web service in Visual Studio

I have Visual Studio 2003 and I am trying to add the XMLA web service via a URL using Add Web reference.
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Hi,
Thanks for posting here.
Upgrading Web and Business Databases
Upgrading Web or Business databases to a new service tier/performance level does not take the database offline. The database will continue to work through the upgrade operation. At the time of the actual transition to the new performance level temporary
dropping of the connections to the database can happen for a very small duration (typically measured in seconds). If an application has transient fault handling for connection terminations then it is sufficient to protect against dropped connections at the
end of the upgrade.
Upgrading a Web or Business database to a new service tier involves the following steps:
Determine service tier based on feature capability
Determine an acceptable performance level based on historical resource usage
Why does existing performance for my Web or Business database map to the higher Premium levels?
Tuning your workload to fit a lower performance level
Upgrade to the new service tier/performance level
Monitor the upgrade to the new service tier/performance level
Monitor the database after the upgrade
Refer:
http://azure.microsoft.com/en-us/documentation/articles/sql-database-upgrade-new-service-tiers/
https://msdn.microsoft.com/en-us/library/azure/dn741336.aspx
Hope this helps you.
Girish Prajwal

Contained Database Users are now available in Azure SQL Database Update preview

Contained Database Users should be of particular help for people migrating to Azure SQL Database. At the moment, this is a preview release but you can start testing. Here is the announcement of the
preview with links to more information.
New SQL Database public preview with new Standard-tier performance level
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new
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SQL
Database documentation webpage, including the following key enhancements: easier management of large databases to support heavier workloads with parallel queries
and online indexing, support for programmability functions like CLR and XML index to support more robust application design, improved monitoring and troubleshooting with XEvents and 100 new Dynamic Management Views (DMV), and more performance in the Premium
tier.
To try this preview, please sign up via the Preview
features webpage. Only SQL Database servers with a mix of one or more Basic, Standard, or Premium (not Web or Business) databases are compatible and eligible to
upgrade to the preview. Please note that any move of an existing Basic, Standard, or Premium database into this preview is irreversible; we recommend that you create a database copy or leverage test databases on any server enrolled in this preview.
A new Standard-tier performance level, S3, is also available in this preview which gives you more pricing flexibility between Standard and Premium. S3 will deliver 100 Database Throughput Units (DTU) and all the features available in the Standard tier. Please
note that S3 will appear on your bill as a multiple of S2 until further notice.
For more information, please visit the SQL
Database webpage and the
Microsoft
Azure Blog. For a comprehensive look at pricing, please visit the
SQL
Database pricing webpage.
Rick Byham, Microsoft, SQL Server Books Online, Implies no warranty

Hello Rick
That is great, one thing I'd like to ask, does it support SSMS,SSDT?
No sign of that yet, that I’ve seen.....
Best Regards,Uri Dimant SQL Server MVP,
http://sqlblog.com/blogs/uri_dimant/
MS SQL optimization: MS SQL Development and Optimization
MS SQL Consulting:
Large scale of database and data cleansing
Remote DBA Services:
Improves MS SQL Database Performance
SQL Server Integration Services:
Business Intelligence

Is the Intel Iris Pro in the new 15" rMBP sufficient for my needs?

Greetings all! Long time reader, first time poster here
I've been holding off purchasing a new machine until the new rMBP models were released, and...here they are finally!
My goal here is to find out if the integrated GPU (15" rMBP) is going to be good enough for my usage pattern, versus spending the extra money and getting the model with the GeForce GT 750m GPU. I work as a Web Developer primarily; with some iOS/Android dev on the side (xCode & Eclipse mainly). Photoshop use is a daily occurance, but I don't do anything overly technical with it...mainly just chopping up PSD's for front-end web dev.
The reason i'm curious about the GPU is because of the light gaming I plan on doing. I plan on selling off my current MBP(2010) and also getting rid of my windows desktop that is used solely for gaming. The only games I play, and the only ones I will be playing for the forseeable future are World of Warcraft and some Diablo 3 perhaps. I'm not expecting top tier performance, i'm not expecting it rival the graphics performance of my desktop. Will I lose graphics power if I choose the entry level model that was just released today, when compared to the entry level 15" rMBP that has been on the market up until now? If so, is the difference negligible? I'm 100% on board for the Crystalwell processor, so I need to make sure that I get enough GPU power for my WoW addiction ^_^
Any advice would be greatly appreciated, thanks a ton!
~Steve

WoW and D3 should run very well with the integrated Intel Iris Pro 5200 (rMBP 15")...:
http://www.notebookcheck.net/Intel-Iris-Pro-Graphics-5200.90965.0.html
(I think the tests were done using 1366x768 though?)

