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Current File : //usr/share/doc/percona-toolkit-2.2.16/Changelog
Changelog for Percona Toolkit

v2.2.16 released 2015-11-09

  * Fixed bug 1452895: pt-archiver dies with "MySQL server has gone away" when innodb_kill_idle_transaction set to low value and bulk insert/delete process takes too long time
  * Fixed bug 1488685: pt-kill option --filter does not work
  * Feature   1402051: pt-online-schema-change should reconnect to slaves
  * Fixed bug 1491261: pt-online-schema-change, MySQL 5.6, and InnoDB optimizer stats can cause downtime
  * Fixed bug 1494082: pt-stalk find -warn option is not portable
  * Feature   1389041: Document that pt-table-checksum has high likelihood to skip a table when row count is around chunk-size * chunk-size-limit

v2.2.15 released 2015-08-28

  * Fixed bug 1056507: pt-archiver checked lag too frequently
  * Fixed bug 1443763: pt-archiver clarified function of --check-interval [DOC]
  * Feature   1452911: pt-archiver now accepts checking lag on multiple slaves
  * Feature   1413137: pt-archiver now checks for PXC flow control via --max-flow-ctl option
  * Fixed bug 1452914: pt-archiver options --no-delete and --purge were not mutually exclusive
  * Fixed bug 1449226: pt-archiver mysql timed out when innodb_kill_idle_transaction set to low value and check-slave-lag used
  * Fixed bug 1462904: pt-duplicate-key-checker doesn't support triple quote in column name
  * Feature   1470127: pt-kill enable support for RDS
  * Fixed bug 1455486: pt-mysql-summary lacked an --ask-pass option
  * Feature   1413140: pt-online-schema-change added --sleep option
  * Fixed bug 1446928: pt-online-schema-change core dump on erroneous alter directive
  * Feature   1413101: pt-online-schema-change now checks for PXC flow control via --max-flow-ctl option
  * Fixed bug 1450499: pt-online-schema-change unstable signal handling
  * Feature   1215587: pt-online-schema-change now controls constraint name length
  * Fixed bug 1441928: pt-online-schema-change --chunk-size-limit=0 inhibited checksumming of single nibble tables
  * Fixed bug 1457573: pt-sift failed when fetching missing tools
  * Feature   1488600: pt-stalk monitors tokudb status
  * Fixed bug 1042727: pt-table-checksum doesn't reconnect to slaves when timed out on very long lags
  * Fixed bug 1277049: passsword parameter must escape commas - all tools [DOC]
  * Fixed bug BLD-271: changes needed to build packages from git tree
  * Fixed bug PT-21  : write-user-docs script stopped working after switching to github
  * Fixed bug 1488611: testing bugs related to newer perl versions

v2.2.14 released 2015-04-14

  * Fixed bug 1402730: pt-duplicate-key-checker seems useless with MySQL 5.6
  * Fixed bug 1415646: pt-duplicate-key-checker documentation does not explain how Size Duplicate Indexes is calculated
  * Fixed bug 1406390: pt-heartbeat crashes with sleep argument error
  * Fixed bug 1368244: pt-online-schema-change --alter-foreign-keys-method=drop-swap is not atomic
  * FIxed bug 1417864: pt-online-schema-change documentation, the interpretation of --tries create_triggers:5:0.5,drop_triggers:5:0.5 is wrong
  * Fixed bug 1404313: pt-query-digest: specifying a file that doesn't exist as log causes the tool to wait for STDIN instead of giving an error
  * Feature   1418446: pt-slave-find resolve IP addresses option
  * Fixed bug 1417558: pt-stalk with --collect-strace output doesn't go to an YYYY_MM_DD_HH_mm_ss-strace file
  * Fixed bug 1425478: pt-stalk removes non-empty files that start with empty line
  * Fixed bug  925781: pt-table-checksum checksum error when default-character-set = utf8
  * Fixed bug 1381280: pt-table-checksum fails on BINARY field in PK
  * Feature   1439842: pt-table-sync lacks --ignore-tables-regex option
  * Fixed bug 1401399: pt-table-sync fails to close one db handle
  * Fixed bug 1442277: pt-table-sync-ignores system databases but doc doesn't clarify this
  * Fixed bug 1421781: pt-upgrade fails on SELECT ... INTO queries
  * Fixed bug 1421405: pt-upgrade fails to aggregate queries based on fingerprint
  * Fixed bug 1439348: pt-upgrade erroneously reports number of diffs
  * Fixed bug 1421025: rpm missing dependency on perl-TermReadKey for --ask-pass

