jemalloc/bin/jeprof.in

34 # or by the heap profiler (common/debugallocation.cc)
101 my $HEAP_PAGE = "/pprof/heap";
169    list of library mappings, in the same format as is found in the heap-
377   #     heap
454   # Check heap-profiling flags
1170   if ($main::profile_type eq 'heap') {
2700   if ($main::profile_type eq 'heap' || $main::profile_type eq 'growth') {
2739   if ($main::profile_type eq 'heap' || $main::profile_type eq 'growth') {
2893   if ($main::profile_type eq 'heap' || $main::profile_type eq 'growth') {
3528         $main::profile_type = 'heap';
3757 # for a heap profile:
3758 #   heap profile:     53:    38236 [  5525:  1284029] @ heapprofile
3834   # Look at first line to see if it is a heap or a CPU profile.
3866   if ($header =~ m/^heap profile:.*$growth_marker/o) {
3869   } elsif ($header =~ m/^heap profile:/) {
3870     $main::profile_type = 'heap';
3872   } elsif ($header =~ m/^heap/) {
3873     $main::profile_type = 'heap';
4061       # Remote-heap version 2
4078       # Remote-heap version 1
4103   #    heap profile:   1246:  8800744 [  1246:  8800744] @ <heap-url>/266053
4107   # For remote heap profiles (v1):
4113   # interval is 128KB.  Only remote-heap-page profiles are adjusted for
4115   # For remote heap profiles (v2):
4120   # heap profile:   1922: 127792360 [  1922: 127792360] @ <heap-url>_v2/524288
4127   if ($header =~ m"^heap profile:\s*(\d+):\s+(\d+)\s+\[\s*(\d+):\s+(\d+)\](\s*@\s*([^/]*)(/(\d+))?)?") {
4132       # heap-profiler, and either "heap" or "heap_v2" for profiles
4134       # be "growth" for heap-growth profiles.  The first is typically
4137       if (($type eq "heapprofile") || ($type !~ /heap/) ) {
4138         # No need to adjust for the sampling rate with heap-profiler-derived data
4152       # We detect whether or not this is a remote-heap profile by checking
4155       # that a non-remote-heap profile may pass this check, but it is hard
4157       # In this case it's so old it's guaranteed to be remote-heap version 1.
4160         # This is likely to be a remote-heap based sample profile
4167     # For remote-heap generated profiles, adjust the counts and sizes to
4172       print STDERR "Adjusting heap profiles for 1-in-128KB sampling rate\n";
4174       printf STDERR ("Adjusting heap profiles for 1-in-%d sampling rate\n",
4213   $r->{version} = "heap";
4236     die "Threaded heap profiles require v2 sampling with a sample rate\n";
4289   $r->{version} = "heap";
5118     # We can't detect this from many (most?) heap or lock contention