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193 Commits

Author SHA1 Message Date
Leonid Yuriev
adcb052915 mdbx: fix minor MSVC warnings. 2020-11-29 06:04:55 +03:00
Leonid Yuriev
6d2914c99b mdbx: minor/insignificant fix checking mdbx_rdt_lock() result for cases mutex-recovery after EOWNERDEAD. 
Change-Id: Ia5e13ea0d72afc97f7d678832a765a192dfacdff
 2020-11-25 17:55:29 +03:00
Leonid Yuriev
2a740d3807 mdbx-windows: fix ERROR_NOT_SUPPORTED while opening UNC pathnames. 
Resolve https://github.com/miranda-ng/miranda-ng/issues/2627

Change-Id: Iec06554dfcb9e0db215662d93fb5824cfe9ac7ef
 2020-11-24 15:53:14 +03:00
Leonid Yuriev
ddee04d991 mdbx: set DXB/LCK files position outside of a data. 
Set the position in files outside of the data to avoid corruption
due to erroneous use of file descriptors in the application code.

Change-Id: I8750f6e726edaddee254885756d5f91576a6bcb1
 2020-11-23 09:25:24 +03:00
Leonid Yuriev
537e3d18ae mdbx: minor clarify mmap-resize logging. 
Change-Id: Ibb6e4b8ee84d03a22ad0e0d1b437989739d43bb9
 2020-11-20 10:38:04 +03:00
Leonid Yuriev
1bbf20bf39 mdbx: refine multi-thread flipping of buffers during env-copy. 
Change-Id: Id132c1af0e1131da70ab1b35bce9f6a6548edbe3
 2020-11-19 11:59:42 +03:00
Leonid Yuriev
9054b25441 mdbx: fix fast completion of nested txn for case ones was open present DBIs. 
Change-Id: I87d28d1da5f72cc7ad77f8dd3f9a181f7eaa0024
 2020-11-19 09:26:33 +03:00
Leonid Yuriev
26767a5e06 mdbx: relax big-page size checking for compatibility. 
i.e. allow an overflow page be larger than required by placed data.
 2020-11-18 03:42:05 +03:00
Leonid Yuriev
96c2a56aa1 mdbx: use MDBX_SET_LOWERBOUND in mdbx_get_equal_or_great(). 
Change-Id: I5dd72fe82bd15938afc60cbc0f92e23c00f0d344
 2020-11-17 08:13:46 +03:00
Leonid Yuriev
5e02e7fb56 mdbx: add MDBX_SET_LOWERBOUND for mdbx_cursor_get(). 
Change-Id: I3638fdd10be8dfe128c43b465e9ca71f89175b3e
 2020-11-17 08:13:46 +03:00
Leonid Yuriev
9ea6922a2f mdbx: minor simplify mdbx_cursor_set(). 
Change-Id: I034f396368024af21e8ee741c13a28c9bc277121
 2020-11-17 07:59:51 +03:00
Leonid Yuriev
149b3d09e6 mdbx: don't export DBIs from nested txn. 
Change-Id: I8c354ac7f889debe2fcf830263cb060253887652
 2020-11-16 07:07:39 +03:00
Leonid Yuriev
1c925a0f2e mdbx: minor fix/avoid assertion inside mdbx_cursor_set(). 
Change-Id: I2cc38da698765b3eaa2bb575e16505d5d9438431
 2020-11-16 07:07:39 +03:00
Leonid Yuriev
0c3deac9db mdbx: fix cursors-EOF after search. 
Change-Id: Ie578611b64cca8dbcc00f958510143e8d1dc262a
 2020-11-16 07:07:39 +03:00
Leonid Yuriev
21bbba82fb mdbx: minor fix cursor_on_first/last for empty sub-db. 
Change-Id: I68c2e1bd28e62c9512bf8ef711fe21573e3450b9
 2020-11-16 07:07:39 +03:00
Leonid Yuriev
4ea2bea22e mdbx: fix save/restore/commit cursors for nested txn. 
Change-Id: Ibaf356bbc631ca2e41058787bd3e4aaaa8bc085a
 2020-11-16 07:07:38 +03:00
Leonid Yuriev
e328c1f829 mdbx: refactor/move mdbx_cursor_count(). 
Change-Id: I5487342013dfc3a9cf12d9081471ace0c37de23d
 2020-11-16 07:07:38 +03:00
Leonid Yuriev
ca115dd6a4 mdbx: refactor/rename/refine tw.cursors internals. 
Change-Id: Ie46d15f52a9d7365b52534a630754a31d3005a69
 2020-11-16 07:07:38 +03:00
Leonid Yuriev
9a2dbb845c mdbx: refactor/refine cursor next/prev. 
Change-Id: I0bfe0fed62e137e933027ba90cec23dbf1a6310b
 2020-11-16 07:07:38 +03:00
Leonid Yuriev
5f09ec73c9 mdbx: return MDBX_ENODATA instead of MDBX_EINVAL for non-positioned/EOF cursor and MDBX_GET_CURRENT. 
Change-Id: I2adf76f8f662e77e5a6aa077344fab6b430975c4
 2020-11-16 07:07:38 +03:00
Leonid Yuriev
c55f99073b mdbx: fix MDBX_NEXT for EOF case. 
Change-Id: I84c033a24d2215a4867affab5b148bf6ba5d57dc
 2020-11-16 07:07:38 +03:00
Leonid Yuriev
b1446b7752 mdbx: minor fix/distinction MDBX_EBADSIGN and MDBX_EINVAL errors for cursors. 
Change-Id: I6d72638a69ff0f793156fe5e0e7ca5531a97c7cf
 2020-11-16 07:07:38 +03:00
Leonid Yuriev
b6f0070f85 mdbx: add mdbx_cursor_copy(). 
Change-Id: I476f1230beec6a550897bef236745530154c1079
 2020-11-16 07:07:38 +03:00
Leonid Yuriev
2489e0ba6e mdbx: refactor/rename cursor_copy_internal(). 
Change-Id: I334e68d3d424ef15cafcaafd23d61f80611fce01
 2020-11-16 07:07:38 +03:00
Leonid Yuriev
459e769844 mdbx: engage cursor tracking for all merge/rebalance operations. 
Assume this resolves https://github.com/erthink/libmdbx/issues/131.

