I have encountered this too. A C-u before entering the thread helps (this means already read messages are not rendered I think), as does a M-x notmuch-show-toggle-thread-indentation . Something less manual would be nice, I guess... On 24 March 2015 at 07:09, Jed Brown <jed@59a2.org> wrote: > I occasionally end up with threads containing several hundred messages > and deep nesting. Eventually, displaying them exceeds the default > max-specpdl-size and later max-lisp-eval-depth. These variables can be > increased, but the time required to display the thread stretches to > minutes. Does anyone have suggestions for improving performance in such > scenarios? > > _______________________________________________ > notmuch mailing list > notmuch@notmuchmail.org > http://notmuchmail.org/mailman/listinfo/notmuch >