@george1421 Alright. Ran the test again and got the logs.
Apache Log (sample)
[Thu Aug 23 14:52:54.299174 2018] [proxy_fcgi:error] [pid 12423] [client 172.25.49.13:37260] AH01067: Failed to read FastCGI header
[Thu Aug 23 14:52:54.299174 2018] [proxy_fcgi:error] [pid 12367] [client 172.25.49.13:36928] AH01067: Failed to read FastCGI header
[Thu Aug 23 14:52:54.299296 2018] [proxy_fcgi:error] [pid 12423] (104)Connection reset by peer: [client 172.25.49.13:37260] AH01075: Error dispatching request to :
[Thu Aug 23 14:52:54.299333 2018] [proxy_fcgi:error] [pid 12367] (104)Connection reset by peer: [client 172.25.49.13:36928] AH01075: Error dispatching request to :
[Thu Aug 23 14:52:56.343241 2018] [proxy_fcgi:error] [pid 12314] [client 172.25.49.13:37312] AH01067: Failed to read FastCGI header
[Thu Aug 23 14:52:56.343242 2018] [proxy_fcgi:error] [pid 12324] [client 172.25.49.13:37154] AH01067: Failed to read FastCGI header
[Thu Aug 23 14:52:56.343334 2018] [proxy_fcgi:error] [pid 12314] (104)Connection reset by peer: [client 172.25.49.13:37312] AH01075: Error dispatching request to :
[Thu Aug 23 14:52:56.343372 2018] [proxy_fcgi:error] [pid 12324] (104)Connection reset by peer: [client 172.25.49.13:37154] AH01075: Error dispatching request to :
[Thu Aug 23 14:52:58.391273 2018] [proxy_fcgi:error] [pid 13269] [client 172.25.49.13:37284] AH01067: Failed to read FastCGI header
[Thu Aug 23 14:52:58.391305 2018] [proxy_fcgi:error] [pid 13263] [client 172.25.49.13:37244] AH01067: Failed to read FastCGI header
[Thu Aug 23 14:52:58.391279 2018] [proxy_fcgi:error] [pid 13261] [client 172.25.49.13:37238] AH01067: Failed to read FastCGI header
[Thu Aug 23 14:52:58.391286 2018] [proxy_fcgi:error] [pid 13266] [client 172.25.49.13:37274] AH01067: Failed to read FastCGI header
[Thu Aug 23 14:52:58.391432 2018] [proxy_fcgi:error] [pid 13269] (104)Connection reset by peer: [client 172.25.49.13:37284] AH01075: Error dispatching request to :
[Thu Aug 23 14:52:58.391447 2018] [proxy_fcgi:error] [pid 13263] (104)Connection reset by peer: [client 172.25.49.13:37244] AH01075: Error dispatching request to :
[Thu Aug 23 14:52:58.391502 2018] [proxy_fcgi:error] [pid 13266] (104)Connection reset by peer: [client 172.25.49.13:37274] AH01075: Error dispatching request to :
[Thu Aug 23 14:52:58.391486 2018] [proxy_fcgi:error] [pid 13261] (104)Connection reset by peer: [client 172.25.49.13:37238] AH01075: Error dispatching request to :
[Thu Aug 23 14:53:02.487262 2018] [proxy_fcgi:error] [pid 12363] [client 172.25.49.116:40982] AH01067: Failed to read FastCGI header
[Thu Aug 23 14:53:02.487262 2018] [proxy_fcgi:error] [pid 12364] [client 172.25.49.108:52168] AH01067: Failed to read FastCGI header
[Thu Aug 23 14:53:02.487356 2018] [proxy_fcgi:error] [pid 12363] (104)Connection reset by peer: [client 172.25.49.116:40982] AH01075: Error dispatching request to :
[Thu Aug 23 14:53:02.487391 2018] [proxy_fcgi:error] [pid 12364] (104)Connection reset by peer: [client 172.25.49.108:52168] AH01075: Error dispatching request to :
[Thu Aug 23 14:53:04.535082 2018] [proxy_fcgi:error] [pid 13249] [client 172.25.49.13:37160] AH01067: Failed to read FastCGI header
[Thu Aug 23 14:53:04.535082 2018] [proxy_fcgi:error] [pid 13250] [client 172.25.49.13:37162] AH01067: Failed to read FastCGI header
[Thu Aug 23 14:53:04.535187 2018] [proxy_fcgi:error] [pid 13249] (104)Connection reset by peer: [client 172.25.49.13:37160] AH01075: Error dispatching request to :
