Je viens de regarder dans dmesg, voici ce que je trouve, est-ce que ca aide au diagnostique ?
Pendant un temps, je pensais que ca pouvait être dû aux sauvegardes la nuit qui génèrent un surplus d’activité, mais les heures du pic ne correspondent pas.
root@JeedomAtlas:~# dmesg | grep oom | grep -v deprecated
[346849.433066] cron invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=0
[346849.433172] oom_kill_process+0x214/0x218
[346849.433535] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name
[346849.436016] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,global_oom,task_memcg=/system.slice/mariadb.service,task=mariadbd,pid=1265,uid=111
[346849.436713] Out of memory: Killed process 1265 (mariadbd) total-vm:5576796kB, anon-rss:2547168kB, file-rss:0kB, shmem-rss:0kB, UID:111 pgtables:8136kB oom_score_adj:0
[346851.852824] oom_reaper: reaped process 1265 (mariadbd), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB
root@JeedomAtlas:~# dmesg | grep 346849
[346849.433066] cron invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=0
[346849.433103] CPU: 1 PID: 1057567 Comm: cron Tainted: G C 5.15.93-rockchip64 #23.02.2
[346849.433112] Hardware name: Radxa ROCK Pi 4B (DT)
[346849.433117] Call trace:
[346849.433120] dump_backtrace+0x0/0x210
[346849.433139] show_stack+0x18/0x28
[346849.433148] dump_stack_lvl+0x68/0x84
[346849.433157] dump_stack+0x18/0x34
[346849.433162] dump_header+0x44/0x1f0
[346849.433172] oom_kill_process+0x214/0x218
[346849.433183] out_of_memory+0x180/0x550
[346849.433192] __alloc_pages_slowpath.constprop.134+0xaec/0xbb0
[346849.433203] __alloc_pages+0x2c8/0x340
[346849.433210] alloc_pages+0xac/0x158
[346849.433218] new_slab+0x314/0x3b0
[346849.433227] ___slab_alloc+0x4a4/0x730
[346849.433234] __slab_alloc.isra.107+0x5c/0x98
[346849.433240] kmem_cache_alloc+0x2ec/0x2f8
[346849.433246] __alloc_file+0x2c/0xf8
[346849.433256] alloc_empty_file+0x60/0x118
[346849.433263] path_openat+0x50/0x1060
[346849.433271] do_filp_open+0x88/0x100
[346849.433277] do_sys_openat2+0x21c/0x2e8
[346849.433284] do_sys_open+0x58/0xa0
[346849.433291] __arm64_sys_openat+0x24/0x30
[346849.433298] invoke_syscall+0x44/0x108
[346849.433307] el0_svc_common.constprop.3+0x94/0xf8
[346849.433315] do_el0_svc+0x24/0x98
[346849.433322] el0_svc+0x20/0x50
[346849.433329] el0t_64_sync_handler+0x90/0xb8
[346849.433335] el0t_64_sync+0x180/0x184
[346849.433342] Mem-Info:
[346849.433349] active_anon:627371 inactive_anon:201974 isolated_anon:0
[346849.433365] Node 0 active_anon:2509484kB inactive_anon:807896kB active_file:300kB inactive_file:476kB unevictable:16kB isolated(anon):0kB isolated(file):112kB mapped:3108kB dirty:0kB writeback:0kB shmem:307356kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:9504kB pagetables:48408kB all_unreclaimable? no
[346849.433379] Node 0 DMA free:21868kB min:22528kB low:28160kB high:33792kB reserved_highatomic:0KB active_anon:2509484kB inactive_anon:807896kB active_file:0kB inactive_file:740kB unevictable:16kB writepending:0kB present:4061184kB managed:3956240kB mlocked:16kB bounce:0kB free_pcp:4540kB local_pcp:660kB free_cma:456kB
[346849.433399] lowmem_reserve[]: 0 0 0 0
