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I have posted the following Memory graphs which illustrate the problematic memory pattern and also the pattern observed when the application runs without any problems. --- In "tedapt" <> wrote: > > Hi all - > > I have a data logging JamVM application on ts-7260 boards running Debian from an SD card. In some of my applications configurations, I find that the Buffers value obtained from `free` rises, then falls to zero over the course of about six hours. Once Buffers hits zero, the boards become unreachable, and all application processes appear to hang until a power cycle. > > In other configurations, the Buffers value rises and stays above the Free value, following a sawtooth pattern. On these boards, all remains OK for long periods. Occasionally I've seen th ese boards suddently exhibit a similar memory pattern, with Buffers suddenly declining until reaching zero, and again these boards become unreachable. > > I'm at a loss to understand what is happening. Have experimented with swap files, new versions of JamVM, code modifications and some sysctl settings, examined netstat, lsof output, all without any improvements. > > Has anyone every seen anything like this, or have any suggestions for solving this problem? > > Thanks! > __._,_.___
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