Ok, another prosaic story about derring-do on the devel list.... A short question. Have you ever tried out using the spi bus on BBB for RT?
M. On 2016-02-03 19:02, Juergen Gnoss wrote: > Raspberry should stay where it is intended to be. > A learning platform to bring people closer to computer programming. > > Most of the stuff I've seen people implementing on the RPi is just to say > "you can do it", if it is useful is on another page. > > Myself, I've tried lcnc on the RPi but was unable to get it further than > simulation. > Simulation was also more than boring. > > On the other hand I've build quiet a few CNC Mills and lathes controlled by a > BBB with > a 20" HDMI monitor, keyboard and mouse attached. > I used stepper drive/motor as well as pulse controlled servo drive/Motor > combination and > users are more than happy with it. > Velocity, smoothness, precision, repeat parts, interrupt machining and start > from selected > line works all great on the BBB. > If I use axis on the BBB, there is sometimes small jumps on > tool-path-display, but that has > nothing to do with machine control. On the part I see nothing of that jumps, > it's just the GUI. > > I have to to say, most of that machines run for educational purpose, not 24/7 > machining > commercial parts. > Educating people and high precision part machining is main use of that > machines. > > I've another machines running on BBB/LCNC combo that has only very far > something > to do with CNC Machining. Most of them include some precision motion control > and a lot > of PLC stuff. > Toroid coil and Transformer winding machines, brush maker machines, punch > machines > with feeder, disk cutter with feeder, packing and stacking lines. > Those machines runs on BBB as well but mostly doesn't include a GUI, some > LED's and > Buttons are used for user control. > I've tried to implement Computer vision and LCNC together on the same BBB > hardware but > that's really to much for BBB, but no matter, the price of BBB I can use 1 > BBB for CV and one > for realtime-control. > > All in all, I recommend BBB for controlling CNC machines to 100%, literally > meaning to control > the machine, not for generating G-Code using some graphical software, cam or > another > converting processor. > Machine and GUI can run on the BBB with HDMI monitor, keyboard and mouse > attached all > without any problems. > > Ju > > > > > ________________________________________ > From: [email protected] > <[email protected]> > Sent: Wednesday, February 3, 2016 9:31 AM > To: [email protected] > Subject: Emc-developers Digest, Vol 118, Issue 4 > > Send Emc-developers mailing list submissions to > [email protected] > > To subscribe or unsubscribe via the World Wide Web, visit > https://lists.sourceforge.net/lists/listinfo/emc-developers > or, via email, send a message with subject or body 'help' to > [email protected] > > You can reach the person managing the list at > [email protected] > > When replying, please edit your Subject line so it is more specific > than "Re: Contents of Emc-developers digest..." > > > Today's Topics: > > 1. Re: Prempt RT on Raspi/ARM (Marius Liebenberg) > 2. Re: Prempt RT on Raspi/ARM (W. Martinjak) > 3. Re: Prempt RT on Raspi/ARM (Nicklas Karlsson) > > > ---------------------------------------------------------------------- > > Message: 1 > Date: Wed, 03 Feb 2016 13:25:35 +0000 > From: "Marius Liebenberg" <[email protected]> > Subject: Re: [Emc-developers] Prempt RT on Raspi/ARM > To: "EMC developers" <[email protected]> > Message-ID: <em074fbe5c-3902-46fb-9d7b-d409832b6d6b@marius-pc> > Content-Type: text/plain; format=flowed; charset=utf-8 > > Hi Nicklas > The rpi does not have the same performance as the BBB when it come to > the IO stuff we are talking about here. The BBB has a TI chip that has > two very fast MCU's build into the core (over and above the actual ARM > core). They handle the IO stuff via some DMA arrangements. The RPI does > not have these MCU's and must do the IO in another fashion. > Mashinekit is a port of linuxcnc that runs very well on the BBB at this > time. > The MCU's on the BBB can handle a clock rate of up to 200Khz. I think > the STM32 will have a hard time to get to that if at all. If I can