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https://issues.apache.org/jira/browse/TS-1006?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13539224#comment-13539224
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jaekyung oh commented on TS-1006:
---------------------------------
i've tried again in accordance with your guide.
[2ba8ae8cc700:43][ink_queue.cc:00601][-] all:4011MB t:1024 f:8 m:40
avg:40.0 malloc:1016 csize:32 tsize:32768 cbsize:1052672
[2ba8adbb7e20:40][ink_queue.cc:00595][M] all:4029MB t:767 f:87 m:86
avg:84.8 malloc:680 csize:64 tsize:4096 cbsize:266240
[2ba8adbb7e20:40][ink_queue.cc:00601][-] all:4029MB t:703 f:23 m:86
avg:84.8 malloc:680 csize:64 tsize:4096 cbsize:266240
[2ba8ae8cc700:03][ink_queue.cc:00668][F] all:4044MB t:628 f:108 m:108
avg:107.1 malloc:519 csize:70 tsize:232 cbsize:16384
[2ba8ae8cc700:03][ink_queue.cc:00674][-] all:4044MB t:557 f:38 m:108
avg:107.1 malloc:519 csize:70 tsize:232 cbsize:16384
/usr/local/bin/traffic_server - STACK TRACE:
/usr/local/lib/libtsutil.so.3(ink_freelist_new+0x992)[0x2ba8ab4b5072]
/usr/local/bin/traffic_server[0x64a68f]
/usr/local/bin/traffic_server(_ZN7CacheVC10handleReadEiP5Event+0x1e2)[0x64ef52]
/usr/local/bin/traffic_server(_ZN5Cache9open_readEP12ContinuationP7INK_MD5P7HTTPHdrP21CacheLookupHttpConfig13CacheFragTypePci+0x754)[0x67ef54]
/usr/local/bin/traffic_server(_ZN14CacheProcessor9open_readEP12ContinuationP3URLP7HTTPHdrP21CacheLookupHttpConfigl13CacheFragType+0x130)[0x6540f0]
/usr/local/bin/traffic_server(_ZN11HttpCacheSM9open_readEP3URLP7HTTPHdrP21CacheLookupHttpConfigl+0x74)[0x521c14]
/usr/local/bin/traffic_server(_ZN6HttpSM24do_cache_lookup_and_readEv+0xfd)[0x538c1d]
/usr/local/bin/traffic_server(_ZN6HttpSM14set_next_stateEv+0xb20)[0x54ffd0]
/usr/local/bin/traffic_server(_ZN6HttpSM17handle_api_returnEv+0x33a)[0x547fda]
/usr/local/bin/traffic_server(_ZN6HttpSM17state_api_calloutEiPv+0x353)[0x5494d3]
/usr/local/bin/traffic_server(_ZN6HttpSM14set_next_stateEv+0x538)[0x54f9e8]
/usr/local/bin/traffic_server(_ZN6HttpSM14set_next_stateEv+0xb92)[0x550042]
/usr/local/bin/traffic_server(_ZN6HttpSM17handle_api_returnEv+0x33a)[0x547fda]
/usr/local/bin/traffic_server(_ZN6HttpSM17state_api_calloutEiPv+0x353)[0x5494d3]
/usr/local/bin/traffic_server(_ZN6HttpSM14set_next_stateEv+0x538)[0x54f9e8]
/usr/local/bin/traffic_server(_ZN6HttpSM17handle_api_returnEv+0x33a)[0x547fda]
/usr/local/bin/traffic_server(_ZN6HttpSM17state_api_calloutEiPv+0x353)[0x5494d3]
/usr/local/bin/traffic_server(_ZN6HttpSM18state_api_callbackEiPv+0x9a)[0x55091a]
/usr/local/bin/traffic_server(TSHttpTxnReenable+0x40d)[0x4bec1d]
/usr/local/libexec/trafficserver/purge.so(+0x1e56)[0x2ba8b99bfe56]
/usr/local/bin/traffic_server(_ZN6HttpSM17state_api_calloutEiPv+0xfb)[0x54927b]
/usr/local/bin/traffic_server(_ZN6HttpSM14set_next_stateEv+0x538)[0x54f9e8]
/usr/local/bin/traffic_server(_ZN6HttpSM32setup_client_read_request_headerEv+0x39f)[0x54793f]
/usr/local/bin/traffic_server(_ZN6HttpSM17handle_api_returnEv+0x25a)[0x547efa]
/usr/local/bin/traffic_server(_ZN6HttpSM17state_api_calloutEiPv+0x353)[0x5494d3]
/usr/local/bin/traffic_server(_ZN6HttpSM21attach_client_sessionEP17HttpClientSessionP14IOBufferReader+0x688)[0x54a4e8]
/usr/local/bin/traffic_server(_ZN17HttpClientSession16state_keep_aliveEiPv+0xa8)[0x523738]
/usr/local/bin/traffic_server[0x6b6f4a]
/usr/local/bin/traffic_server(_ZN10NetHandler12mainNetEventEiP5Event+0x1fe)[0x6aff0e]
/usr/local/bin/traffic_server(_ZN7EThread13process_eventEP5Eventi+0x8e)[0x6dfd4e]
/usr/local/bin/traffic_server(_ZN7EThread7executeEv+0x4f0)[0x6e06c0]
/usr/local/bin/traffic_server[0x6df9b2]
/lib64/libpthread.so.0(+0x6a3f)[0x2ba8ab6dca3f]
/lib64/libc.so.6(clone+0x6d)[0x2ba8ad91a67d]
FATAL: Failed to mmap 50331648 bytes, Cannot allocate memory
<----------------------------------------------------------------- here you
want?
