The performance of syslog depends heavily on what implementation you are using. For example, rsyslog has been measured at 1M logs/sec under ideal conditions (and I've used it at over 100K logs/sec). rsyslog is now the default syslog on just about every linux distro. This isn't like the old sysklogd that was could only process one message at a time and blocked everything until it finished processinby dlang - Nginx Mailing List - English