give > some advise I would say have a look at what is happening with the BBB > and machinekit. There are FPGA boards running Hostmot driver interfaces > already. And a heap of other developments. > In conculsion I would say that you should get a better performance from > the BBB than from most Pc's. The display is another story still but with > the introdcution of FPGA stuff, the display issues might be gone soon as > well. > > > ------ Original Message ------ > From: "Nicklas Karlsson" <[email protected]> > To: "EMC developers" <[email protected]> > Sent: 2016-02-03 14:46:26 > Subject: Re: [Emc-developers] Prempt RT on Raspi/ARM > >> Yes I read post, Rapberry and beagle bone are fantastic cards. Is there >> any small unknown delays then running on Raspi or Beagle bone? Or is >> the problem the same as on an ordinary computer, usually work well >> enough? >> >> I do not expect more from Beagle/Raspberry unless they have been able >> to get proper handling of interrupt priorities since they are less >> powerful than ordinary computer. Do you know if Beagle/Raspberry have >> proper handling of interrupt priorities in kernel? >> >> STM32 I would expect more from because it's known there is nothing else >> disturbing. As is now I am using Preemt RT but for the long run I will >> try get something I know perform as expected every time. >> >> A small jerk every now and then is OK for youtube or telephone but less >> so then machining part because it stick to the part. >> >> >> Nicklas Karlsson >> >> >> >> On Wed, 3 Feb 2016 13:13:07 +0100 >> "W. Martinjak" <[email protected]> wrote: >> >>> Did you read my post/question, or is this a simple reflex answer? >>> >>> On 2016-02-03 12:50, Nicklas Karlsson wrote: >>> > I was thinking more about something like the STM32 discovery >>> boards. The STM32 micro controller have an Cortex-* CPU with nested >>> interrupt controller. The Raspi is essentially an ordinary computer >>> and I have not been able to figure out if it have nested interrupts >>> and the idea was to get rid of everything that may delay CPU every now >>> and then. I run control loop at 40kHz which is equal to a period of >>> 25?s on STM32 and it works perfect including low priority taks not >>> because of performance but because nothing will stop it from getting >>> the necessary clock cycles then needed. >>> > >>> > GUI --> G-code, motion planner and other real time --> Motor >>> controlling switches. >>> > >>> > GUI would be on ordinary computer which usual work well but may >>> delay CPU every now and then. >>> > G-code, motion planner and other real time would be on micro >>> controller which may not delay CPU every now and then. >>> > Motor controlling switches would be on separate card, usually there >>> is need for electrical isolation anyway especially if running from >>> voltage which may be dangerous. >>> > >>> > >>> > The point is to get rid of the annoying delay for unknown reason >>> every now and then. What is good enough for video with maybe 50 frame >>> per second is not good enough for tasks running twenty times as often >>> even if CPU is very fast but small unknown delays may happen. >>> > >>> > >>> > Nicklas Karlsson >>> > >>> > >>> > >>> > On Wed, 3 Feb 2016 12:23:11 +0100 >>> > "W. Martinjak" <[email protected]> wrote: >>> > >>> >> OK, not as easy... >>> >> I will reword my question. >>> >> >>> >> I've made a driver based on the pluto board and it's working on >>> machinekit with >>> >> raspi2 over spi and other altera boards. >>> >> Partly works with beagleboneblack. >>> >> https://github.com/tinkercnc/spi-fpga-driver >>> >> >>> >> And I asked if it would work with Lcnc. >>> >> >>> >> >>> >> >>> >> On 2016-02-03 03:24, Jon Elson wrote: >>> >>> On 02/02/2016 06:24 PM, W. Martinjak wrote: >>> >>>> How far is the development of lcnc on raspi/arm? >>> >>> LinuxCNC has been running on the Beagle Bone Black for >>> >>> several years. It is mostly the same codebase as LinuxCNC, >>> >>> except for running on the Prempt-RT kernel (I think I got >>> >>> that right). >>> >>> The Beagle Bone Black has a pair of 200 MHz microcontrollers >>> >>> that are used to handle step generation and other low-level >>> >>> I/O tasks at much faster speeds than the Linux