Oracle Enterprise Manager 10gR4 is Released

Here is the press release. Material is already posted on OTN. Enjoy!
Oracle(R) Enterprise Manager Delivers Unique New Capabilities for Top-Down Application Management
Tuesday November 13, 8:15 am ET
New Capabilities Address Cross-Tier Performance Diagnostics, Integrated Incident and Problem Management and Application Data Sharing
ORACLE OPENWORLD, SAN FRANCISCO, Nov. 13 /PRNewswire-FirstCall/ -- Building upon its "top-down" approach to managing application and Information Technology (IT) infrastructure resources, Oracle today announced key new enhancements to Oracle® Enterprise Manager 10g. The new enhancements deliver a broad range of capabilities, across the application lifecycle, for custom and SOA-based applications and pre-packaged applications and include faster performance diagnostics for production applications; simplified incident and problem management through integration with Oracle's Siebel CRM HelpDesk and PeopleSoft Enterprise HelpDesk applications; expanded capabilities to manage Oracle Business Intelligence; and easy and secure data sharing across the application lifecycle.
Oracle's top-down approach to application management uniquely addresses the need for an end-to-end application perspective -- whether technology-focused or business-focused -- while enabling administrators to virtually eliminate the confusion caused by low-level system alerts that cannot be easily correlated to business exceptions. This has been a common and costly shortfall in traditional systems management software and frequently contributes to prolonged application downtime.
"Helping customers drive better business results is the essence of Oracle's top-down approach to application management," said Richard Sarwal, senior vice president of Systems Management Products, Oracle. "With the addition of Connectors enabling closed-loop incident and problem tracking with Siebel CRM and PeopleSoft Enterprise HelpDesk applications and breakthrough application performance management capabilities using Oracle Enterprise Manager's Application Diagnostics for Java feature, Oracle takes another significant step in fulfilling our top-down application management strategy."
"With this new release, Oracle is expanding both the breadth and depth of the application management capabilities available through Oracle Enterprise Manager, providing features designed for detailed diagnosis of Java application performance issues in production environments, with the ability to trace transactions between Java application servers and database sessions," according to Tim Grieser, Program Vice President, Enterprise System Management Software, IDC
Taking Application Performance Management to the Next Level
The new Oracle Application Diagnostics for Java capability in Oracle Enterprise Manager can monitor and diagnose performance problems in production Java applications with minimal impact on application performance and availability. Unlike most Java performance management tools that utilize bytecode instrumentation, Oracle Enterprise Manager's new feature has a highly innovative diagnostics engine that introduces less than one percent performance overhead on production applications and does not require IT operations to have a deep understanding of the application logic. The new feature also has a hot-pluggable architecture that enables the diagnostics engine to be deployed in heterogeneous middleware environments, without shutting down the application server. Oracle Application Diagnostics for Java is included in the Oracle Application Server Diagnostics Pack and the new Oracle Diagnostics Pack for Non-Oracle Middleware.
Improving Performance Diagnostics Across Application Tiers
Diagnosing end user performance problems has become increasingly difficult because of the increased deployment of multi-tiered web applications and the dynamic nature of web-based applications. With Oracle Application Diagnostics for Java, administrators now have powerful diagnostic capabilities by enabling application administrators to trace in-flight transactions and correlate user request activities in the Java application to corresponding activity in the database. Similarly, database administrators can quickly identify Java applications that may be causing resource contention in the database. This cross-tier diagnostics helps accelerate problem resolution by identification of resource bottlenecks across tiers.
Tighter Integration for Siebel CRM Diagnostics and Oracle Enterprise Manager