v2.2.13 released 2015-01-26

  * Feature   1391240: pt-kill added query fingerprint hash to output 
  * Fixed bug 1402668: pt-mysql-summary fails on cluster in Donor/Desynced status 
  * Fixed bug 1396870: pt-online-schema-change CTRL+C leaves terminal in inconsistent state 
  * Fixed bug 1396868: pt-online-schema-change --ask-pass option error
  * Fixed bug 1266869: pt-stalk fails to start if $HOME environment variable is not set 
  * Fixed bug 1019479: pt-table-checksum does not work with sql_mode ONLY_FULL_GROUP_BY
  * Fixed bug 1394934: pt-table-checksum error in debug mode
  * Fixed bug 1321297: pt-table-checksum reports diffs on timestamp columns in 5.5 vs 5.6 
  * Fixed bug 1399789: pt-table-checksum fails to find pxc nodes when wsrep_node_incoming_address is set to AUTO
  * Fixed bug 1388870: pt-table-checksum has some errors with different time zones
  * Fixed bug 1408375: vulnerable to MITM attack which would allow exfiltration of MySQL configuration information via --version-check
  * Fixed bug 1404298: missing MySQL5.7 test files for pt-table-checksum 
  * Fixed bug 1403900: added sandbox and fixed sakila test db for 5.7 

v2.2.12 released 2014-11-14

  * Fixed bug 1376561: pt-archiver is not able to archive all the rows when a table has a hash partition
  * Fixed bug 1328686: pt-heartbeat check-read-only option does not prevent creates or inserts
  * Fixed bug 1269695: pt-online-schema-change does not allow ALTER for a table without a non-unique, while manual does not explain this
  * Fixed bug 1217466: pt-table-checksum refuses to run on PXC if server_id is the same on all nodes
  * Fixed bug 1373937: pt-table-checksum requires recursion when working with and XtraDB Cluster node
  * Fixed bug 1377888: pt-query-digest manual for --type binlog is ambiguous
  * Fixed bug 1349086: pt-stalk should also gather dmesg output 
  * Fixed bug 1361293: Some scripts fail when no-version-check option is put in global config file

v2.2.11 released 2014-09-26

  * Fixed bug 1262456: pt-query-digest doesn't report host details
  * Fixed bug 1264580: pt-mysql-summary incorrectly tries to parse key/value pairs in wsrep_provider_options resulting in incomplete my.cnf information
  * Fixed bug 1318985: pt-stalk should use SQL_NO_CACHE
  * Fixed bug 1348679: pt-stalk handles mysql user password in awkward way
  * Fixed bug 1365085: Various issues with tests
  * Fixed bug 1368379: pt-summary problem parsing dmidecode output on some machines
  * Fixed bug 1303388: Typo in pt-variable-advisor

v2.2.10 released 2014-08-06

  * Fixed bug 1287253: pt-table-checksum deadlock 
  * Fixed bug 1299387: 5.6 slow query log Thead_id becomes Id
  * Fixed bug 1311654: pt-table-checksum + PXC inconsistent results upon --resume
  * Fixed bug 1340728: pt-online-schema-change doesn't work with HASH indexes
  * Fixed bug 1253872: pt-table-checksum max load 20% rounds down
  * Fixed bug 1340364: some shell tools output error when queried for --version 

v2.2.9 released 2014-07-08

  * Fixed bug 1258135: pt-deadlock-logger introduces a noise to MySQL
  * Fixed bug 1329422: pt-online-schema-change foreign-keys-method=none breaks constraints 
  * Fixed bug 1315130: pt-online-schema-change not properly detecting foreign keys 
  * Fixed bug 1335960: pt-query-digest cannot parse binlogs from 5.6
  * Fixed bug 1335322: pt-stalk fails when variable or threshold is non-integer 

