2016-02-19 09:56, Yuanhan Liu: > On Thu, Feb 18, 2016 at 04:07:52PM +0200, Panu Matilainen wrote: > > So where do the CC's vanish? > > No idea. I also have met this issue __many__ times before: I made a > group reply, with lots of people CC'ed, later I then received a copy > (from the mailing list) with all cc list being vanished -- only > dev at dpdk.org is left. However, I found the CC list was there while > I checked the sent box. > > I was firstly thinking it might be an issue of my email client. However, > I also found same phenomenon from other's reply. Just not sure whether > they removed the cc list on purpose or not, though. IIRC, this also > happened to Bruce (CC'ed). > > Anyway, since you have met similar issue just now, I guess it's time to > shout out and let this issue get noticed, or fixed if there is indeed > an issue. The mailing list is with high chance being the culprit, IMO. > Hence, Thomas is CC'ed.
Yes this is due to the "no duplicates" option of mailman: https://bugs.launchpad.net/mailman/+bug/1216960 I am checking how to disable it.