dan
8b348af860
Add a test to check that a checkpointer releases its locks before returning, even if it has been prevented by a conflicting lock from checkpointing the database.
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Add a test to check that a checkpointer releases its locks before returning, even if it has been prevented by a conflicting lock from checkpointing the database.
FossilOrigin-Name: be44349d2b790fb470fcc9fb6a12e8b1076dc645
2010-04-27 18:43:16 +00:00
dan
31f98fc8e4
Fix a problem that occurs when one process causes the log-summary file to grow and then a second process attempts to read the database.
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FossilOrigin-Name: b51a5f8bc660616aa264025dd7ad4bdab458814b
2010-04-27 05:42:32 +00:00
dan
4cd78b4d89
Fixes for problems with small caches and SAVEPOINT rollback in WAL mode.
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FossilOrigin-Name: 6a944f028d4a070bef29e1fbc6fbef481ebcd34c
2010-04-26 16:57:10 +00:00
dan
cd11fb28c3
Add mutexes to fix a race condition in wal.c. This isn't a very good fix.
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FossilOrigin-Name: 3d159939cc2beb18c4ca0c8e9a99a75d4107e6e4
2010-04-26 10:40:52 +00:00
dan
74d6cd887f
Fix bugs in WAL mode rollback.
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FossilOrigin-Name: 31215969f59be536fe87431bb9fbfa7d13027e35
2010-04-24 18:44:05 +00:00
dan
ce4f05f374
Create a version of the log checksummer that works on big-endian platforms. Remove the 512KB size limit on the log-summary.
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FossilOrigin-Name: 5d6d4423d1def39bd2424703120aa985085c3f8e
2010-04-22 19:14:13 +00:00
dan
b978002743
Tests for (and changes to) the code to switch between WAL and rollback modes.
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FossilOrigin-Name: 9f4f933f2c6596064fcfc7fb5add87e8c5b57448
2010-04-21 18:37:57 +00:00
dan
a470aeb4ac
If, after obtaining a SHARED lock, there exists a *-wal file in the file-system, use WAL mode. This is necessary to recover from a crash that damages the first page of the database file.
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FossilOrigin-Name: 33cabf271b8f4dda508a610bf59964273fe2cb84
2010-04-21 11:43:38 +00:00
dan
e04dc88be5
Use the read and write version fields of the database header to mark a database as operating in wal-mode.
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FossilOrigin-Name: 96bef18c1411c3e0348295886f105e1646c46320
2010-04-20 18:53:15 +00:00
dan
6703239d2f
In synchronous=normal mode, do not sync the log after every transaction. In synchronous=full mode, sync the log and add any extra frames required to avoid blast-radius related problems after each transaction.
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FossilOrigin-Name: 9bc9b6847303d0324543a9ded8dd0473490122d8
2010-04-17 15:42:43 +00:00
dan
3de777fd8c
Enhancements to wal-mode locking scheme.
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FossilOrigin-Name: 8549c286497f3d2cd118be1334fce00d6f8a26c4
2010-04-17 12:31:37 +00:00
dan
97a313554d
Change the log file format to include a small (12 byte) header at the start of the file.
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FossilOrigin-Name: 9865d14d6041874bc1239ce7a061d5c75f2d33c9
2010-04-16 13:59:31 +00:00
dan
4a4b01dc1c
Fix bug in log recovery (last frame in log was being ignored). Also remove an incorrect assert statement.
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FossilOrigin-Name: 67d2a89ec2d593a077eb19a6ea2b06cb1c2e9ba8
2010-04-16 11:30:18 +00:00
dan
4cc6fb6165
Allow writers to write dirty pages to the log mid-transaction in order to free memory.
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FossilOrigin-Name: ecd828f96909895535d7dc744e5a8530e234e04d
2010-04-15 16:45:34 +00:00
dan
49320f8568
Add tests and fix bugs in WAL locking mechanism.
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FossilOrigin-Name: c18077f2465fc34830f11c9832e76be5746eaeea
2010-04-14 18:50:08 +00:00
dan
e264d983d1
Add tests to check inter-process WAL locking.
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FossilOrigin-Name: 9435f3135849e0d38fde1669201db508561a6308
2010-04-14 18:06:50 +00:00
dan
b9bf16bfde
Fixes for locking issues in WAL mode.
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FossilOrigin-Name: a9617eff39177250e2f118f25fdd4b3acb8b0478
2010-04-14 11:23:30 +00:00
dan
f05c86dd73
Remove old code to interpret an argument (no longer used) to "PRAGMA checkpoint".
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FossilOrigin-Name: 27dc5977c19e717afd65d3805557e38dec7bedcb
2010-04-13 11:56:03 +00:00
dan
80a1526a9a
Fix other problems in the WAL test scripts.
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FossilOrigin-Name: dcb31181db246dd3f81ce63b144dd0cf95f06ee3
2010-04-13 11:45:31 +00:00
dan
d3f8f94652
Fix test script issues preventing walthread.test from running.
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FossilOrigin-Name: d90b1dde0702ceb0eae2a3da36733a7e5b1a6b3a
2010-04-13 11:35:01 +00:00
dan
7c24610e64
Import experimental write-ahead-logging code.
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FossilOrigin-Name: 409d61baeb0a19d1700c973f16c8acef7b8506cd
2010-04-12 19:00:29 +00:00
