كود PHP:
Looking at the host node logs, your VPS is going down because SLM is constantly killing your processes:
OOM killed process httpd (pid=25517, ve=2216) (mm=4ce3fc00) exited, free=99239 gen=19951.
OOM killed process httpd (pid=31293, ve=2216) (mm=4f391100) exited, free=100519 gen=19952.
OOM killed process httpd (pid=488, ve=2216) (mm=443cb940) exited, free=101407 gen=19953.
OOM killed process httpd (pid=448, ve=2216) (mm=38a808c0) exited, free=101407 gen=19954.
OOM killed process httpd (pid=481, ve=2216) (mm=13cc7c40) exited, free=102399 gen=19955.
OOM killed process httpd (pid=16736, ve=2216) (mm=a863d980) exited, free=102487 gen=19956.
OOM killed process httpd (pid=16406, ve=2216) (mm=342cab80) exited, free=102543 gen=19957.
OOM killed process httpd (pid=31358, ve=2216) (mm=c709cb80) exited, free=103855 gen=19958.
OOM killed process httpd (pid=447, ve=2216) (mm=bcf08c00) exited, free=103935 gen=19959.
OOM killed process httpd (pid=25504, ve=2216) (mm=be5cdc80) exited, free=104135 gen=19960.
kill_signal(2216.2): selecting to kill, queued 0, seq 1020, exc 3459 0 goal 3459 0...
kill_signal(2216.2): task 23286d40, thg 996d3440, sig 1
kill_signal(2216.2): selected 1, signalled 1, queued 1, seq 1020, exc 3459 0 red 4800 532
kill_signal(2216.2): task 23286d40, thg 996d3440, sig 2
kill_signal(2216.2): selecting to kill, queued 0, seq 1021, exc 1138 0 goal 2049 0...
kill_signal(2216.2): task bbcb7900, thg c2462e40, sig 1
kill_signal(2216.2): selected 1, signalled 1, queued 1, seq 1021, exc 2049 0 red 4766 532
OOM killed process httpd (pid=4231, ve=2216) (mm=a606a8c0) exited, free=14119 gen=19961.
OOM killed process httpd (pid=4264, ve=2216) (mm=c25ea0c0) exited, free=14903 gen=19962.
OOM killed process httpd (pid=4362, ve=2216) (mm=c2462e40) exited, free=21911 gen=19963.
OOM killed process httpd (pid=4269, ve=2216) (mm=4c2b7a40) exited, free=24583 gen=19964.
OOM killed process httpd (pid=27362, ve=2216) (mm=770d3940) exited, free=24583 gen=19965.
OOM killed process httpd (pid=4213, ve=2216) (mm=bdc7f940) exited, free=24839 gen=19966.
OOM killed process httpd (pid=4194, ve=2216) (mm=770d2600) exited, free=27463 gen=19967.
OOM killed process httpd (pid=4237, ve=2216) (mm=c00c6ec0) exited, free=27559 gen=19968.
OOM killed process httpd (pid=4214, ve=2216) (mm=474a40c0) exited, free=28119 gen=19969.
OOM killed process httpd (pid=4236, ve=2216) (mm=c9cdd980) exited, free=32455 gen=19970.
OOM killed process httpd (pid=4143, ve=2216) (mm=cfb44f00) exited, free=33159 gen=19971.
OOM killed process httpd (pid=4216, ve=2216) (mm=cc0b20c0) exited, free=34951 gen=19972.
OOM killed process httpd (pid=4147, ve=2216) (mm=89142c00) exited, free=37799 gen=19973.
OOM killed process httpd (pid=4233, ve=2216) (mm=7bb10140) exited, free=39799 gen=19974.
OOM killed process httpd (pid=4157, ve=2216) (mm=89143700) exited, free=40007 gen=19975.
OOM killed process httpd (pid=4215, ve=2216) (mm=4a178080) exited, free=41256 gen=19976.
OOM killed process httpd (pid=4145, ve=2216) (mm=2388c340) exited, free=41703 gen=19977.
OOM killed process httpd (pid=4172, ve=2216) (mm=a863c0c0) exited, free=42023 gen=19978.
OOM killed process httpd (pid=4258, ve=2216) (mm=a863d6c0) exited, free=42471 gen=19979.
Also, I have noticed that you have over 350 HTTP connections to your server. That's alot of connections and its no wonder your runnning out of memory. Please consider upgrading your package or possibly moving to a dedicated server. Thanks.
Regards,