I've added some cout's for debug (// free() commented out in favor of a cout).
If _get_next_ has a non-NULL entry it will cout entry's two strings ('A1' is
the idx)
Here's the output (thanks for the help):
NET-SNMP version 5.9.rc2 AgentX subagent connected
_get_first_()
populate()
populate just malloc'ed 908f360
_get_next_() A1
{"data":[{"hostname":"B1","remote":"10.128.102.11","refid":".GPS.","st":"1","t":"u","when":"7d","poll":"64","reach":"0","delay":"0.977","offset":"81.570","jitter":"0.000","updated":"2020-Aug-20
16:45:47"},{"hostname":"B1","remote":"10.128.102.12","refid":".GPS.","st":"1","t":"u","when":"7d","poll":"64","reach":"0","delay":"0.977","offset":"80.283","jitter":"0.000","updated":"2020-Aug-20
16:45:47"},{"hostname":"B1","remote":"10.128.103.11","refid":".GPS.","st":"1","t":"u","when":"7d","poll":"64","reach":"0","delay":"0.977","offset":"81.192","jitter":"0.000","updated":"2020-Aug-20
16:45:47"},{"hostname":"B1","remote":"10.128.103.12","refid":".GPS.","st":"1","t":"u","when":"21d","poll":"64","reach":"0","delay":"0.977","offset":"0.077","jitter":"0.000","updated":"2020-Aug-20
16:45:47"}]}
_get_next_() entry is NULL
freeTableEntry() free'ing 908f360
freeTableEntry() free'ing 908f360
_get_first_()
populate()
populate just malloc'ed 908ea80
_get_next_() A1
{"data":[{"hostname":"B1","remote":"10.128.102.11","refid":".GPS.","st":"1","t":"u","when":"7d","poll":"64","reach":"0","delay":"0.977","offset":"81.570","jitter":"0.000","updated":"2020-Aug-20
16:45:47"},{"hostname":"B1","remote":"10.128.102.12","refid":".GPS.","st":"1","t":"u","when":"7d","poll":"64","reach":"0","delay":"0.977","offset":"80.283","jitter":"0.000","updated":"2020-Aug-20
16:45:47"},{"hostname":"B1","remote":"10.128.103.11","refid":".GPS.","st":"1","t":"u","when":"7d","poll":"64","reach":"0","delay":"0.977","offset":"81.192","jitter":"0.000","updated":"2020-Aug-20
16:45:47"},{"hostname":"B1","remote":"10.128.103.12","refid":".GPS.","st":"1","t":"u","when":"21d","poll":"64","reach":"0","delay":"0.977","offset":"0.077","jitter":"0.000","updated":"2020-Aug-20
16:45:47"}]}
freeTableEntry() free'ing 908ea80
freeTableEntry() free'ing 908ea80
_get_next_() entry is NULL
_get_first_()
populate()
populate just malloc'ed 908e630
_get_next_() A1
{"data":[{"hostname":"B1","remote":"10.128.102.11","refid":".GPS.","st":"1","t":"u","when":"7d","poll":"64","reach":"0","delay":"0.977","offset":"81.570","jitter":"0.000","updated":"2020-Aug-20
16:45:47"},{"hostname":"B1","remote":"10.128.102.12","refid":".GPS.","st":"1","t":"u","when":"7d","poll":"64","reach":"0","delay":"0.977","offset":"80.283","jitter":"0.000","updated":"2020-Aug-20
16:45:47"},{"hostname":"B1","remote":"10.128.103.11","refid":".GPS.","st":"1","t":"u","when":"7d","poll":"64","reach":"0","delay":"0.977","offset":"81.192","jitter":"0.000","updated":"2020-Aug-20
16:45:47"},{"hostname":"B1","remote":"10.128.103.12","refid":".GPS.","st":"1","t":"u","when":"21d","poll":"64","reach":"0","delay":"0.977","offset":"0.077","jitter":"0.000","updated":"2020-Aug-20
16:45:47"}]}
_get_next_() entry is NULL
freeTableEntry() free'ing 908e630
----- Forwarded Message ----- From: Wes Hardaker
<harda...@users.sourceforge.net>To: Ian C via Net-snmp-coders
<net-snmp-coders@lists.sourceforge.net>Cc: Ian C <mc_...@yahoo.com>Sent:
Wednesday, August 26, 2020, 10:13:09 a.m. EDTSubject: Re: Table Iterator
Crashes in free_data_context
Ian C via Net-snmp-coders <net-snmp-coders@lists.sourceforge.net>
writes:
> I'm still having a crash issue with my table agent, I can't figure out a
> solution, hoping the list members could help. In a nutshell I want to read a
> QNX pps object (file) each time (no caching) it is queried (snmpwalk). The
> data
> gets read and returned but a crash happens on the free (datactx).
I assume if you comment out that free it will gain in memory usage?
--
Wes Hardaker
Please mail all replies to net-snmp-coders@lists.sourceforge.net
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