[Assorted-commits] SF.net SVN: assorted:[1286] ydb/trunk/README

[<yan...@us...>]

Revision: 1286
          http://assorted.svn.sourceforge.net/assorted/?rev=1286&view=rev
Author:   yangzhang
Date:     2009-03-12 19:35:43 +0000 (Thu, 12 Mar 2009)

Log Message:
-----------
added notes from second meeting with sam

Modified Paths:
--------------
    ydb/trunk/README

Modified: ydb/trunk/README
===================================================================
--- ydb/trunk/README	2009-03-12 19:34:50 UTC (rev 1285)
+++ ydb/trunk/README	2009-03-12 19:35:43 UTC (rev 1286)
@@ -643,6 +643,49 @@
   - implement the chunking/snapshotting
   - try to get tpcc working
 
+Thu Mar 12 14:13:18 EDT 2009
+meeting with sam
+
+- experiments
+  - variables:
+    - recovery methods:
+      - txn log
+      - phy log
+      - state xfer (+ variants)
+      - hybrid (choosing between disk/net)
+    - workloads:
+      - TPC-C
+      - simple
+    - txn mix:
+      - % read-only txns
+    - crash time:
+      - 0
+      - ?
+    - # replicas
+  - runtime performance: baseline throughput vs. mechanism, baseline throughput vs. db size
+  - recovery experiments:
+    - crash time (MB accum or sec passed)
+    - insertion rate (%)
+    - DB size (MB)
+    - xact mix (% r/o)
+    - system tput during various phases
+
+- implement incremental snapshotting of the hash table
+
+- tpcc
+  - typical row counts and sizes
+    - warehouse 1 89
+    - district 10 95
+    - customer 30k 655
+    - history 30k 46
+    - order 30k 24
+    - new-order 9k 8
+    - order-line 300k 54
+    - stock 100k 306
+    - item 100k 82
+
+- TODO try integrating TPC-C
+
 - TODO faster disk logging using separate threads
 
 - TODO show aries-write


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