diff options
Diffstat (limited to 'modules/throttle')
| -rw-r--r-- | modules/throttle/throttle.module | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/modules/throttle/throttle.module b/modules/throttle/throttle.module index f94a79f79..3408be3eb 100644 --- a/modules/throttle/throttle.module +++ b/modules/throttle/throttle.module @@ -81,7 +81,7 @@ function throttle_help($section = "admin/help#throttle") { $output .= "<p>Upon reaching a throttle level of 5, access logs and the auto-throttle checking mechanism is automatically disabled. It is only renabled by cron after a period of time defined by \"auto-throttle cron test\", explained below.</p></blockquote>"; $output .= "<h4>auto-throttle probability limiter:</h4><blockquote><p>This option allows you to minimize the performance impact of the auto-throttle. If we refer to the probability limiter as P, then P% of all pages generated by your site will perform an extra database query to verify that the current throttle level is appropriate to the current server load.</p>"; $output .= "<p>As a rule of thumb, the higher your multiplier, the lower your probability limiter should be. For example, if you have a multiplier of 100, then you logically don't need to check the throttle level more than once out of every 100 page views, so the probability limiter should be set to 1%. As database queries are \"expensive\", it's recommended that you keep the probability limiter to the smallest percentage possible, while still high enough to react quickly to a change in server load.</p></blockquote>"; - $output .= "<h4>auto-throttle cron test:</h4><blockquote><p>The auto-throttle dynamically adjusts its level upward, but not downward. That is to say, if you have a multiplier of 20 and you get 45 hits in one minute, your throttle level will be adjusted to a level of 2. If a few minutes later you only get 35 hits in one minute, the throttle level will <b>NOT</b> be adjusted down to a level of 1. This prevents the throttle from bouncing back and forth between two levels.</p>"; + $output .= "<h4>auto-throttle cron test:</h4><blockquote><p>The auto-throttle dynamically adjusts its level upward, but not downward. That is to say, if you have a multiplier of 20 and you get 45 hits in one minute, your throttle level will be adjusted to a level of 2. If a few minutes later you only get 35 hits in one minute, the throttle level will <strong>NOT</strong> be adjusted down to a level of 1. This prevents the throttle from bouncing back and forth between two levels.</p>"; $output .= "<p>In order for the throttle level to be dropped, \"cron.php\" must be called regularly. This option then defines how often the level will be dropped by one to test the server load. If the server load is no longer as high as it was, the level will stay where it is, until the cron test period passes again and cron drops the throttle level again. This process repeats until the throttle is returned to a throttle level of 0.</p></blockquote>"; $output .= "<h3>Throttle block</h3><p>This block displays some statistics regarding the current throttle and its configuration. It is recommended that only site administrators receive the \"%throttle-access\" permission bit required to view this block. It does not display information that would interest a normal site end-user.</p>"; $output .= "<p>Don't forget to enable the block %throttle-block-enable.</p>"; |