v2.2.8 released 2014-06-04

  * Removed pt-agent
  * Added pt-slave-restart GTID support
  * Added pt-table-checksum --plugin
  * Fixed bug 1304062: --ignore-tables does not work correctly
  * Fixed bug 1295667: pt-deadlock-logger logs incorrect ts
  * Fixed bug 1254233: pt-mysql-summary blank InnoDB section for 5.6
  * Fixed bug 1286250: pt-online-schema-change requests password twice
  * Fixed bug  965553: pt-query-digest dosn't fingerprint true/false literals correctly
  * Fixed bug  290911: pt-show-grant --ask-pass prints "Enter password" to STDOUT

v2.2.7 released 2014-02-20

  * Fixed bug 1279502: --version-check behaves like spyware

v2.2.6 released 2013-12-18

  * Added pt-query-digest support for Percona Server slow log rate limiting
  * Added pt-agent --ping
  * Added pt-mysql-summary --all-databases
  * Added pt-stalk --sleep-collect
  * Added pt-table-sync --[no]check-child-tables
  * Fixed bug 1249150: PTDEBUG prints some info to STDOUT
  * Fixed bug 1248363: pt-agent requires restart after changing MySQL options
  * Fixed bug 1248778: pt-agent --install on PXC is not documented
  * Fixed bug 1250973: pt-agent --install doesn't check for previous install
  * Fixed bug 1250968: pt-agent --install suggest MySQL user isn't quoted
  * Fixed bug 1251004: pt-agent --install error about slave is confusing
  * Fixed bug 1251726: pt-agent --uninstall fails if agent is running
  * Fixed bug 1248785: pt-agent docs don't list privs required for its MySQL user
  * Fixed bug 1215016: pt-deadlock-logger docs use pt-fk-error-logger
  * Fixed bug 1201443: pt-duplicate-key-checker error when EXPLAIN key_len=0
  * Fixed bug 1217013: pt-duplicate-key-checker misses exact duplicate unique indexes
  * Fixed bug 1214685: pt-mysql-summary schema dump prompt can't be disabled
  * Fixed bug 1195628: pt-online-schema-change gets stuck looking for its own _new table
  * Fixed bug 1249149: pt-query-digest stats prints to STDOUT instead of STDERR
  * Fixed bug 1071979: pt-stak error parsing df with NFS
  * Fixed bug 1223458: pt-table-sync deletes child table rows

v2.2.5 released 2013-10-16

  * Added Query_time histogram bucket counts to pt-query-digest JSON output
  * Added pt-online-schema-change --[no]drop-triggers option
  * Fixed bug 1206677: pt-agent docs reference clodu.percona.com
  * Fixed bug 1226721: pt-agent on CentOS 5 fails to send data
  * Fixed bug 1199589: pt-archiver deletes data despite --dry-run
  * Fixed bug 1206728: pt-deadlock-logger 2.2 requires DSN on command line
  * Fixed bug 1209436: pt-kill --log-dsn may not work on Perl 5.8
  * Fixed bug 1215608: pt-online-schema-change new table suffix is hard-coded
  * Fixed bug  821692: pt-query-digest doesn't distill LOAD DATA correctly
  * Fixed bug  984053: pt-query-digest doesn't distill INSERT/REPLACE without INTO correctly
  * Fixed bug  821690: pt-query-digest doesn't distill IF EXISTS correctly
  * Fixed bug 1210537: pt-table-checksum --recursion-method=cluster crashes if no nodes are found
  * Fixed bug  944051: pt-table-checksum has ambiguous exit status
  * Fixed bug 1229861: pt-table-sync quotes float values, can't sync

