kernel: nf_conntrack: falling back to vmalloc" messages in /var/log/messages file: Raw $ grep 'kernel: nf_conntrack: falling back to vmalloc' /var/log/messages* kernel: nf_conntrack: falling back to vmalloc kernel: nf_conntrack: falling back to vmalloc...
kernel: nf_conntrack: falling back to vmalloc. ~~~ Resolution vm.min_free_kbytessysctl の値を増やします。 このチューナブルの現在の値は、次のように表示できます。 Raw $ cat /proc/sys/vm/min_free_kbytes 67584 そして、以下のような設定で 2 倍にします。
/var/log/kern.log:Jul 12 15:26:08 tor-relay kernel: [538361.673786] nf_conntrack: falling back to vmalloc. I read https://bugzilla.openvz.org/show_bug.cgi?id=3092 but a reboot did not help. I got 1-2 thousends of those lines per day. ...
Linux OS - Version Oracle Linux 7.0 and later: Oracle Linux: Error Messages Seen in /var/log/messages - "kernel: nf_conntrack: falling back to vmalloc"
hash) { *vmalloced = 1; printk(KERN_WARNING "nf_conntrack: falling back to vmalloc.\n"); hash = __vmalloc(sz, GFP_KERNEL | __GFP_ZERO, PAGE_KERNEL); } if (hash && nulls) for (i = 0; i < nr_slots; i++) INIT_HLIST_NULLS_HEAD(&hash[i], i); return ...