Log file can be overwhelmed when logging a new entry for each separate repo.
From https://jenkins.ci.cloudbees.com/log/all:
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Jan 27, 2014 11:11:13 AM INFO com.cloudbees.jenkins.GitHubPushTrigger$2 run
Added GitHub webhook for GitHubRepository[host=github.com,username=jenkinsci,repository=validating-string-parameter-plugin]
Jan 27, 2014 11:11:13 AM INFO com.cloudbees.jenkins.GitHubPushTrigger$2 run
Added GitHub webhook for GitHubRepository[host=github.com,username=jenkinsci,repository=vertx-plugin]
Jan 27, 2014 11:11:13 AM INFO com.cloudbees.jenkins.GitHubPushTrigger$2 run
Added GitHub webhook for GitHubRepository[host=github.com,username=jenkinsci,repository=ws7-plugin]
Jan 27, 2014 11:11:13 AM INFO com.cloudbees.jenkins.GitHubPushTrigger$2 run
Added GitHub webhook for GitHubRepository[host=github.com,username=jenkinsci,repository=vagrant-plugin]
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