/usr/local/bin/traffic_server - STACK TRACE:
/usr/local/lib/libtsutil.so.3(ink_fatal+0x88)[0x2ba8ab4b0c68]
/usr/local/lib/libtsutil.so.3(+0x17aca)[0x2ba8ab4b3aca]
/usr/local/lib/libtsutil.so.3(ink_freelist_new+0x992)[0x2ba8ab4b5072]
/usr/local/bin/traffic_server[0x64a68f]
/usr/local/bin/traffic_server(_ZN7CacheVC10handleReadEiP5Event+0x1e2)[0x64ef52]
> memory management, cut down memory waste ?
> ------------------------------------------
>
> Key: TS-1006
> URL: https://issues.apache.org/jira/browse/TS-1006
> Project: Traffic Server
> Issue Type: Improvement
> Components: Core
> Affects Versions: 3.1.1
> Reporter: Zhao Yongming
> Assignee: Bin Chen
> Fix For: 3.3.2
>
> Attachments: 0001-Allocator-optimize-InkFreeList-memory-pool.patch,
> 0002-Allocator-make-InkFreeList-memory-pool-configurable.patch,
> Memory-Usage-After-Introduced-New-Allocator.png, memusage.ods, memusage.ods
>
>
> when we review the memory usage in the production, there is something
> abnormal, ie, looks like TS take much memory than index data + common system
> waste, and here is some memory dump result by set
> "proxy.config.dump_mem_info_frequency"
> 1, the one on a not so busy forwarding system:
> physics memory: 32G
> RAM cache: 22G
> DISK: 6140 GB
> average_object_size 64000
> {code}
> allocated | in-use | type size | free list name
> --------------------|--------------------|------------|----------------------------------
> 671088640 | 37748736 | 2097152 |
> memory/ioBufAllocator[14]
> 2248146944 | 2135949312 | 1048576 |
> memory/ioBufAllocator[13]
> 1711276032 | 1705508864 | 524288 |
> memory/ioBufAllocator[12]
> 1669332992 | 1667760128 | 262144 |
> memory/ioBufAllocator[11]
> 2214592512 | 2211840000 | 131072 |
> memory/ioBufAllocator[10]
> 2325741568 | 2323775488 | 65536 |
> memory/ioBufAllocator[9]
> 2091909120 | 2089123840 | 32768 |
> memory/ioBufAllocator[8]
> 1956642816 | 1956478976 | 16384 |
> memory/ioBufAllocator[7]
> 2094530560 | 2094071808 | 8192 |
> memory/ioBufAllocator[6]
> 356515840 | 355540992 | 4096 |
> memory/ioBufAllocator[5]
> 1048576 | 14336 | 2048 |
> memory/ioBufAllocator[4]
> 131072 | 0 | 1024 |
> memory/ioBufAllocator[3]
> 65536 | 0 | 512 |
> memory/ioBufAllocator[2]
> 32768 | 0 | 256 |
> memory/ioBufAllocator[1]
> 16384 | 0 | 128 |
> memory/ioBufAllocator[0]
> 0 | 0 | 576 |
> memory/ICPRequestCont_allocator
> 0 | 0 | 112 |
> memory/ICPPeerReadContAllocator
> 0 | 0 | 432 |
> memory/PeerReadDataAllocator
> 0 | 0 | 32 |
> memory/MIMEFieldSDKHandle
> 0 | 0 | 240 |
> memory/INKVConnAllocator
> 0 | 0 | 96 |
> memory/INKContAllocator
> 4096 | 0 | 32 |
> memory/apiHookAllocator
> 0 | 0 | 288 |
> memory/FetchSMAllocator
> 0 | 0 | 80 |
> memory/prefetchLockHandlerAllocator
> 0 | 0 | 176 |
> memory/PrefetchBlasterAllocator
> 0 | 0 | 80 |
> memory/prefetchUrlBlaster
> 0 | 0 | 96 | memory/blasterUrlList
> 0 | 0 | 96 |
> memory/prefetchUrlEntryAllocator
> 0 | 0 | 128 |
> memory/socksProxyAllocator
> 0 | 0 | 144 |
> memory/ObjectReloadCont
> 3258368 | 576016 | 592 |
> memory/httpClientSessionAllocator
> 825344 | 139568 | 208 |
> memory/httpServerSessionAllocator
> 22597632 | 1284848 | 9808 | memory/httpSMAllocator
