Symptom
An HTTP_OUT_OF_MEMORY dump is being raised when downloading or uploading large files.
When analyzing the corresponding work process trace file (dev_wXX) where the dump was raised, the following (or similar) entries are observed around the time the dump was raised:
(...)
A [date and time]
A SelMemClass: heap quota ... exceeded 2574837632 2574837632
M
M Thu Mar 30 23:19:39:208 2023
M *** ERROR => MM_RESIZE() failed. size=532670707 callerId='ICTMM3' [ictxxabap.c 1229]
M {root-id=3AD29C30E60B1EDDB3E1725DB3906A52}_{conn-id=00000000000000000000000000000000}_0
A TH VERBOSE LEVEL FULL
A ** RABAX: level LEV_RX_PXA_RELEASE_MTX entered.
A ** RABAX: level LEV_RX_PXA_RELEASE_MTX completed.
A ** RABAX: level LEV_RX_COVERAGE_ANALYSER entered.
A ** RABAX: level LEV_RX_COVERAGE_ANALYSER completed.
(...)
A ** RABAX: level LEV_RX_RESET_PROGS entered.
A ** RABAX: level LEV_RX_RESET_PROGS completed.
A ** RABAX: level LEV_RX_STDERR entered.
A [date and time]
A
A ABAP Program CL_HTTP_ENTITY================CP .
A Source CL_HTTP_ENTITY================CM00A Line 96.
A Error Code HTTP_OUT_OF_MEMORY.
A Module $Id: //bas/753_REL/src/krn/ict/ictxxabap.c#4 $ SAP.
A Function IctAbMmCBAlloc Line 1234.
A P1: -1
A P2: 532670707
A
A ** RABAX: level LEV_RX_STDERR completed.
A ** RABAX: level LEV_RX_DAEMON entered.
(...)
At the "System environment" section of the dump, it is observed that the session memory quotas have been reached:
System environment
(...)
Memory consumption
Roll.... 0
EM...... 2574837632 <<< about 2.5GB; related to parameter ztta/roll_extension
Heap.... 2574837632 <<< about 2.5GB; related to parameter "abap/hea_area_dia" or "..._nondia"
Page.... 32768
MM used. 16548190880
MM free. 23641088
(...)
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Environment
- SAP NetWeaver ABAP based product.
- ABAP Platform based product.
Product
Keywords
KBA , BC-CST-IC , Internet Communication Manager , BC-XI-CON , Connectivity , BC-CST , Client/Server Technology , BC-MID-ICF , Internet Communication Framework , Problem
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