Siebel CRM diagnostic capabilities have been integrated with Oracle Enterprise Manager, providing a single integrated tool for problem diagnostics in Siebel CRM and its underlying infrastructure. Siebel CRM administrators can use Oracle Enterprise Manager for end-to-end management of Siebel CRM and to simplify Siebel CRM diagnostics based on user and server performance analysis. In addition, Siebel CRM customers can benefit from broader application support including Siebel CRM 8.0, 7.8 and 7.7.
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New Management Connectors for Siebel CRM HelpDesk and Peoplesoft Enterprise HelpDesk applications allow the deployment of end-to-end IT incident and problem management solutions capable of unprecedented levels of automation and closed-loop remediation. The connectors enable Siebel CRM and PeopleSoft Enterprise HelpDesk customers to benefit from an integrated solution that spans the service lifecycle from incident logging and tracking to top-down management of applications including problem management, patching and provisioning across the technology stack. The bi-directional integration between Oracle Enterprise Manager and Siebel CRM and PeopleSoft Enterprise HelpDesk applications helps streamline key support processes by automatically creating service requests for incidents captured in Oracle Enterprise Manager. Support analysts using these help desk products are automatically empowered with respective corrective actions to accelerate problem resolution.
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Easy and Secure Data Sharing Across the Application Lifecycle
Also new is the Oracle Data Masking Pack, to protect sensitive production data by using masking rules to replace confidential or sensitive production information with realistic but scrubbed data. This pack provides a scalable, secure solution for application data sharing for a wide variety of needs ranging from application development, testing, quality assurance as well as business processing. See related news release dated today.
Availability and Pricing
The enhancements listed above are generally available today with Oracle Enterprise Manager 10g Release 4.
Oracle Application Server Diagnostics Pack and Oracle Diagnostics Pack for Non-Oracle Middleware are priced at $6,000 each per CPU. Management Connectors are priced at $5,000. The Oracle Management Pack for Business Intelligence is priced at $10,000 per CPU. The Oracle Data Masking Pack is priced at $10,000 per CPU of the server where data is being masked.
For more information about Oracle Enterprise Manager 10g Release 4 and the family of Plug-ins, Connectors and Management Packs and to download free evaluation software go to: http://www.oracle.com/enterprisemanager/. Terms, conditions and restrictions apply.
About Oracle Enterprise Manager 10g
Spanning applications, middleware, and database management, Oracle Enterprise Manager 10g delivers integrated enterprise management for Oracle and non-Oracle systems to more than 21,000 Management Pack customers worldwide. Employing a unique "top-down" approach to managing application and IT infrastructure resources, Oracle Enterprise Manager allows customers to focus on what matters for its business -- greater agility, better service quality and lower operational costs. With a broad set of administration, configuration management, provisioning, end-to-end monitoring, service level management, and security capabilities, Oracle Enterprise Manager 10g helps customers manage service levels, proactively isolate business exceptions before they become emergencies, and remediate issues at any level spanning application and heterogeneous infrastructure -- all within one management solution. Learn more at http://www.oracle.com/enterprisemanager/.
About Oracle
Oracle (Nasdaq: ORCL - News) is the world's largest enterprise software company. For more information about Oracle, visit our Web site at http://www.oracle.com.
Trademarks
Oracle is a registered trademark of Oracle Corporation and/or its affiliates. Other names may be trademarks of their respective owners.
This announcement is provided to you solely for information purposes, is not a commitment to deliver any material, code, or functionality, and should not be relied upon in making purchasing decisions. Many factors can materially affect Oracle's product development plans and the nature and timing of future product releases. The development, release, and timing of any features or functionality described remains at the sole discretion of Oracle. This information may not be incorporated into any contractual agreement with Oracle or its subsidiaries or affiliates. Oracle specifically disclaims any liability with respect to this information.
Message was edited by:
Chung Wu

This is expected behavious. It is because Enterprise Manager cannot run with the new server name. You can either go through loads to change the config files or simply drop and recreate the console.