[346849.433413] Node 0 DMA: 426*4kB (UEC) 192*8kB (UEC) 179*16kB (UE) 117*32kB (E) 82*64kB (UME) 23*128kB (UME) 4*256kB (ME) 2*512kB (M) 1*1024kB (M) 0*2048kB 0*4096kB = 21112kB
[346849.433479] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[346849.433486] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=32768kB
[346849.433491] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[346849.433496] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=64kB
[346849.433501] 77175 total pagecache pages
[346849.433504] 26 pages in swap cache
[346849.433507] Swap cache stats: add 993398, delete 993363, find 87085/479031
[346849.433512] Free swap = 0kB
[346849.433515] Total swap = 1978116kB
[346849.433518] 1015296 pages RAM
[346849.433521] 0 pages HighMem/MovableOnly
[346849.433524] 26236 pages reserved
[346849.433528] 32768 pages cma reserved
[346849.433532] Tasks state (memory values in pages):
[346849.433535] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name
[346849.433572] [ 415] 0 415 5400 17 61440 446 -1000 systemd-udevd
[346849.433589] [ 634] 0 634 13216 95 118784 309 -250 systemd-journal
[346849.433600] [ 640] 0 640 1952 33 57344 740 0 haveged
[346849.433611] [ 695] 109 695 1832 120 57344 64 0 avahi-daemon
[346849.433621] [ 697] 0 697 5972 8 86016 284 0 bluetoothd
[346849.433632] [ 701] 0 701 1673 25 49152 39 0 cron
[346849.433643] [ 704] 104 704 2023 59 49152 145 -900 dbus-daemon
[346849.433721] [ 705] 0 705 63828 261 131072 435 0 NetworkManager
[346849.433745] [ 706] 109 706 1721 10 53248 69 0 avahi-daemon
[346849.433755] [ 717] 0 717 7819 0 94208 2198 0 networkd-dispat
[346849.433766] [ 743] 0 743 55219 30 77824 359 0 rsyslogd
[346849.433776] [ 749] 0 749 2559 16 61440 242 0 smartd
[346849.433787] [ 756] 0 756 3629 40 65536 172 0 systemd-logind
[346849.433797] [ 759] 0 759 3456 58 61440 193 0 wpa_supplicant
[346849.433807] [ 764] 0 764 916 17 45056 25 0 atd
[346849.433817] [ 825] 0 825 23071 5 57344 32 0 rngd
[346849.433828] [ 1052] 0 1052 27249 54 106496 2067 0 unattended-upgr
[346849.433838] [ 1054] 105 1054 1157 120 45056 34 0 vnstatd
[346849.433849] [ 1059] 0 1059 211530 820 188416 3966 0 fail2ban-server
[346849.433859] [ 1065] 110 1065 18465 48 57344 136 0 ntpd
[346849.433869] [ 1089] 113 1089 4206 87 73728 886 0 mosquitto
[346849.433880] [ 1094] 0 1094 3405 26 65536 206 -1000 sshd
[346849.433891] [ 1101] 0 1101 1368 0 45056 30 0 agetty
[346849.433901] [ 1126] 112 1126 3145 4 57344 91 0 dnsmasq
[346849.433911] [ 1265] 111 1265 1394199 636792 8331264 282954 0 mariadbd
[346849.433924] [ 1481] 0 1481 55521 302 172032 1317 0 apache2
[346849.433934] [ 2014] 33 2014 23422 111 176128 2502 0 php
[346849.433945] [ 2092] 33 2092 3023 0 61440 147 0 sudo
[346849.433955] [ 2095] 0 2095 142448 493 196608 7580 0 python3
[346849.433966] [ 2190] 33 2190 195030 1801 1261568 7565 0 node
[346849.433975] [ 2278] 33 2278 209777 620 884736 6944 0 nodejs
[346849.433985] [ 2314] 33 2314 3023 0 61440 148 0 sudo
[346849.433996] [ 2315] 0 2315 1249581 2510 1949696 12050 0 node
[346849.434006] [ 2334] 33 2334 11087 581 131072 5082 0 python3
[346849.434016] [ 2400] 33 2400 3023 0 61440 147 0 sudo
[346849.434027] [ 2407] 0 2407 2758 145 53248 111 0 openvpn