Change-Id: I5111618a34d91d083b81245ac959b744a86c4495
 2020-11-16 07:07:27 +03:00
Leonid Yuriev
37a1d546b7 mdbx: minor refine mdbx_rebalance(). 
Change-Id: I10a6a208b173bdee1d325aa7b2624de879814647
 2020-11-16 06:28:11 +03:00
Leonid Yuriev
b209e91ad4 mdbx: zeroed mc_top while tracking nested cursors. 
This avoids scanning dummy cursors during tracking.

Change-Id: Id4edc665010215b4a946f9438475691f1387313c
 2020-11-16 05:48:44 +03:00
Leonid Yuriev
0c78da99b0 mdbx: add cursor_is_tracked() and assertions. 
Change-Id: I83db1a714597b134aa30e4ca7019bb7f541a2428
 2020-11-16 05:48:23 +03:00
Leonid Yuriev
10681a53ae mdbx: cleanup/refine GC-flags inside mdbx_page_alloc(). 
Change-Id: Ie81c703815a7b3fbe59ad9b406811d5ed2913d02
 2020-11-16 05:43:53 +03:00
Leonid Yuriev
5ad167410c mdbx: fix handling MDBX_GET_BOTH_RANGE. 
Partially revert 77e84ccca8d634db087fc710b1c4aea69ee5a6a6 and 7522246ccdb3c1b0928aa3e0f593133db0fadae5.

Resolves https://github.com/erthink/libmdbx/issues/130

Change-Id: Ib9f49a3e6a108a0d914ccde7ccb4dc0ef6056ff7
 2020-10-31 20:54:53 +03:00
Leonid Yuriev
70241e25db mdbx: don't limit reclaimed-pglist if DB full. 
More for 55d190bad9723fd9766466005b1a14e70779fc89 and https://github.com/erthink/libmdbx/issues/123

Change-Id: Iecd19fe8f159d29a1434d03f43f0b277f2d6ab86
 2020-10-30 19:22:37 +03:00
Leonid Yuriev
d5658c496f mdbx: fix mp_txnid check for spilled pages. 
This is OMG stupid bug.

Тем не менее, ошибка не была замечена по трём причинам:
- some TODOs should be resolved, like [this](faddc71eac/src/core.c (4014)) and some others;
- test cases should be extended to triggering the page spilling threshold;
- mdbx_env_set_option() should be provide to tunning such threshold(s) (https://github.com/erthink/libmdbx/issues/128).

Resolves https://github.com/erthink/libmdbx/issues/126

Change-Id: If76336620aa83e6916e3aeaa838e0b6e68c34fd7
 2020-10-30 17:44:31 +03:00
Leonid Yuriev
16c900b0a1 mdbx: fix assertion inside mdbx_cursor_del0(). 
Change-Id: I87ad3777215bee8a2b19f53ec92299db89431fa4
 2020-10-29 00:55:42 +03:00
Leonid Yuriev
3fd079262c mdbx: fix extra-rare MDBX_KEY_EXIST during mdbx_commit(). 
The MDX_KEYEXISTS error could occur inside mdbx_update_gc() in the extremely rare case:

- no GC records was reclaimed before mdbx_txn_commit() called;

- there were few loose pages during the transaction;

- some reader prohibit reclaiming, therefore mdbx_page_alloc(MDBX_ALLOC_GC),
  which called for obtain present GC-record's Id, returns MDBX_NOTFOUND;

- immediately then the reader completes its transaction and unlocks reclaiming;

- mdbx_update_gc() decide that no reclaimable GC entries,
  i.e. no GC-entries with ID < find_oldest(),
  and it is safe to use find_oldest() - 1 to store loose page list;

- but find_oldest() actually returns new/larger ID than expected,
  So KEYEXISTS will returned if using this ID.

