Hi, it seems that one already has been fixed in 3.1.0, see
https://bugzilla.samba.org/show_bug.cgi?id=9789 and https://git.samba.org/?p=rsync.git;a=commit;h=2dc2070992c00ea6625031813f2b6c886ddc3ade you are still using 2.6.9 ? that`s rather old (~ 8yrs?) and may have bugs and security issues already being fixed. regards roland > List: rsync > Subject: Bug-report:rsync may hung if time jumps backwards > From: yhu2 <yadi.hu () windriver ! com> > Date: 2014-11-17 6:44:25 > Message-ID: 54699949.1020503 () windriver ! com > [Download message RAW] > > Hello eveyone! > > According to below reproduce steps,you could observe a rsync hang: > > 1:configure and startup rsync service and > > mkdir /root/a > mkdir /root/b > dd if=/dev/zero of=/root/b/1 bs=1M count=1 > dd if=/dev/zero of=/root/b/2 bs=1M count=1 > dd if=/dev/zero of=/root/b/3 bs=1M count=1 > dd if=/dev/zero of=/root/b/4 bs=1M count=1 > dd if=/dev/zero of=/root/b/5 bs=1M count=1 > > > 2: start testcase > > ./change-time-loop.sh > /dev/null & > ./rsync-loop.sh > > > > After applying this patch ,this issue went away. > > > --- rsync-2.6.9/BUILD/rsync-2.6.9/util.c 2014-11-11 > 13:02:11.495609639 +0800 > +++ rsync-2.6.9/BUILD/rsync-2.6.9/util.c 2014-11-11 > 13:01:37.606569696 +0800 > @@ -1174,8 +1174,11 @@ > * Always returns TRUE. (In the future it might return FALSE if > * interrupted.) > **/ > + > int msleep(int t) > { > + > +#if 0 > int tdiff = 0; > struct timeval tval, t1, t2; > > @@ -1192,7 +1195,8 @@ > tdiff = (t2.tv_sec - t1.tv_sec)*1000 + > (t2.tv_usec - t1.tv_usec)/1000; > } > - > +#endif > + usleep(t*1000); > return True; > } > > > Is it a correct fix? any comments would be appreciated!!! > > > > ["change-time-loop.sh" (application/x-sh)] > > #!/bin/bash > > while [ 1 ] > do > date -s "2012-10-30 06:28:04" > #sleep 3 > date -s "2014-11-04 17:13:04" > #sleep 3 > done > > ["rsync-loop.sh" (application/x-sh)] > > #!/bin/bash > > while [ 1 ] > do > rsync -avz --password-file=/root/my.secrets /root/b root@127.0.0.1::logs > rm /root/a/* -rf > done > > > -- > Please use reply-all for most replies to avoid omitting the mailing list. > To unsubscribe or change options: > https://lists.samba.org/mailman/listinfo/rsync > Before posting, read: http://www.catb.org/~esr/faqs/smart-questions.html > -- Please use reply-all for most replies to avoid omitting the mailing list. To unsubscribe or change options: https://lists.samba.org/mailman/listinfo/rsync Before posting, read: http://www.catb.org/~esr/faqs/smart-questions.html