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器件型号：SK-AM62 SK-AM62具有2GB RAM。 我使用 Linux memtester 测试了1.8GB。 但是、当测试达到块顺序算法时、它崩溃、错误如下所示。
有人能解释一下错误是什么意思吗？ 谢谢。
root@am62xx-evm:/# memtester 1800M 1 memtester version 4.3.0 (64-bit) Copyright (C) 2001-2012 Charles Cazabon. Licensed under the GNU General Public License version 2 (only). pagesize is 4096 pagesizemask is 0xfffffffffffff000 want 1800MB (1887436800 bytes) got 1800MB (1887436800 bytes), trying mlock ...locked. Loop 1/1: Stuck Address : ok Random Value : ok Compare XOR : ok Compare SUB : ok Compare MUL : ok Compare DIV : ok Compare OR : ok Compare AND : ok Sequential Increment: ok Solid Bits : ok Block Sequential : setting 107[ 5536.804625] ipsec invoked oom-killer: gfp_mask=0x100cca(GFP_HIGHUSE R_MOVABLE), order=0, oom_score_adj=0 [ 5536.814064] CPU: 3 PID: 1146 Comm: ipsec Tainted: G O 5.10.145-g8b51d20b6e #1 [ 5536.822487] Hardware name: Texas Instruments AM625 SK (DT) [ 5536.827963] Call trace: [ 5536.830414] dump_backtrace+0x0/0x1a0 [ 5536.834069] show_stack+0x18/0x68 [ 5536.837380] dump_stack+0xd0/0x12c [ 5536.840773] dump_header+0x48/0x19c [ 5536.844254] oom_kill_process+0x200/0x208 [ 5536.848252] out_of_memory+0xe4/0x320 [ 5536.851908] __alloc_pages_slowpath.constprop.0+0x958/0x9f8 [ 5536.857468] __alloc_pages_nodemask+0x1ec/0x240 [ 5536.861987] pagecache_get_page+0x140/0x2f8 [ 5536.866158] filemap_fault+0x5f4/0x9c0 [ 5536.869900] ext4_filemap_fault+0x34/0x918 [ 5536.873991] __do_fault+0x3c/0x1d0 [ 5536.877388] handle_mm_fault+0xaf0/0xf78 [ 5536.881304] do_page_fault+0x130/0x3a8 [ 5536.885046] do_translation_fault+0x58/0x68 [ 5536.889221] do_mem_abort+0x40/0xa0 [ 5536.892701] el0_ia+0x64/0xb8 [ 5536.895659] el0_sync_handler+0x98/0xb8 [ 5536.899484] el0_sync+0x180/0x1c0 [ 5536.902883] Mem-Info: [ 5536.905187] active_anon:192 inactive_anon:12036 isolated_anon:0 [ 5536.905187] active_file:25 inactive_file:2 isolated_file:0 [ 5536.905187] unevictable:460800 dirty:0 writeback:0 [ 5536.905187] slab_reclaimable:2446 slab_unreclaimable:6489 [ 5536.905187] mapped:517 shmem:2464 pagetables:1295 bounce:0 [ 5536.905187] free:5839 free_pcp:150 free_cma:17 [ 5536.937107] Node 0 active_anon:768kB inactive_anon:48144kB active_file:100kB inactive_file:976kB unevi ctable:1843200kB isolated(anon):0kB isolated(file):0kB mapped:2264kB dirty:0kB writeback:0kB shmem:9856kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 1769472kB writeback_tmp:0kB kernel_stack:2384kB all_unrecl aimable? no [ 5536.965611] DMA free:22756kB min:22528kB low:28160kB high:33792kB reserved_highatomic:0KB active_anon: 768kB inactive_anon:48144kB active_file:84kB inactive_file:1416kB unevictable:1843200kB writepending:0kB present:2097152kB managed:1982524kB mlocked:1843200kB pagetables:5180kB bounce:0kB free_pcp:200kB local_p cp:0kB free_cma:68kB [ 5536.994875] lowmem_reserve[]: 0 0 0 0 [ 5536.998586] DMA: 846*4kB (UMEC) 369*8kB (UMEC) 198*16kB (UMEC) 96*32kB (UMEC) 47*64kB (UME) 15*128kB ( UE) 4*256kB (UME) 1*512kB (U) 4*1024kB (UME) 0*2048kB 0*4096kB = 23136kB [ 5537.014212] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 5537.022922] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=32768kB [ 5537.031468] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 