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50 descendants and 50 ancestors of [8132a601e8]

2012-11-30
19:00
Reduce the number of times malloc() is called when inserting a new entry. Ensure pointers to all shared-memory chunks are loaded when a read-transaction is opened. check-in: 7ead7175e2 user: dan tags: trunk
2012-11-29
19:14
Avoid reading and checksumming an entire meta-page every time a write transaction is opened. check-in: d4c5a3bad7 user: dan tags: trunk
18:25
Allow freelist-only age=1 segments to be written even if there are already NMERGE age=1 segments. check-in: 88205b2bc6 user: dan tags: trunk
09:48
In mmap-mode, ensure a checkpointer has the entire database file mapped before calling msync(). check-in: a9f8129cce user: dan tags: trunk
2012-11-28
19:39
Further updates to multi-threaded tests. check-in: f43bee2c1b user: dan tags: trunk
14:54
Fix an mmap mode bug. Improve upon multi-threaded setups in lsmtest_tdb3.c. check-in: 21db5f73f5 user: dan tags: trunk
2012-11-23
16:41
Fix a problem in compressed database mode causing pages to be incorrectly marked as dirty. check-in: b55b092602 user: dan tags: trunk
2012-11-22
16:14
Fix some "unsafe" pointer casts in lsm_config(). check-in: f58fb32e42 user: dan tags: trunk
2012-11-17
13:17
Fix another out-of-order writes problem. check-in: 1b21fb4494 user: dan tags: trunk
10:51
Avoid writing pages to disk out of sequential order (one problem still remains). check-in: ee694a32e4 user: dan tags: trunk
2012-11-15
18:45
Update the lsm code so that it matches lsmusr.wiki. check-in: 8915d39dab user: dan tags: trunk
14:19
Add words to lsmusr.wiki. check-in: 2077c9d152 user: dan tags: trunk
2012-11-14
20:09
Updates to lsmusr.wiki. check-in: 1ea9187820 user: dan tags: trunk
18:23
Improvements to lsmusr.wiki. check-in: e47b5e3ae6 user: dan tags: trunk
2012-11-13
20:16
Further documentation updates. check-in: 414ed6da4e user: dan tags: trunk
18:44
Add lsmapi.wiki. And the script that generates it from lsm.h - tool/mklsmapi.tcl. check-in: 2377f4f991 user: dan tags: trunk
14:03
Add table of contents to lsmusr.wiki. check-in: 71b26d318d user: dan tags: trunk
2012-11-12
20:19
Fix small issues in lsmusr.wiki. check-in: 3904797435 user: dan tags: trunk
19:41
Updates to lsmusr.wiki. check-in: f7ef6cec1f user: dan tags: trunk
2012-11-09
20:14
Minor changes to lsmusr.wiki. Add the lsm_csr_cmp() function. check-in: 9d39c3a354 user: dan tags: trunk
2012-11-08
21:30
Add lsmusr.wiki. User documentation for lsm. check-in: c50bcdc37d user: dan tags: trunk
11:59
Set a flag on levels that consist entirely of freelist entries. Use this flag to avoid counter-productive merges during database optimization. check-in: 48bd83a17a user: dan tags: trunk
2012-11-07
20:08
Remove the LSM_WORK_OPTIMIZE flag. Add free-list management related tests and fixes. check-in: 91912a39ca user: dan tags: trunk
2012-11-06
19:14
Fix lsmview.tcl so that it can view databases compressed with zlib. check-in: 7268cf7535 user: dan tags: trunk
11:49
Fix block pointer related bug introduced by the previous commit. check-in: 579ee866b7 user: dan tags: trunk
11:23
Change the format of uncompressed databases so that the prev/next pointers at the end of blocks are the same as for compressed databases. check-in: c93bae9496 user: dan tags: trunk
2012-11-05
16:41
Remove the unused LSM_WORK_FLUSH flags. check-in: dba97f861c user: dan tags: trunk
14:56
Merge range-delete-fixes branch with trunk. check-in: 7605250294 user: dan tags: trunk
14:33
Before writing data to a new database segment, make sure the data is held in heap (not mmap'd) memory. Otherwise, the write may cause the file to grow and the mapping to be released and remapped, leaving an invalid pointer. Leaf check-in: 3ba1c3f589 user: dan tags: range-delete-fixes
10:23
Fix a bug in compressed database mode causing an incorrect page number to be assigned to a page record when the end of the previous record is aligned with the end of a database block. check-in: e6a71a8583 user: dan tags: range-delete-fixes
2012-11-03
19:51
Fix a problem in writing free-list entries to the LSM. check-in: b3b4c58d9a user: dan tags: range-delete-fixes
19:06
Various fixes and tests for range-deletes. check-in: 752517c1cf user: dan tags: range-delete-fixes
2012-11-02
20:13
Change free-list deletes to use range-deletes instead of point-deletes (so that they can be coalesced when segments are merged). This has revealed problems with the range-delete code. check-in: 9374c3a283 user: dan tags: range-delete-fixes
2012-11-01
15:16
Fix a bug preventing a modified snapshot of a "full" database from being written to shared-memory. check-in: 9d8943da66 user: dan tags: trunk
05:00
Re-enable incremental recycling of blocks belonging to segments for which the b-tree hierarchy is still in use. check-in: 41bf1ae58d user: dan tags: trunk
2012-10-31
19:30
Merge the freelist-rework branch with the trunk. check-in: 58f0d07a23 user: dan tags: trunk
19:27
Fix a crash in the check-blocks assert that may occur following an OOM condition. Leaf check-in: 503f49b0cc user: dan tags: freelist-rework
18:46
Remove dead code. Fix a read-lock related problem causing the multi-threaded tests to fail. check-in: f512ea3c4d user: dan tags: freelist-rework
