Changes between Version 116 and Version 117 of ProjectOptions

Timestamp:

Feb 22, 2012, 11:54:42 AM (14 years ago)

Author:

davea

Comment:

--

ProjectOptions

@@ -48 +48 @@
 If the scheduler has no work, it replies to RPCs without doing any database access (e.g., without looking up the user or host record). This reduces DB load, but it fails to update preferences when users click on Update. Use it if your server DB is overloaded.
 
+
+
+{{{
+<report_grace_period>x</report_grace_period>
+}}}
+A "grace period" for task reporting. A task is considered time-out (and a new replica generated) if it is not reported by client_deadline + x.
+
+{{{
+<user_filter>0|1</user_filter>
+}}}
+If set, use the "batch" field of workunits to select which user is allowed to process the job. If batch is nonzero, only send the job to the user with that ID.
+
+{{{
+<workload_sim>0|1</workload_sim>
+}}}
+Use a more expensive, but more accurate, method to decide whether hosts can complete jobs within their delay bound.
+
+=== App version selection ===
+
 {{{
 <prefer_primary_platform> 0|1 </prefer_primary_platform>
@@ -54 +73 @@
 
 {{{
-<report_grace_period>x</report_grace_period>
-}}}
-A "grace period" for task reporting. A task is considered time-out (and a new replica generated) if it is not reported by client_deadline + x.
-
-{{{
-<user_filter>0|1</user_filter>
-}}}
-If set, use the "batch" field of workunits to select which user is allowed to process the job. If batch is nonzero, only send the job to the user with that ID.
-
-{{{
-<workload_sim>0|1</workload_sim>
-}}}
-Use a more expensive, but more accurate, method to decide whether hosts can complete jobs within their delay bound.
+<version_select_random_factor>X</version_select_random_factor>
+}}}
+In predicting which app version will be faster for a given host,
+multiple the projected FLOPS by a uniform random variable
+with mean 1 and this standard deviation (default 0.1).
 
 === Job limits ===