[Thu Aug 23 14:53:04.535208 2018] [proxy_fcgi:error] [pid 13250] (104)Connection reset by peer: [client 172.25.49.13:37162] AH01075: Error dispatching request to :
[Thu Aug 23 14:53:06.583087 2018] [proxy_fcgi:error] [pid 12425] [client 172.25.49.13:37266] AH01067: Failed to read FastCGI header
[Thu Aug 23 14:53:06.583115 2018] [proxy_fcgi:error] [pid 12430] [client 172.25.49.13:37302] AH01067: Failed to read FastCGI header
[Thu Aug 23 14:53:06.583115 2018] [proxy_fcgi:error] [pid 12427] [client 172.25.49.13:37268] AH01067: Failed to read FastCGI header
[Thu Aug 23 14:53:06.583111 2018] [proxy_fcgi:error] [pid 12429] [client 172.25.49.13:37304] AH01067: Failed to read FastCGI header
[Thu Aug 23 14:53:06.583162 2018] [proxy_fcgi:error] [pid 12425] (104)Connection reset by peer: [client 172.25.49.13:37266] AH01075: Error dispatching request to :
[Thu Aug 23 14:53:06.583202 2018] [proxy_fcgi:error] [pid 12427] (104)Connection reset by peer: [client 172.25.49.13:37268] AH01075: Error dispatching request to :
[Thu Aug 23 14:53:06.583190 2018] [proxy_fcgi:error] [pid 12430] (104)Connection reset by peer: [client 172.25.49.13:37302] AH01075: Error dispatching request to :
[Thu Aug 23 14:53:06.583230 2018] [proxy_fcgi:error] [pid 12429] (104)Connection reset by peer: [client 172.25.49.13:37304] AH01075: Error dispatching request to :
[Thu Aug 23 14:53:10.679240 2018] [proxy:error] [pid 12279] (110)Connection timed out: AH00957: FCGI: attempt to connect to 127.0.0.1:9000 (*) failed
[Thu Aug 23 14:53:10.679240 2018] [proxy:error] [pid 12301] (110)Connection timed out: AH00957: FCGI: attempt to connect to 127.0.0.1:9000 (*) failed
[Thu Aug 23 14:53:10.679240 2018] [proxy:error] [pid 12365] (110)Connection timed out: AH00957: FCGI: attempt to connect to 127.0.0.1:9000 (*) failed
[Thu Aug 23 14:53:10.679270 2018] [proxy:error] [pid 13228] (110)Connection timed out: AH00957: FCGI: attempt to connect to 127.0.0.1:9000 (*) failed
[Thu Aug 23 14:53:10.679404 2018] [proxy_fcgi:error] [pid 12279] [client 172.25.49.13:37034] AH01079: failed to make connection to backend: 127.0.0.1
[Thu Aug 23 14:53:10.679423 2018] [proxy_fcgi:error] [pid 12301] [client 172.25.49.13:37050] AH01079: failed to make connection to backend: 127.0.0.1
[Thu Aug 23 14:53:10.679469 2018] [proxy_fcgi:error] [pid 12365] [client 172.25.49.155:54020] AH01079: failed to make connection to backend: 127.0.0.1
[Thu Aug 23 14:53:10.679490 2018] [proxy_fcgi:error] [pid 13228] [client 172.25.49.13:36996] AH01079: failed to make connection to backend: 127.0.0.1
[Thu Aug 23 14:53:10.679852 2018] [proxy:error] [pid 12277] (110)Connection timed out: AH00957: FCGI: attempt to connect to 127.0.0.1:9000 (*) failed
[Thu Aug 23 14:53:10.679852 2018] [proxy:error] [pid 12272] (110)Connection timed out: AH00957: FCGI: attempt to connect to 127.0.0.1:9000 (*) failed
[Thu Aug 23 14:53:10.679931 2018] [proxy_fcgi:error] [pid 12277] [client 172.25.49.13:37012] AH01079: failed to make connection to backend: 127.0.0.1
[Thu Aug 23 14:53:10.679912 2018] [proxy:error] [pid 12304] (110)Connection timed out: AH00957: FCGI: attempt to connect to 127.0.0.1:9000 (*) failed
[Thu Aug 23 14:53:10.679912 2018] [proxy:error] [pid 12278] (110)Connection timed out: AH00957: FCGI: attempt to connect to 127.0.0.1:9000 (*) failed
