Re: rsync write fails on descriptor 3



In response to Ilya Vishnyakov <ilya@xxxxxxxxxxx>:

Hello, I'm in trouble with rsync. Some people think that this problem
is freebsd related:

I use rsync to synchronize 2 servers (rsync versions are same on both
machines).
Most of the directories are copied fine, however, some huge ones fail
and produce
some strange output.

Rsync guys detected this problem as: "
So the write fails on descriptor 3, which I think is the socket to the
daemon. I Googled "FreeBSD write EPERM" and turned up the
following FreeBSD bug, which you might be seeing:

http://www.freebsd.org/cgi/query-pr.cgi?pr=kern%2F95559

I use FreeBSD m.mycompany.com 6.1-RELEASE-p10 FreeBSD 6.1-RELEASE-p10 #2:

here is the detailed output of the error (I tried to run rsync in
different modesm however, with no luck):

truss rsync -atlrpogHvv me at myip::public
- - - --password-file=/root/rsync_pass /home/public

ARRIVALS/ARRV112806.xls",0x7fffffffc620) ERR#2 'No such file or directory'
lstat("Company/General/2006 OLD
ARRIVALS/ARRV112906.xls",0x7fffffffc620) ERR#2 'No such file or directory'
select(5,{4},{3},0x0,{60 0}) = 1 (0x1)
write(3,0xc20000,4092) ERR#1 'Operation not permitted'
rsync: writefd_unbuffered failed to write 4092 bytes [generator]:
Operation not permitted (1)write(2,0x7fffffffa4f0,93) = 93 (0x5d)

write(2,0x80083ce67,1) = 1 (0x1)
sigaction(SIGUSR1,{ SIG_IGN
0x0|ONSTACK|RESTART|RESETHAND|NOCLDSTOP|NODEFER|NOCLDWAIT|SIGINFO ss_t
},0x0) = 0 (0x0)
sigaction(SIGUSR2,{ SIG_IGN
0x0|ONSTACK|RESTART|RESETHAND|NOCLDSTOP|NODEFER|NOCLDWAIT|SIGINFO ss_t
},0x0) = 0 (0x0)
getpid() = 42660 (0xa6a4)
kill(0xa6a5,0x1e) = 0 (0x0)
rsync error: received SIGUSR1 (code 19) at main.c(1095) [receiver=2.6.8]
rsync error: error in rsync protocol data stream (code 12) at
io.c(1124) [generator=2.6.8]write(2,0x7fffffffa480,90) = 90 (0x5a)

write(2,0x80083ce67,1) = 1 (0x1)
SIGNAL 20 (SIGCHLD)
SIGNAL 20 (SIGCHLD)
wait4(0xffffffff,0x7fffffffb394,0x1,0x0) = 42661 (0xa6a5)
wait4(0xffffffff,0x7fffffffb394,0x1,0x0) ERR#10 'No child
processes'
sigreturn(0x7fffffffb3b0) = 524288 (0x80000)
exit(0xc)


process exit, rval = 3072

here is my share from the rsync.conf:
- -----------------------------------------------------
uid = 0
gid = 0
hosts allow = myhostsips
secrets file =/usr/local/myfile
auth users = ilya
[public]
path = /home/public/
comment = home filesystem
auth users = ilya
uid = root
read only = yes
secrets file =/usr/local/myfile
- -------------------------------------------------------


Please advice me what to do next. Thank you in advance.
Ilya.

1) Actually read the PR
2) Have you tried the workaround of removing the skip and/or scrub
directives to pf?
3) Are you even using pf? The PR involved is related to pf, and it
appears as if the problem was related to an incorrect pf configuration,
and _not_ a bug in FreeBSD.

Someone should follow up on that PR and see if the OP ever fixed the
problem.

I don't see as how this belongs on FreeBSD-stable. You might do better
to follow up on that PR, if you can confirm that your problem goes away
with the removal of pf rules as well.

--
Bill Moran
Collaborative Fusion Inc.
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