CPU can deal >>> >>> with them. Great for software step generation. The Pi does >>> >>> not have these microcontrollers. >>> >>>> Would this [1] work with bare lcnc installation. >>> >>>> >>> >>>> >>> >>> No, the regular LinuxCNC distribution is for an X86 >>> >>> platform, only. Machinekit is the distro for the Beagle. >>> >>> I think people have gotten it running on the Raspberry, but >>> >>> the I/O on that board is VERY limited. >>> >>> >>> >>> Jon >>> >>> >>> >>> >>> ------------------------------------------------------------------------------ >>> >>> Site24x7 APM Insight: Get Deep Visibility into Application >>> Performance >>> >>> APM + Mobile APM + RUM: Monitor 3 App instances at just $35/Month >>> >>> Monitor end-to-end web transactions and take corrective actions >>> now >>> >>> Troubleshoot faster and improve end-user experience. Signup Now! >>> >>> http://pubads.g.doubleclick.net/gampad/clk?id=267308311&iu=/4140 >>> >>> _______________________________________________ >>> >>> Emc-developers mailing list >>> >>> [email protected] >>> >>> https://lists.sourceforge.net/lists/listinfo/emc-developers >>> >> -- >>> >> "In der Wissenschaft siegt nie eine neue Theorie, >>> >> nur ihre Gegner sterben nach und nach" >>> >> >>> >> Max Planck >>> >> >>> >> >>> >> >>> ------------------------------------------------------------------------------ >>> >> Site24x7 APM Insight: Get Deep Visibility into Application >>> Performance >>> >> APM + Mobile APM + RUM: Monitor 3 App instances at just $35/Month >>> >> Monitor end-to-end web transactions and take corrective actions >>> now >>> >> Troubleshoot faster and improve end-user experience. Signup Now! >>> >> http://pubads.g.doubleclick.net/gampad/clk?id=267308311&iu=/4140 >>> >> _______________________________________________ >>> >> Emc-developers mailing list >>> >> [email protected] >>> >> https://lists.sourceforge.net/lists/listinfo/emc-developers >>> > >>> ------------------------------------------------------------------------------ >>> > Site24x7 APM Insight: Get Deep Visibility into Application >>> Performance >>> > APM + Mobile APM + RUM: Monitor 3 App instances at just $35/Month >>> > Monitor end-to-end web transactions and take corrective actions now >>> > Troubleshoot faster and improve end-user experience. Signup Now! >>> > http://pubads.g.doubleclick.net/gampad/clk?id=267308311&iu=/4140 >>> > _______________________________________________ >>> > Emc-developers mailing list >>> > [email protected] >>> > https://lists.sourceforge.net/lists/listinfo/emc-developers >>> >>> -- >>> "In der Wissenschaft siegt nie eine neue Theorie, >>> nur ihre Gegner sterben nach und nach" >>> >>> Max Planck >>> >>> >>> >>> ------------------------------------------------------------------------------ >>> Site24x7 APM Insight: Get Deep Visibility into Application >>> Performance >>> APM + Mobile APM + RUM: Monitor 3 App instances at just $35/Month >>> Monitor end-to-end web transactions and take corrective actions now >>> Troubleshoot faster and improve end-user experience. Signup Now! >>> http://pubads.g.doubleclick.net/gampad/clk?id=267308311&iu=/4140 >>> _______________________________________________ >>> Emc-developers mailing list >>> [email protected] >>> https://lists.sourceforge.net/lists/listinfo/emc-developers >> ------------------------------------------------------------------------------ >> Site24x7 APM Insight: Get Deep Visibility into Application Performance >> APM + Mobile APM + RUM: Monitor 3 App instances at just $35/Month >> Monitor end-to-end web transactions and take corrective actions now >> Troubleshoot faster and improve end-user experience. Signup Now! >> http://pubads.g.doubleclick.net/gampad/clk?id=267308311&iu=/4140 >> _______________________________________________ >> Emc-developers mailing list >> [email protected] >> https://lists.sourceforge.net/lists/listinfo/emc-developers > ------------------------------ > > Message: 2 > Date: Wed, 3 Feb 2016 14:29:11 +0100 > From: "W. Martinjak" <[email protected]> > Subject: Re: [Emc-developers] Prempt RT on Raspi/ARM > To: [email protected] > Message-ID: <[email protected]> > Content-Type: text/plain; charset=windows-1252 > > Hmmm, is there a topic-obfuscating-campaign