mirror of https://github.com/sqlite/sqlite
Select the default page size for new databases based on the sector-size and IOCAP flags. (CVS 4286)
FossilOrigin-Name: 13dda2e8e879835c21e539ba3ff8f96face1af4c
This commit is contained in:
danielk1977
parent
f78799e637
commit
9663b8f92d
26
manifest
26
manifest
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@ -1,5 +1,5 @@
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C Remove\sunnecessary\ssqlite3MallocDisallow()\sthat\swas\spreventing\swin32\sfrom\nrunning.\s(CVS\s4285)
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D 2007-08-24T11:43:37
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C Select\sthe\sdefault\spage\ssize\sfor\snew\sdatabases\sbased\son\sthe\ssector-size\sand\sIOCAP\sflags.\s(CVS\s4286)
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D 2007-08-24T11:52:29
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F Makefile.in 0c0e53720f658c7a551046442dd7afba0b72bfbe
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F Makefile.linux-gcc 65241babba6faf1152bf86574477baab19190499
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F README 9c4e2d6706bdcc3efdd773ce752a8cdab4f90028
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@ -80,7 +80,7 @@ F src/alter.c f0aac0060ae8102e58f210b44d35b53438d53173
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F src/analyze.c a14237d869c6bea0846493b59317e4097e81a0b6
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F src/attach.c a52225c75b107be8c5bc144a2b6d20201be3f8f8
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F src/auth.c 083c1205b45e3f52291ec539d396b4fc557856b3
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F src/btree.c fe9d292cee1a7fee1e5834ecaa3eb2103f7398bc
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F src/btree.c dbb8ec48e619fc4900f42cafffc7de90b4b21250
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F src/btree.h 76c89673981cb77575300c0b78a76eaa00a28743
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F src/btreeInt.h 7fc6e51dc3d4bbed15639a8ea1aae737631d6670
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F src/build.c bc7406e2ea5bfa8276ee1abeae1db27a98fd0b33
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@ -115,7 +115,7 @@ F src/os_unix.c c45b20f868fab1178710ea2f1c8043ce706d3a99
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F src/os_unix.h 5768d56d28240d3fe4537fac08cc85e4fb52279e
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F src/os_win.c 1cb94dd33d38e01de82d77bef107c7f3323463ec
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F src/os_win.h 41a946bea10f61c158ce8645e7646b29d44f122b
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F src/pager.c a46c807f6c00d8172ea7f17b8bfd2c870d2e9d98
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F src/pager.c 6c9622a14f9778efb575072737c7f68c1ab95fe2
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F src/pager.h 53087c6fb9db01aed17c7fd044662a27507e89b8
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F src/parse.y 2d2ce439dc6184621fb0b86f4fc5aca7f391a590
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F src/pragma.c 9b989506a1b7c8aecd6befb8235e2f57a4aba7e5
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@ -128,7 +128,7 @@ F src/shell.c ac29402b538515fa4697282387be9c1205e6e9eb
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F src/sqlite.h.in 09a5256ee80dfc7cb4353739f78e4267be323574
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F src/sqlite3ext.h 9a26028378c288af500d8b94ed079666fed5806b
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F src/sqliteInt.h ea7a14a33c0a03479d2d98ce9ac83fe5e7f4bb55
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F src/sqliteLimit.h f14609c27636ebc217c9603ade26dbdd7d0f6afa
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F src/sqliteLimit.h 1bcbbdfa856f8b71b561abb31edb864b0eca1d12
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F src/table.c c725e47f6f3092b9a7b569fc58e408e2173ee008
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F src/tclsqlite.c d76af53f45c9e9f7f7d39531fa4c7bee7d0adad6
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F src/test1.c 8b20d1f05777ac480d3caf8d5f79ab7a543513fc
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@ -161,7 +161,7 @@ F src/vdbe.c 9d4d00589c174aad9a616f1615464ddddebba0ec
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F src/vdbe.h 001c5b257567c1d3de7feb2203aac71d0d7b16a3
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F src/vdbeInt.h 39fb069ce04137545ca0bc790f80ddc64a8c99d9