Infrastructure Maintenance

Hi,
I have two questions:
1) I seem to remember from my 10gAS Admin class that I shouldn't perform any maintenance (regular analyzes, space maintenance, etc) on the infrastructure database. However, I can't find any documentation that confirms or denys this. I can find all sorts of information regarding middle tier performance monitoring/tuning, but nothing specifically regarding the infrastructure database. Is it going to 'break' things if I do run regular analyzes, install statspack and so on? If someone could give me a doc number or point me in the right direction it would be appreciated.
2) Also, the log files from the various components can become very large and have filled up my $ORACLE_HOME filesystem. Is there something that handles these (automatically removes/shrinks them) that I have missed? Or do I just need to come up with a home-grown script or two that will take care of this for me.
Any help would be appreciated.
Thank you

The infrastructure consists of several repositories that have been pre-tuned by Oracle.
Specifically, I encourage you NOT to run statistics against the OiD repository unless the repository is at least Oracle database 10.2 or if you have a specific performance problem and Oracle Support tells you to rerun the stats.
AFAIK there is no log file shrinker. Suggest you look through the logs for errors, and shrink them manually. Also look through the configs to understand why the logs are growing. (THe default settings have always seemed too-much-logging for me.)

New-virtualdisk does not create tired storage, but gui does.

Hi
I'm trying to create a Storage Pool with a virtual disk with tierd storage.
Got 2 SSD and 2 HDD.
Created my pool and then I'm trying to create a disk using my ssd and hdd.
$ssd_tier = New-StorageTier -StoragePoolFriendlyName "SnabbPool" -FriendlyName SSD_Tier -MediaType SSD
$hdd_tier = New-StorageTier -StoragePoolFriendlyName "SnabbPool" -FriendlyName HDD_Tier -MediaType HDD
New-VirtualDisk -StoragePoolFriendlyName "SnabbPool" -FriendlyName TierdDisk1 –StorageTiers @($ssd_tier, $hdd_tier) -StorageTierSizes @(110GB,2700GB) -ResiliencySettingName Mirror -WriteCacheSize 5GB -NumberOfColumns 1
The Disk gets created, but it's not tierd.
If a use the GUI i can create a tierd disk but then i only get 1GB of cache...and i want to do it with powershell.
Anyone seeing an error in mylines ?
One thing i think is wierd is that if i run a get-storagaTier after new-storagetier i get nothing returned.

Hi,
Do you mean that you cannot get any storage tier when you run Get-StorageTier command? Is there any error message in the Event Log? Please run the command “Get-Storagepool -FriendlyName SnabbPool | fl” and “Get-VirtualDisk -FriendlyName TierdDisk1| fl” and
post the commands output.
You could refer to the article below to monitor storage tier performance:
Monitor Storage Tiers Performance in Windows Server 2012 R2
http://technet.microsoft.com/en-us/library/dn789160.aspx
Best Regards,
Mandy
We
are trying to better understand customer views on social support experience, so your participation in this
interview project would be greatly appreciated if you have time.
Thanks for helping make community forums a great place.

Reverse proxy plugin does not like the POST method

My second tier is not functionning properly when placed behind a S1WS6 with reverse proxy
Client ====== SunOne web server with Passthrough ====== .NET app server & web services.
The web server configuration (reverse proxy � libpassthrough.so) is configured and is working correctly when it comes to requesting normal pages, however a problem arises when the request is made either by:
1- Invoking a web service on the .Net tier, or
2- The .Net tier performs a server.transfer call within the same .net server (Page transfer)
Keep in mind that the .Net tier works fine when not accessed through the reverse proxy.
It seems that when a POST method is invoked, a Session Close is sent before data is sent back !!
We tried to isolate the problem from different angles but came up short, the http server log shows that the request was made
192.168.2.7 - - [14/Jul/2004:14:10:56 +0300] "POST /wavedms2.0/TestWebService/TestService.asmx HTTP/1.1" 100 0
Although response 100 indicates that it is waiting for more, while the web service error shows the following:
The underlying connection was closed: An unexpected error occurred on a receive.
at System.Web.Services.Protocols.WebClientProtocol.GetWebResponse(WebRequest request)
at System.Web.Services.Protocols.HttpWebClientProtocol.GetWebResponse(WebRequest request)
at System.Web.Services.Protocols.SoapHttpClientProtocol.Invoke(String methodName, Object[] parameters)
at TestWebService.oWebService.MyWebSvc.HelloWorld()
at TestWebService.Form1.button1_Click(Object sender, EventArgs e)
In general, any page that uses POST method faces the same problem.I appreciate any help you can provide us with a solution on this issue.

