This is odd -- is it reproducible? Can you narrow it down to a small set of docs that when indexed produce a corrupted index?
If you attempt to optimize the index, does it fail? Mike On Tue, Oct 27, 2009 at 1:40 PM, Peter Keegan <peterlkee...@gmail.com> wrote: > It seems the index is corrupted immediately after the initial build (ample > disk space was provided): > > Output from CheckIndex: > > Opening index @ D:\mnsavs\lresumes1\lresumes1.luc\lresumes1.search.main.2 > > Segments file=segments_3 numSegments=1 version=FORMAT_DIAGNOSTICS [Lucene > 2.9] > 1 of 1: name=_7 docCount=1077025 > compound=false > hasProx=true > numFiles=8 > size (MB)=3,201.196 > diagnostics = {optimize=true, mergeFactor=7, os.version=5.2, os=Windows > 2003, mergeDocStores=false, lucene.version=2.9 exported - 2009-10-26 > 07:58:55, source=merge, os.arch=amd64, java.version=1.6.0_03, > java.vendor=Sun Microsystems Inc.} > docStoreOffset=0 > docStoreSegment=_0 > docStoreIsCompoundFile=false > no deletions > test: open reader.........OK > test: fields..............OK [33 fields] > test: field norms.........OK [33 fields] > test: terms, freq, prox...ERROR [term contents:? docFreq=1 != num docs > seen 482 + num docs deleted 0] > java.lang.RuntimeException: term contents:? docFreq=1 != num docs seen 482 + > num docs deleted 0 > at org.apache.lucene.index.CheckIndex.testTermIndex(CheckIndex.java:675) > at org.apache.lucene.index.CheckIndex.checkIndex(CheckIndex.java:530) > at org.apache.lucene.index.CheckIndex.main(CheckIndex.java:903) > test: stored fields.......OK [3231075 total field count; avg 3 fields > per doc] > test: term vectors........OK [0 total vector count; avg 0 term/freq > vector fields per doc] > FAILED > WARNING: fixIndex() would remove reference to this segment; full > exception: > java.lang.RuntimeException: Term Index test failed > at org.apache.lucene.index.CheckIndex.checkIndex(CheckIndex.java:543) > at org.apache.lucene.index.CheckIndex.main(CheckIndex.java:903) > > WARNING: 1 broken segments (containing 1077025 documents) detected > WARNING: would write new segments file, and 1077025 documents would be lost, > if -fix were specified > > Searching on this index seems to be fine, though. > > Here is the IndexWriter log from the build: > > IFD [Indexer]: setInfoStream > deletionpolicy=org.apache.lucene.index.keeponlylastcommitdeletionpol...@2a9cfec1 > IW 0 [Indexer]: setInfoStream: > dir=org.apache.lucene.store.simplefsdirect...@d:\mnsavs\lresumes1\lresumes1.luc\lresumes1.update.main.2 > autoCommit=false > mergepolicy=org.apache.lucene.index.logbytesizemergepol...@291946c2mergescheduler=org.apache.lucene.index.concurrentmergescheduler@3a747fa2ramBufferSizeMB=16.0 > maxBufferedDocs=-1 maxBuffereDeleteTerms=-1 > maxFieldLength=2147483647 index= > IW 0 [Indexer]: setRAMBufferSizeMB 910.25 > IW 0 [Indexer]: setMaxBufferedDocs 1000000 > IW 0 [Indexer]: flush at getReader > IW 0 [Indexer]: flush: segment=null docStoreSegment=null docStoreOffset=0 > flushDocs=false flushDeletes=true flushDocStores=false numDocs=0 > numBufDelTerms=0 > IW 0 [Indexer]: index before flush > IW 0 [UpdWriterBuild]: DW: RAM: now flush @ usedMB=886.463 allocMB=886.463 > deletesMB=23.803 triggerMB=910.25 > IW 0 [UpdWriterBuild]: flush: segment=_0 docStoreSegment=_0 > docStoreOffset=0 flushDocs=true flushDeletes=false flushDocStores=false > numDocs=171638 numBufDelTerms=171638 > IW 0 [UpdWriterBuild]: index before flush > IW 0 [UpdWriterBuild]: DW: flush postings as segment _0 numDocs=171638 > IW 0 [UpdWriterBuild]: DW: oldRAMSize=929523712 newFlushedSize=573198529 > docs/MB=313.985 new/old=61.666% > IFD [UpdWriterBuild]: now checkpoint "segments_1" [1 segments ; isCommit = > false] > IFD [UpdWriterBuild]: now checkpoint "segments_1" [1 segments ; isCommit = > false] > IW 0 [UpdWriterBuild]: LMP: findMerges: 1 segments > IW 0 [UpdWriterBuild]: LMP: level 8.008305 to 8.758305: 1 segments > IW 0 [UpdWriterBuild]: CMS: now merge > IW 0 [UpdWriterBuild]: CMS: index: _0:C171638->_0 > IW 0 [UpdWriterBuild]: CMS: no more merges pending; now return > IW 0 [UpdWriterBuild]: DW: RAM: now flush @ usedMB=857.977 allocMB=901.32 > deletesMB=52.274 triggerMB=910.25 > IW 0 [UpdWriterBuild]: flush: segment=_1 docStoreSegment=_0 > docStoreOffset=171638 flushDocs=true flushDeletes=false flushDocStores=false > numDocs=204995 numBufDelTerms=204995 > IW 0 [UpdWriterBuild]: index before flush _0:C171638->_0 > IW 0 [UpdWriterBuild]: DW: flush postings as segment _1 numDocs=204995 > IW 0 [UpdWriterBuild]: DW: oldRAMSize=899653632 newFlushedSize=544283851 > docs/MB=394.928 new/old=60.499% > IFD [UpdWriterBuild]: now checkpoint "segments_1" [2 segments ; isCommit = > false] > IFD [UpdWriterBuild]: now checkpoint "segments_1" [2 segments ; isCommit = > false] > IW 0 [UpdWriterBuild]: LMP: findMerges: 2 segments > IW 0 [UpdWriterBuild]: LMP: level 8.008305 to 8.758305: 2 segments > IW 0 [UpdWriterBuild]: CMS: now merge > IW 0 [UpdWriterBuild]: CMS: index: _0:C171638->_0 _1:C204995->_0 > IW 0 [UpdWriterBuild]: CMS: no more merges pending; now return > IW 0 [UpdWriterBuild]: DW: RAM: now balance allocations: usedMB=834.645 vs > trigger=910.25 allocMB=901.32 deletesMB=75.627 vs trigger=955.762 > byteBlockFree=35.938 charBlockFree=8.938 > IW 0 [UpdWriterBuild]: DW: nothing to free > IW 0 [UpdWriterBuild]: DW: after free: freedMB=66.613 usedMB=910.272 > allocMB=834.707 > IW 0 [UpdWriterBuild]: flush: segment=_2 docStoreSegment=_0 > docStoreOffset=376633 flushDocs=true flushDeletes=false flushDocStores=false > numDocs=168236 numBufDelTerms=168236 > IW 0 [UpdWriterBuild]: index before flush _0:C171638->_0 _1:C204995->_0 > IW 0 [UpdWriterBuild]: DW: flush postings as segment _2 numDocs=168236 > IW 0 [UpdWriterBuild]: DW: oldRAMSize=875188224 newFlushedSize=530720464 > docs/MB=332.394 new/old=60.641% > IFD [UpdWriterBuild]: now checkpoint "segments_1" [3 segments ; isCommit = > false] > IFD [UpdWriterBuild]: now checkpoint "segments_1" [3 segments ; isCommit = > false] > IW 0 [UpdWriterBuild]: LMP: findMerges: 3 segments > IW 0 [UpdWriterBuild]: LMP: level 8.008305 to 8.758305: 3 segments > IW 0 [UpdWriterBuild]: CMS: now merge > IW 0 [UpdWriterBuild]: CMS: index: _0:C171638->_0 _1:C204995->_0 > _2:C168236->_0 > IW 0 [UpdWriterBuild]: CMS: no more merges pending; now return > IW 0 [UpdWriterBuild]: DW: RAM: now flush @ usedMB=814.282 allocMB=835.832 > deletesMB=95.997 triggerMB=910.25 > IW 0 [UpdWriterBuild]: flush: segment=_3 docStoreSegment=_0 > docStoreOffset=544869 flushDocs=true flushDeletes=false flushDocStores=false > numDocs=146894 numBufDelTerms=146894 > IW 0 [UpdWriterBuild]: index before flush _0:C171638->_0 _1:C204995->_0 > _2:C168236->_0 > IW 0 [UpdWriterBuild]: DW: flush postings as segment _3 numDocs=146894 > IW 0 [UpdWriterBuild]: DW: oldRAMSize=853836800 newFlushedSize=522388771 > docs/MB=294.856 new/old=61.181% > IFD [UpdWriterBuild]: now checkpoint "segments_1" [4 segments ; isCommit = > false] > IFD [UpdWriterBuild]: now checkpoint "segments_1" [4 segments ; isCommit = > false] > IW 0 [UpdWriterBuild]: