SQLite4
Timeline
Not logged in

Many hyperlinks are disabled.
Use anonymous login to enable hyperlinks.

50 check-ins occurring around bf4758ab1549ce40.

2012-09-26
11:57
Fix a problem in free-list management. check-in: 57444405e3 user: dan tags: rework-flow-control
2012-09-25
19:13
Fix bug in recycling of shared memory space. check-in: 156b93d03b user: dan tags: rework-flow-control
18:27
Fix a problem causing read-locks to fail with LSM_BUSY. check-in: 7eee90a0aa user: dan tags: rework-flow-control
17:25
Fix a race condition causing LSM to read inconsistent in-memory and on-disk databases. check-in: 1743941409 user: dan tags: rework-flow-control
14:50
Fix a mmap-mode bug. check-in: be1e513090 user: dan tags: rework-flow-control
2012-09-24
17:18
Fix a problem preventing log file space from being reclaimed. check-in: b9f122f4e3 user: dan tags: rework-flow-control
16:04
Fix further bugs. check-in: 99b59dacbd user: dan tags: rework-flow-control
10:55
Fix problems introduced in the previous checkin. check-in: 1cd7d6ca93 user: dan tags: rework-flow-control
2012-09-22
19:38
Rework flow control some (flow control = slowing down clients when worker threads or processes cannot keep up). check-in: 50f8b55823 user: dan tags: rework-flow-control
2012-09-20
19:33
Add lsm_tree_size() and lsm_ckpt_size(). check-in: 5062ffb017 user: dan tags: trunk
2012-09-18
19:39
Avoid malloc calls in lsm_file.c when running in mmap mode. Also avoid many mutex operations when accessing the in-memory tree. check-in: 1e661d0bad user: dan tags: trunk
15:48
Fix a bug preventing block recycling in multi-threaded tests. check-in: 93d9ff7c12 user: dan tags: trunk
2012-09-17
20:41
Make it possible to flush part of the in-memory tree to disk without blocking writer clients. check-in: 6c686c6d1a user: dan tags: trunk
2012-09-15
17:03
Improve performance testing script lsmperf.tcl. check-in: 108a6143bf user: dan tags: trunk
2012-09-14
19:59
Improve speed test commands in lsmtest. Add script lsmperf.tcl to use these to generate gnuplot files. check-in: d9e0ad7566 user: dan tags: trunk
2012-09-13
18:13
Add tests for dealing with inconsistent tree-headers in shared-memory. check-in: 4ea78ff1f3 user: dan tags: trunk
15:24
Add lsmtest tests that focus on recovering from the failure of a writer process. And fixes for the same. check-in: bb42813797 user: dan tags: trunk
2012-09-12
17:23
Fix a problem in the lsm_info(LOG_STRUCTURE) command causing errors in tcl tests. check-in: 6e5e429ea7 user: dan tags: trunk
16:19
Change the way worker clients keep snapshots consistent so as to match the description in lsm.wiki. check-in: 0427b07c14 user: dan tags: trunk
14:47
Fix an assert() failure that can follow an OOM error. check-in: d65a5112b6 user: dan tags: trunk
14:19
Add code for emergency rollback of the shared-memory tree. check-in: d52cc59da3 user: dan tags: trunk
2012-09-11
18:57
Fix a problem preventing shared-memory space from being reused. check-in: 6f9c692a0e user: dan tags: trunk
18:48
Fix log file wrapping so that it works as described in lsm.wiki. This eliminates some BUSY errors that were coming up in multi-thread tests. check-in: f8ce14403f user: dan tags: trunk
17:44
Add lsm_env.xSleep() method. Fix shared-memory locks so that they work as described in lsm.wiki. check-in: 19f6896763 user: dan tags: trunk
11:47
Fix a memory leak in lsm_unix.c. check-in: bf4758ab15 user: dan tags: trunk
2012-09-10
20:07
Change locks to use 32-bit shm-sequence-ids instead of 64-bit tree-ids. check-in: acf38e32c8 user: dan tags: trunk
18:39
Change the way version races between the in-memory tree and lsm are handled in lsm.wiki. check-in: e12aa10a7c user: dan tags: trunk
15:08
Retire shm.wiki. Its contents are now in lsm.wiki. check-in: 011519e33f user: dan tags: trunk
14:45
Updates to lsm.wiki. check-in: cde7d1dcb0 user: dan tags: trunk
2012-09-08
20:08
Add lsm.wiki. check-in: 9a239a8516 user: dan tags: trunk
2012-09-05
19:10
Add more simple inter-process locking tests. check-in: 3674a5075c user: dan tags: trunk
18:52
Fix a bug in the lsm_unix.c xLock method. check-in: e50e06e52c user: dan tags: trunk
17:15
Fix a problem in test script misuse.test. check-in: 0ed91ba599 user: dan tags: trunk
16:18
When possible, reuse file-descriptors from the deferred-close list instead of opening new ones. check-in: 9350457414 user: dan tags: trunk
11:38
Fix some test script bugs in src4.test. check-in: 132d76341e user: dan tags: trunk
11:23
Merge in multi-process branch. check-in: ecae27d73a user: dan tags: trunk
10:32
Fix a bug in intra-process connection locking. Turn on multi-process mode by default. Leaf check-in: 8d149a52d3 user: dan tags: multi-process
2012-09-04
20:17
Defer closing file descriptors until all fcntl() locks have been dropped. check-in: 3d0cf4bb36 user: dan tags: multi-process
19:42
Add real inter-process locks and shared memory in place of the stubs. Currently requires activation using LSM_CONFIG_MULTIPLE_PROCESSES. check-in: d37b353a55 user: dan tags: multi-process
2012-09-03
19:26
Fix a bug occuring when the last connection to disconnect from a database is not also the last to write to it. check-in: 75de95787f user: dan tags: multi-process
17:57
Add a missing unlock(WRITER) call to lsmCheckpointWrite(). check-in: e97d02f068 user: dan tags: multi-process
14:50
Fix a problem with growing the database file in mmap mode. check-in: 1a86aa1c6b user: dan tags: multi-process
11:34
Fix a race condition between flushing an in-memory tree to disk and opening a read-transaction. check-in: 6ced48df30 user: dan tags: multi-process
2012-09-02
09:25
Fix a crash in multi-threaded tests that can occur if a call to lsm_open() fails. check-in: dd2489a645 user: dan tags: multi-process
2012-09-01
16:39
Fix a problem allowing shared memory to be recycled too early. check-in: c2f247c372 user: dan tags: multi-process
12:04
Do not open the log file until it is first written or read. This ensures that it is not opened before locks that prevent other processes from unlinking it have been obtained. check-in: 0f28f8317b user: dan tags: multi-process
11:09
When loading free-list elements from the lsm, merge them into the existing free-list so that free blocks are always sorted from least to most recently used. check-in: 4a2be461c1 user: dan tags: multi-process
09:11
Fix a bug in the test used to determine if a free block is ready for reuse. check-in: 3423d37092 user: dan tags: multi-process
2012-08-31
20:26
Avoid reusing a block before it is guaranteed that it is not required even if a crash occurs. check-in: 5f9bb542f7 user: dan tags: multi-process
18:43
Add DMS "lock". check-in: 5f4708d2e9 user: dan tags: multi-process