Restarted test node from non-wedged state @ +/- few seconds Thu Feb 27 11:49:16 CST 2020

Catching up to max height... 619250

SetBestChain: new best=0000000000000000000fb2db87b3a2f1a17d98706b18edeaa285385dd2cd5619  height=619250  work=4050031384435006900125035979

Complete.

Now to let the node get 10 connections, currenly has 6...

Done, now has 10 connections.

--------------------------------------------------------------------------

Code changes:  None.  Stock TRB. 


--------------------------------------------------------------------------

Test 6:  Send 49999 'getdata for block' commands to the node, see how it reacts and if
it recovers.  Host, Port, File = 127.0.0.1, 8333, snap_49999.txt  Collect vmstat before, during, and after.

mod6@localhost ~ $ ./wedger.py 127.0.0.1 8333 snap_49999.txt 
<INCOMING MESSAGE: 'version', 115 bytes>
Alive: V=99999 (/therealbitcoin.org:0.9.99.99/) Jumpers=0x1 (TRB-Compat.) Return Addr=0.0.0.0:8333 Blocks=619251
<INCOMING MESSAGE: 'verack', 0 bytes>
Sending 1799991-byte message packet...
Now listening for replies (Ctl-C to quit...)
<INCOMING MESSAGE: 'getblocks', 1029 bytes>
<INCOMING MESSAGE: 'block', 978262 bytes>
<INCOMING MESSAGE: 'block', 974661 bytes>
<INCOMING MESSAGE: 'block', 968422 bytes>
<INCOMING MESSAGE: 'block', 967259 bytes>
<INCOMING MESSAGE: 'block', 972178 bytes>
<INCOMING MESSAGE: 'block', 985159 bytes>
<INCOMING MESSAGE: 'block', 975364 bytes>
<INCOMING MESSAGE: 'block', 971491 bytes>
Violated BTC Protocol: Invalid payload length!



....

In the debug.log after all of the request spam:

Ate 49,999 of these:

received getdata for: block 00000000000000000068ec5a6f37f9ee335268b6cb17a9924cb66394e0a794df
received getdata for: block 0000000000000000002b49e334c80b3f7e5178f0e4c688a9d8af30df9170cbcd
received getdata for: block 00000000000000000009d981017d2e655cfd56de7a34710a60c4a615182afb6a
received getdata for: block 00000000000000000050e44636a4ffaa7fd33b5e5cdd8f41be827144a68cc0fc
received getdata for: block 0000000000000000000ee78ee5fe42ad5aabce735a3a054138aab30d13626cf8
received getdata for: block 000000000000000000315d466fdf3b998863d292b47cb969e05fa253ba9e373a
received getdata for: block 0000000000000000007e5b8369be03692eb66bd6e00a34d2fea0ae3831eb95ab
received getdata for: block 0000000000000000000d2cc3b4fcdd6080cdaf9e9879d268ae52c87ebb2a8f9c
received getdata for: block 00000000000000000042ee59277c06de6ce68c2c6e0157db5fe8b3ccecd5cdf3


Wedged.

mod6@localhost ~ $ free
              total        used        free      shared  buff/cache   available
Mem:      131935684     4588396    11757716         744   115589572   125896464
Swap:             0           0           0


Not responding to RPC commands.

-----------------------------------------------------------------------
Debugging section:

--------------------------------------------------------------------------