在驗證日誌中有許多消息後,我正在使用DRBD的所有系統中。DRBD/sbin/drbdadm驗證內核之後的消息太多:block drbdX:不同步:
kernel: block drbd0: Out of sync: start=403446112, size=328 (sectors)
在某些系統可能認爲是由工作量,但有一些團隊幾乎沒有工作。
計算機連接用的1Gb質量的網絡中
這些消息不給我多fiablidad的系統和最終需要的cron檢查定時,並且復位故障塊,其轉換的同步系統當然,在一個異步系統中。
這是正常的嗎? 任何解決方案? 有問題嗎?
common {
protocol C;
handlers {
pri-on-incon-degr "/usr/lib/drbd/notify-pri-on-incon-degr.sh; /usr/lib/drbd/notify-emergency-reboot.sh; echo b > /proc/sysrq-trigger ; reboot -f";
pri-lost-after-sb "/usr/lib/drbd/notify-pri-lost-after-sb.sh; /usr/lib/drbd/notify-emergency-reboot.sh; echo b > /proc/sysrq-trigger ; reboot -f";
local-io-error "/usr/lib/drbd/notify-io-error.sh; /usr/lib/drbd/notify-emergency-shutdown.sh; echo o > /proc/sysrq-trigger ; halt -f"
}
syncer {
# rate after al-extents use-rle cpu-mask verify-alg csums-alg
verify-alg sha1;
rate 40M;
}
}
resource r0 {
protocol C;
startup {
wfc-timeout 15; # non-zero wfc-timeout can be dangerous (http://forum.proxmox.com/threads/3465-Is-it-safe-to-use-wfc-timeout-in-DRBD-configuration)
degr-wfc-timeout 60;
}
net {
cram-hmac-alg sha1;
shared-secret "XXXXXXXXXX";
after-sb-0pri discard-zero-changes;
after-sb-1pri discard-secondary;
after-sb-2pri disconnect;
}
on pro01 {
device /dev/drbd0;
disk /dev/pve/vm-100-disk-1;
address YYY.YYY.YYY.YYY:7788;
meta-disk internal;
}
on pro02 {
device /dev/drbd0;
disk /dev/pve/vm-100-disk-1;
address YYY.YYY.YYY.YYY:7788;
meta-disk internal;
}
}
哪裏說不同步的消息是正常的?它在飛行中的IO是否會導致驗證中出現誤報? – korkman