v2.2.4 released 2013-07-18

  * Implemented pt-query-digest anonymous JSON output
  * Implemented pt-online-schema-change timestamp output
  * Fixed bug 1182856: Zero values causes "Invalid --set-vars value: var=0"
  * Fixed bug 1195034: pt-deadlock-logger error: Use of uninitialized value $ts in pattern match (m//)
  * Fixed bug 1137556: pt-heartbeat docs don't account for --utc
  * Fixed bug 1188264: pt-online-schema-change error copying rows: Undefined subroutine &pt_online_schema_change::get
  * Fixed bug 1171968: pt-query-digest docs don't mention --type=rawlog
  * Fixed bug 1176010: pt-query-digest doesn't group db and `db` together
  * Fixed bug 1174956: pt-query-digest and pt-fingerprint don't strip some multi-line comments
  * Fixed bug 1172317: pt-sift does not work if pt-stalk did not collect due to a full disk
  * Fixed bug 1136559: pt-table-checksum: Deep recursion on subroutine "SchemaIterator::_iterate_dbh"
  * Fixed bug 1199591: pt-table-checksum doesn't use non-unique index with highest cardinality
  * Fixed bug 1163735: pt-table-checksum fails if explicit_defaults_for_timestamp is enabled in 5.6
  * Fixed bug 1168434: pt-upgrade reports differences on NULL
  * Fixed bug 1168106: pt-variable-advisor has the wrong default value for innodb_max_dirty_pages_pct in 5.5 and 5.6
  * Fixed bug 1168110: pt-variable-advisor shows key_buffer_size in 5.6 as unconfigured (even though it is)

v2.2.3 released 2013-06-17

  * Added new tool: pt-agent
  * Fixed bug 1188002: pt-online-schema-change causes "ERROR 1146 (42S02): Table 'db._t_new' doesn't exist"

v2.2.2 released 2013-04-24

  * Added --show-all to pt-query-digest
  * Added --recursion-method=cluster to pt-table-checksum
  * Fixed bug 1127450: pt-archiver --bulk-insert may corrupt data
  * Fixed bug 1163372: pt-heartbeat --utc --check always returns 0
  * Fixed bug 1156901: pt-query-digest --processlist reports duplicate queries for replication thread
  * Fixed bug 1160338: pt-query-digest 2.2 prints unwanted debug info on tcpdump parsing errors
  * Fixed bug 1160918: pt-query-digest 2.2 prints too many string values
  * Fixed bug 1156867: pt-stalk prints the wrong variable name in verbose mode when --function is used
  * Fixed bug 1081733: pt-stalk plugins can't access the real --prefix
  * Fixed bug 1099845: pt-table-checksum pxc same_node function incorrectly uses wsrep_sst_receive_address
  * Fixed bug  821502: Some tools don't have --help or --version
  * Fixed bug  947893: Some tools use @@hostname without /*!50038*/
  * Fixed bug 1082406: An explicitly set wsrep_node_incoming_address may make SHOW STATUS LIKE 'wsrep_incoming_addresses' return a portless address

v2.2.1 released 2013-03-14

  * Official support for MySQL 5.6
  * Official support for Percona XtraDB Cluster
  * Redesigned pt-query-digest
  * Redesigned pt-upgrade
  * Redesigned pt-fk-error-logger
  * Redesigned pt-deadlock-logger
  * Changed --set-vars in all tools
  * Renamed --retries to --tries in pt-online-schema-change
  * Added --check-read-only to pt-heartbeat
  * Added MySQL options to pt-mysql-summary
  * Added MySQL options to pt-stalk
  * Removed --lock-wait-timeout from pt-online-schema-change (use --set-vars)
  * Removed --lock-wait-timeout from pt-table-checksum (use --set-vars)
  * Removed pt-query-advisor
  * Removed pt-tcp-model
  * Removed pt-trend
  * Removed pt-log-player
  * Enabled --version-check by default in all tools
  * Fixed bug 1008796: Several tools don't have --database
  * Fixed bug 1087319: Quoter::serialize_list() doesn't handle multiple NULL values
  * Fixed bug 1086018: pt-config-diff needs to parse wsrep_provider_options
  * Fixed bug 1056838: pt-fk-error-logger --run-time works differently than pt-deadlock-logger --run-time
  * Fixed bug 1093016: pt-online-schema-change doesn't retry RENAME TABLE
  * Fixed bug 1113301: pt-online-schema-change blocks on metadata locks
  * Fixed bug 1125665: pt-stalk --no-stalk silently clobbers other options, acts magically
  * Fixed bug 1019648: pt-stalk truncates InnoDB status if there are too many transactions
  * Fixed bug 1087804: pt-table-checksum doesn't warn if no slaves are found