The Application Server plugin, libpassthrough.so, was designed to connect Web Server to Application Server. Unfortunately, it does not work with IIS which sends unsolicited "HTTP/1.1 100 Continue" responses.

Reverse Proxy using S1AS7 with libpassthrough.so

My second tier is not functionning properly when placed behind a S1AS7 with reverse proxy
Client ====== SunOne web server with Passthrough ====== .NET app server & web services.
The web server configuration (reverse proxy � libpassthrough.so) is configured and is working correctly when it comes to requesting normal pages, however a problem arises when the request is made either by:
1- Invoking a web service on the .Net tier, or
2- The .Net tier performs a server.transfer call within the same .net server (Page transfer)
Keep in mind that the .Net tier works fine when not accessed through the reverse proxy.
We tried to isolate the problem from different angles but came up short, the http server log shows that the request was made
192.168.2.7 - - [14/Jul/2004:14:10:56 +0300] "POST /wavedms2.0/TestWebService/TestService.asmx HTTP/1.1" 100 0
Although response 100 indicates that it is waiting for more, while the web service error shows the following:
The underlying connection was closed: An unexpected error occurred on a receive.
at System.Web.Services.Protocols.WebClientProtocol.GetWebResponse(WebRequest request)
at System.Web.Services.Protocols.HttpWebClientProtocol.GetWebResponse(WebRequest request)
at System.Web.Services.Protocols.SoapHttpClientProtocol.Invoke(String methodName, Object[] parameters)
at TestWebService.oWebService.MyWebSvc.HelloWorld()
at TestWebService.Form1.button1_Click(Object sender, EventArgs e)
I appreciate any help you can provide us with a solution on this issue.

Thanks a million, yes it is exactly the same
Do you know if this release is available for download / purchase????

Business Logic in Oracle Applications (General Question)

Hello everyone!
I am relatively new to Oracle Apps and interested in learning and joining this community.
I was trying to figure out how is the Business Logic programmed in E-Business Suite. Is it just PL/SQL or is it BC4J? Is there anyone who could help me answer this question or point me in the right direction (I went through the documentation very quickly (it is rather large so it was only "briefly") and could not find anything that would answer my question exactly)
By Business Logic I mean business-related tasks such as "enter a journal entry" or "issue sales order" (with a higher or lower level of granularity of course)
Any help is much appreciated !

Just to expand on Bala's answer, it depends on how your application is architected.
If you have a Forms based application, then your Business Logic (BL) resides in PLSQL. The forms tier performs the basic validation and partial BL execution and passes the data to the handlers in the database to perform the DMLs and initiate required Business Process.
If you have a OA Fwk based application, then your BL could reside either in BC4J or PLSQL. There are OA Fwk applications that are written that performs some business logic execution within the middle tier and passes the rest to underlying PLSQL code. Take for example an application that was originally written in Forms but later on extended or migrated to OA Fwk. Since most of the BL was already written in PLSQL and some of the forms would still be using the same PLSQL APIs, it essential that the OA Fwk based application too uses those APIs to be in synch.
If you are designing a new application to be based on OA Fwk, it is strongly recommended that you go with your BL as much as on the middle tier.
So it all depends... :)
Thanks
Vijay

E1000 Connection Problems

Hi everyone,
I hope someone can help me with this problem. I'll give you all the details of what I've tried so far.
The symptoms:
On my old desktop PC (XP with SP3) with a wireless card that has the antenna snapped off, about 2-3x per week when I am browsing the internet, my browser (Mozilla, Safar, IE9) will tell me that it is "connecting" and "waiting for google.com" but then never actually connects. I can successfully ping any website, and tracert reveals no abnormalities. This only happens 2-3x per week, and I have resolved the problem simply by restarting the PC, so it's really no big deal. However, with the new HP 4530s laptop I just bought, I have the same problem occur about every 15-20 mins, and sometimes within 2 minutes of starting a browser. Of course, this makes life with that PC unmanageable. The same issue occurs if I use a wired connection through the router. Tracert and ping are successful and reveal no abnormalities on the laptop either.
What I've tried:
I've messed with several settings on the router. Firmware is upgraded to the most recent version. MTU is set to 1400. Tried channels 1 and 11. Reset and power cycled the router and home computer network. Messed with a few other settings with which I am not familiar. None of these changes improved or worsened the condition. Disabling and enabling the wireless card does not fix the problem on either my laptop or desktop.
Odds and ends:
The ISP is Time Warner
I have a cable modem through TW
Don't ever recall not having problems with this router, however, they were never sever enough to get me royally upset in the past.
Questions:
Where do I go from here?
Is this just a junk router? Can someone suggest a BUDGET router known for its reliablity? I am unconcerned about top-tier performance - I don't do lots of downloading or streaming video. All I need is reliability for pretty low-bandwidth functions.