LMP: findMerges: 4 segments > IW 0 [UpdWriterBuild]: LMP: level 8.008305 to 8.758305: 4 segments > IW 0 [UpdWriterBuild]: CMS: now merge > IW 0 [UpdWriterBuild]: CMS: index: _0:C171638->_0 _1:C204995->_0 > _2:C168236->_0 _3:C146894->_0 > IW 0 [UpdWriterBuild]: CMS: no more merges pending; now return > IW 0 [UpdWriterBuild]: DW: RAM: now flush @ usedMB=791.724 allocMB=835.832 > deletesMB=118.535 triggerMB=910.25 > IW 0 [UpdWriterBuild]: flush: segment=_4 docStoreSegment=_0 > docStoreOffset=691763 flushDocs=true flushDeletes=false flushDocStores=false > numDocs=162034 numBufDelTerms=162034 > IW 0 [UpdWriterBuild]: index before flush _0:C171638->_0 _1:C204995->_0 > _2:C168236->_0 _3:C146894->_0 > IW 0 [UpdWriterBuild]: DW: flush postings as segment _4 numDocs=162034 > IW 0 [UpdWriterBuild]: DW: oldRAMSize=830182400 newFlushedSize=498741034 > docs/MB=340.668 new/old=60.076% > IFD [UpdWriterBuild]: now checkpoint "segments_1" [5 segments ; isCommit = > false] > IFD [UpdWriterBuild]: now checkpoint "segments_1" [5 segments ; isCommit = > false] > IW 0 [UpdWriterBuild]: LMP: findMerges: 5 segments > IW 0 [UpdWriterBuild]: LMP: level 8.008305 to 8.758305: 5 segments > IW 0 [UpdWriterBuild]: CMS: now merge > IW 0 [UpdWriterBuild]: CMS: index: _0:C171638->_0 _1:C204995->_0 > _2:C168236->_0 _3:C146894->_0 _4:C162034->_0 > IW 0 [UpdWriterBuild]: CMS: no more merges pending; now return > IW 0 [UpdWriterBuild]: DW: RAM: now balance allocations: usedMB=771.396 vs > trigger=910.25 allocMB=835.832 deletesMB=138.875 vs trigger=955.762 > byteBlockFree=39.688 charBlockFree=7.188 > IW 0 [UpdWriterBuild]: DW: nothing to free > IW 0 [UpdWriterBuild]: DW: after free: freedMB=64.374 usedMB=910.271 > allocMB=771.458 > IW 0 [UpdWriterBuild]: flush: segment=_5 docStoreSegment=_0 > docStoreOffset=853797 flushDocs=true flushDeletes=false flushDocStores=false > numDocs=146250 numBufDelTerms=146250 > IW 0 [UpdWriterBuild]: index before flush _0:C171638->_0 _1:C204995->_0 > _2:C168236->_0 _3:C146894->_0 _4:C162034->_0 > IW 0 [UpdWriterBuild]: DW: flush postings as segment _5 numDocs=146250 > IW 0 [UpdWriterBuild]: DW: oldRAMSize=808866816 newFlushedSize=485212402 > docs/MB=316.056 new/old=59.987% > IFD [UpdWriterBuild]: now checkpoint "segments_1" [6 segments ; isCommit = > false] > IFD [UpdWriterBuild]: now checkpoint "segments_1" [6 segments ; isCommit = > false] > IW 0 [UpdWriterBuild]: LMP: findMerges: 6 segments > IW 0 [UpdWriterBuild]: LMP: level 8.008305 to 8.758305: 6 segments > IW 0 [UpdWriterBuild]: CMS: now merge > IW 0 [UpdWriterBuild]: CMS: index: _0:C171638->_0 _1:C204995->_0 > _2:C168236->_0 _3:C146894->_0 _4:C162034->_0 _5:C146250->_0 > IW 0 [UpdWriterBuild]: CMS: no more merges pending; now return > IW 0 [Indexer]: commit: start > IW 0 [Indexer]: commit: now prepare > IW 0 [Indexer]: prepareCommit: flush > IW 0 [Indexer]: flush: segment=_6 docStoreSegment=_0 > docStoreOffset=1000047 flushDocs=true flushDeletes=true flushDocStores=true > numDocs=76978 numBufDelTerms=76978 > IW 0 [Indexer]: index before flush _0:C171638->_0 _1:C204995->_0 > _2:C168236->_0 _3:C146894->_0 _4:C162034->_0 _5:C146250->_0 > IW 0 [Indexer]: flush shared docStore segment _0 > IW 0 [Indexer]: DW: closeDocStore: 2 files to flush to segment _0 > numDocs=1077025 > IW 0 [Indexer]: DW: flush postings as segment _6 numDocs=76978 > IW 0 [Indexer]: DW: oldRAMSize=486968320 newFlushedSize=273168136 > docs/MB=295.486 new/old=56.096% > IFD [Indexer]: now checkpoint "segments_1" [7 segments ; isCommit = false] > IW 0 [Indexer]: DW: apply 1077025 buffered deleted terms and 0 deleted > docIDs and 0 deleted queries on 7 segments. > IFD [Indexer]: now checkpoint "segments_1" [7 segments ; isCommit = false] > IW 0 [Indexer]: LMP: findMerges: 7 segments > IW 0 [Indexer]: LMP: level 8.008305 to 8.758305: 7 segments > IW 0 [Indexer]: CMS: now merge > IW 0 [Indexer]: CMS: index: _0:C171638->_0 _1:C204995->_0 _2:C168236->_0 > _3:C146894->_0 _4:C162034->_0 _5:C146250->_0 _6:C76978->_0 > IW 0 [Indexer]: CMS: no more merges pending; now return > IW 0 [Indexer]: startCommit(): start sizeInBytes=0 > IW 0 [Indexer]: startCommit index=_0:C171638->_0 _1:C204995->_0 > _2:C168236->_0 _3:C146894->_0 _4:C162034->_0 _5:C146250->_0 _6:C76978->_0 > changeCount=21 > IW 0 [Indexer]: now sync _0.tis > IW 0 [Indexer]: now sync _5.prx > IW 0 [Indexer]: now sync _3.frq > IW 0 [Indexer]: now sync _3.tii > IW 0 [Indexer]: now sync _1.frq > IW 0 [Indexer]: now sync _6.frq > IW 0 [Indexer]: now sync _4.prx > IW 0 [Indexer]: now sync _4.fnm > IW 0 [Indexer]: now sync _2.tii > IW 0 [Indexer]: now sync _3.fnm > IW 0 [Indexer]: now sync _1.fnm > IW 0 [Indexer]: now sync _6.tis > IW 0 [Indexer]: now sync _4.frq > IW 0 [Indexer]: now sync _5.nrm > IW 0 [Indexer]: now sync _5.tis > IW 0 [Indexer]: now sync _1.tii > IW 0 [Indexer]: now sync _4.tis > IW 0 [Indexer]: now sync _0.prx > IW 0 [Indexer]: now sync _3.nrm > IW 0 [Indexer]: now sync _4.tii > IW 0 [Indexer]: now sync _0.nrm > IW 0 [Indexer]: now sync _5.fnm > IW 0 [Indexer]: now sync _1.tis > IW 0 [Indexer]: now sync _0.fnm > IW 0 [Indexer]: now sync _2.prx > IW 0 [Indexer]: now sync _6.tii > IW 0 [Indexer]: now sync _4.nrm > IW 0 [Indexer]: now sync _2.frq > IW 0 [Indexer]: now sync _5.frq > IW 0 [Indexer]: now sync _3.prx > IW 0 [Indexer]: now sync _5.tii > IW 0 [Indexer]: now sync _2.fnm > IW 0 [Indexer]: now sync _1.prx > IW 0 [Indexer]: now sync _2.tis > IW 0 [Indexer]: now sync _0.tii > IW 0 [Indexer]: now sync _6.prx > IW 0 [Indexer]: now sync _0.frq > IW 0 [Indexer]: now sync _6.fnm > IW 0 [Indexer]: now sync _0.fdx > IW 0 [Indexer]: now sync _6.nrm > IW 0 [Indexer]: now sync _0.fdt > IW 0 [Indexer]: now sync _1.nrm > IW 0 [Indexer]: now sync _2.nrm > IW 0 [Indexer]: now sync _3.tis > IW 0 [Indexer]: done all syncs > IW 0 [Indexer]: commit: pendingCommit != null > IW 0 [Indexer]: commit: wrote segments file "segments_2" > IFD [Indexer]: now checkpoint "segments_2" [7 segments ; isCommit = true] > IFD [Indexer]: deleteCommits: now decRef commit "segments_1" > IFD [Indexer]: delete "segments_1" > IW 0 [Indexer]: commit: done > IW 0 [Indexer]: optimize: index now _0:C171638->_0 _1:C204995->_0 > _2:C168236->_0 _3:C146894->_0 _4:C162034->_0 _5:C146250->_0 _6:C76978->_0 > IW 0 [Indexer]: flush: segment=null docStoreSegment=_6 docStoreOffset=0 > flushDocs=false flushDeletes=true flushDocStores=false numDocs=0 > numBufDelTerms=0 > IW 0 [Indexer]: index before flush _0:C171638->_0 _1:C204995->_0 > _2:C168236->_0 _3:C146894->_0 _4:C162034->_0 _5:C146250->_0 _6:C76978->_0 > IW 0 [Indexer]: add merge to pendingMerges: _0:C171638->_0 _1:C204995->_0 > _2:C168236->_0 _3:C146894->_0 _4:C162034->_0 _5:C146250->_0 _6:C76978->_0 > [optimize] [total 1 pending] > IW 0 [Indexer]: CMS: now merge > IW 0 [Indexer]: CMS: index: _0:C171638->_0 _1:C204995->_0 _2:C168236->_0 > _3:C146894->_0 _4:C162034->_0 _5:C146250->_0 _6:C76978->_0 > IW 0 [Indexer]: CMS: consider merge _0:C171638->_0 _1:C204995->_0 > _2:C168236->_0 _3:C146894->_0 _4:C162034->_0 _5:C146250->_0 _6:C76978->_0 > into _7 [optimize] > IW 0 [Indexer]: CMS: launch new thread [Lucene Merge Thread #0] > IW 0 [Indexer]: CMS: no more merges pending; now return > IW 0 [Lucene Merge Thread #0]: CMS: merge thread: start > IW 0 [Lucene Merge Thread #0]: now merge > merge=_0:C171638->_0 _1:C204995->_0 _2:C168236->_0 _3:C146894->_0 > _4:C162034->_0 _5:C146250->_0 _6:C76978->_0 into _7 [optimize] > merge=org.apache.lucene.index.mergepolicy$oneme...