v2.1.9 released 2013-02-14

  * Fixed bug 1103221: pt-heartbeat 2.1.8 doesn't use precision/sub-second timestamps
  * Fixed bug 1099665: pt-heartbeat 2.1.8 reports big time drift with UTC_TIMESTAMP
  * Fixed bug 1099836: pt-online-schema-change fails with "Duplicate entry" on MariaDB
  * Fixed bug 1103672: pt-online-schema-change makes bad DELETE trigger if PK is re-created with new columns
  * Fixed bug 1115333: pt-pmp doesn't list the origin lib for each function
  * Fixed bug  823411: pt-query-digest shouldn't print "Error: none" for tcpdump
  * Fixed bug 1103045: pt-query-digest fails to parse non-SQL errors
  * Fixed bug 1105077: pt-table-checksum: Confusing error message with binlog_format ROW or MIXED on slave
  * Fixed bug  918056: pt-table-sync false-positive error "Cannot nibble table because MySQL chose no index instead of the PRIMARY index"
  * Fixed bug 1099933: pt-stalk is too verbose, fills up log

v2.1.8 released 2012-12-21

  * Beta support for MySQL 5.6
  * Beta support for Percona XtraDB Cluster
  * pt-online-schema-change: If ran on Percona XtraDB Cluster, requires PXC 5.5.28 or newer
  * pt-table-checksum: If ran on Percona XtraDB Cluster, requires PXC 5.5.28 or newer
  * pt-upgrade: Added --[no]disable-query-cache
  * Fixed bug  927955: Bad pod2rst transformation
  * Fixed bug  898665: Bad online docs formatting for --[no]vars
  * Fixed bug 1022622: pt-config-diff is case-sensitive
  * Fixed bug 1007938: pt-config-diff doesn't handle end-of-line comments
  * Fixed bug  917770: pt-config-diff Use of uninitialized value in substitution (s///) at line 1996
  * Fixed bug 1082104: pt-deadlock-logger doesn't handle usernames with dashes
  * Fixed bug  886059: pt-heartbeat handles timezones inconsistently
  * Fixed bug 1086259: pt-kill --log-dsn timestamp is wrong
  * Fixed bug 1015590: pt-mysql-summary doesn't handle renamed variables in Percona Server 5.5
  * Fixed bug 1079341: pt-online-schema-change checks for foreign keys on MyISAM tables
  * Fixed bug  823431: pt-query-advisor hangs on big queries
  * Fixed bug  996069: pt-query-advisor RES.001 is incorrect
  * Fixed bug  933465: pt-query-advisor false positive on RES.001
  * Fixed bug  937234: pt-query-advisor issues wrong RES.001
  * Fixed bug 1082599: pt-query-digest fails to parse timestamp with no query
  * Fixed bug 1078838: pt-query-digest doesn't parse general log with "Connect user as user"
  * Fixed bug  957442: pt-query-digest with custom --group-by throws error
  * Fixed bug  887638: pt-query-digest prints negative byte offset
  * Fixed bug  831525: pt-query-digest help output mangled
  * Fixed bug  932614: pt-slave-restart CHANGE MASTER query causes error
  * Fixed bug 1046440: pt-stalk purge_samples slows down checks
  * Fixed bug  986847: pt-stalk does not report NFS iostat
  * Fixed bug 1074179: pt-table-checksum doesn't ignore tables for --replicate-check-only
  * Fixed bug  911385: pt-table-checksum v2 fails when --resume + --ignore-database is used
  * Fixed bug 1041391: pt-table-checksum debug statement for "Chosen hash func" prints undef
  * Fixed bug 1075638: pt-table-checksum Illegal division by zero at line 7950
  * Fixed bug 1052475: pt-table-checksum uninitialized value in numeric lt (<) at line 8611
  * Fixed bug 1078887: Tools let --set-vars clobber the required SQL mode

v2.1.7 released 2012-11-19

  * Fixed bug 1080384: pt-table-checksum 2.1.6 crashes using PTDEBUG
  * Fixed bug 1080385: pt-table-checksum 2.1.6 --check-binlog-format doesn't ignore PXC nodes