going on? > > > On 2016-02-03 01:24, W. Martinjak wrote: >> How far is the development of lcnc on raspi/arm? >> Would this [1] work with bare lcnc installation. >> >> [1](the last three messages) >> https://groups.google.com/forum/#!msg/machinekit/cjRA3OFtTIM/rZQ21QfCAwAJ >> >> >> On 2016-02-02 23:29, Ralph Stirling wrote: >>> Nicklas, >>> >>> There is a fork of LinuxCNC called Machinekit. The Machinekit developers >>> have the system running on BeagleBoneBlack sbc's and RaspberryPi2's. >>> They also have the real-time portions running on FPGA's. One effort >>> involves using System-On-Chip FPGAs, which include ARM processor cores. >>> The real-time activity is implemented directly in FPGA hardware, and the >>> non-real-time actions run under Linux on the ARM core. If you are >>> interested >>> in CNC on microcontrollers, you should go check out Machinekit. >>> >>> -- Ralph >>> ________________________________________ >>> From: Nicklas Karlsson [[email protected]] >>> Sent: Tuesday, February 02, 2016 1:27 PM >>> To: Enhanced Machine Controller (EMC) >>> Subject: Re: [Emc-users] Prempt RT --> RTAI, Xenomai, delay >>> >>>> ... >>>> That's because NOBODY (manufacturers or distributors) wants to futz with >>>> testing motherboard latencies, problems with their obsolescence, IO >>>> boards, controllers, USB issues, etc. All that is a big concern to >>>> anybody who wants to see LinuxCNC as part of their business. >>> Preempt RT do not manage priorities properly for interrupts while RTAI and >>> Xenomai do. It is rather simple, execution time to service an interupt >>> every now and then will delay real time tasks with as much time as they >>> take to execute. Then there are SMI which will interrupt anyway. I run >>> control loop at micro controller at 40kHz and it works perfect because it >>> allow nested interrupts with priority. >>> >>>> ... >>>> In addition, I believe that linuxCNC needs to be split into two parts >>>> and "sold as such" by default: >>>> - headless LinuxCNC with hard RT kernel to run on different SBCs to >>>> handle all CNC IO >>> There are cheap development board with micro controllers available. Most of >>> them use some kind of Cortex-* CPU with an NVIC for nested interrupts with >>> priority which is really great for real time even though they have a lot >>> less computing power avaiable than an ordinary computer. >>> >>> I would suggest to investigate possibility to separate code so that the >>> real time tasks could be run on an micro controller. There also development >>> boards available with extra ram so that they can run Linux, maybe even X11 >>> would be possible. >>> >>>> - GUI frontend, local or remote, connected to Linux workstation or >>>> modern tablet over USB, ethernet, or WiFi. Countless digital tablets can >>>> be had for under $100 that could serve as CNC UI. >>> GUI could stay on ordinary computer while real time taska move to cortex-* >>> micro controller, they talk via TCP/IP and maybe even X11. >>> >>>> ... >>> Nicklas Karlsson >>> >>> ------------------------------------------------------------------------------ >>> Site24x7 APM Insight: Get Deep Visibility into Application Performance >>> APM + Mobile APM + RUM: Monitor 3 App instances at just $35/Month >>> Monitor end-to-end web transactions and take corrective actions now >>> Troubleshoot faster and improve end-user experience. Signup Now! >>> http://pubads.g.doubleclick.net/gampad/clk?id=267308311&iu=/4140 >>> _______________________________________________ >>> Emc-users mailing list >>> [email protected] >>> https://lists.sourceforge.net/lists/listinfo/emc-users >>> >>> ------------------------------------------------------------------------------ >>> Site24x7 APM Insight: Get Deep Visibility into Application Performance >>> APM + Mobile APM + RUM: Monitor 3 App instances at just $35/Month >>> Monitor end-to-end web transactions and take corrective actions now >>> Troubleshoot faster and improve end-user experience. Signup Now! >>> http://pubads.g.doubleclick.net/gampad/clk?id=267308311&iu=/4140 >>> _______________________________________________ >>> Emc-users mailing list >>> [email protected] >>> https://lists.sourceforge.net/lists/listinfo/emc-users > -- > "In der