[346849.434037] [ 2565] 33 2565 101042 1529 147456 3480 0 python3
[346849.434047] [ 2588] 33 2588 14577 2047 151552 6094 0 python3
[346849.434058] [ 2617] 33 2617 3023 0 61440 146 0 sudo
[346849.434068] [ 2624] 0 2624 225728 1 909312 5717 0 npm start
[346849.434079] [ 2640] 0 2640 514 0 45056 22 0 sh
[346849.434089] [ 2641] 0 2641 2379734 21226 3989504 12234 0 node
[346849.434098] [ 2688] 33 2688 28723 1139 122880 4691 0 python3
[346849.434109] [ 3278] 33 3278 3023 0 61440 146 0 sudo
[346849.434120] [ 3284] 0 3284 206432 1 622592 2761 0 npm start
[346849.434130] [ 3315] 0 3315 514 0 36864 23 0 sh
[346849.434140] [ 3316] 0 3316 1331345 24940 4354048 8643 0 node
[346849.434151] [ 509201] 33 509201 55678 292 200704 1879 0 apache2
[346849.434162] [ 899622] 33 899622 55698 744 200704 1494 0 apache2
[346849.434172] [ 899665] 33 899665 55707 796 200704 1426 0 apache2
[346849.434183] [ 899706] 33 899706 56470 779 208896 1477 0 apache2
[346849.434193] [ 955536] 33 955536 55724 777 200704 1475 0 apache2
[346849.434205] [1044194] 33 1044194 55724 285 200704 1928 0 apache2
[346849.434216] [1044684] 33 1044684 55669 785 196608 1394 0 apache2
[346849.434227] [1044711] 33 1044711 55680 286 200704 1901 0 apache2
[346849.434237] [1044749] 33 1044749 55682 286 200704 1901 0 apache2
[346849.434248] [1044906] 33 1044906 55666 283 200704 1887 0 apache2
[346849.434258] [1044910] 33 1044910 55693 285 200704 1934 0 apache2
[346849.434272] [1055210] 33 1055210 23934 132 176128 2844 0 php
[346849.434283] [1056044] 33 1056044 55645 770 188416 1269 0 apache2
[346849.434294] [1056048] 33 1056048 55645 287 188416 1754 0 apache2
[346849.434304] [1056108] 33 1056108 55645 288 188416 1753 0 apache2
[346849.434314] [1056111] 33 1056111 55645 288 192512 1755 0 apache2
[346849.434325] [1056142] 33 1056142 55641 739 188416 1298 0 apache2
[346849.434335] [1056143] 33 1056143 55645 287 188416 1754 0 apache2
[346849.434346] [1056147] 33 1056147 55643 285 188416 1751 0 apache2
[346849.434357] [1056148] 33 1056148 55645 289 188416 1751 0 apache2
[346849.434368] [1056149] 33 1056149 55645 628 188416 1411 0 apache2
[346849.434379] [1056150] 33 1056150 55641 283 188416 1750 0 apache2
[346849.434389] [1056151] 33 1056151 55645 890 188416 1258 0 apache2
[346849.434399] [1056152] 33 1056152 55641 635 188416 1400 0 apache2
[346849.434410] [1056153] 33 1056153 55645 751 188416 1268 0 apache2
[346849.434420] [1056158] 33 1056158 55645 287 188416 1753 0 apache2
[346849.434431] [1056165] 33 1056165 55645 286 188416 1756 0 apache2
[346849.434441] [1056167] 33 1056167 55646 336 188416 1701 0 apache2
[346849.434452] [1056260] 33 1056260 55645 310 188416 1733 0 apache2
[346849.434462] [1056262] 33 1056262 23934 661 176128 2267 0 php
[346849.434473] [1056298] 33 1056298 55643 298 188416 1737 0 apache2
[346849.434483] [1056299] 33 1056299 55641 767 188416 1273 0 apache2
[346849.434493] [1056301] 33 1056301 55645 744 188416 1296 0 apache2
[346849.434504] [1056309] 33 1056309 55646 521 188416 1521 0 apache2
[346849.434514] [1056310] 33 1056310 55645 777 188416 1265 0 apache2
[346849.434525] [1056315] 33 1056315 55642 556 188416 1478 0 apache2
[346849.434535] [1056316] 33 1056316 55641 607 188416 1424 0 apache2