@78688954 > index=_0:C171638->_0 _1:C204995->_0 _2:C168236->_0 _3:C146894->_0 > _4:C162034->_0 _5:C146250->_0 _6:C76978->_0 > IW 0 [Lucene Merge Thread #0]: merging _0:C171638->_0 _1:C204995->_0 > _2:C168236->_0 _3:C146894->_0 _4:C162034->_0 _5:C146250->_0 _6:C76978->_0 > into _7 [optimize] > IW 0 [Lucene Merge Thread #0]: merge: total 1077025 docs > IW 0 [Lucene Merge Thread #0]: commitMerge: _0:C171638->_0 _1:C204995->_0 > _2:C168236->_0 _3:C146894->_0 _4:C162034->_0 _5:C146250->_0 _6:C76978->_0 > into _7 [optimize] index=_0:C171638->_0 _1:C204995->_0 _2:C168236->_0 > _3:C146894->_0 _4:C162034->_0 _5:C146250->_0 _6:C76978->_0 > IW 0 [Lucene Merge Thread #0]: commitMergeDeletes _0:C171638->_0 > _1:C204995->_0 _2:C168236->_0 _3:C146894->_0 _4:C162034->_0 _5:C146250->_0 > _6:C76978->_0 into _7 [optimize] > IFD [Lucene Merge Thread #0]: now checkpoint "segments_2" [1 segments ; > isCommit = false] > IW 0 [Lucene Merge Thread #0]: CMS: merge thread: done > IW 0 [Indexer]: now flush at close > IW 0 [Indexer]: flush: segment=null docStoreSegment=_6 docStoreOffset=0 > flushDocs=false flushDeletes=true flushDocStores=true numDocs=0 > numBufDelTerms=0 > IW 0 [Indexer]: index before flush _7:C1077025->_0 > IW 0 [Indexer]: flush shared docStore segment _6 > IW 0 [Indexer]: DW: closeDocStore: 0 files to flush to segment _6 numDocs=0 > IW 0 [Indexer]: CMS: now merge > IW 0 [Indexer]: CMS: index: _7:C1077025->_0 > IW 0 [Indexer]: CMS: no more merges pending; now return > IW 0 [Indexer]: now call final commit() > IW 0 [Indexer]: startCommit(): start sizeInBytes=0 > IW 0 [Indexer]: startCommit index=_7:C1077025->_0 changeCount=23 > IW 0 [Indexer]: now sync _7.prx > IW 0 [Indexer]: now sync _7.fnm > IW 0 [Indexer]: now sync _7.tis > IW 0 [Indexer]: now sync _7.nrm > IW 0 [Indexer]: now sync _7.tii > IW 0 [Indexer]: now sync _7.frq > IW 0 [Indexer]: done all syncs > IW 0 [Indexer]: commit: pendingCommit != null > IW 0 [Indexer]: commit: wrote segments file "segments_3" > IFD [Indexer]: now checkpoint "segments_3" [1 segments ; isCommit = true] > IFD [Indexer]: deleteCommits: now decRef commit "segments_2" > IFD [Indexer]: delete "_0.tis" > IFD [Indexer]: delete "_5.prx" > IFD [Indexer]: delete "_3.tii" > IFD [Indexer]: delete "_3.frq" > IFD [Indexer]: delete "_1.frq" > IFD [Indexer]: delete "_6.frq" > IFD [Indexer]: delete "_4.prx" > IFD [Indexer]: delete "_4.fnm" > IFD [Indexer]: delete "_2.tii" > IFD [Indexer]: delete "_3.fnm" > IFD [Indexer]: delete "_1.fnm" > IFD [Indexer]: delete "_6.tis" > IFD [Indexer]: delete "_4.frq" > IFD [Indexer]: delete "_5.nrm" > IFD [Indexer]: delete "_5.tis" > IFD [Indexer]: delete "_1.tii" > IFD [Indexer]: delete "_4.tis" > IFD [Indexer]: delete "_0.prx" > IFD [Indexer]: delete "_3.nrm" > IFD [Indexer]: delete "_4.tii" > IFD [Indexer]: delete "_0.nrm" > IFD [Indexer]: delete "_5.fnm" > IFD [Indexer]: delete "_1.tis" > IFD [Indexer]: delete "_0.fnm" > IFD [Indexer]: delete "_2.prx" > IFD [Indexer]: delete "_6.tii" > IFD [Indexer]: delete "_4.nrm" > IFD [Indexer]: delete "_2.frq" > IFD [Indexer]: delete "_5.frq" > IFD [Indexer]: delete "_3.prx" > IFD [Indexer]: delete "_5.tii" > IFD [Indexer]: delete "_2.fnm" > IFD [Indexer]: delete "_1.prx" > IFD [Indexer]: delete "_2.tis" > IFD [Indexer]: delete "_0.tii" > IFD [Indexer]: delete "_6.prx" > IFD [Indexer]: delete "_0.frq" > IFD [Indexer]: delete "segments_2" > IFD [Indexer]: delete "_6.fnm" > IFD [Indexer]: delete "_6.nrm" > IFD [Indexer]: delete "_1.nrm" > IFD [Indexer]: delete "_2.nrm" > IFD [Indexer]: delete "_3.tis" > IW 0 [Indexer]: commit: done > IW 0 [Indexer]: at close: _7:C1077025->_0 > > I see no errors. > Peter > > > On Tue, Oct 27, 2009 at 10:44 AM, Peter Keegan <peterlkee...@gmail.com>wrote: > >> >> >> On Tue, Oct 27, 2009 at 10:37 AM, Michael McCandless < >> luc...@mikemccandless.com> wrote: >> >>> OK that exception looks more reasonable, for a disk full event. >>> >>> But, I can't tell from your followon emails: did this lead to index >>> corruption? >>> >> >> Yes, but this may be caused by the application ignoring a Lucene exception >> somewhere else. I will chase this down. >> >>> >>> Also, I noticed you're using a rather old 1.6.0 JRE (1.6.0_03) -- you >>> really should upgrade that to the latest 1.6.0 -- there's at least one >>> known problem with Lucene and early 1.6.0 JREs. >>> >> >> Yes, I remember this problem - that's why we stayed at _03 >> Thanks. >> >>> >>> Mike >>> >>> On Tue, Oct 27, 2009 at 10:00 AM, Peter Keegan <peterlkee...@gmail.com> >>> wrote: >>> > After rebuilding the corrupted indexes, the low disk space exception is >>> now >>> > occurring as expected. Sorry for the distraction. >>> > >>> > fyi, here are the details: >>> > >>> > java.io.IOException: There is not enough space on the disk >>> > at java.io.RandomAccessFile.writeBytes(Native Method) >>> > at java.io.RandomAccessFile.write(Unknown Source) >>> > at >>> > >>> org.apache.lucene.store.SimpleFSDirectory$SimpleFSIndexOutput.flushBuffer(SimpleFSDirectory.java:192) >>> > at >>> > >>> org.apache.lucene.store.BufferedIndexOutput.flushBuffer(BufferedIndexOutput.java:96) >>> > at >>> > >>> org.apache.lucene.store.BufferedIndexOutput.flush(BufferedIndexOutput.java:85) >>> > at >>> > >>> org.apache.lucene.store.BufferedIndexOutput.close(BufferedIndexOutput.java:109) >>> > at >>> > >>> org.apache.lucene.store.SimpleFSDirectory$SimpleFSIndexOutput.close(SimpleFSDirectory.java:199) >>> > at org.apache.lucene.index.FieldsWriter.close(FieldsWriter.java:144) >>> > at >>> > >>> org.apache.lucene.index.SegmentMerger.mergeFields(SegmentMerger.java:357) >>> > at >>> org.apache.lucene.index.SegmentMerger.merge(SegmentMerger.java:153) >>> > at >>> > org.apache.lucene.index.IndexWriter.mergeMiddle(IndexWriter.java:5011) >>> > at org.apache.lucene.index.IndexWriter.merge(IndexWriter.java:4596) >>> > at >>> > >>> org.apache.lucene.index.IndexWriter.resolveExternalSegments(IndexWriter.java:3786) >>> > at >>> > >>> org.apache.lucene.index.IndexWriter.addIndexesNoOptimize(IndexWriter.java:3695) >>> > >>> > >>> > And the corresponding index info log: >>> > >>> > IFD [Indexer]: setInfoStream >>> > >>> deletionpolicy=org.apache.lucene.index.keeponlylastcommitdeletionpol...@256ef705 >>> > IW 1 [Indexer]: setInfoStream: >>> > dir=org.apache.lucene.store.simplefsdirect...@d >>> :\mnsavs\lresumes3\lresumes3.luc\lresumes3.update.main.4 >>> > autoCommit=false >>> > >>> mergepolicy=org.apache.lucene.index.logbytesizemergepol...@181b7c76mergescheduler >>> =org.apache.lucene.index.concurrentmergeschedu...