v2.1.6 released 2012-11-13

  * pt-online-schema-change: Columns can now be renamed without data loss
  * pt-online-schema-change: New --default-engine option
  * pt-stalk: Plugin hooks available through the --plugin option to extend the tool's functionality
  * Fixed bug 1069951: --version-check default should be explicitly "off"
  * Fixed bug 821715: LOAD DATA LOCAL INFILE broken in some platforms
  * Fixed bug 995896: Useless use of cat in Daemon.pm
  * Fixed bug 1039074: Tools exit 0 on error parsing options, should exit non-zero
  * Fixed bug 938068: pt-table-checksum doesn't warn if binlog_format=row or mixed on slaves
  * Fixed bug 1009510: pt-table-checksum breaks replication if a slave table is missing or different
  * Fixed bug 1043438: pt-table-checksum doesn't honor --run-time while checking replication lag
  * Fixed bug 1073532: pt-table-checksum error: Use of uninitialized value in int at line 2778
  * Fixed bug 1016131: pt-table-checksum can crash with --columns if none match
  * Fixed bug 1039569: pt-table-checksum dies if creating the --replicate table fails
  * Fixed bug 1059732: pt-table-checksum doesn't test all hash functions
  * Fixed bug 1062563: pt-table-checksum 2.1.4 doesn't detect diffs on Percona XtraDB Cluster nodes
  * Fixed bug 1043528: pt-deadlock-logger can't parse db/tbl/index on partitioned tables
  * Fixed bug 1062324: pt-online-schema-change DELETE trigger fails when altering primary key
  * Fixed bug 1058285: pt-online-schema-change fails if sql_mode explicitly or implicitly uses ANSI_QUOTES
  * Fixed bug 1073996: pt-online-schema-change fails with "I need a max_rows argument"
  * Fixed bug 1039541: pt-online-schema-change --quiet doesn't disable --progress
  * Fixed bug 1045317: pt-online-schema-change doesn't report how many warnings it suppressed
  * Fixed bug 1060774: pt-upgrade fails if select column > 64 chars
  * Fixed bug 1070916: pt-mysql-summary may report the wrong cnf file
  * Fixed bug 903229: pt-mysql-summary incorrectly categorizes databases
  * Fixed bug 866075: pt-show-grant doesn't support column-level grants
  * Fixed bug 978133: pt-query-digest review table privilege checks don't work
  * Fixed bug 956981: pt-query-digest docs for event attributes link to defunct Maatkit wiki
  * Fixed bug 1047335: pt-duplicate-key-checker fails when it encounters a crashed table
  * Fixed bug 1047701: pt-stalk deletes non-empty files
  * Fixed bug 1070434: pt-stalk --no-stalk and --iterations 1 don't wait for the collect
  * Fixed bug 1052722: pt-fifo-split is processing n-1 rows initially
  * Fixed bug 1013407: pt-find documentation error with mtime and InnoDB
  * Fixed bug 1059757: pt-trend output has no header
  * Fixed bug 1063933: pt-visual-explain docs link to missing pdf
  * Fixed bug 1075773: pt-fk-error-logger crashes if there's no foreign key error
  * Fixed bug 1075775: pt-fk-error-logger --dest table example doesn't work

v2.1.5 released 2012-10-08

  * Fixed bug 1062563: pt-table-checksum 2.1.4 doesn't detect diffs on Percona XtraDB Cluster nodes
  * Fixed bug 1063912: pt-table-checksum 2.1.4 miscategorizes Percona XtraDB Cluster-based slaves as cluster nodes
  * Fixed bug 1064016: pt-table-sync 2.1.4 --version-check may not work with HTTPS/SSL
  * Fixed bug 1060423: Missing version-check page