> 0 | 0 | 32 |
> memory/CacheLookupHttpConfigAllocator
> 0 | 0 | 9856 |
> memory/httpUpdateSMAllocator
> 0 | 0 | 128 |
> memory/RemapPluginsAlloc
> 0 | 0 | 48 |
> memory/CongestRequestParamAllocator
> 0 | 0 | 128 |
> memory/CongestionDBContAllocator
> 5767168 | 704512 | 2048 | memory/hdrStrHeap
> 18350080 | 1153024 | 2048 | memory/hdrHeap
> 53248 | 2912 | 208 |
> memory/httpCacheAltAllocator
> 0 | 0 | 112 |
> memory/OneWayTunnelAllocator
> 157696 | 1232 | 1232 |
> memory/hostDBContAllocator
> 102240 | 17040 | 17040 | memory/dnsBufAllocator
> 323584 | 0 | 1264 |
> memory/dnsEntryAllocator
> 0 | 0 | 16 |
> memory/DNSRequestDataAllocator
> 0 | 0 | 1072 | memory/SRVAllocator
> 0 | 0 | 48 |
> memory/ClusterVConnectionCache::Entry
> 0 | 0 | 560 |
> memory/cacheContAllocator
> 0 | 0 | 112 |
> memory/inControlAllocator
> 0 | 0 | 112 |
> memory/outControlAllocator
> 0 | 0 | 32 |
> memory/byteBankAllocator
> 0 | 0 | 576 |
> memory/clusterVCAllocator
> 0 | 0 | 48 | memory/evacuationKey
> 6144 | 0 | 48 | memory/cacheRemoveCont
> 270336 | 262560 | 96 | memory/evacuationBlock
> 4997120 | 3968416 | 976 |
> memory/cacheVConnection
> 798720 | 522080 | 160 | memory/openDirEntry
> 0 | 0 | 64 |
> memory/RamCacheLRUEntry
> 56426496 | 56426304 | 96 |
> memory/RamCacheCLFUSEntry
> 9584640 | 6168000 | 960 | memory/netVCAllocator
> 0 | 0 | 128 |
> memory/udpReadContAllocator
> 0 | 0 | 128 |
> memory/udpWorkContinuationAllocator
> 0 | 0 | 160 |
> memory/udpPacketAllocator
> 0 | 0 | 304 | memory/socksAllocator
> 139264 | 68544 | 1088 |
> memory/sslNetVCAllocator
> 0 | 0 | 128 |
> memory/UDPIOEventAllocator
> 671744 | 115520 | 64 |
> memory/ioBlockAllocator
> 28305408 | 28301520 | 48 | memory/ioDataAllocator
> 2273280 | 406320 | 240 | memory/ioAllocator
> 1904640 | 1489920 | 80 | memory/mutexAllocator
> 1105920 | 188544 | 96 | memory/eventAllocator
> 2359296 | 129024 | 1024 | memory/ArenaBlock
> {code}
> this box will crash every 2days, so the memory waste may no that high
> 2, our production reverse system:
> physics memory: 16G
> RAM cache: 8G
> DISK: 1516 GB
> average_object_size 16384
> and it run for a much long time:
> {code}
> allocated | in-use | type size | free list name
> --------------------|--------------------|------------|----------------------------------
> 805306368 | 0 | 2097152 |
> memory/ioBufAllocator[14]
> 738197504 | 8388608 | 1048576 |
> memory/ioBufAllocator[13]
> 1258291200 | 46661632 | 524288 |
> memory/ioBufAllocator[12]
> 1300234240 | 183762944 | 262144 |
> memory/ioBufAllocator[11]
> 1170210816 | 466223104 | 131072 |
> memory/ioBufAllocator[10]
> 1790967808 | 1223426048 | 65536 |
> memory/ioBufAllocator[9]
> 2970615808 | 2601418752 | 32768 |
> memory/ioBufAllocator[8]
> 2067791872 | 2044608512 | 16384 |
> memory/ioBufAllocator[7]
> 1169424384 | 1169121280 | 8192 |
> memory/ioBufAllocator[6]
> 711458816 | 710463488 | 4096 |
> memory/ioBufAllocator[5]
> 1572864 | 0 | 2048 |
> memory/ioBufAllocator[4]
> 131072 | 0 | 1024 |
> memory/ioBufAllocator[3]
> 65536 | 0 | 512 |
> memory/ioBufAllocator[2]
> 32768 | 0 | 256 |
> memory/ioBufAllocator[1]
> 16384 | 0 | 128 |