@34883357rambuffersizemb >>> =16.0 >>> > maxBufferedDocs=-1 maxBuffereDeleteTerms=-1 >>> > maxFieldLength=2147483647 index= >>> > IW 1 [Indexer]: flush at addIndexesNoOptimize >>> > IW 1 [Indexer]: flush: segment=null docStoreSegment=null >>> docStoreOffset=0 >>> > flushDocs=false flushDeletes=true flushDocStores=false numDocs=0 >>> > numBufDelTerms=0 >>> > IW 1 [Indexer]: index before flush >>> > IW 1 [Indexer]: now start transaction >>> > IW 1 [Indexer]: LMP: findMerges: 2 segments >>> > IW 1 [Indexer]: LMP: level 8.774518 to 9.524518: 1 segments >>> > IW 1 [Indexer]: LMP: level 6.2973914 to 7.0473914: 1 segments >>> > IW 1 [Indexer]: CMS: now merge >>> > IW 1 [Indexer]: CMS: index: _7:Cx1075533->_0** _8:Cx2795** >>> > IW 1 [Indexer]: CMS: no more merges pending; now return >>> > IW 1 [Indexer]: add merge to pendingMerges: _7:Cx1075533->_0 [total 1 >>> > pending] >>> > IW 1 [Indexer]: now merge >>> > merge=_7:Cx1075533->_0 into _0 [mergeDocStores] >>> > merge=org.apache.lucene.index.mergepolicy$oneme...@4d480ea >>> > index=_7:Cx1075533->_0** _8:Cx2795** >>> > IW 1 [Indexer]: merging _7:Cx1075533->_0 into _0 [mergeDocStores] >>> > IW 1 [Indexer]: merge: total 1074388 docs >>> > IW 1 [Indexer]: commitMerge: _7:Cx1075533->_0 into _0 [mergeDocStores] >>> > index=_7:Cx1075533->_0** _8:Cx2795** >>> > IW 1 [Indexer]: commitMergeDeletes _7:Cx1075533->_0 into _0 >>> [mergeDocStores] >>> > IFD [Indexer]: now checkpoint "segments_1" [2 segments ; isCommit = >>> false] >>> > IW 1 [Indexer]: LMP: findMerges: 2 segments >>> > IW 1 [Indexer]: LMP: level 8.864886 to 9.614886: 1 segments >>> > IW 1 [Indexer]: LMP: level 6.2973914 to 7.0473914: 1 segments >>> > IW 1 [Indexer]: add merge to pendingMerges: _8:Cx2795 [total 1 pending] >>> > IW 1 [Indexer]: now merge >>> > merge=_8:Cx2795 into _1 [mergeDocStores] >>> > merge=org.apache.lucene.index.mergepolicy$oneme...@606f8b2b >>> > index=_0:C1074388 _8:Cx2795** >>> > IW 1 [Indexer]: merging _8:Cx2795 into _1 [mergeDocStores] >>> > IW 1 [Indexer]: merge: total 2795 docs >>> > IW 1 [Indexer]: handleMergeException: merge=_8:Cx2795 into _1 >>> > [mergeDocStores] exc=java.io.IOException: There is not enough space on >>> the >>> > disk >>> > IW 1 [Indexer]: hit exception during merge >>> > IFD [Indexer]: refresh [prefix=_1]: removing newly created unreferenced >>> file >>> > "_1.fdt" >>> > IFD [Indexer]: delete "_1.fdt" >>> > IFD [Indexer]: refresh [prefix=_1]: removing newly created unreferenced >>> file >>> > "_1.fdx" >>> > IFD [Indexer]: delete "_1.fdx" >>> > IFD [Indexer]: refresh [prefix=_1]: removing newly created unreferenced >>> file >>> > "_1.fnm" >>> > IFD [Indexer]: delete "_1.fnm" >>> > IW 1 [Indexer]: now rollback transaction >>> > IW 1 [Indexer]: all running merges have aborted >>> > IFD [Indexer]: now checkpoint "segments_1" [0 segments ; isCommit = >>> false] >>> > IFD [Indexer]: delete "_0.nrm" >>> > IFD [Indexer]: delete "_0.tis" >>> > IFD [Indexer]: delete "_0.fnm" >>> > IFD [Indexer]: delete "_0.tii" >>> > IFD [Indexer]: delete "_0.frq" >>> > IFD [Indexer]: delete "_0.fdx" >>> > IFD [Indexer]: delete "_0.prx" >>> > IFD [Indexer]: delete "_0.fdt" >>> > >>> > >>> > Peter >>> > >>> > On Mon, Oct 26, 2009 at 3:59 PM, Peter Keegan <peterlkee...@gmail.com >>> >wrote: >>> > >>> >> >>> >> >>> >> On Mon, Oct 26, 2009 at 3:00 PM, Michael McCandless < >>> >> luc...@mikemccandless.com> wrote: >>> >> >>> >>> On Mon, Oct 26, 2009 at 2:55 PM, Peter Keegan <peterlkee...@gmail.com >>> > >>> >>> wrote: >>> >>> > On Mon, Oct 26, 2009 at 2:50 PM, Michael McCandless < >>> >>> > luc...@mikemccandless.com> wrote: >>> >>> > >>> >>> >> On Mon, Oct 26, 2009 at 10:44 AM, Peter Keegan < >>> peterlkee...