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F src/vdbeapi.c bdd0aea216744482dd1b7fab56de18ba5b6fbdf4
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F src/vdbeaux.c b040c3787ea1c32ba025b1c5822553469abe4efa
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F src/vdbeaux.c 692f0a7622057096476da552f1bbd88f59b852c6
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F src/vdbeblob.c d12ed95dac0992e1e372d079d76af047cc42f7c7
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F src/vdbefifo.c 334c838c8f42d61a94813d136019ee566b5dc2f6
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F src/vdbemem.c 896fa3f8df9d2661eb15c7ce361857741b447268
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@ -226,8 +226,8 @@ F test/corrupt.test 18c7a995b1af76a8c8600b996257f2c7b7bff083
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F test/corrupt2.test 572f8df0303d0ce63ddad5c5c9101a83a345ae46
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F test/corrupt3.test 263e8bb04e2728df832fddf6973cf54c91db0c32
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F test/crash.test 24020168cc42977a4dd83ff78d2b5eb6577715db
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F test/crash2.test 423c6ec404d15b7d7d0e40aef0a26740cce6075f
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F test/crash3.test 96eee2301b000264d355591fe650a9ad5ac01be9
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F test/crash2.test 26d7a4c5520201e5de2c696ea51ab946b59dc0e9
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F test/crash3.test 0b09687ae1a3ccbcefdfaeb4b963e26e36255d76
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F test/crashtest1.c 09c1c7d728ccf4feb9e481671e29dda5669bbcc2
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F test/createtab.test b562aba1a65be49935fc43a04e90766e39231804
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F test/date.test 4834d022b2fa5982cafed20938f7523a7475e4cd
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@ -320,7 +320,7 @@ F test/insert3.test 72ea6056811fd234f80d923f977c196089947381
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F test/insert4.test 1e27f0a3e5670d5f03c1636f699aa44270945bca
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F test/interrupt.test 81555fb0f8179bb2d0dc7151fd75428223f93cf2
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F test/intpkey.test af4fd826c4784ec5c93b444de07adea0254d0d30
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F test/io.test 689a16c1a4c9e42e132a02632a48fbe8c7b5cab6
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F test/io.test 29c016c1cc559520f8b76ed23e40d363a2c269d2
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F test/ioerr.test 491d42c49bbec598966d26b01ed7901f55e5ee2d
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F test/ioerr2.test f938eadb12108048813869b86beee4a2f98e34b8
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F test/join.test af0443185378b64878750aa1cf4b83c216f246b4
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@ -561,7 +561,7 @@ F www/tclsqlite.tcl 8be95ee6dba05eabcd27a9d91331c803f2ce2130
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F www/vdbe.tcl 87a31ace769f20d3627a64fa1fade7fed47b90d0
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F www/version3.tcl 890248cf7b70e60c383b0e84d77d5132b3ead42b
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F www/whentouse.tcl fc46eae081251c3c181bd79c5faef8195d7991a5
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P bdf5cb8d25d93d48220ce46acad2ccf967a87843
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R d4ea6f4d31089ad72edb88e7f5cbf0e5
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U drh
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Z dae02e174444912f0bfaae25113ff79b
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P eb6c98fc1097b327453d7e8ec8877101ea8187c3
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R 33f9af4f9be6e647c8b59a027b74b510
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U danielk1977
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Z ea44b5abf05f45dd9f144b230dd5f4ae
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@ -1 +1 @@
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eb6c98fc1097b327453d7e8ec8877101ea8187c3
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13dda2e8e879835c21e539ba3ff8f96face1af4c
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@ -9,7 +9,7 @@
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** May you share freely, never taking more than you give.
