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| -rw-r--r-- | libraries/liblmdb/mdb_stat.1 | 64 |
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diff --git a/libraries/liblmdb/mdb_stat.1 b/libraries/liblmdb/mdb_stat.1 new file mode 100644 index 0000000..7c3f284 --- /dev/null +++ b/libraries/liblmdb/mdb_stat.1 @@ -0,0 +1,64 @@ +.TH MDB_STAT 1 "2015/09/30" "LMDB 0.9.17" +.\" Copyright 2012-2018 Howard Chu, Symas Corp. All Rights Reserved. +.\" Copying restrictions apply. See COPYRIGHT/LICENSE. +.SH NAME +mdb_stat \- LMDB environment status tool +.SH SYNOPSIS +.B mdb_stat +[\c +.BR \-V ] +[\c +.BR \-e ] +[\c +.BR \-f [ f [ f ]]] +[\c +.BR \-n ] +[\c +.BR \-r [ r ]] +[\c +.BR \-a \ | +.BI \-s \ subdb\fR] +.BR \ envpath +.SH DESCRIPTION +The +.B mdb_stat +utility displays the status of an LMDB environment. +.SH OPTIONS +.TP +.BR \-V +Write the library version number to the standard output, and exit. +.TP +.BR \-e +Display information about the database environment. +.TP +.BR \-f +Display information about the environment freelist. +If \fB\-ff\fP is given, summarize each freelist entry. +If \fB\-fff\fP is given, display the full list of page IDs in the freelist. +.TP +.BR \-n +Display the status of an LMDB database which does not use subdirectories. +.TP +.BR \-r +Display information about the environment reader table. +Shows the process ID, thread ID, and transaction ID for each active +reader slot. The process ID and transaction ID are in decimal, the +thread ID is in hexadecimal. The transaction ID is displayed as "-" +if the reader does not currently have a read transaction open. +If \fB\-rr\fP is given, check for stale entries in the reader +table and clear them. The reader table will be printed again +after the check is performed. +.TP +.BR \-a +Display the status of all of the subdatabases in the environment. +.TP +.BR \-s \ subdb +Display the status of a specific subdatabase. +.SH DIAGNOSTICS +Exit status is zero if no errors occur. +Errors result in a non-zero exit status and +a diagnostic message being written to standard error. +.SH "SEE ALSO" +.BR mdb_copy (1) +.SH AUTHOR +Howard Chu of Symas Corporation <http://www.symas.com> |