Re: union mounts, mfs, and newsyslog

[matthew sporleder <msporleder%gmail.com@localhost>]

2009/7/6 Zafer AydoÄan <zafer%aydogan.de@localhost>:
> On Mon, Jul 6, 2009 at 3:39 AM, matthew 
> sporleder<msporleder%gmail.com@localhost> wrote:
>> When I run newsyslog I get the following message on my union-mounted
>> mfs-over-ffs /var:
>> newsyslog: /var/log/wtmpx.1.gz: Cross-device link
>>
>> From here, I think:
>> Â Â Â Â Â Â Â ÂPRINFO(("mv %s %s\n", file1, file2));
>> Â Â Â Â Â Â Â Âif (!noaction)
>> Â Â Â Â Â Â Â Â Â Â Â Âif (rename(file1, file2))
>> Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Âerr(EXIT_FAILURE, "%s", file1);
>>
>>
>> Caused by not having whiteout support on my /var filesystem.
>>
>> file system: /dev/rwd0a
>> endian Âlittle-endian
>> magic  11954 (UFS1)  Âtime  ÂSun Jul Â5 21:34:03 2009
>> superblock location   8192  Âid   Â[ 49fbaeb3 7b729202 ]
>> cylgrp Âdynamic inodes Â4.4BSD Âsblock ÂFFSv2 Â fslevel 4
>> nbfree Â8044  Ândir  Â2021  Ânifree Â79762  nffree Â10176
>> ncg   10   Âsize  Â466560 Âblocks Â453503
>>
>>
>> But I'm using an MFS:
>> /dev/wd0b    /var/log_mfs mfs rw,hidden,-s10M 0 0
>> /var/log_mfs  Â/var/log union rw - -
>>
>> So is it a limitation of mfs, union mounting, or my ffs?
>>
>> Thanks,
>> Matt
>>
>
> try mounting it like this:
>
> mount -t mfs -o union swap /var/log_mfs

Adding the union option to my mount didn't seem to help.