[346849.434546] [1056320] 33 1056320 55641 605 188416 1442 0 apache2
[346849.434557] [1056321] 33 1056321 55645 789 188416 1251 0 apache2
[346849.434567] [1056322] 33 1056322 55641 761 188416 1290 0 apache2
[346849.434577] [1056329] 33 1056329 55645 778 188416 1264 0 apache2
[346849.434587] [1056332] 33 1056332 55645 730 188416 1548 0 apache2
[346849.434598] [1056333] 33 1056333 55646 310 188416 1729 0 apache2
[346849.434608] [1056334] 33 1056334 55641 287 188416 1748 0 apache2
[346849.434619] [1056342] 33 1056342 55645 332 188416 1709 0 apache2
[346849.434629] [1056343] 33 1056343 55645 339 188416 1700 0 apache2
[346849.434640] [1056345] 33 1056345 55645 718 188416 1289 0 apache2
[346849.434650] [1056349] 33 1056349 55641 305 188416 1713 0 apache2
[346849.434660] [1056350] 33 1056350 55645 616 188416 1411 0 apache2
[346849.434671] [1056356] 33 1056356 55643 638 188416 1398 0 apache2
[346849.434681] [1056392] 33 1056392 55641 500 188416 1502 0 apache2
[346849.434692] [1056464] 33 1056464 55641 382 188416 1649 0 apache2
[346849.434702] [1056468] 33 1056468 55645 752 188416 1285 0 apache2
[346849.434713] [1056469] 33 1056469 55645 760 188416 1558 0 apache2
[346849.434723] [1056474] 33 1056474 55645 761 188416 1243 0 apache2
[346849.434733] [1056479] 33 1056479 55641 791 188416 1243 0 apache2
[346849.434744] [1056481] 33 1056481 55646 790 188416 1250 0 apache2
[346849.434754] [1056483] 33 1056483 55641 606 188416 1420 0 apache2
[346849.434765] [1056484] 33 1056484 55645 312 188416 1705 0 apache2
[346849.434775] [1056501] 33 1056501 55645 786 188416 1247 0 apache2
[346849.434786] [1056502] 33 1056502 55641 518 188416 1493 0 apache2
[346849.434798] [1056507] 33 1056507 55641 728 188416 1272 0 apache2
[346849.434823] [1056717] 33 1056717 55642 723 188416 1283 0 apache2
[346849.434835] [1056723] 33 1056723 55645 619 188416 1408 0 apache2
[346849.434848] [1056725] 33 1056725 55645 767 188416 1236 0 apache2
[346849.434858] [1056726] 33 1056726 55645 750 188416 1253 0 apache2
[346849.434869] [1056727] 33 1056727 55641 717 188416 1285 0 apache2
[346849.434879] [1056731] 33 1056731 55641 632 188416 1381 0 apache2
[346849.434890] [1056735] 33 1056735 55641 627 188416 1383 0 apache2
[346849.434900] [1056740] 33 1056740 55641 768 188416 1246 0 apache2
[346849.434912] [1056742] 33 1056742 55645 287 188416 1722 0 apache2
[346849.434922] [1056748] 33 1056748 55641 270 188416 1691 0 apache2
[346849.434933] [1056850] 33 1056850 24446 0 180224 3387 0 php
[346849.434943] [1056878] 33 1056878 55645 272 188416 1693 0 apache2
[346849.434954] [1056925] 33 1056925 22910 169 163840 1961 0 php
[346849.434964] [1056949] 33 1056949 55641 284 188416 1691 0 apache2
[346849.434974] [1057030] 33 1057030 55641 285 188416 1687 0 apache2
[346849.434985] [1057031] 33 1057031 55641 288 188416 1704 0 apache2
[346849.434995] [1057191] 33 1057191 55639 227 188416 1689 0 apache2
[346849.435005] [1057192] 33 1057192 55642 258 188416 1712 0 apache2
[346849.435015] [1057193] 33 1057193 55641 256 188416 1691 0 apache2
[346849.435026] [1057198] 33 1057198 55640 229 188416 1695 0 apache2
[346849.435036] [1057199] 33 1057199 55641 262 188416 1706 0 apache2