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**
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*************************************************************************
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** $Id: btree.c,v 1.411 2007/08/24 03:51:33 drh Exp $
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** $Id: btree.c,v 1.412 2007/08/24 11:52:29 danielk1977 Exp $
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**
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** This file implements a external (disk-based) database using BTrees.
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** See the header comment on "btreeInt.h" for additional information.
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@ -1199,7 +1199,7 @@ int sqlite3BtreeOpen(
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pBt->pageSize = get2byte(&zDbHeader[16]);
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if( pBt->pageSize<512 || pBt->pageSize>SQLITE_MAX_PAGE_SIZE
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|| ((pBt->pageSize-1)&pBt->pageSize)!=0 ){
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pBt->pageSize = SQLITE_DEFAULT_PAGE_SIZE;
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pBt->pageSize = sqlite3PagerSetPagesize(pBt->pPager, 0);
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pBt->maxEmbedFrac = 64; /* 25% */
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pBt->minEmbedFrac = 32; /* 12.5% */
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pBt->minLeafFrac = 32; /* 12.5% */
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46
src/pager.c
46
src/pager.c
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@ -18,7 +18,7 @@
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** file simultaneously, or one process from reading the database while
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** another is writing.
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**
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** @(#) $Id: pager.c,v 1.373 2007/08/24 08:15:54 danielk1977 Exp $
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** @(#) $Id: pager.c,v 1.374 2007/08/24 11:52:29 danielk1977 Exp $
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*/
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#ifndef SQLITE_OMIT_DISKIO
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#include "sqliteInt.h"
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@ -1857,7 +1857,7 @@ static int sqlite3PagerOpentemp(
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** last page is released using sqlite3PagerUnref().
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**
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** If zFilename is NULL then a randomly-named temporary file is created
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** and used as the file to be cached. The file will be deleted
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** and
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** automatically when it is closed.
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**
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** If zFilename is ":memory:" then all information is held in cache.
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@ -1881,6 +1881,7 @@ int sqlite3PagerOpen(
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int useJournal = (flags & PAGER_OMIT_JOURNAL)==0;
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int noReadlock = (flags & PAGER_NO_READLOCK)!=0;
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int journalFileSize = sqlite3JournalSize(pVfs);
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int nDefaultPage = SQLITE_DEFAULT_PAGE_SIZE; /* Default page size. */
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/* The default return is a NULL pointer */
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*ppPager = 0;
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int fout = 0;
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rc = sqlite3OsOpen(pVfs, pPager->zFilename, pPager->fd, oflag, &fout);
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readOnly = (fout&SQLITE_OPEN_READONLY);
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/* If the file was successfully opened for read/write access,
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** choose a default page size in case we have to create the
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** database file. The default page size is the maximum of:
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**
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** + SQLITE_DEFAULT_PAGE_SIZE,
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** + The value returned by sqlite3OsSectorSize()
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** + The largest page size that can be written atomically.
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*/
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if( rc==SQLITE_OK && !readOnly ){
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int iSectorSize = sqlite3OsSectorSize(pPager->fd);
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if( nDefaultPage<iSectorSize ){
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nDefaultPage = iSectorSize;
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}
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#ifdef SQLITE_ENABLE_ATOMIC_WRITE
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{
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int iDc = sqlite3OsDeviceCharacteristics(pPager->fd);
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int ii;
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assert(SQLITE_IOCAP_ATOMIC512==(512>>8));
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assert(SQLITE_IOCAP_ATOMIC64K==(65536>>8));
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assert(SQLITE_MAX_DEFAULT_PAGE_SIZE<=65536);
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for(ii=nDefaultPage; ii<=SQLITE_MAX_DEFAULT_PAGE_SIZE; ii=ii*2){
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if( iDc&(SQLITE_IOCAP_ATOMIC|(ii>>8)) ) nDefaultPage = ii;
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}
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}
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#endif
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if( nDefaultPage>SQLITE_MAX_DEFAULT_PAGE_SIZE ){
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nDefaultPage = SQLITE_MAX_DEFAULT_PAGE_SIZE;
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}
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}
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}
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}
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}
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@ -1937,7 +1968,7 @@ int sqlite3PagerOpen(
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}
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if( pPager && rc==SQLITE_OK ){
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pPager->pTmpSpace = (char *)sqlite3_malloc(SQLITE_DEFAULT_PAGE_SIZE);
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pPager->pTmpSpace = (char *)sqlite3_malloc(nDefaultPage);
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}
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/* If an error occured in either of the blocks above.