5537.039913] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=64kB [ 5537.048196] 2765 total pagecache pages [ 5537.051963] 0 pages in swap cache [ 5537.055300] Swap cache stats: add 0, delete 0, find 0/0 [ 5537.060543] Free swap = 0kB [ 5537.063443] Total swap = 0kB [ 5537.066334] 524288 pages RAM [ 5537.069207] 0 pages HighMem/MovableOnly [ 5537.073045] 28657 pages reserved [ 5537.076278] 131072 pages cma reserved [ 5537.079948] 0 pages hwpoisoned [ 5537.083008] Tasks state (memory values in pages): [ 5537.087735] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 5537.096424] [ 189] 999 189 920 68 40960 0 0 rpcbind [ 5537.104807] [ 190] 0 190 4831 1077 65536 0 -250 systemd-journal [ 5537.113888] [ 207] 0 207 3595 448 53248 0 -1000 systemd-udevd [ 5537.122773] [ 211] 992 211 20267 104 61440 0 0 systemd-timesyn [ 5537.131839] [ 785] 0 785 74581 35 73728 0 0 rngd [ 5537.139964] [ 796] 0 796 550 27 40960 0 0 atd [ 5537.147988] [ 797] 0 797 662 66 40960 0 0 crond [ 5537.156200] [ 798] 997 798 1117 131 45056 0 -900 dbus-daemon [ 5537.164922] [ 802] 0 802 19590 74 49152 0 0 irqbalance [ 5537.173557] [ 815] 0 815 600 23 36864 0 0 tee-supplicant [ 5537.182555] [ 834] 0 834 1747 108 53248 0 0 systemd-logind [ 5537.191533] [ 841] 994 841 1924 114 49152 0 0 systemd-network [ 5537.200592] [ 850] 993 850 1781 94 49152 0 0 systemd-resolve [ 5537.209667] [ 882] 996 882 1208 78 49152 0 0 avahi-daemon [ 5537.218471] [ 885] 998 885 810 145 45056 0 0 rpc.statd [ 5537.227020] [ 889] 0 889 2981 864 61440 0 0 snmpd [ 5537.235214] [ 893] 0 893 509 26 40960 0 0 agetty [ 5537.243489] [ 894] 0 894 1133 99 53248 0 0 login [ 5537.251696] [ 895] 996 895 1175 60 49152 0 0 avahi-daemon [ 5537.260499] [ 907] 0 907 1645 111 45056 0 0 hostapd [ 5537.268873] [ 921] 0 921 696 22 40960 0 0 udhcpd [ 5537.277171] [ 932] 0 932 849 62 40960 0 0 runWeston [ 5537.285722] [ 937] 0 937 696 21 40960 0 0 telnetd [ 5537.294082] [ 938] 0 938 7520 1693 94208 0 0 weston [ 5537.302366] [ 939] 0 939 1575 81 49152 0 0 iperf3 [ 5537.310675] [ 967] 0 967 3581 478 65536 0 0 weston-keyboard [ 5537.319754] [ 969] 0 969 3216 187 61440 0 0 weston-desktop- [ 5537.328832] [ 1129] 0 1129 2173 212 53248 0 0 systemd [ 5537.337191] [ 1130] 0 1130 2733 472 57344 0 0 (sd-pam) [ 5537.345662] [ 1135] 0 1135 1110 325 45056 0 0 sh [ 5537.353606] [ 1141] 0 1141 461274 460822 3735552 0 0 memtester [ 5537.362150] [ 1142] 0 1142 849 54 40960 0 0 docker.init [ 5537.370865] [ 1143] 0 1143 16432 2441 86016 0 0 dockerd [ 5537.379236] [ 1144] 0 1144 1454 97 49152 0 0 lighttpd [ 5537.387675] [ 1145] 0 1145 849 53 45056 0 0 netperf [ 5537.396038] [ 1146] 0 1146 849 53 40960 0 0 ipsec [ 5537.404241] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,global_oom,tas k_memcg=/user.slice/user-0.slice/session-c1.scope,task=memtester,pid=1141,uid=0 [ 5537.420503] Out of memory: Killed process 1141 (memtester) total-vm:1845096kB, anon-rss:1843288kB, fil e-rss:0kB, shmem-rss:0kB, UID:0 pgtables:3648kB oom_score_adj:0 Killed root@am62xx-evm:/# [ 5542.591351] Initializing XFRM netlink socket [ 5546.635437] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scri pts to load br_netfilter if you need this. [ 5546.654713] Bridge firewalling registered [ 5548.238948] process 'docker/tmp/qemu-check535667909/check' started with executable stack