[Thu Aug 23 14:53:10.679948 2018] [proxy_fcgi:error] [pid 12272] [client 172.25.49.13:37014] AH01079: failed to make connection to backend: 127.0.0.1
[Thu Aug 23 14:53:10.680005 2018] [proxy_fcgi:error] [pid 12278] [client 172.25.49.13:37018] AH01079: failed to make connection to backend: 127.0.0.1
[Thu Aug 23 14:53:10.679992 2018] [proxy_fcgi:error] [pid 12304] [client 172.25.49.13:37056] AH01079: failed to make connection to backend: 127.0.0.1
[Thu Aug 23 14:53:10.680241 2018] [proxy:error] [pid 12271] (110)Connection timed out: AH00957: FCGI: attempt to connect to 127.0.0.1:9000 (*) failed
[Thu Aug 23 14:53:10.680240 2018] [proxy:error] [pid 12303] (110)Connection timed out: AH00957: FCGI: attempt to connect to 127.0.0.1:9000 (*) failed
[Thu Aug 23 14:53:10.680304 2018] [proxy_fcgi:error] [pid 12271] [client 172.25.49.13:37002] AH01079: failed to make connection to backend: 127.0.0.1
[Thu Aug 23 14:53:10.680316 2018] [proxy_fcgi:error] [pid 12303] [client 172.25.49.13:37054] AH01079: failed to make connection to backend: 127.0.0.1
[Thu Aug 23 14:53:10.680510 2018] [proxy:error] [pid 12302] (110)Connection timed out: AH00957: FCGI: attempt to connect to 127.0.0.1:9000 (*) failed
[Thu Aug 23 14:53:10.680573 2018] [proxy_fcgi:error] [pid 12302] [client 172.25.49.13:37036] AH01079: failed to make connection to backend: 127.0.0.1
[Thu Aug 23 14:53:10.680804 2018] [proxy:error] [pid 12275] (110)Connection timed out: AH00957: FCGI: attempt to connect to 127.0.0.1:9000 (*) failed
[Thu Aug 23 14:53:10.680881 2018] [proxy_fcgi:error] [pid 12275] [client 172.25.49.13:37004] AH01079: failed to make connection to backend: 127.0.0.1
[Thu Aug 23 14:53:10.681115 2018] [proxy:error] [pid 12273] (110)Connection timed out: AH00957: FCGI: attempt to connect to 127.0.0.1:9000 (*) failed
[Thu Aug 23 14:53:10.681182 2018] [proxy_fcgi:error] [pid 12273] [client 172.25.49.13:36994] AH01079: failed to make connection to backend: 127.0.0.1
[Thu Aug 23 14:53:12.727045 2018] [proxy:error] [pid 12315] (110)Connection timed out: AH00957: FCGI: attempt to connect to 127.0.0.1:9000 (*) failed
[Thu Aug 23 14:53:12.727052 2018] [proxy:error] [pid 12310] (110)Connection timed out: AH00957: FCGI: attempt to connect to 127.0.0.1:9000 (*) failed
[Thu Aug 23 14:53:12.727052 2018] [proxy:error] [pid 12313] (110)Connection timed out: AH00957: FCGI: attempt to connect to 127.0.0.1:9000 (*) failed
[Thu Aug 23 14:53:12.727168 2018] [proxy_fcgi:error] [pid 12315] [client 172.25.49.13:37110] AH01079: failed to make connection to backend: 127.0.0.1
[Thu Aug 23 14:53:12.727193 2018] [proxy_fcgi:error] [pid 12310] [client 172.25.49.13:37094] AH01079: failed to make connection to backend: 127.0.0.1
[Thu Aug 23 14:53:12.727202 2018] [proxy_fcgi:error] [pid 12313] [client 172.25.49.13:37106] AH01079: failed to make connection to backend: 127.0.0.1
[Thu Aug 23 14:53:12.727191 2018] [proxy:error] [pid 12323] (110)Connection timed out: AH00957: FCGI: attempt to connect to 127.0.0.1:9000 (*) failed
[Thu Aug 23 14:53:12.727316 2018] [proxy_fcgi:error] [pid 12323] [client 172.25.49.13:37148] AH01079: failed to make connection to backend: 127.0.0.1
[Thu Aug 23 14:53:12.727431 2018] [proxy:error] [pid 12418] (110)Connection timed out: AH00957: FCGI: attempt to connect to 127.0.0.1:9000 (*) failed
[Thu Aug 23 14:53:12.727475 2018] [proxy_fcgi:error] [pid 12418] [client 172.25.49.13:37214] AH01079: failed to make connection to backend: 127.0.0.1