16:37
Fix a compressed mode bug unrelated to the free block list. check-in: 6bf6b00b8b user: dan tags: freelist-rework
11:15
Improve the complex assert() used to check that database file blocks are not leaked or over-allocated. check-in: 1ac4435e5c user: dan tags: freelist-rework
09:25
Prevent auto-work from recycling blocks before the connection doing the auto-work has finished using them. check-in: 7b5a26996f user: dan tags: freelist-rework
2012-10-30
18:46
Another free-list related fix. check-in: a8acce6c87 user: dan tags: freelist-rework
17:34
Avoid writing completely empty segments to the snapshot. check-in: 803f36b62f user: dan tags: freelist-rework
17:19
Fix another free block list related bug. check-in: f9e75777b0 user: dan tags: freelist-rework
16:27
Fix a couple of problems in the code that handles free block lists. check-in: 5c3e17cc90 user: dan tags: freelist-rework
2012-10-29
20:04
Rework the free block list storage so that it scales properly. Currently some test cases fail. check-in: ebca1063ac user: dan tags: freelist-rework
09:19
Fix a couple of crashes and a memory leak in OOM tests. check-in: 90f46bd082 user: dan tags: trunk
2012-10-28
11:38
Merge compression-hooks branch with trunk. check-in: a701b281e9 user: dan tags: trunk
2012-10-20
13:13
Rename "storage.c" to "kv.c". Similar renames for test modules. This is to match the rename of "storage.h" to "kv.h" in a prior check-in. check-in: 7d290a04e8 user: drh tags: trunk
13:01
Change the "TK_" macro prefix in lsm_tree.c to "TKV_" in order to avoid name collisions with "TK_" macros generated by the parser. check-in: b81bc323b9 user: drh tags: trunk
12:57
Change the name of "storage.h" to "kv.h". Other minor edits to comments and typedefs. check-in: 8132a601e8 user: drh tags: trunk
2012-10-19
16:39
Remove obsolete content from sqliteInt.h. check-in: d618b9b106 user: drh tags: trunk
2012-10-18
07:43
Fix another memory leak in lsm_tree.c. check-in: 4ff1be367e user: dan tags: trunk
2012-10-17
19:35
Fix a memory leak in lsm_work(). check-in: 6e6b3a8a8b user: dan tags: trunk
19:29
Fix various issues with tcl test cases. check-in: ae7d9c68ef user: dan tags: trunk
2012-10-15
19:36
Merge range-delete branch back into trunk. check-in: a7de625f13 user: dan tags: trunk
19:34
Fix a case in live-recovery from a writer crash. Leaf check-in: 80abdbea2d user: dan tags: range-delete
16:42
Fix an assert() that can fail following an OOM condition. check-in: 8a713f17fc user: dan tags: range-delete
16:06
Fix minor problems in OOM tests. check-in: 3112bb2e6d user: dan tags: range-delete
15:51
Fix a crash that can follow an OOM error. And an error in lsm_csr_seek(LEFAST). check-in: 3cb77a8512 user: dan tags: range-delete
14:26
Fix a problem with lsm_mt2 in lsmtest_tdb3.c. check-in: c025a26642 user: dan tags: range-delete
2012-10-14
09:41
Range-delete related SEEK_GE and SEEK_LE fixes. check-in: d30de7f821 user: dan tags: range-delete
2012-10-11
19:36
Fix cases involving iteration through split levels where the first part of a range-delete has been merged or annihilated but the second has not. check-in: 45d5b7570e user: dan tags: range-delete
2012-10-10
18:10
Fixes for range-delete and seek operations. check-in: 1ff4639070 user: dan tags: range-delete
2012-10-09
19:55
Fix further bugs in in-memory tree. Progress on writing range-deletes into the database file. check-in: 9081b1c92c user: dan tags: range-delete
2012-10-08
17:08
Fixes for range-deletes on the in-memory tree structure. check-in: 9879e2a63d user: dan tags: range-delete
2012-10-06
20:38
Add tests for range-deletes. Fix some things. Still doesn't work properly. check-in: 178f7d5eca user: dan tags: range-delete
2012-10-03
20:05
Add (partially working) code for deleting keys to lsm_tree.c. Required for range-deletes. check-in: daa6942834 user: dan tags: range-delete
09:24
Minor changes to the lsmperf.tcl script. check-in: 45e59053e7 user: dan tags: trunk
2012-10-02
18:06
Simplify the way new cursors are created. check-in: 63d8eea506 user: dan tags: trunk
12:05
Remove dead code from lsm_sorted.c. check-in: b84772a1aa user: dan tags: trunk
05:19
Remove a layer of abstraction from the cursor object in lsm_sorted.c. check-in: ff71b6f778 user: dan tags: trunk
2012-09-28
18:35
Allow deserialized snapshots to persist between transactions. check-in: fc4601f91f user: dan tags: trunk
14:57
Improvements to lsmperf.tcl test. check-in: 371c6c984d user: dan tags: trunk
2012-09-27
20:04
Mark blocks as free more aggressively. check-in: eb4ae342c5 user: dan tags: trunk
16:09
Fix to ensure that the log file is always deleted following a successful system shutdown. check-in: 3d1dacff87 user: dan tags: trunk
04:59
Fix a deadlock in multi-threaded test code. check-in: e16b04ca69 user: dan tags: trunk
2012-09-26
15:38
Merge rework-flow-control branch with trunk. check-in: cf2ef747ad user: dan tags: trunk
15:23
Fix invocation of work-hook following an lsmTreeMakeOld() call. Leaf check-in: 0a45bfc7a4 user: dan tags: rework-flow-control
14:07
Fix a broken assert() statement. check-in: 797f6c5578 user: dan tags: rework-flow-control
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