v2.1.4 released 2012-09-20

  * pt-table-checksum: Percona XtraDB Cluster support
  * pt-table-checksum: Implemented the standard --run-time option
  * Implemented the version-check feature in several tools, enabled with the --version-check option
  * Fixed bug 856060: Document gdb dependency
  * Fixed bug 1041394: Unquoted arguments to tr break the bash tools
  * Fixed bug 1035311: pt-diskstats shows wrong device names
  * Fixed bug 1036804: pt-duplicate-key-checker error parsing InnoDB table with no PK or unique keys
  * Fixed bug 1022658: pt-online-schema-change dropping FK limitation isn't documented
  * Fixed bug 1041372: pt-online-schema-changes fails if db+tbl name exceeds 64 characters
  * Fixed bug 1029178: pt-query-digest --type tcpdump memory usage keeps increasing
  * Fixed bug 1037211: pt-query-digest won't distill LOCK TABLES in lowercase
  * Fixed bug 942114: pt-stalk warns about bad "find" usage
  * Fixed bug 1035319: pt-stalk df -h throws away needed details
  * Fixed bug 1038995: pt-stalk --notify-by-email fails
  * Fixed bug 1038995: pt-stalk does not get all InnoDB lock data
  * Fixed bug 952722: pt-summary should show information about Fusion-io cards
  * Fixed bug 899415: pt-table-checksum doesn't work if slaves use RBR
  * Fixed bug 954588: pt-table-checksum --check-slave-lag docs aren't clear
  * Fixed bug 1034170: pt-table-checksum --defaults-file isn't used for slaves
  * Fixed bug 930693: pt-table-sync and text columns with just whitespace
  * Fixed bug 1028710: pt-table-sync base_count fails on n = 1000, base = 10
  * Fixed bug 1034717: pt-table-sync division by zero error with varchar primary key
  * Fixed bug 1036747: pt-table-sync priv checks need to be removed
  * Fixed bug 1039184: pt-upgrade error "I need a right_sth argument"
  * Fixed bug 1035260: sh warnings in pt-summary and pt-mysql-summary
  * Fixed bug 1038276: ChangeHandler doesn't quote varchar columns with hex-looking values
  * Fixed bug 916925: CentOS 5 yum dependency resolution for perl module is wrong
  * Fixed bug 1035950: Percona Toolkit RPM should contain a dependency on perl-Time-HiRes

v2.1.3 released 2012-08-03

  * pt-kill: Implemented --log-dsn to log info about killed queries to a table
  * Fixed bug 1016127: Install hint for DBD::mysql is wrong
  * Fixed bug 984915: DSNParser does not check success of --set-vars
  * Fixed bug 889739: pt-config-diff doesn't diff quoted strings properly
  * Fixed bug 969669: pt-duplicate-key-checker --key-types=k doesn't work
  * Fixed bug 1004567: pt-heartbeat --update --replace causes duplicate key error
  * Fixed bug 1028614: pt-index-usage ignores --database
  * Fixed bug 940733: pt-ioprofile leaves behind temp directory
  * Fixed bug 941469: pt-kill doesn't reconnect if its connection is lost
  * Fixed bug 1016114: pt-online-schema-change docs don't mention default values
  * Fixed bug 1020997: pt-online-schema-change fails when table is empty
  * Fixed bug 1022628: pt-online-schema-change error: Use of uninitialized value in numeric lt (<) at line 6519
  * Fixed bug 937225: pt-query-advisor OUTER JOIN advice in JOI.003 is confusing
  * Fixed bug 821703: pt-query-digest --processlist may crash
  * Fixed bug 883098: pt-query-digest crashes if processlist has extra columns
  * Fixed bug 924950: pt-query-digest --group-by db may crash profile report
  * Fixed bug 1022851: pt-sift error: PREFIX: unbound variable
  * Fixed bug 969703: pt-sift defaults to '.' instead of '/var/lib/pt-talk'
  * Fixed bug 962330: pt-slave-delay incorrectly computes lag if started when slave is already lagging
  * Fixed bug 954990: pt-stalk --nostalk does not work
  * Fixed bug 977226: pt-summary doesn't detect LSI RAID control
  * Fixed bug 1030031: pt-table-checksum reports wrong number of DIFFS
  * Fixed bug 916168: pt-table-checksum privilege check fails on MySQL 5.5 
  * Fixed bug 950294: pt-table-checksum should always create schema and tables with IF NOT EXISTS
  * Fixed bug 953141: pt-table-checksum ignores its default and explicit --recursion-method
  * Fixed bug 1030975: pt-table-sync crashes if sql_mode includes ANSI_QUOTES
  * Fixed bug 869005: pt-table-sync should always set REPEATABLE READ
  * Fixed bug 903510: pt-tcp-model crashes in --type=requests mode on empty file
  * Fixed bug 934310: pt-tcp-model --quantile docs wrong
  * Fixed bug 980318: pt-upgrade results truncated if hostnames are long
  * Fixed bug 821696: pt-variable-advisor shows too long of a snippet
  * Fixed bug 844880: pt-variable-advisor shows binary logging as both enabled and disabled