@gmail.com >>> >>> > >>> >>> >> wrote: >>> >>> >> > Even running in console mode, the exception is difficult to >>> >>> interpret. >>> >>> >> > Here's an exception that I think occurred during an add document, >>> >>> commit >>> >>> >> or >>> >>> >> > close: >>> >>> >> > doc counts differ for segment _g: field Reader shows 137 but >>> >>> segmentInfo >>> >>> >> > shows 5777 >>> >>> >> >>> >>> >> That's spooky. Do you have the full exception for this one? What >>> IO >>> >>> >> system are you running on? (Is it just a local drive on your >>> windows >>> >>> >> computer?) It's almost as if the IO system is not generating an >>> >>> >> IOException to Java when disk fills up. >>> >>> >> >>> >>> > >>> >>> > Index and code are all on a local drive. There is no other exception >>> >>> coming >>> >>> > back - just what I reported. >>> >>> >>> >>> But, you didn't report a traceback for this first one? >>> >>> >>> >> >>> >> Yes, I need to add some more printStackTrace calls. >>> >> >>> >> >>> >>> >>> >>> >> > I ensured that the disk space was low before updating the index. >>> >>> >> >>> >>> >> You mean, to intentionally test the disk-full case? >>> >>> >> >>> >>> > >>> >>> > Yes, that's right. >>> >>> >>> >>> OK. Can you turn on IndexWriter's infoStream, get this disk full / >>> >>> corruption to happen again, and post back the resulting output? Make >>> >>> sure your index first passes CheckIndex before starting (so we don't >>> >>> begin the test w/ any pre-existing index corruption). >>> >>> >>> >> >>> >> Good point about CheckIndex. I've already found 2 bad ones. I will >>> build >>> >> new indexes from scratch. This will take a while. >>> >> >>> >> >>> >>> >> > On another occasion, the exception was: >>> >>> >> > background merge hit exception: _0:C1080260 _1:C139 _2:C123 >>> _3:C107 >>> >>> >> _4:C126 >>> >>> >> > _5:C121 _6:C126 _7:C711 _8:C116 into _9 [optimize] >>> [mergeDocStores] >>> >>> >> >>> >>> >> In this case, the SegmentMerger was trying to open this segment, >>> but >>> >>> >> on attempting to read the first int from the fdx (fields index) >>> file >>> >>> >> for one of the segments, it hit EOF. >>> >>> >> >>> >>> >> This is also spooky -- this looks like index corruption, which >>> should >>> >>> >> never happen on hitting disk full. >>> >>> >> >>> >>> > >>> >>> > That's what I thought, too. Could Lucene be catching the IOException >>> and >>> >>> > turning it into a different exception? >>> >>> >>> >>> I think that's unlikely, but I guess possible. We have "disk full" >>> >>> tests in the unit tests, that throw an IOException at different times. >>> >>> >>> >>> What exact windows version are you using? The local drive is NTFS? >>> >>> >>> >> >>> >> Windows Server 2003 Enterprise x64 SP2. Local drive is NTFS >>> >> >>> >> >>> >>> >>> >>> Mike >>> >>> >>> >>> --------------------------------------------------------------------- >>> >>> To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org >>> >>> For additional commands, e-mail: java-user-h...@lucene.apache.org >>> >>> >>> >>> >>> >> >>> > >>> >>> --------------------------------------------------------------------- >>> To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org >>> For additional commands, e-mail: java-user-h...@lucene.apache.org >>> >>> >> > --------------------------------------------------------------------- To unsubscribe, e-mail: java-user-unsubscr...@lucene.apache.org For additional commands, e-mail: java-user-h...@lucene.apache.org