Change-Id: I9726217d6b5983f1e31a211c0eeb3edc8ff94282
 2020-10-26 14:37:16 +03:00
Leonid Yuriev
77e84ccca8 mdbx: refine mdbx_cursor_set() around the exact-flag. 
Change-Id: Ifbad6bb4a3a4eabaf85c7986f9566705d53c45b9
 2020-10-26 03:52:07 +03:00
Leonid Yuriev
7522246ccd mdbx: fix intenals for mdbx_get_equal_or_great(). 
Change-Id: I7b44df14c6f9ede4844d53e28c1b34d84fc664fa
 2020-10-26 00:42:21 +03:00
Leonid Yuriev
005517539b mdbx: adds SIGPIPE suppression inside the env_copy-thread. 
Change-Id: Ib7d22b8db7435b396bd997b65ae1d6d5d3431ba9
 2020-10-23 03:22:22 +03:00
Leonid Yuriev
fed14c8f4c mdbx: minor tweak mdbx_pages_xkeep(). 
Change-Id: I6df699aeb49640b0365918c33cff05dcbcef2b71
 2020-10-23 03:18:00 +03:00
Leonid Yuriev
55d190bad9 mdbx: avoid MDBX_TXN_FULL while searching for a large multi-page region. 
Resolves https://github.com/erthink/libmdbx/issues/123
but with TODO:
 - provide a user-configurable threshold instead of currently hard-coded default (MDBX_PNL_MAX/2).

Change-Id: Ia7bfd5f8d36e027444d234e3c3aabe4832313466
 2020-10-22 18:04:02 +03:00
Leonid Yuriev
8a7caec54a mdbx: cleanup deletion internals. 
Change-Id: Ibcc5e02d5274c4eac5d6f269bc2b029f6b30c5ab
 2020-10-22 16:28:44 +03:00
Leonid Yuriev
b0928219c3 mdbx: fast completion pure nested transactions. 
Change-Id: I467cc0f2f3e781bf23bf8c45eb021987ae7c123b
 2020-10-21 02:24:39 +03:00
Leonid Yuriev
daf37363b4 mdbx: fix cursor state after delete current entry. 
The fix affect enough of code sections,
so there is a chance that some more changes will be required.

Resolves https://github.com/erthink/libmdbx/issues/121
Related to https://github.com/ledgerwatch/turbo-geth/issues/1147

Change-Id: I45b7637516de410923a0d723dbda8d818662ba15
 2020-10-21 02:24:33 +03:00
Leonid Yuriev
b964b2abf5 mdbx: more spelling. 
Change-Id: I45e42c1d8ef51f910b8e41279b92e54a6b2ce772
 2020-10-21 01:00:48 +03:00
Leonid Yuriev
7001d971e1 mdbx: clarify/refine mdbx_flush_iov(). 
Change-Id: Ib9462efdbf97e42b1e80bf130f8150072102d9ed
 2020-10-21 01:00:48 +03:00
Leonid Yuriev
f73a8a8680 mdbx: add latency gathering for commit stages. 
Change-Id: If68ceb6e69e5e565ce9de0fd9a80424b6da280c5
 2020-10-21 01:00:48 +03:00
Leonid Yuriev
7cf92b66cf mdbx: add LIBMDBX_INLINE_API (both inline and non-inline of some API functions). 
Change-Id: I00c2b6d3d2a0467080791ea0c1c2242742a20c78
 2020-10-17 01:00:36 +03:00
Leonid Yuriev
38485c9f30 mdbx: minor refine cursor_sibling(). 
Change-Id: I2c92ef2c3081dfa0a9bdcd47de0f912a9927519e
 2020-10-16 18:57:07 +03:00
Leonid Yuriev
112ce742f5 mdbx: refine update_gc(). 
Change-Id: I877cdf2efb623c61dc810ec1cebb985fe925a120
 2020-10-12 00:09:06 +03:00
Leonid Yuriev
62da4db09a mdbx: fix/refine the use of C11 atomics. 
Change-Id: I5d925d4625b06296fd82f4b35ee36be682e7b2d3
 2020-10-11 18:54:07 +03:00
Leonid Yuriev
041a4c0aa5 mdbx: make enabling of read-ahead strategy more aggressive. 
Change-Id: I7765c1a1ac27db86ce9676846ec5a723860dc934
 2020-10-11 01:14:30 +03:00