[346849.435047] [1057200] 33 1057200 55645 287 188416 1707 0 apache2
[346849.435057] [1057204] 33 1057204 55641 286 188416 1694 0 apache2
[346849.435068] [1057205] 33 1057205 55641 287 188416 1694 0 apache2
[346849.435078] [1057206] 33 1057206 55645 288 188416 1721 0 apache2
[346849.435088] [1057207] 33 1057207 55639 238 188416 1696 0 apache2
[346849.435099] [1057209] 33 1057209 55645 284 188416 1692 0 apache2
[346849.435109] [1057211] 33 1057211 55645 287 188416 1691 0 apache2
[346849.435120] [1057216] 33 1057216 55641 293 188416 1703 0 apache2
[346849.435131] [1057221] 33 1057221 55645 287 188416 1711 0 apache2
[346849.435141] [1057223] 33 1057223 55641 274 188416 1701 0 apache2
[346849.435152] [1057226] 33 1057226 55641 326 188416 1649 0 apache2
[346849.435163] [1057230] 33 1057230 55645 306 188416 1673 0 apache2
[346849.435173] [1057231] 33 1057231 55639 297 184320 1662 0 apache2
[346849.435184] [1057232] 33 1057232 55639 297 184320 1659 0 apache2
[346849.435194] [1057236] 33 1057236 55646 728 188416 1271 0 apache2
[346849.435206] [1057238] 33 1057238 55645 774 188416 1221 0 apache2
[346849.435217] [1057264] 33 1057264 55641 606 188416 1388 0 apache2
[346849.435228] [1057341] 33 1057341 55639 750 188416 1224 0 apache2
[346849.435238] [1057342] 33 1057342 55641 770 188416 1228 0 apache2
[346849.435250] [1057343] 33 1057343 55645 785 188416 1213 0 apache2
[346849.435260] [1057346] 33 1057346 55645 856 188416 1218 0 apache2
[346849.435270] [1057347] 33 1057347 55645 775 188416 1203 0 apache2
[346849.435280] [1057348] 33 1057348 55641 768 188416 1224 0 apache2
[346849.435291] [1057349] 33 1057349 55640 753 184320 1205 0 apache2
[346849.435302] [1057359] 33 1057359 55645 776 188416 1201 0 apache2
[346849.435313] [1057361] 33 1057361 23182 2910 167936 8 0 php
[346849.435324] [1057364] 33 1057364 55645 791 188416 1206 0 apache2
[346849.435334] [1057365] 33 1057365 55641 759 188416 1219 0 apache2
[346849.435345] [1057368] 33 1057368 55639 771 188416 1205 0 apache2
[346849.435356] [1057369] 33 1057369 55641 757 188416 1203 0 apache2
[346849.435366] [1057370] 33 1057370 55641 772 188416 1201 0 apache2
[346849.435377] [1057371] 33 1057371 55645 778 188416 1200 0 apache2
[346849.435387] [1057385] 33 1057385 55639 771 188416 1201 0 apache2
[346849.435398] [1057386] 33 1057386 55641 791 188416 1200 0 apache2
[346849.435409] [1057387] 33 1057387 55641 900 188416 1199 0 apache2
[346849.435419] [1057393] 33 1057393 55642 1235 188416 1198 0 apache2
[346849.435429] [1057396] 0 1057396 2832 114 61440 25 0 cron
[346849.435440] [1057397] 33 1057397 514 17 40960 0 0 sh
[346849.435450] [1057398] 33 1057398 22910 2079 167936 115 0 php
[346849.435460] [1057399] 33 1057399 55641 816 188416 1199 0 apache2
[346849.435471] [1057431] 33 1057431 55639 683 184320 1206 0 apache2
[346849.435481] [1057432] 33 1057432 55639 505 184320 1224 0 apache2
[346849.435492] [1057440] 33 1057440 24446 3464 167936 35 0 php
[346849.435502] [1057453] 33 1057453 22903 2174 167936 18 0 php
[346849.435513] [1057456] 33 1057456 22903 2167 167936 24 0 php
[346849.435523] [1057457] 33 1057457 22903 2065 159744 6 0 php
[346849.435533] [1057459] 33 1057459 22375 1462 159744 26 0 php