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@ -1970,7 +2001,7 @@ int sqlite3PagerOpen(
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/* pPager->stmtInUse = 0; */
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/* pPager->nRef = 0; */
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pPager->dbSize = memDb-1;
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pPager->pageSize = SQLITE_DEFAULT_PAGE_SIZE;
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pPager->pageSize = nDefaultPage;
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/* pPager->stmtSize = 0; */
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/* pPager->stmtJSize = 0; */
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/* pPager->nPage = 0; */
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@ -2056,11 +2087,12 @@ void sqlite3PagerSetReiniter(Pager *pPager, void (*xReinit)(DbPage*,int)){
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** and returned.
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*/
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int sqlite3PagerSetPagesize(Pager *pPager, int pageSize){
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assert( pageSize>=512 && pageSize<=SQLITE_MAX_PAGE_SIZE );
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if( !pPager->memDb && pPager->nRef==0 ){
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assert( pageSize==0 || (pageSize>=512 && pageSize<=SQLITE_MAX_PAGE_SIZE) );
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if( pageSize && !pPager->memDb && pPager->nRef==0 ){
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pagerEnter(pPager);
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pager_reset(pPager);
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pPager->pageSize = pageSize;
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setSectorSize(pPager);
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pagerLeave(pPager);
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sqlite3_free(pPager->pTmpSpace);
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pPager->pTmpSpace = sqlite3_malloc(pageSize);
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@ -4285,7 +4317,7 @@ int sqlite3PagerCommitPhaseOne(Pager *pPager, const char *zMaster, Pgno nTrunc){
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pPager->pDirty = 0;
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/* Sync the database file. */
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if( !pPager->noSync ){
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if( !pPager->noSync ){
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rc = sqlite3OsSync(pPager->fd, pPager->sync_flags);
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}
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IOTRACE(("DBSYNC %p\n", pPager))
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**
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** This file defines various limits of what SQLite can process.
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**
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** @(#) $Id: sqliteLimit.h,v 1.1 2007/06/19 15:23:48 drh Exp $
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** @(#) $Id: sqliteLimit.h,v 1.2 2007/08/24 11:52:29 danielk1977 Exp $
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*/
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/*
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# define SQLITE_DEFAULT_PAGE_SIZE 1024
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#endif
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/*
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** Ordinarily, if no value is explicitly provided, SQLite creates databases
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** with page size SQLITE_DEFAULT_PAGE_SIZE. However, based on certain
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** device characteristics (sector-size and atomic write() support),
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** SQLite may choose a larger value. This constant is the maximum value
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** SQLite will choose on it's own.
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*/
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#ifndef SQLITE_MAX_DEFAULT_PAGE_SIZE
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# define SQLITE_MAX_DEFAULT_PAGE_SIZE 8192
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#endif
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/* Maximum page size. The upper bound on this value is 32768. This a limit
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** imposed by the necessity of storing the value in a 2-byte unsigned integer
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** and the fact that the page size must be a power of 2.
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@ -1192,10 +1192,12 @@ static int vdbeCommit(sqlite3 *db){
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}
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}
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/* Sync the master journal file. */
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/* Sync the master journal file. If the IOCAP_SEQUENTIAL device
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** flag is set this is not required.