[Thu Aug 23 14:53:12.727455 2018] [proxy:error] [pid 11819] (110)Connection timed out: AH00957: FCGI: attempt to connect to 127.0.0.1:9000 (*) failed
[Thu Aug 23 14:53:12.727510 2018] [proxy_fcgi:error] [pid 11819] [client 172.25.49.13:37146] AH01079: failed to make connection to backend: 127.0.0.1
[Thu Aug 23 14:53:12.727726 2018] [proxy:error] [pid 12309] (110)Connection timed out: AH00957: FCGI: attempt to connect to 127.0.0.1:9000 (*) failed
[Thu Aug 23 14:53:12.727785 2018] [proxy_fcgi:error] [pid 12309] [client 172.25.49.13:37098] AH01079: failed to make connection to backend: 127.0.0.1
[Thu Aug 23 14:53:12.728015 2018] [proxy:error] [pid 12311] (110)Connection timed out: AH00957: FCGI: attempt to connect to 127.0.0.1:9000 (*) failed
[Thu Aug 23 14:53:12.728064 2018] [proxy_fcgi:error] [pid 12311] [client 172.25.49.13:37092] AH01079: failed to make connection to backend: 127.0.0.1
[Thu Aug 23 14:53:12.728060 2018] [proxy:error] [pid 12317] (110)Connection timed out: AH00957: FCGI: attempt to connect to 127.0.0.1:9000 (*) failed
[Thu Aug 23 14:53:12.728108 2018] [proxy_fcgi:error] [pid 12317] [client 172.25.49.13:37120] AH01079: failed to make connection to backend: 127.0.0.1
[Thu Aug 23 14:53:12.728268 2018] [proxy:error] [pid 12307] (110)Connection timed out: AH00957: FCGI: attempt to connect to 127.0.0.1:9000 (*) failed
[Thu Aug 23 14:53:12.728317 2018] [proxy_fcgi:error] [pid 12307] [client 172.25.49.13:37084] AH01079: failed to make connection to backend: 127.0.0.1
[Thu Aug 23 14:53:12.728317 2018] [proxy:error] [pid 12316] (110)Connection timed out: AH00957: FCGI: attempt to connect to 127.0.0.1:9000 (*) failed
[Thu Aug 23 14:53:12.728369 2018] [proxy_fcgi:error] [pid 12316] [client 172.25.49.13:37112] AH01079: failed to make connection to backend: 127.0.0.1
[Thu Aug 23 14:53:12.728546 2018] [proxy:error] [pid 12305] (110)Connection timed out: AH00957: FCGI: attempt to connect to 127.0.0.1:9000 (*) failed
[Thu Aug 23 14:53:12.728596 2018] [proxy_fcgi:error] [pid 12305] [client 172.25.49.13:37076] AH01079: failed to make connection to backend: 127.0.0.1
[Thu Aug 23 14:53:12.728584 2018] [proxy:error] [pid 12308] (110)Connection timed out: AH00957: FCGI: attempt to connect to 127.0.0.1:9000 (*) failed
[Thu Aug 23 14:53:12.728634 2018] [proxy_fcgi:error] [pid 12308] [client 172.25.49.13:37078] AH01079: failed to make connection to backend: 127.0.0.1
[Thu Aug 23 14:53:12.728826 2018] [proxy:error] [pid 12412] (110)Connection timed out: AH00957: FCGI: attempt to connect to 127.0.0.1:9000 (*) failed
[Thu Aug 23 14:53:12.728856 2018] [proxy:error] [pid 12306] (110)Connection timed out: AH00957: FCGI: attempt to connect to 127.0.0.1:9000 (*) failed
[Thu Aug 23 14:53:12.728879 2018] [proxy_fcgi:error] [pid 12412] [client 172.25.49.13:37200] AH01079: failed to make connection to backend: 127.0.0.1
[Thu Aug 23 14:53:12.728927 2018] [proxy_fcgi:error] [pid 12306] [client 172.25.49.13:37068] AH01079: failed to make connection to backend: 127.0.0.1
[Thu Aug 23 14:53:12.729140 2018] [proxy:error] [pid 12410] (110)Connection timed out: AH00957: FCGI: attempt to connect to 127.0.0.1:9000 (*) failed
[Thu Aug 23 14:53:12.729163 2018] [proxy:error] [pid 12417] (110)Connection timed out: AH00957: FCGI: attempt to connect to 127.0.0.1:9000 (*) failed
