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Diffstat (limited to 'Documentation/public-inbox-daemon.pod')
| -rw-r--r-- | Documentation/public-inbox-daemon.pod | 20 |
1 files changed, 11 insertions, 9 deletions
diff --git a/Documentation/public-inbox-daemon.pod b/Documentation/public-inbox-daemon.pod index 71216833..c5c88bdd 100644 --- a/Documentation/public-inbox-daemon.pod +++ b/Documentation/public-inbox-daemon.pod @@ -101,6 +101,8 @@ Default: 1 The default TLS certificate for HTTPS, IMAPS, NNTPS, POP3S and/or STARTTLS support if the C<cert> option is not given with C<--listen>. +=for comment FIXME this paragraph needs repair + Well-known TCP ports automatically get TLS or STARTTLS support If using systemd-compatible socket activation and a TCP listener on port well-known ports (563 is inherited, it is automatically @@ -112,15 +114,15 @@ STARTTLS support. The default TLS certificate key for the default C<--cert> or per-listener C<cert=> option. The private key may be -concatenated into the path used by the cert, in which case this +concatenated into the cert file itself, in which case this option is not needed. =item --multi-accept INTEGER -By default, each worker accepts one connection at-a-time to maximize +By default, each worker accepts one connection at a time to maximize fairness and minimize contention across multiple processes on a shared listen socket. Accepting multiple connections at once may be -useful in constrained deployments with few, heavily-loaded workers. +useful in constrained deployments with few, heavily loaded workers. Negative values enables a worker to accept all available clients at once, possibly starving others in the process. C<-1> behaves like C<multi_accept yes> in nginx; while C<0> (the default) is @@ -137,7 +139,7 @@ Default: 0 =head1 SIGNALS Most of our signal handling behavior is copied from L<nginx(8)> -and/or L<starman(1)>; so it is possible to reuse common scripts +and/or L<starman(1)>, so it is possible to reuse common scripts for managing them. =over 8 @@ -158,7 +160,7 @@ Reload config files associated with the process. =item SIGTTIN -Increase the number of running workers processes by one. +Increase the number of running worker processes by one. =item SIGTTOU @@ -166,7 +168,7 @@ Decrease the number of running worker processes by one. =item SIGWINCH -Stop all running worker processes. SIGHUP or SIGTTIN +Stop all running worker processes. SIGHUP or SIGTTIN may be used to restart workers. =item SIGQUIT @@ -194,7 +196,7 @@ activation. See L<systemd.socket(5)> and L<sd_listen_fds(3)>. =item PERL_INLINE_DIRECTORY -Pointing this to point to a writable directory enables the use +Pointing this to a writable directory enables the use of L<Inline> and L<Inline::C> extensions which may provide platform-specific performance improvements. Currently, this enables the use of L<vfork(2)> which speeds up subprocess @@ -211,8 +213,8 @@ created by a user. See L<Inline> and L<Inline::C> for more details. There are two ways to upgrade a running process. Users of process management systems with socket activation -(L<systemd(1)> or similar) may rely on multiple instances For -systemd, this means using two (or more) '@' instances for each +(L<systemd(1)> or similar) may rely on multiple daemon instances. +For systemd, this means using two (or more) '@' instances for each service (e.g. C<SERVICENAME@INSTANCE>) as documented in L<systemd.unit(5)>. |