Well the concern you explained for wired connection you have already reduced the MTU size to 1400... You can also reduce the speed of the LAN card of your computer...
As far as wireless is concern you can try with the Channel 6 and 9... Under Advanced Wireless Settings change Beacon Interval to 75, Fragmentation Threshold to 2306, RTS Threshold to 2307...
After doing these settings you can observe the connectivity...

Flash Forward: Get Ready to Deliver Flash as a Service

August 2015
Andrew Grimes
Principal Architect for Flash
NetApp
You've probably seen the headlines announcing that "flash changes everything" in the storage industry. The truth is that the fundamentals of storage remain unchanged. You still need to serve data with reliability, to protect your data, and to deliver IT services across a range of requirements, regardless of the media under the data. But as flash technology matures, it lets us change the way we deliver those services: with greater efficiency and performance, and with the potential for major savings for your organization.
The evolution of flash goes hand in hand with other changes sweeping through our industry, most obviously the migration of data to the cloud. Any storage solution using flash shouldn't isolate you from that change. Today, most flash solutions are silos with a few features that take you back to the days of stand-alone servers and external backup software. To drive business value, flash must support your enterprise data management, both on premises and in the cloud—without compromises.
At this October's NetApp® Insight™ conference in Las Vegas, I'll be sharing some ideas for how to make that happen.
Flash Matures Beyond Silos
Initially, flash was all about raw speed. If you had an application that couldn't tolerate high latency, it was worth the high price and single-purpose performance focus to use flash media. But disk prices are reaching a tipping point. NetApp estimates that by 2016, flash solid state disk (SSD) prices will drop below prices for serial-attached SCSI (SAS) hard disk drives (HDDs).
As a result, flash technology is rapidly replacing traditional 10k spinning HDDs. The problem with the current iterations of these new arrays, however, is that they are just silos of flash with limited features and tools for data management.
Early adopters of flash were willing to overlook the inadequate data management and data protection features of flash arrays to gain the benefits for database acceleration, virtual desktop infrastructure (VDI), real-time apps, and other performance-driven applications. But as more enterprise operations move to cloud or hybrid cloud environments, it's no longer realistic to expect enterprises to work around flash arrays' limitations.
The era of the shared flash storage array is here. Yes, this new class of flash array is fast. But it doesn't make you go without the features you expect from enterprise storage.
Figure 1) Enterprises use flash technology for a variety of applications (customer use cases).
Source: 451 Research LLC, July 2015
What "Enterprise-Grade" Flash Really Means
Flash arrays that run a range of applications are becoming the norm. In fact, they are considered table stakes for the flash space. Shared multi-tenant flash arrays are going to be the standard, and if a vendor can't innovate to that standard, its days are numbered.
To support these changes, IT consumers of flash will need all the tools and features of traditional HDD arrays merged with all the benefits of flash. The performance is already in place. Now it's a race to give the enterprise the rest of what it needs for enterprise-grade flash.
But what, exactly, is "enterprise-grade flash"? In addition to the assumed capability of superb storage efficiencies, it must also deliver:
A unified architecture that supports both networked-attached storage (NAS) and storage-area network (SAN) protocols
Scale-out storage with dynamic capacity additions
Built-in backups
Cloud-enabled operations for the complete data life cycle
Quality of Service (QoS) to manage and enforce service levels
Automation and orchestration
Application integration
Secure multi-tenancy
Snapshot copies for on-array backups
Storage-reduction techniques, such as deduplication and thin provisioning
Synchronous and asynchronous replication
Storage encryption
All of these capabilities are available today in NetApp All Flash FAS systems, thanks to the powerful data management capabilities of our Data ONTAP® storage operating system (OS). Because our AFF8000 All Flash FAS systems run the Data ONTAP OS, they automatically inherit the full complement of enterprise-grade capabilities within their all-flash architecture.