[Thu Aug 23 14:53:12.729192 2018] [proxy_fcgi:error] [pid 12410] [client 172.25.49.13:37196] AH01079: failed to make connection to backend: 127.0.0.1
[Thu Aug 23 14:53:12.729214 2018] [proxy_fcgi:error] [pid 12417] [client 172.25.49.13:37212] AH01079: failed to make connection to backend: 127.0.0.1
[Thu Aug 23 14:53:12.729445 2018] [proxy:error] [pid 12413] (110)Connection timed out: AH00957: FCGI: attempt to connect to 127.0.0.1:9000 (*) failed
[Thu Aug 23 14:53:12.729495 2018] [proxy_fcgi:error] [pid 12413] [client 172.25.49.13:37172] AH01079: failed to make connection to backend: 127.0.0.1
[Thu Aug 23 14:53:12.729717 2018] [proxy:error] [pid 12414] (110)Connection timed out: AH00957: FCGI: attempt to connect to 127.0.0.1:9000 (*) failed
[Thu Aug 23 14:53:12.729768 2018] [proxy_fcgi:error] [pid 12414] [client 172.25.49.13:37170] AH01079: failed to make connection to backend: 127.0.0.1
[Thu Aug 23 14:53:12.729985 2018] [proxy:error] [pid 12408] (110)Connection timed out: AH00957: FCGI: attempt to connect to 127.0.0.1:9000 (*) failed
[Thu Aug 23 14:53:12.730035 2018] [proxy_fcgi:error] [pid 12408] [client 172.25.49.13:37166] AH01079: failed to make connection to backend: 127.0.0.1
[Thu Aug 23 14:53:12.732232 2018] [proxy:error] [pid 12320] (110)Connection timed out: AH00957: FCGI: attempt to connect to 127.0.0.1:9000 (*) failed
[Thu Aug 23 14:53:12.732257 2018] [proxy_fcgi:error] [pid 12320] [client 172.25.49.13:37142] AH01079: failed to make connection to backend: 127.0.0.1
[Thu Aug 23 14:53:14.775041 2018] [proxy:error] [pid 13267] (110)Connection timed out: AH00957: FCGI: attempt to connect to 127.0.0.1:9000 (*) failed
[Thu Aug 23 14:53:14.775162 2018] [proxy_fcgi:error] [pid 13267] [client 172.25.49.13:37278] AH01079: failed to make connection to backend: 127.0.0.1
[Thu Aug 23 14:53:18.871129 2018] [proxy_fcgi:error] [pid 12359] [client 172.25.49.182:38394] AH01067: Failed to read FastCGI header
[Thu Aug 23 14:53:18.871206 2018] [proxy_fcgi:error] [pid 12359] (104)Connection reset by peer: [client 172.25.49.182:38394] AH01075: Error dispatching request to :
[Thu Aug 23 14:53:18.871368 2018] [proxy_fcgi:error] [pid 12362] [client 172.25.49.111:48116] AH01067: Failed to read FastCGI header
[Thu Aug 23 14:53:18.871408 2018] [proxy_fcgi:error] [pid 12362] (104)Connection reset by peer: [client 172.25.49.111:48116] AH01075: Error dispatching request to :
[Thu Aug 23 14:53:20.919068 2018] [proxy_fcgi:error] [pid 12419] [client 172.25.49.13:37216] AH01067: Failed to read FastCGI header
[Thu Aug 23 14:53:20.919070 2018] [proxy_fcgi:error] [pid 12420] [client 172.25.49.13:37230] AH01067: Failed to read FastCGI header
[Thu Aug 23 14:53:20.919067 2018] [proxy_fcgi:error] [pid 12415] [client 172.25.49.13:37210] AH01067: Failed to read FastCGI header
[Thu Aug 23 14:53:20.919067 2018] [proxy_fcgi:error] [pid 12421] [client 172.25.49.13:37228] AH01067: Failed to read FastCGI header
[Thu Aug 23 14:53:20.919151 2018] [proxy_fcgi:error] [pid 12419] (104)Connection reset by peer: [client 172.25.49.13:37216] AH01075: Error dispatching request to :
[Thu Aug 23 14:53:20.919161 2018] [proxy_fcgi:error] [pid 12420] (104)Connection reset by peer: [client 172.25.49.13:37230] AH01075: Error dispatching request to :
[Thu Aug 23 14:53:20.919193 2018] [proxy_fcgi:error] [pid 12415] (104)Connection reset by peer: [client 172.25.49.13:37210] AH01075: Error dispatching request to :
