assert(e->mem_status == NOT_IN_MEMORY) versus TCP_MEM_HIT.

Fri, 25 Sep 2009 04:40:57 -0700 

This is the current blocker on trunk...

Attempting to swap-in an object which is already in memory and on disk.


Program received signal SIGABRT, Aborted.
#3 0x080884c0 in xassert (msg=0x81e0480 "e->mem_status == NOT_IN_MEMORY", file=0x81e0551 "store_swapin.cc", line=47) at debug.cc:557 
#4  0x08120d9c in storeSwapInStart (sc=0x86b6c38) at store_swapin.cc:47
#5 0x08118e58 in store_client::startSwapin (this=0x86b6c38) at store_client.cc:393 #6 0x081191a5 in store_client::doCopy (this=0x86b6c38, anEntry=0xb6f3fb90) at store_client.cc:375 #7 0x08119267 in storeClientCopy2 (e=0xb6f3fb90, sc=0x86b6c38) at store_client.cc:331 #8 0x0807a867 in clientReplyContext::doGetMoreData (this=0xb6d39018) at client_side_reply.cc:1679 #9 0x0807b04b in clientReplyContext::identifyStoreObject (this=0xb6d39018) at client_side_reply.cc:1457 #10 0x0807d997 in ClientHttpRequest::httpStart (this=0x86e6c98) at client_side_request.cc:1121 #11 0x0807e11d in ClientHttpRequest::doCallouts (this=0x86e6c98) at client_side_request.cc:1323 
#12 0x0807f5ff in ClientRequestContext::clientRedirectDone (this=0x86f4050,
result=0xb79a800a "http://web.mac.com/tomm..._rollover_0.png";) at client_side_request.cc:1047 
#13 0x080fe820 in redirectHandleReply (data=0x86f81d8,
reply=0xb79a800a "http://web.mac.com/tomm..._rollover_0.png";) at redirect.cc:81 
#14 0x080bf55f in helperHandleRead (fd=9,
buf=0xb79a8008 "0 http://web.mac.com/tomm..._rollover_0.png";, len=148, flag=COMM_OK, xerrno=0, data=0x84283a8) at helper.cc:913 
#15 0x08146d75 in CommIoCbPtrFun::dial (this=0x8761d6c) at CommCalls.cc:183
#16 0x081396e3 in AsyncCall::make (this=0x8761d50) at AsyncCall.cc:34


(gdb) f 4
#4  0x08120d9c in storeSwapInStart (sc=0x86b6c38) at store_swapin.cc:47
47      in store_swapin.cc

(gdb) p *sc
$9 = {cmp_offset = 0, entry = 0xb6f3fb90, swapin_sio = {p_ = 0x0}, flags = {disk_io_pending = 0, store_copying = 1, copy_event_pending = 0}, delayId = {pool_ = 0, compositeId = {p_ = 0x0}, markedAsNoDelay = false}, node = {data = 0x86b6c38, prev = 0x0, next = 0x0}, copyInto = { flags = {error = 0}, length = 4096, offset = 0, data = 0xb6d5b024 ""}, static CBDATA_store_client = 26, type = 2, object_ok = true, _callback = {callback_handler = 0x807ba30 <clientReplyContext::CacheHit(void*, StoreIOBuffer)>, callback_data = 0xb6d39018}} 


(gdb) p *e
$2 = {<_hash_link> = {key = 0xb6eedc48, next = 0xb6f86074}, _vptr.StoreEntry = 0x81de6c8, mem_obj = 0x8618b28, repl = {data = 0xb701001c}, timestamp = 1253865128, lastref = 1253865618, expires = 1253865188, lastmod = 1237898828, swap_file_sz = 10030, refcount = 474, flags = 1122, swap_filen = 97209, swap_dirn = 0, lock_count = 1, mem_status = IN_MEMORY, ping_status = PING_NONE, store_status = STORE_OK, 
  swap_status = SWAPOUT_DONE, static pool = 0x8616058}

(gdb) p *(e->mem_obj)
$10 = {method = {static RequestMethodStr = 0x8235460, theMethod = METHOD_GET, theImage = {static npos = <optimized out>, size_ = 0, len_ = 0, 
      buf_ = 0x0}},
url = 0x876cc18 "http://web.mac.com/tomm..._rollover_0.png";, data_hdr = {inmem_hi = 3886, nodes = {head = 0x84abf38, elements = 1}}, inmem_lo = 0, clients = {head = 0x86b6c58, tail = 0x86b6c58}, nclients = 1, swapout = {queue_offset = 0, memnode = 0x0, sio = {p_ = 0x0}}, request = 0x0, start_ping = {tv_sec = 0, tv_usec = 0}, ping_reply_callback = 0, ircb_data = 0x0, abort = {callback = 0, data = 0x0}, log_url = 0x876c080 "http://www.restorativejustice.com/..._rollover_0.png";, repl = {data = 0xb76fd4c0}, id = 0, object_sz = 9820, swap_hdr_sz = 210, vary_headers = 0x0, _reply = 0x861d208, deferredReads = { 
    deferredReads = {head = 0x0}}}

(gdb) p *((*(e->mem_obj))->data_hdr->nodes->head)->data
$17 = {nodeBuffer = {flags = {error = 0}, length = 3886, offset = 0,
data = 0xb6a080dc "HTTP/1.0 200 OK\r\nAge: 0\r\nDate: Wed, 05 Aug 2009 19:38:40 GMT\r\nContent-Length: 9376\r\nContent-Type: image/png\r\nCache-Control: max-age=60, must-revalidate\r\nConnection: keep-alive\r\nProxy-Connection: keep-"...}, data = "HTTP/1.0 200 OK\r\nAge: 0\r\nDate: Wed, 05 Aug 2009 19:38:40 GMT\r\nContent-Length: 9376\r\nContent-Type: image/png\r\nCache-Control: max-age=60, must-revalidate\r\nConnection: keep-alive\r\nProxy-Connection: keep-alive\r\nServer: AppleIDiskServer-1E4123\r\nx-responding-server: hpng034\r\nX-dmUser: tomm...\r\nETag: \"u-1g3s18hn-9d2p-1d9dyjlk2s-11hl44zdvg0\"\r\nLast-Modified: Tue, 24 Mar 2009 12:47:08 GMT\r\nVia: 1.1 hpcache003 (NetCache NetApp/6.0.5P2D2)\r\n\r\n 


Amos
--
Please be using
  Current Stable Squid 2.7.STABLE7 or 3.0.STABLE19
  Current Beta Squid 3.1.0.13

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