[
https://issues.apache.org/jira/browse/TS-3877?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14724541#comment-14724541
]
Bryan Call edited comment on TS-3877 at 9/1/15 1:34 AM:
--------------------------------------------------------
To use the TrackerClassAllocator you will need to replace the ClassAllocator
with this class.
Example Code:
{code}
diff --git a/iocore/eventsystem/I_Lock.h b/iocore/eventsystem/I_Lock.h
index e90d1bf..0d9cc86 100644
--- a/iocore/eventsystem/I_Lock.h
+++ b/iocore/eventsystem/I_Lock.h
@@ -275,7 +275,7 @@ public:
};
// The ClassAlocator for ProxyMutexes
-extern inkcoreapi ClassAllocator<ProxyMutex> mutexAllocator;
+extern inkcoreapi TrackerClassAllocator<ProxyMutex> mutexAllocator;
inline bool
Mutex_trylock(
diff --git a/iocore/eventsystem/Lock.cc b/iocore/eventsystem/Lock.cc
index 098884c..83241e7 100644
--- a/iocore/eventsystem/Lock.cc
+++ b/iocore/eventsystem/Lock.cc
@@ -31,7 +31,7 @@
#include "P_EventSystem.h"
#include "ts/Diags.h"
-ClassAllocator<ProxyMutex> mutexAllocator("mutexAllocator");
+TrackerClassAllocator<ProxyMutex> mutexAllocator("mutexAllocator");
void
lock_waiting(const SrcLoc &srcloc, const char *handler)
{code}
Example Output:
{code}
Allocs | Frees | Size In-use | Avg Size | Location
-----------|------------|----------------------|------------|--------------------------------------------------------------------
1 | 0 | 96 | 96 | 1
traffic_server 0x000000010328ee13 _Z16initCacheControlv +
19
1 | 0 | 96 | 96 | 1
traffic_server 0x00000001032b2720 _ZN7IpAllow7startupEv +
32
1 | 0 | 96 | 96 | 1
traffic_server 0x00000001032ce41b main + 4619
1 | 0 | 96 | 96 | 1
traffic_server 0x00000001032d1250
_ZN12ParentConfig7startupEv + 32
1 | 0 | 96 | 96 | 1
traffic_server 0x00000001032df6d3 _Z18init_reverse_proxyv
+ 19
1 | 0 | 96 | 96 | 1
traffic_server 0x00000001032e2aed _Z16start_stats_snapv +
429
1 | 0 | 96 | 96 | 1
traffic_server 0x00000001032e3091
_Z27initialize_all_global_statsv + 1201
1 | 0 | 96 | 96 | 1
traffic_server 0x0000000103371f62
_ZN10HttpConfig7startupEv + 82
63 | 0 | 6048 | 96 | 1
traffic_server 0x0000000103376ee8 _Z15http_pages_initv + 72
1 | 0 | 96 | 96 | 1
traffic_server 0x00000001033776b1
_Z20init_HttpProxyServeri + 449
1 | 0 | 96 | 96 | 1
traffic_server 0x00000001033777ef
_Z20init_HttpProxyServeri + 767
2 | 0 | 192 | 96 | 1
traffic_server 0x000000010339839d
_ZN17ServerSessionPoolC2Ev + 29
1 | 0 | 96 | 96 | 1
traffic_server 0x00000001033ef14e
_Z21initCongestionControlv + 46
1 | 0 | 96 | 96 | 1
traffic_server 0x00000001033fb5c9
_ZN3Log17init_when_enabledEv + 249
64 | 0 | 6144 | 96 | 1
traffic_server 0x0000000103447208
_ZN15HostDBProcessor5startEim + 56
1 | 0 | 96 | 96 | 1
traffic_server 0x000000010344754e
_ZN15HostDBProcessor5startEim + 894
1 | 0 | 96 | 96 | 1
traffic_server 0x00000001034476fe
_ZN15HostDBProcessor5startEim + 1326
1 | 0 | 96 | 96 | 1
traffic_server 0x000000010346ec27
_ZN14SplitDNSConfig7startupEv + 23
1 | 0 | 96 | 96 | 1
traffic_server 0x000000010346ecb7
_ZN14SplitDNSConfig7startupEv + 167
1 | 0 | 96 | 96 | 1
traffic_server 0x0000000103470a83 _Z15clusterAPI_initv + 51
256 | 0 | 24576 | 96 | 1
traffic_server 0x0000000103471dac
_ZN23ClusterVConnectionCache4initEv + 60
256 | 0 | 24576 | 96 | 1
traffic_server 0x0000000103471e59
_ZN23ClusterVConnectionCache4initEv + 233
16384 | 0 | 1572864 | 96 | 1
traffic_server 0x0000000103472808
_ZN17CacheContinuation4initEv + 56
1 | 0 | 96 | 96 | 1
traffic_server 0x000000010348df86
_ZN26GlobalClusterPeriodicEventC1Ev + 22
1 | 0 | 96 | 96 | 1
traffic_server 0x000000010348ee93
_Z27create_this_cluster_machinev + 19
1 | 0 | 96 | 96 | 1
traffic_server 0x00000001034979d6
_ZN14CacheProcessor14start_internalEi + 166
1 | 0 | 96 | 96 | 1
traffic_server 0x0000000103497bee
_ZN14CacheProcessor14start_internalEi + 702
1 | 0 | 96 | 96 | 1
traffic_server 0x00000001034a4ead _ZN3VolC2Ev + 29
1 | 0 | 96 | 96 | 1
traffic_server 0x00000001034a9cc7 _Z13dir_sync_initv + 39
256 | 0 | 24576 | 96 | 1
traffic_server 0x00000001034dd228 _ZN15SSLSessionCacheC2Ev
+ 152
1 | 0 | 96 | 96 | 1
traffic_server 0x00000001034df8f3
_ZN20SSLCertificateConfig7startupEv + 35
1 | 0 | 96 | 96 | 1
traffic_server 0x00000001034f1d6e
_Z25initialize_thread_for_netP7EThread + 366
1 | 0 | 96 | 96 | 1
traffic_server 0x00000001034f6266
_ZN9NetAccept18do_blocking_acceptEP7EThread + 1590
1 | 0 | 96 | 96 | 1
traffic_server 0x0000000103513a77 _Z15RecProcessStartv + 71
1 | 0 | 96 | 96 | 1
traffic_server 0x0000000103513b4b _Z15RecProcessStartv +
283
1 | 0 | 96 | 96 | 1
traffic_server 0x0000000103513c0d _Z15RecProcessStartv +
477
17 | 0 | 1632 | 96 | 1
traffic_server 0x0000000103517c43 _ZN6ThreadC2Ev + 323
2 | 1 | 8192 | 8192 |
memory/IOBuffer/HttpServerSession.cc:86
1671584 | | TOTAL
{code}
was (Author: bcall):
To use the TrackerClassAllocator you will need to replace the ClassAllocator
with this class.
> Add a tracking ClassAllocator to keep track of where the allocation happened
> ----------------------------------------------------------------------------
>
> Key: TS-3877
> URL: https://issues.apache.org/jira/browse/TS-3877
> Project: Traffic Server
> Issue Type: Improvement
> Reporter: Bryan Call
>
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