[Thu Aug 23 14:53:20.919205 2018] [proxy_fcgi:error] [pid 12421] (104)Connection reset by peer: [client 172.25.49.13:37228] AH01075: Error dispatching request to :
[Thu Aug 23 14:53:22.967076 2018] [proxy_fcgi:error] [pid 12434] [client 172.25.49.13:37316] AH01067: Failed to read FastCGI header
[Thu Aug 23 14:53:22.967076 2018] [proxy_fcgi:error] [pid 12435] [client 172.25.49.13:37318] AH01067: Failed to read FastCGI header
[Thu Aug 23 14:53:22.967146 2018] [proxy_fcgi:error] [pid 12434] (104)Connection reset by peer: [client 172.25.49.13:37316] AH01075: Error dispatching request to :
[Thu Aug 23 14:53:22.967157 2018] [proxy_fcgi:error] [pid 12435] (104)Connection reset by peer: [client 172.25.49.13:37318] AH01075: Error dispatching request to :
[Thu Aug 23 14:53:25.015166 2018] [proxy_fcgi:error] [pid 12436] [client 172.25.57.80:51375] AH01067: Failed to read FastCGI header, referer: http://172.25.49.13/fog/management/index.php?node=task&sub=active
[Thu Aug 23 14:53:25.015312 2018] [proxy_fcgi:error] [pid 12436] (104)Connection reset by peer: [client 172.25.57.80:51375] AH01075: Error dispatching request to : , referer: http://172.25.49.13/fog/management/index.php?node=task&sub=active
[Thu Aug 23 14:53:51.639042 2018] [proxy_fcgi:error] [pid 12276] [client 172.25.49.13:37010] AH01067: Failed to read FastCGI header
[Thu Aug 23 14:53:51.639052 2018] [proxy_fcgi:error] [pid 12274] [client 172.25.49.13:37008] AH01067: Failed to read FastCGI header
[Thu Aug 23 14:53:51.639117 2018] [proxy_fcgi:error] [pid 12276] (104)Connection reset by peer: [client 172.25.49.13:37010] AH01075: Error dispatching request to :
[Thu Aug 23 14:53:51.639142 2018] [proxy_fcgi:error] [pid 12274] (104)Connection reset by peer: [client 172.25.49.13:37008] AH01075: Error dispatching request to :
[Thu Aug 23 14:53:53.687052 2018] [proxy_fcgi:error] [pid 12411] [client 172.25.49.13:37206] AH01067: Failed to read FastCGI header
[Thu Aug 23 14:53:53.687094 2018] [proxy_fcgi:error] [pid 12416] [client 172.25.49.13:37186] AH01067: Failed to read FastCGI header
[Thu Aug 23 14:53:53.687149 2018] [proxy_fcgi:error] [pid 12411] (104)Connection reset by peer: [client 172.25.49.13:37206] AH01075: Error dispatching request to :
[Thu Aug 23 14:53:53.687168 2018] [proxy_fcgi:error] [pid 12416] (104)Connection reset by peer: [client 172.25.49.13:37186] AH01075: Error dispatching request to :
[Thu Aug 23 14:53:55.735175 2018] [proxy_fcgi:error] [pid 12431] [client 172.25.49.13:37310] AH01067: Failed to read FastCGI header
[Thu Aug 23 14:53:55.735256 2018] [proxy_fcgi:error] [pid 12431] (104)Connection reset by peer: [client 172.25.49.13:37310] AH01075: Error dispatching request to :
[Thu Aug 23 14:53:55.735258 2018] [proxy_fcgi:error] [pid 13265] [client 172.25.49.13:37272] AH01067: Failed to read FastCGI header
[Thu Aug 23 14:53:55.735499 2018] [proxy_fcgi:error] [pid 13265] (104)Connection reset by peer: [client 172.25.49.13:37272] AH01075: Error dispatching request to :
[Thu Aug 23 14:54:10.071304 2018] [proxy_fcgi:error] [pid 12438] [client 172.25.49.103:4802] AH01067: Failed to read FastCGI header
[Thu Aug 23 14:54:10.071391 2018] [proxy_fcgi:error] [pid 12438] (104)Connection reset by peer: [client 172.25.49.103:4802] AH01075: Error dispatching request to :
[Thu Aug 23 14:54:14.167115 2018] [proxy_fcgi:error] [pid 12439] [client 172.25.49.184:1025] AH01067: Failed to read FastCGI header
