Error after upgrade test

[Andrew Morgan]

On Fri, 20 Jan 2012, Rosenbaum, Larry M. wrote:

> We are testing the migration of Cyrus-IMAP from v2.3.15 on Solaris 9 to 
> v2.4.12 on RHEL6.  After copying the data over to the new server and 
> starting cyrus-imapd, I see the following errors in the log file:
>
> Jan 20 11:51:33 email-new master[7835]: setrlimit: Unable to set file descriptors limit to -1: Operation not permitted
> Jan 20 11:51:33 email-new master[7835]: retrying with 1024 (current max)
> Jan 20 11:51:33 email-new master[7835]: process started
> Jan 20 11:51:33 email-new ctl_cyrusdb[7837]: recovering cyrus databases
> Jan 20 11:51:33 email-new ctl_cyrusdb[7837]: skiplist: checkpointed /var/lib/imap/mailboxes.db (52 records, 3812 bytes) in 0 seconds
> Jan 20 11:51:33 email-new ctl_cyrusdb[7837]: skiplist: checkpointed /var/lib/imap/annotations.db (0 records, 144 bytes) in 0 seconds
> Jan 20 11:51:33 email-new ctl_cyrusdb[7837]: done recovering cyrus databases
> Jan 20 11:51:33 email-new master[7835]: unable to setsocketopt(IP_TOS): Operation not supported
> Jan 20 11:51:33 email-new master[7835]: ready for work
>
> I am concerned about the "Unable to set file descriptors limit" and 
> "unable to setsocketopt(IP_TOS)" error.  What do they mean, and are they 
> important?

I get the same IP_TOS warning on my Linux servers running 2.4.13.  I 
didn't get that error on v2.3.  I haven't noticed any problems though.

 	Andy