NeilBrown <neilb@xxxxxxx> writes: >> >> > Are there any errors in the kernel logs when you --add the device? >> > >> > You didn't answer this question either. Are there any messages in the >> > kernel log: /var/log/kern.log on debian. >> > Or in the output of "dmesg". >> >> The only thing I see in the log is: >> >> [307932.328420] mdadm: sending ioctl 1261 to a partition! >> [307932.328425] mdadm: sending ioctl 1261 to a partition! >> [307932.346642] mdadm: sending ioctl 1261 to a partition! >> [307932.346648] mdadm: sending ioctl 1261 to a partition! >> [307932.352466] mdadm: sending ioctl 1261 to a partition! >> [307932.352468] mdadm: sending ioctl 1261 to a partition! >> [307932.376821] mdadm: sending ioctl 1261 to a partition! >> [307932.376824] mdadm: sending ioctl 1261 to a partition! >> [307932.377623] mdadm: sending ioctl 1261 to a partition! >> [307932.377630] mdadm: sending ioctl 1261 to a partition! >> [307932.467292] md: bind<sdc1> >> [307932.588154] RAID1 conf printout: >> [307932.588159] --- wd:1 rd:2 >> [307932.588164] disk 0, wo:1, o:1, dev:sdc1 >> [307932.588167] disk 1, wo:0, o:1, dev:sdd1 >> [307932.588248] md: recovery of RAID array md3 >> [307932.588251] md: minimum _guaranteed_ speed: 50000 KB/sec/disk. >> [307932.588254] md: using maximum available idle IO bandwidth (but not more than 2000000 KB/sec) for recovery. >> [307932.588260] md: using 128k window, over a total of 976759672 blocks. >> >> but this is just when the device is added, after that it appears that >> logrotation failed and I have a zero byte kern.log, and firewall spew >> has filled up my dmesg ring. I fixed my logging and re-added the device, and found there was a hardware error preventing things from syncing properly. I've resolved that error and now things are fine. Thanks for the push to look closer there! micah -- To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html