Wissenschaft siegt nie eine neue Theorie, > nur ihre Gegner sterben nach und nach" > > Max Planck > > > > > ------------------------------ > > Message: 3 > Date: Wed, 3 Feb 2016 15:30:52 +0100 > From: Nicklas Karlsson <[email protected]> > Subject: Re: [Emc-developers] Prempt RT on Raspi/ARM > To: Marius Liebenberg <[email protected]>, EMC developers > <[email protected]> > Message-ID: <[email protected]> > Content-Type: text/plain; charset=ISO-8859-1 > > You work like a sales person, everything is good without promising anything. > Do you know if they handle priorities properly? No uknown delays for like > 100?s every now and then? Clock rate of 200kHz is this the rate it can > execute tasks realiable? > > Display must be solved but if it have Ethernet X11 this might be a very good > option. I already have running on ordinary compture with inverters made > myself although a moment ago then I was away for five minutes I got an > unexpected delay message. The best would probably a protocol to talk the real > time part of linuxcnc via some kind of protocol and in such design of user > interface would be very flexible. > > Nicklas Karlsson > > > On Wed, 03 Feb 2016 13:25:35 +0000 > "Marius Liebenberg" <[email protected]> wrote: > >> Hi Nicklas >> The rpi does not have the same performance as the BBB when it come to >> the IO stuff we are talking about here. The BBB has a TI chip that has >> two very fast MCU's build into the core (over and above the actual ARM >> core). They handle the IO stuff via some DMA arrangements. The RPI does >> not have these MCU's and must do the IO in another fashion. >> Mashinekit is a port of linuxcnc that runs very well on the BBB at this >> time. >> The MCU's on the BBB can handle a clock rate of up to 200Khz. I think >> the STM32 will have a hard time to get to that if at all. If I can give >> some advise I would say have a look at what is happening with the BBB >> and machinekit. There are FPGA boards running Hostmot driver interfaces >> already. And a heap of other developments. >> In conculsion I would say that you should get a better performance from >> the BBB than from most Pc's. The display is another story still but with >> the introdcution of FPGA stuff, the display issues might be gone soon as >> well. >> >> >> ------ Original Message ------ >> From: "Nicklas Karlsson" <[email protected]> >> To: "EMC developers" <[email protected]> >> Sent: 2016-02-03 14:46:26 >> Subject: Re: [Emc-developers] Prempt RT on Raspi/ARM >> >>> Yes I read post, Rapberry and beagle bone are fantastic cards. Is there >>> any small unknown delays then running on Raspi or Beagle bone? Or is >>> the problem the same as on an ordinary computer, usually work well >>> enough? >>> >>> I do not expect more from Beagle/Raspberry unless they have been able >>> to get proper handling of interrupt priorities since they are less >>> powerful than ordinary computer. Do you know if Beagle/Raspberry have >>> proper handling of interrupt priorities in kernel? >>> >>> STM32 I would expect more from because it's known there is nothing else >>> disturbing. As is now I am using Preemt RT but for the long run I will >>> try get something I know perform as expected every time. >>> >>> A small jerk every now and then is OK for youtube or telephone but less >>> so then machining part because it stick to the part. >>> >>> >>> Nicklas Karlsson >>> >>> >>> >>> On Wed, 3 Feb 2016 13:13:07 +0100 >>> "W. Martinjak" <[email protected]> wrote: >>> >>>> Did you read my post/question, or is this a simple reflex answer? >>>> >>>> On 2016-02-03 12:50, Nicklas Karlsson wrote: >>>> > I was thinking more about something like the STM32 discovery >>>> boards. The STM32 micro controller have an Cortex-* CPU with nested >>>> interrupt controller. The Raspi is essentially an ordinary computer >>>> and I have not been able to figure out if it have nested interrupts >>>> and the idea was to get rid of everything that may delay CPU every now >>>> and then. I run control loop at 40kHz which is equal to a period of >>>> 25?s on STM32 and it works perfect including low priority taks not >>>> because of performance but because nothing will stop it from getting >>>> the necessary clock cycles then