This doesn't seem to help...
gc 589 @171.013s 0%: 0.012+0.69+0.17 ms clock, 0.41+0.079/2.9/1.6+5.5 ms
cpu, 6->6->5 MB, 7 MB goal, 32 P
scvg: 0 MB released
scvg: inuse: 7, idle: 54, sys: 61, released: 54, consumed: 7 (MB)
scvg: inuse: 7, idle: 54, sys: 61, released: 54, consumed: 7 (MB)
scvg: inuse: 7, idle: 54, sys: 61, released: 54, consumed: 7 (MB)
scvg: inuse: 7, idle: 54, sys: 61, released: 54, consumed: 7 (MB)
scvg: inuse: 7, idle: 54, sys: 61, released: 54, consumed: 7 (MB)
scvg: inuse: 7, idle: 54, sys: 61, released: 54, consumed: 7 (MB)
scvg: 0 MB released
scvg: inuse: 8, idle: 53, sys: 61, released: 52, consumed: 8 (MB)
gc 590 @171.018s 0%: 0.25+0.89+0.020 ms clock, 8.2+0.28/3.8/2.6+0.65 ms
cpu, 7->7->6 MB, 8 MB goal, 32 P
scvg: 0 MB released
scvg: inuse: 8, idle: 53, sys: 61, released: 53, consumed: 8 (MB)
scvg: 0 MB released
scvg: inuse: 8, idle: 53, sys: 61, released: 53, consumed: 8 (MB)
scvg: 0 MB released
scvg: inuse: 8, idle: 53, sys: 61, released: 53, consumed: 8 (MB)
scvg: 0 MB released
scvg: inuse: 8, idle: 53, sys: 61, released: 53, consumed: 8 (MB)
scvg: 0 MB released
scvg: inuse: 8, idle: 53, sys: 61, released: 53, consumed: 8 (MB)
scvg: 0 MB released
scvg: inuse: 8, idle: 53, sys: 61, released: 53, consumed: 8 (MB)
scvg: 0 MB released
scvg: inuse: 8, idle: 53, sys: 61, released: 53, consumed: 8 (MB)
scvg: 0 MB released
scvg: inuse: 8, idle: 53, sys: 61, released: 53, consumed: 8 (MB)
scvg: 0 MB released
scvg: inuse: 8, idle: 53, sys: 61, released: 53, consumed: 8 (MB)
The ps shows 3674660 826844 (VSZ RSS)
BR,
Miha
On Monday, October 7, 2019 at 10:04:41 AM UTC+2, Jamil Djadala wrote:
>
> On Mon, 7 Oct 2019 00:54:32 -0700 (PDT)
> miha.v...@gmail.com <javascript:> wrote:
>
> > Hi guys,
> >
> > We are having a very weird problem, where the process memory keeps
> > rising, but both the pprof and valgrind report no memory leaks. But
> > the RSS just keeps rising.The C part is in external so library
> >
> > To be more exact, the pprof when the process becomes idle reports a
> > few megabytes used and the Valgrind reports 88bytes lost(this are
> > global objects) But the RSS for example is ~1G and virtual 4G+
> > I've run also run the app with the GODEBUG=madvdontneed=1,gctrace=1
> > but madvdontneed doesn't seem to help.
> >
> > If I describe the MO of communicating with the library's API (all
> > memory is allocated on the library side).
> >
> > for {
> > * initialize the processor
> > * say to the library to create the blob of size x on it's side
> > * convert the returned pointer to a fake slice (code below)
> > * copy data to the fake slice
> > * instruct processor to do it's thing (e.g make
> > calculations/compress the data,...)
> > * process the data on Go side (depending on the processor this
> > either makes a copy of the data or creates a fake slice from it)
> > * destroy the processor (this frees the memory on the library's
> > side)
> > * upload the data somewhere
> > }
> >
> > func cVoidPtrToByteSlice(data unsafe.Pointer, size int, bytes
> > *[]byte) { header := (*reflect.SliceHeader)(unsafe.Pointer(bytes))
> > header.Data = uintptr(data)
> > header.Len = size
> > header.Cap = size
> > }
> >
> > BR,
> > Miha
> >
>
> Hi, can you try to run your program with GOGC=10 environment ?
>
> --
> Jamil Djadala
>
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