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*/
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zMainFile = sqlite3BtreeGetDirname(db->aDb[0].pBt);
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if( (needSync
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&& (0==(sqlite3OsDeviceCharacteristics(pMaster)&SQLITE_IOCAP_SEQUENTIAL))
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&& (rc=sqlite3OsSync(pMaster, SQLITE_SYNC_NORMAL))!=SQLITE_OK) ){
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sqlite3OsCloseFree(pMaster);
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sqlite3OsDelete(pVfs, zMaster, 0);
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# specifically, the tests in this file verify this functionality
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# for storage mediums with various sector sizes.
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#
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# $Id: crash2.test,v 1.4 2007/04/06 21:42:22 drh Exp $
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# $Id: crash2.test,v 1.5 2007/08/24 11:52:29 danielk1977 Exp $
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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@ -26,6 +26,8 @@ ifcapable !crashtest {
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return
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}
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db close
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# This test is designed to check that the crash-test infrastructure
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# can create files that do not consist of an integer number of
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# simulated disk blocks (i.e. 3KB file using 2KB disk blocks).
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@ -33,6 +35,7 @@ ifcapable !crashtest {
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do_test crash2-1.1 {
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crashsql -delay 500 -file test.db -blocksize 2048 {
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PRAGMA auto_vacuum=OFF;
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PRAGMA page_size=1024;
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BEGIN;
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CREATE TABLE abc AS SELECT 1 AS a, 2 AS b, 3 AS c;
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CREATE TABLE def AS SELECT 1 AS d, 2 AS e, 3 AS f;
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@ -53,10 +56,11 @@ for {set ii 0} {$ii < 5} {incr ii} {
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# of different seeds for the random number generator.
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#
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do_test crash2-1.2.$ii {
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crashsql -file test.db -blocksize 2048 "
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crashsql -file test.db -blocksize 2048 [subst {
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[string repeat {SELECT random();} $ii]
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CREATE TABLE hij(h, i, j);
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"
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}]
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sqlite3 db test.db
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db eval {PRAGMA integrity_check}
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} {ok}
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}
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@ -86,7 +90,8 @@ do_test crash2-2.0 {
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for {set i 1} {$i < 30} {incr i} {
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set sig [signature]
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set sector [expr 1024 * 1<<($i%4)]
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do_test crash-2.$i.1 {
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db close
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do_test crash2-2.$i.1 {
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crashsql -blocksize $sector -delay [expr $i%5 + 1] -file test.db-journal "
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BEGIN;
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SELECT random() FROM abc LIMIT $i;
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@ -95,7 +100,8 @@ for {set i 1} {$i < 30} {incr i} {
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COMMIT;
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"
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} {1 {child process exited abnormally}}
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do_test crash-2.$i.2 {
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do_test crash2-2.$i.2 {
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sqlite3 db test.db
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signature
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} $sig
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}
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@ -107,7 +113,8 @@ for {set i 1} {$i < 30} {incr i} {
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for {set i 1} {$i < 10} {incr i} {
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set sig [signature]
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set sector [expr 1024 * 1<<($i%4)]
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do_test crash-3.$i.1 {
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||||
db close
|
||||
do_test crash2-3.$i.1 {
|
||||
crashsql -blocksize $sector -file test.db "
|
||||
BEGIN;
|
||||
SELECT random() FROM abc LIMIT $i;
|
||||
|
|
@ -116,7 +123,8 @@ for {set i 1} {$i < 10} {incr i} {
|
|||
COMMIT;
|
||||
"
