[TS-3870] http_load crashes seen when connection count is high

• Type: Bug
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Fix Version/s: sometime
• Component/s: Tools
• Labels: crash
• Assignee: Unassigned
• Reporter: Narayan Balasubramanian
• Created: 26/Aug/15 22:59
• Updated: 16/Dec/15 19:06

Description

Run http_load in gdb.
Before test start, make sure that you do

ulimit -n 12000 (or some high number)

Steps:
gdb <location of http_load>
set args -parallel 10000 -seconds 300 -keep_alive 1 url_file_50K
run

Where url_file contains a single URL that pulls down a 50K file

Noticed a crash. Stack trace is

#0 0x00000034278db829 in BUF_MEM_free () from /usr/lib64/libcrypto.so.10
#1 0x0000003119644dfd in SSL_free () from /usr/lib64/libssl.so.10
#2 0x0000000000402559 in close_connection (cnum=<value optimized out>) at http_load/http_load.c:2819
#3 0x0000000000402655 in idle_connection (client_data=<value optimized out>, nowP=<value optimized out>) at http_load/http_load.c:2790
#4 0x0000000000408da8 in tmr_run (nowP=0x7fffffffe3a0) at http_load/timers.c:242
#5 0x0000000000407ca9 in main (argc=<value optimized out>, argv=<value optimized out>) at http_load/http_load.c:563