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1222 commits 3 branches 1 tag 14 MiB
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57 commits

Author SHA1 Message Date
Sears Russell
1cf16f62f2 add optional support for gcc atomics to transaction table 2009-10-15 22:46:25 +00:00
Sears Russell
e6a718a7f9 improved concurrency for transaction table 2009-10-15 20:11:43 +00:00
Sears Russell
5df5512d91 fixed unit test bug; logWriters may now return NULL when readers attempt to read before the beginning of the log 2009-10-15 18:48:58 +00:00
Sears Russell
331f680c09 partial rewrite of transaction table to reduce thread contention 2009-10-15 02:33:08 +00:00
Sears Russell
4565aff9de more refactoring; no more globals in transactionTable.c 2009-10-14 21:22:50 +00:00
Sears Russell
0e93a577c9 use INVALID_LSN instead of hardcoded -1 2009-10-12 22:26:32 +00:00
Sears Russell
20a3fe9df5 add support for soft commits, and making prior soft commits durable 2009-10-12 19:16:41 +00:00
Sears Russell
942ba7fffc bugfixes + support for hard limits on log size 2009-10-08 22:48:58 +00:00
Sears Russell
8bf64aed58 fix compiler warning 2009-10-05 20:48:04 +00:00
Sears Russell
95d0df4a36 ashok's patch - fix more realloc problems 2009-10-01 02:13:32 +00:00
Sears Russell
4689582cb5 improve log performance by disabling O_SYNC by default (and use fdatasync instead) 2009-09-12 16:20:13 +00:00
Sears Russell
6abdb3c1c1 fix deadlock in inMemoryLog 2009-08-31 00:51:45 +00:00
Sears Russell
c4e80b41b5 more include cleaning on alloc, begin cleaning of bufferHash 2009-08-22 21:29:27 +00:00
Sears Russell
1ce1496226 dependency cleanups; removed compenastions from alloc.c 2009-08-22 00:01:02 +00:00
Sears Russell
0a308f035c more header cleaning; updated INSTALL 2009-07-26 19:47:05 +00:00
Sears Russell
081c61b414 cleaned up includes, autoconf is now optional, since cmake now creates a config.h 2009-07-26 18:51:45 +00:00
Sears Russell
4493dbb88b Added support for segment based recovery. For now, Stasis doesn't support hybrid recovery, so mixing page deallocation and segments will make recovery corrupt data / segfault. 2009-07-13 17:18:01 +00:00
Sears Russell
73c4b4fb71 Fix for Issue 1. Reworked log format so that nested top actions do not need to look up old entries during forward operation. This saves log bandwidth and avoids the bug that caused the performance regression 2009-05-14 21:28:09 +00:00
Sears Russell
3ff75ff568 made pass over log documentation 2009-05-13 22:06:58 +00:00
Sears Russell
87218ad929 yet another refactoring; broke groupForce into its own module, removed more static variables and namespace violations 2009-05-13 18:04:53 +00:00
Sears Russell
b5b414490a fix config.h error for installed copies of stasis 2009-04-29 21:31:39 +00:00
Sears Russell
55c43358b6 fix recovery bug due to interactions between truncation and the old CLR format. check_faultInjection should now pass. 2009-04-22 22:03:38 +00:00
Sears Russell
4b07b538a6 Renamed some methods; fixed bug that caused recovery to create potentially unbounded numbers of concurrent, active transactions. 
(Note: this commit contains quite a few instances of auto-cleaned whitespace....)
 2009-04-11 17:17:42 +00:00
Sears Russell
05077b62fd nested top action cleanup and bugfix; subsequent recovery calls could undo logical undos in some circumstances 2009-04-03 22:01:37 +00:00
Sears Russell
83ad15b6d0 more benchmarks; transactions can now be multithreaded 2009-03-20 11:36:27 +00:00
Sears Russell
d413bb27f3 support for lsn-free writeback; partial benchmark code for submission 2009-03-19 03:36:13 +00:00
Sears Russell
b1f44ab005 added simplistic support for log reordering 2009-03-16 08:11:49 +00:00
Sears Russell
bd2015443f expose nextAvailableLSN for lsn-free pages 2009-03-15 02:43:09 +00:00
Sears Russell
4ce4491097 avoid extra calls to gettimeofday() when the log is not durable; set group commit to wait for 10msec, not 100... 2009-02-03 05:36:33 +00:00
Sears Russell
95e9158847 checkin partially implemented log based on file pool so that svn will compile 2009-01-05 21:57:33 +00:00
Sears Russell
93885a3ab4 removed static variables from logWriter.c 2008-12-29 23:05:13 +00:00
Sears Russell
5ba41bb3cb renamed logWriter.[ch] to safeWrites.[ch] 2008-12-29 20:01:37 +00:00
Sears Russell
6f809b00e2 renamed open/deleteLogWriter 2008-12-29 19:46:51 +00:00
Sears Russell
97ab7670db fixes major correctness/performance regression; test for when to force log to maintain WAL was reversed 2008-12-12 00:05:42 +00:00
Sears Russell
c6564e67c7 documentation update; eliminated some dead code 2008-12-02 19:39:20 +00:00
Sears Russell
ddc93caeae do not use group commit with non-durable transactions 2008-12-01 23:22:38 +00:00
Sears Russell
2dcc6598d2 added support for softcommit, and for compile / runtime configuration of stasis log + storefile locations 2008-12-01 22:45:32 +00:00
Sears Russell
17d4bb3ed4 log refactoring 2008-12-01 19:48:59 +00:00
Sears Russell
77b24a991d - Arrange for buffer manager writback to use group commit 
- Only call correct log force when log_to_mem is enabled.
 2008-12-01 04:28:46 +00:00
Sears Russell
cafd05f9bd moved legacy buffer manager into its own directory 2008-11-13 20:08:37 +00:00
Sears Russell
f5d1229941 Recovery now maintains XactionTable's state in the same way as forward operation. 
Internal transactional2.c state is now declared static.
 2008-11-13 00:06:35 +00:00
Sears Russell
23548354a4 fixes over-zealous assert due to partial log read 2008-10-27 23:22:38 +00:00
Sears Russell
6d17442380 Major refactoring: 
- Changed operations to take only two arguments
     - No more hacks regarding log argument sizes

     - Set pageid = INVALID_PAGE if you want a logical operation

  - Ported operation implementations to new api; exposed + fixed a number of concurrency bugs

  - More fixes to prepare

  - Fixed to nested top actions

  - More coherent operations api / recovery implmentation

  - TnaiveHash* and Tinstant* are (and were already) broken, and are set for removal

  - Removed some instances of fail_unless

  - Fixed design flaws in blob implementation.

  - New naming convention for operation callback functions.
 2008-09-28 03:11:24 +00:00
Sears Russell
b6c3f60126 removed unneccessary local variable 2008-09-28 01:02:36 +00:00
Sears Russell
41cd975e91 fixed new const warnings from gcc 2008-09-24 06:40:34 +00:00
Sears Russell
944c7e984f fixes / cleanups of Tprepare() 2008-09-24 03:08:32 +00:00
Sears Russell
fb4e91debe removed deferred operation stubs 2008-09-12 23:08:41 +00:00
Sears Russell
2863487991 Documentation update; added more sections under modules, reduced amount of cruft generated by doxygen. 2008-04-23 01:41:57 +00:00
Sears Russell
afbd89e3ff All headers now live in the header directory. (stasis/, not src/stasis) 2008-04-13 04:02:57 +00:00
Sears Russell
b1bfe7979f Questionable attempts to appease valgrind. 2008-03-14 03:09:29 +00:00