[Thu Aug 23 14:54:14.167187 2018] [proxy_fcgi:error] [pid 12439] (104)Connection reset by peer: [client 172.25.49.184:1025] AH01075: Error dispatching request to :
[Thu Aug 23 14:54:14.167431 2018] [proxy_fcgi:error] [pid 12437] [client 172.25.49.200:57962] AH01067: Failed to read FastCGI header
[Thu Aug 23 14:54:14.167476 2018] [proxy_fcgi:error] [pid 12437] (104)Connection reset by peer: [client 172.25.49.200:57962] AH01075: Error dispatching request to :
[Thu Aug 23 14:54:14.167472 2018] [proxy_fcgi:error] [pid 12328] [client 172.25.49.171:5606] AH01067: Failed to read FastCGI header
[Thu Aug 23 14:54:14.167537 2018] [proxy_fcgi:error] [pid 12328] (104)Connection reset by peer: [client 172.25.49.171:5606] AH01075: Error dispatching request to :
[Thu Aug 23 14:54:24.407081 2018] [proxy_fcgi:error] [pid 12329] [client 172.25.49.149:27292] AH01067: Failed to read FastCGI header
[Thu Aug 23 14:54:24.407174 2018] [proxy_fcgi:error] [pid 12329] (104)Connection reset by peer: [client 172.25.49.149:27292] AH01075: Error dispatching request to :
[Thu Aug 23 14:54:34.647026 2018] [proxy_fcgi:error] [pid 12374] [client 172.25.57.80:51444] AH01067: Failed to read FastCGI header, referer: http://172.25.49.13/fog/management/index.php?node=task&sub=active
[Thu Aug 23 14:54:34.647069 2018] [proxy_fcgi:error] [pid 12381] [client 172.25.49.168:12119] AH01067: Failed to read FastCGI header
[Thu Aug 23 14:54:34.647107 2018] [proxy_fcgi:error] [pid 12374] (104)Connection reset by peer: [client 172.25.57.80:51444] AH01075: Error dispatching request to : , referer: http://172.25.49.13/fog/management/index.php?node=task&sub=active
PHP-fpm Error Log (Sample)
[23-Aug-2018 10:33:37] NOTICE: systemd monitor interval set to 10000ms
[23-Aug-2018 12:23:53] NOTICE: [pool www] child 740 exited with code 0 after 6616.766926 seconds from start
[23-Aug-2018 12:23:53] NOTICE: [pool www] child 16544 started
[23-Aug-2018 12:23:54] NOTICE: [pool www] child 742 exited with code 0 after 6617.066685 seconds from start
[23-Aug-2018 12:23:54] NOTICE: [pool www] child 16595 started
[23-Aug-2018 12:24:26] NOTICE: [pool www] child 838 exited with code 0 after 6641.945870 seconds from start
[23-Aug-2018 12:24:26] NOTICE: [pool www] child 16758 started
[23-Aug-2018 12:25:56] NOTICE: [pool www] child 741 exited with code 0 after 6739.049484 seconds from start
[23-Aug-2018 12:25:56] NOTICE: [pool www] child 16890 started
[23-Aug-2018 12:26:56] NOTICE: [pool www] child 739 exited with code 0 after 6799.084111 seconds from start
[23-Aug-2018 12:26:56] NOTICE: [pool www] child 16965 started
[23-Aug-2018 12:27:06] NOTICE: [pool www] child 743 exited with code 0 after 6809.011899 seconds from start
[23-Aug-2018 12:27:06] NOTICE: [pool www] child 16972 started
[23-Aug-2018 12:30:26] NOTICE: [pool www] child 2261 exited with code 0 after 6995.000073 seconds from start
[23-Aug-2018 12:30:26] NOTICE: [pool www] child 17204 started
[23-Aug-2018 12:31:36] NOTICE: [pool www] child 2260 exited with code 0 after 7065.031347 seconds from start
[23-Aug-2018 12:31:36] NOTICE: [pool www] child 17285 started
[23-Aug-2018 12:32:16] NOTICE: [pool www] child 2088 exited with code 0 after 7105.962251 seconds from start
[23-Aug-2018 12:32:16] NOTICE: [pool www] child 17333 started
[23-Aug-2018 14:23:47] WARNING: [pool www] seems busy (you may need to increase pm.start_servers, or pm.min/max_spare_servers), spawning 8 children, there are 0 idle, and 16 total children
