HttpSM::state_cache_open_write crash #1625
Description
The following stack trace indicates crash in state_cache_open_write and this needs to be addressed.
There was crash while trying to seed contents with cachestatus, which can send http requests concurrently and with the pase of 1k requests per sec.
(gdb) bt
#0 0x00002aaaaac86f99 in HttpSM::state_cache_open_write (this=0x2aaabd046800, event=1109, data=0xffffffffffffb04f) at HttpSM.cc:2413
#1 0x00002aaaaac971fd in HttpSM::main_handler (this=0x2aaabd046800, event=1109, data=0xffffffffffffb04f) at HttpSM.cc:2571
#2 0x00002aaaaac6c772 in Continuation::handleEvent (data=0xffffffffffffb04f, event=1109, this=) at ../../iocore/eventsystem/I_Continuation.h:153
#3 HttpCacheSM::open_write (allow_multiple=false, retry=, pin_in_cache=, old_info=, request=, url=, key=0x2aaabd048428, this=0x2aaabd048370)
at HttpCacheSM.cc:321
#4 HttpCacheSM::state_cache_open_write (this=0x2aaabd048370, event=2, data=0x2aaae6411180) at HttpCacheSM.cc:201
#5 0x00002aaaaae7e4e0 in Continuation::handleEvent (data=0x2aaae6411180, event=2, this=) at I_Continuation.h:153
#6 EThread::process_event (this=0x2aaab1a08000, e=0x2aaae6411180, calling_code=2) at UnixEThread.cc:128
#7 0x00002aaaaae7f4e9 in EThread::execute (this=0x2aaab1a08000) at UnixEThread.cc:207
#8 0x00002aaaaae7dec6 in spawn_thread_internal (a=0x2aaab09c0a90) at Thread.cc:86
#9 0x00002aaaad6afaa1 in start_thread (arg=0x2aaaab85a700) at pthread_create.c:301
#10 0x00002aaaae8b893d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115
(gdb) quit
Part of the issue here is that write_fail_action=2 doesn’t seem to work at all.