Brian Geffon created TS-2795:
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Summary: Leaking CacheVConnections
Key: TS-2795
URL: https://issues.apache.org/jira/browse/TS-2795
Project: Traffic Server
Issue Type: Bug
Components: Cache
Reporter: Brian Geffon
It appears there is a memory leak in 4.0.x, 4.2.x, and master leaking
CacheVConnections resulting in IOBufAllocator leaking also, here is an example:
allocated | in-use | type size | free list name
--------------------|--------------------|------------|----------------------------------
67108864 | 0 | 2097152 |
memory/ioBufAllocator[14]
67108864 | 19922944 | 1048576 |
memory/ioBufAllocator[13]
4798283776 | 14155776 | 524288 |
memory/ioBufAllocator[12]
7281311744 | 98304000 | 262144 |
memory/ioBufAllocator[11]
1115684864 | 148242432 | 131072 |
memory/ioBufAllocator[10]
4974444544 | 379977728 | 65536 | memory/ioBufAllocator[9]
9902751744 | 5223546880 | 32768 | memory/ioBufAllocator[8]
14762901504 | 14762311680 | 16384 | memory/ioBufAllocator[7]
6558056448 | 6557859840 | 8192 | memory/ioBufAllocator[6]
41418752 | 30502912 | 4096 | memory/ioBufAllocator[5]
524288 | 0 | 2048 | memory/ioBufAllocator[4]
0 | 0 | 1024 | memory/ioBufAllocator[3]
0 | 0 | 512 | memory/ioBufAllocator[2]
32768 | 0 | 256 | memory/ioBufAllocator[1]
0 | 0 | 128 | memory/ioBufAllocator[0]
2138112 | 2124192 | 928 | memory/cacheVConnection
[~bcall] has observed this issue on 4.0.x, and we have observed this on 4.2.x.
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