"Our dealership customers expect a live market view of vehicle inventory and pricing. To provide dealers with real-time data, we've moved a 15 terabyte Oracle database to a NetApp FAS8080 EX all-flash array with outstanding results. Database latency now averages a mere 370 microseconds, helping us provide consistently excellent performance and maintain the attention of the dealer community. And our IT operations team can use all the NetApp software features they have come to rely on, such as deduplication, replication, snapshot copies, and thin clones."
— Chris Prosceno, Manager of Enterprise Data Storage, Cox Automotive (parent company of Autotrader.com, Kelley Blue Book, vAuto)
Flash as a Service
As flash adoption becomes mainstream, flash will become a service level of your infrastructure—a way to deliver multi-tier performance, all from the same media types.
Enterprise IT is now about delivering services to the organization. Those services can be co-located off site or delivered on premises, or by a service provider, or in the cloud. Modern IT has to support all methods of service delivery so that your data is not stranded.
Flash must be a part of this service delivery model, providing tier 0, tier 1, tier 2, tier 3, data recovery (DR), archive, and cloud data support. Your flash storage can't imprison your data. Your shared multi-tenant flash arrays must work with everything in your IT environment. For example, you need:
Replication from flash to capacity drives for cost savings, development/test, DR, and archive
Replication from flash to cloud for cost savings, development/test, DR, and archive
Efficient flash storage management across both sites and platform sizes, and as your IT environment grows, evolves, and scales
Benefits of Enterprise-Grade Flash
Is enterprise-grade flash really that important? Does it deliver real benefits? Our answer is a resounding YES. Here are a few examples:
Increased storage efficiency. Achieve higher petabyte (PB) per full-time equivalent (FTE) data administrator, up to 2PB to 3PB per admin.
Power and space-cooling savings. Replace three floor tiles by 8U of rack space, or more.
Improved organizational efficiency. Use fewer technologies, and have fewer people to manage.
Scalability. Migrate easily between underlying technologies as your IT environment evolves.
Reduced costs. Reuse your expensive assets for years to come, with nondisruptive operation (NDO) and scale-out capabilities. NetApp customers report an average disk age of seven years with our technology. This longevity allows you to reuse and keep your disk even as you upgrade.
Figure 2) Oracle Database performance excels on NetApp AFF8080 EX All Flash FAS systems.
Source: "NetApp AFF8080 EX Performance and Server Consolidation with Oracle Database, TR-4415"; June 2015
Figure 3) Microsoft SQL Server performance excels on NetApp AFF8080 EX All Flash FAS systems.
Source: "NetApp AFF8080 EX Performance and Server Consolidation with Microsoft SQL Server 2014, TR-4403"; June 2015
Let's Talk More
By now, I hope you're convinced that the flash revolution is real and that there's much to be gained by putting enterprise-grade flash to work for you.
Unfortunately, however, the revolution has caught many storage vendors off guard. They're scrambling to invent the features NetApp has been providing all along. Our All Flash FAS systems prove that enterprise-grade flash is available today, not as some future promise.
The Data Fabric, enabled by NetApp, is another big part of the story of our evolving industry. The Data Fabric works with our flash solutions to give you cradle-to-grave, on-premises-to-cloud life-cycle support for your data.
I hope you'll join us at the NetApp Insight conference in Las Vegas in October. We can talk about how NetApp enterprise-grade flash, with cloud enablement, can help address your current and future data issues.
The market is changing. Are you ready?
Andy Grimes has been in the IT industry for 15 years. He worked as a business systems architect, systems engineer, and chief technology officer for healthcare at NetApp before becoming NetApp's principal architect for flash. Previously, he worked for IBM developing and testing storage technology, generating four storage technology patents.
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Saluting Andrew, Would you please alsoa dvice the top 3 reason AFF8080 is better than M Series from Pure Storage? Tks from Henry PAN

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