needed. >>>> > >>>> > GUI --> G-code, motion planner and other real time --> Motor >>>> controlling switches. >>>> > >>>> > GUI would be on ordinary computer which usual work well but may >>>> delay CPU every now and then. >>>> > G-code, motion planner and other real time would be on micro >>>> controller which may not delay CPU every now and then. >>>> > Motor controlling switches would be on separate card, usually there >>>> is need for electrical isolation anyway especially if running from >>>> voltage which may be dangerous. >>>> > >>>> > >>>> > The point is to get rid of the annoying delay for unknown reason >>>> every now and then. What is good enough for video with maybe 50 frame >>>> per second is not good enough for tasks running twenty times as often >>>> even if CPU is very fast but small unknown delays may happen. >>>> > >>>> > >>>> > Nicklas Karlsson >>>> > >>>> > >>>> > >>>> > On Wed, 3 Feb 2016 12:23:11 +0100 >>>> > "W. Martinjak" <[email protected]> wrote: >>>> > >>>> >> OK, not as easy... >>>> >> I will reword my question. >>>> >> >>>> >> I've made a driver based on the pluto board and it's working on >>>> machinekit with >>>> >> raspi2 over spi and other altera boards. >>>> >> Partly works with beagleboneblack. >>>> >> https://github.com/tinkercnc/spi-fpga-driver >>>> >> >>>> >> And I asked if it would work with Lcnc. >>>> >> >>>> >> >>>> >> >>>> >> On 2016-02-03 03:24, Jon Elson wrote: >>>> >>> On 02/02/2016 06:24 PM, W. Martinjak wrote: >>>> >>>> How far is the development of lcnc on raspi/arm? >>>> >>> LinuxCNC has been running on the Beagle Bone Black for >>>> >>> several years. It is mostly the same codebase as LinuxCNC, >>>> >>> except for running on the Prempt-RT kernel (I think I got >>>> >>> that right). >>>> >>> The Beagle Bone Black has a pair of 200 MHz microcontrollers >>>> >>> that are used to handle step generation and other low-level >>>> >>> I/O tasks at much faster speeds than the Linux CPU can deal >>>> >>> with them. Great for software step generation. The Pi does >>>> >>> not have these microcontrollers. >>>> >>>> Would this [1] work with bare lcnc installation. >>>> >>>> >>>> >>>> >>>> >>> No, the regular LinuxCNC distribution is for an X86 >>>> >>> platform, only. Machinekit is the distro for the Beagle. >>>> >>> I think people have gotten it running on the Raspberry, but >>>> >>> the I/O on that board is VERY limited. >>>> >>> >>>> >>> Jon >>>> >>> >>>> >>> >>>> ------------------------------------------------------------------------------ >>>> >>> Site24x7 APM Insight: Get Deep Visibility into Application >>>> Performance >>>> >>> APM + Mobile APM + RUM: Monitor 3 App instances at just $35/Month >>>> >>> Monitor end-to-end web transactions and take corrective actions >>>> now >>>> >>> Troubleshoot faster and improve end-user experience. Signup Now! >>>> >>> http://pubads.g.doubleclick.net/gampad/clk?id=267308311&iu=/4140 >>>> >>> _______________________________________________ >>>> >>> Emc-developers mailing list >>>> >>> [email protected] >>>> >>> https://lists.sourceforge.net/lists/listinfo/emc-developers >>>> >> -- >>>> >> "In der Wissenschaft siegt nie eine neue Theorie, >>>> >> nur ihre Gegner sterben nach und nach" >>>> >> >>>> >> Max Planck >>>> >> >>>> >> >>>> >> >>>> ------------------------------------------------------------------------------ >>>> >> Site24x7 APM Insight: Get Deep Visibility into Application >>>> Performance >>>> >> APM + Mobile APM + RUM: Monitor 3 App instances at just $35/Month >>>> >> Monitor end-to-end web transactions and take corrective actions >>>> now >>>> >> Troubleshoot faster and improve end-user experience. Signup Now! >>>> >> http://pubads.g.doubleclick.net/gampad/clk?id=267308311&iu=/4140 >>>> >> _______________________________________________ >>>> >> Emc-developers mailing list >>>> >> [email protected] >>>> >> https://lists.sourceforge.net/lists/listinfo/emc-developers >>>> > >>>> ------------------------------------------------------------------------------ >>>> > Site24x7 APM Insight: Get Deep Visibility into Application >>>> Performance >>>> > APM + Mobile APM + RUM: Monitor 3 App instances at just $35/Month >>>> > Monitor end-to-end web transactions and take corrective actions now >>>> > Troubleshoot faster and improve end-user experience. Signup Now! >>>> > http://pubads.g.doubleclick.net/gampad/clk?id=267308311&iu=/4140 >>>> > _______________________________________________ >>>> > Emc-developers mailing list >>>> > [email protected] >>>> > https://lists.sourceforge.net/lists/listinfo/emc-developers >>>> >>>> -- >>>> "In der Wissenschaft siegt nie eine neue Theorie, >>>> nur ihre Gegner sterben nach und nach" >>>> >>>> Max Planck >>>> >>>> >>>> >>>> ------------------------------------------------------------------------------ >>>> Site24x7 APM Insight: Get Deep Visibility into Application >>>> Performance >>>> APM + Mobile APM + RUM: Monitor 3 App instances at just $35/Month >>>> Monitor end-to-end web transactions and take corrective actions now >>>> Troubleshoot faster and improve end-user experience. Signup Now! >>>> http://pubads.g.doubleclick.net/gampad/clk?id=267308311&iu=/4140 >>>> _______________________________________________ >>>> Emc-developers mailing list >>>> [email protected] >>>> https://lists.sourceforge.net/lists/listinfo/emc-developers >>> ------------------------------------------------------------------------------ >>> Site24x7 APM Insight: Get Deep Visibility into Application Performance >>> APM + Mobile APM + RUM: Monitor 3 App instances at just $35/Month >>> Monitor end-to-end web transactions and take corrective actions now >>> Troubleshoot faster and improve end-user experience. Signup Now! >>> http://pubads.g.doubleclick.net/gampad/clk?id=267308311&iu=/4140 >>> _______________________________________________ >>> Emc-developers mailing list >>> [email protected] >>> https://lists.sourceforge.net/lists/listinfo/emc-developers >> ------------------------------------------------------------------------------ >> Site24x7 APM Insight: Get Deep Visibility into Application Performance >> APM + Mobile APM + RUM: Monitor 3 App instances at just $35/Month >> Monitor end-to-end web transactions and take corrective actions now >> Troubleshoot faster and improve end-user experience. Signup Now! >> http://pubads.g.doubleclick.net/gampad/clk?id=267308311&iu=/4140 >> _______________________________________________ >> Emc-developers mailing list >> [email protected] >> https://lists.sourceforge.net/lists/listinfo/emc-developers > > > ------------------------------ > > ------------------------------------------------------------------------------ > Site24x7 APM Insight: Get Deep Visibility into Application Performance > APM + Mobile APM + RUM: Monitor 3 App instances at just $35/Month > Monitor end-to-end web transactions and take corrective actions now > Troubleshoot faster and improve end-user experience. Signup Now! > http://pubads.g.doubleclick.net/gampad/clk?id=267308311&iu=/4140 > > ------------------------------ > > _______________________________________________ > Emc-developers mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/emc-developers > > > End of Emc-developers Digest, Vol 118, Issue 4 > ********************************************** > > ------------------------------------------------------------------------------ > Site24x7 APM Insight: Get Deep Visibility into Application Performance > APM + Mobile APM + RUM: Monitor 3 App instances at just $35/Month > Monitor end-to-end web transactions and take corrective actions now > Troubleshoot faster and improve end-user experience. Signup Now! > http://pubads.g.doubleclick.net/gampad/clk?id=267308311&iu=/4140 > _______________________________________________ > Emc-developers mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/emc-developers -- "In der Wissenschaft siegt nie eine neue Theorie, nur ihre Gegner sterben nach und nach" Max Planck ------------------------------------------------------------------------------ Site24x7 APM Insight: Get Deep Visibility into Application Performance APM + Mobile APM + RUM: Monitor 3 App instances at just $35/Month Monitor end-to-end web transactions and take corrective actions now Troubleshoot faster and improve end-user experience. Signup Now! http://pubads.g.doubleclick.net/gampad/clk?id=267308311&iu=/4140 _______________________________________________ Emc-developers mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-developers