> memory/ioBufAllocator[0]
> 0 | 0 | 576 |
> memory/ICPRequestCont_allocator
> 0 | 0 | 112 |
> memory/ICPPeerReadContAllocator
> 0 | 0 | 432 |
> memory/PeerReadDataAllocator
> 0 | 0 | 32 |
> memory/MIMEFieldSDKHandle
> 0 | 0 | 240 |
> memory/INKVConnAllocator
> 0 | 0 | 96 |
> memory/INKContAllocator
> 4096 | 0 | 32 |
> memory/apiHookAllocator
> 0 | 0 | 288 |
> memory/FetchSMAllocator
> 0 | 0 | 80 |
> memory/prefetchLockHandlerAllocator
> 0 | 0 | 176 |
> memory/PrefetchBlasterAllocator
> 0 | 0 | 80 |
> memory/prefetchUrlBlaster
> 0 | 0 | 96 | memory/blasterUrlList
> 0 | 0 | 96 |
> memory/prefetchUrlEntryAllocator
> 0 | 0 | 128 |
> memory/socksProxyAllocator
> 0 | 0 | 144 |
> memory/ObjectReloadCont
> 1136640 | 125504 | 592 |
> memory/httpClientSessionAllocator
> 372736 | 27248 | 208 |
> memory/httpServerSessionAllocator
> 11317248 | 39296 | 9824 | memory/httpSMAllocator
> 0 | 0 | 32 |
> memory/CacheLookupHttpConfigAllocator
> 0 | 0 | 9888 |
> memory/httpUpdateSMAllocator
> 0 | 0 | 128 |
> memory/RemapPluginsAlloc
> 0 | 0 | 512 | memory/HCSMAllocator
> 0 | 0 | 48 |
> memory/VCEntryAllocator
> 0 | 0 | 96 |
> memory/HCEntryAllocator
> 0 | 0 | 64 |
> memory/HCHandlerAllocator
> 0 | 0 | 48 |
> memory/CongestRequestParamAllocator
> 0 | 0 | 128 |
> memory/CongestionDBContAllocator
> 6029312 | 643072 | 2048 | memory/hdrStrHeap
> 7077888 | 657408 | 2048 | memory/hdrHeap
> 26624 | 208 | 208 |
> memory/httpCacheAltAllocator
> 0 | 0 | 112 |
> memory/OneWayTunnelAllocator
> 630784 | 1232 | 1232 |
> memory/hostDBContAllocator
> 238560 | 17040 | 17040 | memory/dnsBufAllocator
> 161792 | 0 | 1264 |
> memory/dnsEntryAllocator
> 0 | 0 | 16 |
> memory/DNSRequestDataAllocator
> 0 | 0 | 1072 | memory/SRVAllocator
> 0 | 0 | 48 |
> memory/ClusterVConnectionCache::Entry
> 0 | 0 | 560 |
> memory/cacheContAllocator
> 0 | 0 | 112 |
> memory/inControlAllocator
> 0 | 0 | 112 |
> memory/outControlAllocator
> 0 | 0 | 32 |
> memory/byteBankAllocator
> 0 | 0 | 576 |
> memory/clusterVCAllocator
> 0 | 0 | 48 | memory/evacuationKey
> 6144 | 0 | 48 | memory/cacheRemoveCont
> 17006592 | 14972928 | 96 | memory/evacuationBlock
> 1777664 | 759872 | 992 |
> memory/cacheVConnection
> 307200 | 111520 | 160 | memory/openDirEntry
> 0 | 0 | 64 |
> memory/RamCacheLRUEntry
> 104275968 | 104274048 | 96 |
> memory/RamCacheCLFUSEntry
> 3440640 | 1819200 | 960 | memory/netVCAllocator
> 0 | 0 | 128 |
> memory/udpReadContAllocator
> 0 | 0 | 128 |
> memory/udpWorkContinuationAllocator
> 0 | 0 | 160 |
> memory/udpPacketAllocator
> 0 | 0 | 304 | memory/socksAllocator
> 0 | 0 | 1088 |
> memory/sslNetVCAllocator
> 0 | 0 | 128 |
> memory/UDPIOEventAllocator
> 237568 | 22528 | 64 |
> memory/ioBlockAllocator
> 26087424 | 26081904 | 48 | memory/ioDataAllocator
> 890880 | 84240 | 240 | memory/ioAllocator
> 1525760 | 1403440 | 80 | memory/mutexAllocator
> 565248 | 129696 | 96 | memory/eventAllocator
> 1179648 | 4096 | 1024 | memory/ArenaBlock
> {code}
> our team is working on the memory free issue, trying to improve the memory
> management. and this a big project, the more input|comment the better.
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