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Event Pool usage debugging, see also 6ade16b38

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This commit is contained in:
Robin Gareus 2015-09-12 00:29:02 +02:00
parent ec06f2c49f
commit a5e3371b80
2 changed files with 16 additions and 0 deletions
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3
libs/pbd/pbd/pool.h
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@ -51,6 +51,9 @@ class LIBPBD_API Pool
private: private:
void *block; ///< data storage area void *block; ///< data storage area
#ifndef NDEBUG
unsigned long max_usage;
#endif
}; };
class LIBPBD_API SingleAllocMultiReleasePool : public Pool class LIBPBD_API SingleAllocMultiReleasePool : public Pool

13
libs/pbd/pool.cc
View File

@ -35,6 +35,9 @@ using namespace PBD;
Pool::Pool (string n, unsigned long item_size, unsigned long nitems) Pool::Pool (string n, unsigned long item_size, unsigned long nitems)
: free_list (nitems) : free_list (nitems)
, _name (n) , _name (n)
#ifndef NDEBUG
, max_usage (0)
#endif
{ {
_name = n; _name = n;
@ -57,6 +60,10 @@ Pool::Pool (string n, unsigned long item_size, unsigned long nitems)
Pool::~Pool () Pool::~Pool ()
{ {
#ifndef NDEBUG
// TODO: after collecting some stats, use DEBUG::PoolStats here
cerr << "Pool: '" << _name << "' max: " << max_usage << " / " << total() << endmsg;
#endif
free (block); free (block);
} }
@ -68,6 +75,12 @@ Pool::alloc ()
{ {
void *ptr; void *ptr;
#ifndef NDEBUG
if (used () > max_usage) {
max_usage = used () + 1;
}
#endif
if (free_list.read (&ptr, 1) < 1) { if (free_list.read (&ptr, 1) < 1) {
fatal << "CRITICAL: " << _name << " POOL OUT OF MEMORY - RECOMPILE WITH LARGER SIZE!!" << endmsg; fatal << "CRITICAL: " << _name << " POOL OUT OF MEMORY - RECOMPILE WITH LARGER SIZE!!" << endmsg;
abort(); /*NOTREACHED*/ abort(); /*NOTREACHED*/