[346849.435544] [1057467] 33 1057467 22903 2192 176128 0 0 php
[346849.435554] [1057469] 33 1057469 23415 2306 167936 15 0 php
[346849.435565] [1057471] 33 1057471 22903 2194 163840 0 0 php
[346849.435574] [1057473] 33 1057473 19771 704 139264 0 0 php
[346849.435585] [1057484] 33 1057484 55639 508 184320 1225 0 apache2
[346849.435595] [1057486] 33 1057486 11501 130 69632 0 0 php
[346849.435606] [1057487] 33 1057487 514 16 45056 0 0 sh
[346849.435616] [1057488] 33 1057488 514 21 45056 0 0 sh
[346849.435627] [1057489] 33 1057489 2326 79 57344 1 0 ps
[346849.435637] [1057490] 33 1057490 1511 31 53248 0 0 grep
[346849.435648] [1057491] 33 1057491 1477 34 49152 0 0 grep
[346849.435658] [1057494] 33 1057494 55537 326 159744 1303 0 apache2
[346849.435668] [1057495] 33 1057495 55584 437 176128 1249 0 apache2
[346849.435679] [1057496] 33 1057496 55529 320 159744 1304 0 apache2
[346849.435689] [1057497] 33 1057497 55537 327 159744 1302 0 apache2
[346849.435699] [1057498] 33 1057498 55533 323 159744 1304 0 apache2
[346849.435709] [1057499] 33 1057499 55533 324 159744 1303 0 apache2
[346849.435721] [1057503] 0 1057503 2404 87 57344 15 0 cron
[346849.435732] [1057505] 0 1057505 2404 87 57344 15 0 cron
[346849.435742] [1057511] 0 1057511 2404 87 57344 15 0 cron
[346849.435753] [1057512] 0 1057512 2404 87 57344 15 0 cron
[346849.435763] [1057514] 0 1057514 2404 87 57344 15 0 cron
[346849.435774] [1057515] 0 1057515 2404 87 57344 15 0 cron
[346849.435785] [1057519] 0 1057519 2404 87 57344 15 0 cron
[346849.435795] [1057521] 0 1057521 2404 87 57344 15 0 cron
[346849.435806] [1057523] 33 1057523 514 21 36864 0 0 sh
[346849.435817] [1057525] 33 1057525 1730 50 49152 0 0 sudo
[346849.435828] [1057526] 0 1057526 2404 74 57344 15 0 cron
[346849.435838] [1057527] 0 1057527 2404 74 57344 15 0 cron
[346849.435849] [1057528] 0 1057528 2404 74 57344 15 0 cron
[346849.435859] [1057529] 0 1057529 2404 74 57344 15 0 cron
[346849.435870] [1057536] 0 1057536 2404 74 57344 15 0 cron
[346849.435880] [1057539] 0 1057539 2404 74 57344 15 0 cron
[346849.435891] [1057540] 0 1057540 2344 69 57344 15 0 cron
[346849.435901] [1057545] 0 1057545 2344 69 57344 15 0 cron
[346849.435912] [1057547] 0 1057547 2315 67 57344 15 0 cron
[346849.435922] [1057548] 0 1057548 2233 62 57344 15 0 cron
[346849.435932] [1057549] 0 1057549 2233 62 57344 15 0 cron
[346849.435943] [1057552] 0 1057552 2315 67 57344 15 0 cron
[346849.435954] [1057556] 0 1057556 1843 54 53248 16 0 cron
[346849.435964] [1057561] 0 1057561 1673 46 49152 18 0 cron
[346849.435975] [1057563] 0 1057563 1673 33 49152 31 0 cron
[346849.435986] [1057565] 0 1057565 1673 33 49152 31 0 cron
[346849.435997] [1057566] 0 1057566 1673 33 49152 31 0 cron
[346849.436007] [1057567] 0 1057567 1673 31 49152 33 0 cron
[346849.436016] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,global_oom,task_memcg=/system.slice/mariadb.service,task=mariadbd,pid=1265,uid=111
[346849.436713] Out of memory: Killed process 1265 (mariadbd) total-vm:5576796kB, anon-rss:2547168kB, file-rss:0kB, shmem-rss:0kB, UID:111 pgtables:8136kB oom_score_adj:0
C’est un peu du chinois pour moi, est-ce que ca permet d’identifier une piste?