|
||||
} {1 {child process exited abnormally}}
|
||||
do_test crash-3.$i.2 {
|
||||
do_test crash2-3.$i.2 {
|
||||
sqlite3 db test.db
|
||||
signature
|
||||
} $sig
|
||||
}
|
||||
|
|
|
|||
|
|
@ -13,7 +13,7 @@
|
|||
# databases after crashes when using the special IO modes triggered
|
||||
# by device IOCAP flags.
|
||||
#
|
||||
# $Id: crash3.test,v 1.2 2007/08/24 08:15:54 danielk1977 Exp $
|
||||
# $Id: crash3.test,v 1.3 2007/08/24 11:52:29 danielk1977 Exp $
|
||||
|
||||
set testdir [file dirname $argv0]
|
||||
source $testdir/tester.tcl
|
||||
|
|
@ -77,6 +77,7 @@ foreach {sql res2} [list \
|
|||
sqlite3 db test.db
|
||||
do_test crash3-1.$tn.1 {
|
||||
execsql {
|
||||
PRAGMA page_size = 1024;
|
||||
BEGIN;
|
||||
CREATE TABLE abc(a, b, c);
|
||||
INSERT INTO abc VALUES(1, 2, 3);
|
||||
|
|
|
|||
37
test/io.test
37
test/io.test
|
|
@ -13,7 +13,7 @@
|
|||
# IO traffic generated by SQLite (making sure SQLite is not writing out
|
||||
# more database pages than it has to, stuff like that).
|
||||
#
|
||||
# $Id: io.test,v 1.5 2007/08/23 16:27:21 danielk1977 Exp $
|
||||
# $Id: io.test,v 1.6 2007/08/24 11:52:29 danielk1977 Exp $
|
||||
|
||||
set testdir [file dirname $argv0]
|
||||
source $testdir/tester.tcl
|
||||
|
|
@ -32,6 +32,9 @@ source $testdir/tester.tcl
|
|||
# IOCAP_SAFE_APPEND device capability flag is set (fewer
|
||||
# fsync() calls on the journal file, no need to set nRec
|
||||
# field in the single journal header).
|
||||
#
|
||||
# io-5.* - Test that the default page size is selected and used
|
||||
# correctly.
|
||||
#
|
||||
|
||||
set ::nWrite 0
|
||||
|
|
@ -228,6 +231,7 @@ file delete -force test2.db test2.db-journal
|
|||
do_test io-2.7.1 {
|
||||
execsql {
|
||||
ATTACH 'test2.db' AS aux;
|
||||
PRAGMA aux.page_size = 1024;
|
||||
CREATE TABLE aux.abc2(a, b);
|
||||
BEGIN;
|
||||
INSERT INTO abc VALUES(9, 10);
|
||||
|
|
@ -463,6 +467,37 @@ do_test io-4.3.4 {
|
|||
file size test.db-journal
|
||||
} [expr 1024 + (1024+8)*41]
|
||||
|
||||
#----------------------------------------------------------------------
|
||||
# Test cases io-5.* test that the default page size is selected and
|
||||
# used correctly.
|
||||
#
|
||||
set tn 0
|
||||
foreach {char sectorsize pgsize} {
|
||||
{} 512 1024
|
||||
{} 1024 1024
|
||||
{} 2048 2048
|
||||
{} 8192 8192
|
||||
{} 16384 8192
|
||||
{atomic} 512 8192
|
||||
{atomic512} 512 1024
|
||||
{atomic2K} 512 2048
|
||||
{atomic2K} 4096 4096
|
||||
{atomic2K atomic} 512 8192
|
||||
{atomic64K} 512 1024
|
||||
} {
|
||||
incr tn
|
||||
db close
|
||||
file delete -force test.db test.db-journal
|
||||
sqlite3_simulate_device -char $char -sectorsize $sectorsize
|
||||
sqlite3 db test.db
|
||||
do_test io-5.$tn {
|
||||
execsql {
|
||||
CREATE TABLE abc(a, b, c);
|
||||
}
|
||||
expr {[file size test.db]/2}
|
||||
} $pgsize
|
||||
}
|
||||
|
||||
sqlite3_simulate_device -char {} -sectorsize 0
|
||||
finish_test
|
||||
|
||||
|
|
|
|||
Loading…
Reference in New Issue