[23-Aug-2018 14:23:48] WARNING: [pool www] seems busy (you may need to increase pm.start_servers, or pm.min/max_spare_servers), spawning 16 children, there are 0 idle, and 21 total children
[23-Aug-2018 14:23:49] WARNING: [pool www] seems busy (you may need to increase pm.start_servers, or pm.min/max_spare_servers), spawning 32 children, there are 0 idle, and 26 total children
[23-Aug-2018 14:23:50] WARNING: [pool www] seems busy (you may need to increase pm.start_servers, or pm.min/max_spare_servers), spawning 32 children, there are 0 idle, and 31 total children
[23-Aug-2018 14:23:51] WARNING: [pool www] seems busy (you may need to increase pm.start_servers, or pm.min/max_spare_servers), spawning 32 children, there are 0 idle, and 36 total children
[23-Aug-2018 14:26:37] WARNING: [pool www] seems busy (you may need to increase pm.start_servers, or pm.min/max_spare_servers), spawning 8 children, there are 0 idle, and 17 total children
[23-Aug-2018 14:26:38] WARNING: [pool www] seems busy (you may need to increase pm.start_servers, or pm.min/max_spare_servers), spawning 16 children, there are 0 idle, and 22 total children
[23-Aug-2018 14:26:39] WARNING: [pool www] seems busy (you may need to increase pm.start_servers, or pm.min/max_spare_servers), spawning 32 children, there are 0 idle, and 27 total children
[23-Aug-2018 14:26:40] WARNING: [pool www] seems busy (you may need to increase pm.start_servers, or pm.min/max_spare_servers), spawning 32 children, there are 0 idle, and 32 total children
[23-Aug-2018 14:26:41] WARNING: [pool www] seems busy (you may need to increase pm.start_servers, or pm.min/max_spare_servers), spawning 32 children, there are 0 idle, and 37 total children
[23-Aug-2018 14:26:42] WARNING: [pool www] seems busy (you may need to increase pm.start_servers, or pm.min/max_spare_servers), spawning 32 children, there are 0 idle, and 42 total children
[23-Aug-2018 14:45:58] WARNING: [pool www] seems busy (you may need to increase pm.start_servers, or pm.min/max_spare_servers), spawning 8 children, there are 0 idle, and 17 total children
[23-Aug-2018 14:45:59] WARNING: [pool www] seems busy (you may need to increase pm.start_servers, or pm.min/max_spare_servers), spawning 16 children, there are 0 idle, and 22 total children
[23-Aug-2018 14:46:00] WARNING: [pool www] seems busy (you may need to increase pm.start_servers, or pm.min/max_spare_servers), spawning 32 children, there are 0 idle, and 27 total children
[23-Aug-2018 14:46:01] WARNING: [pool www] seems busy (you may need to increase pm.start_servers, or pm.min/max_spare_servers), spawning 32 children, there are 0 idle, and 32 total children
[23-Aug-2018 14:46:02] WARNING: [pool www] seems busy (you may need to increase pm.start_servers, or pm.min/max_spare_servers), spawning 32 children, there are 0 idle, and 37 total children
[23-Aug-2018 14:46:03] WARNING: [pool www] seems busy (you may need to increase pm.start_servers, or pm.min/max_spare_servers), spawning 32 children, there are 0 idle, and 42 total children
[23-Aug-2018 14:46:04] WARNING: [pool www] seems busy (you may need to increase pm.start_servers, or pm.min/max_spare_servers), spawning 32 children, there are 0 idle, and 47 total children
[23-Aug-2018 14:46:05] WARNING: [pool www] server reached pm.max_children setting (50), consider raising it```