v2.1.2 released 2012-06-12

  * pt-heartbeat: Implemented --recursion-method=none
  * pt-index-usage: MySQL 5.5 compatibility fixes
  * pt-log-player: MySQL 5.5 compatibility fixes
  * pt-online-schema-change: Added --chunk-index-columns
  * pt-online-schema-change: Added --[no]check-plan
  * pt-online-schema-change: Added --[no]drop-new-table
  * pt-online-schema-change: Implemented --recursion-method=none
  * pt-query-advisor: Added --report-type for JSON output
  * pt-query-digest: Removed --[no]zero-bool
  * pt-slave-delay: Added --database
  * pt-slave-find: Implemented --recursion-method=none
  * pt-slave-restart: Implemented --recursion-method=none
  * pt-table-checksum: Added --chunk-index-columns
  * pt-table-checksum: Added --[no]check-plan
  * pt-table-checksum: Implemented --recursion-method=none
  * pt-table-sync: Disabled --lock-and-rename except for MySQL 5.5 and newer
  * pt-table-sync: Implemented --recursion-method=none
  * Fixed bug 945079: Shell tools TMPDIR may break
  * Fixed bug 912902: Some shell tools still use basename
  * Fixed bug 987694: There is no --recursion-method=none option
  * Fixed bug 886077: Passwords with commas don't work, expose part of password
  * Fixed bug 856024: Lintian warnings when building percona-toolkit Debian package
  * Fixed bug 903379: pt-archiver --file doesn't create a file
  * Fixed bug 979092: pt-archiver --sleep conflicts with bulk operations
  * Fixed bug 903443: pt-deadlock-logger crashes on MySQL 5.5
  * Fixed bug 941064: pt-deadlock-logger can't clear deadlocks on 5.5
  * Fixed bug 952727: pt-diskstats shows incorrect wr_mb_s
  * Fixed bug 994176: pt-diskstats --group-by=all --headers=scroll prints a header for every sample
  * Fixed bug 894140: pt-duplicate-key-checker sometimes recreates a key it shouldn't
  * Fixed bug 923896: pt-kill: uninitialized value causes script to exit
  * Fixed bug 1003003: pt-online-schema-change uses different keys for chunking and triggers
  * Fixed bug 1003315: pt-online-schema-change --dry-run always fails on table with foreign keys
  * Fixed bug 1004551: pt-online-schema-change --no-swap-tables causes error
  * Fixed bug 976108: pt-online-schema-change doesn't allow to disable foreign key checks
  * Fixed bug 976109: pt-online-schema-change doesn't handle column renames
  * Fixed bug 988036: pt-online-schema-change causes deadlocks under heavy write load
  * Fixed bug 989227: pt-online-schema-change crashes with PTDEBUG
  * Fixed bug 994002: pt-online-schema-change 2.1.1 doesn't choose the PRIMARY KEY
  * Fixed bug 994010: pt-online-schema-change 2.1.1 crashes without InnoDB
  * Fixed bug 996915: pt-online-schema-change crashes with invalid --max-load and --critical-load
  * Fixed bug 998831: pt-online-schema-change -- Should have an option to NOT drop tables on failure
  * Fixed bug 1002448: pt-online-schema-change: typo for finding usable indexes
  * Fixed bug 885382: pt-query-digest --embedded-attributes doesn't check cardinality
  * Fixed bug 888114: pt-query-digest report crashes with infinite loop
  * Fixed bug 949630: pt-query-digest mentions a Subversion repository
  * Fixed bug 844034: pt-show-grants --separate fails with proxy user
  * Fixed bug 946707: pt-sift loses STDIN after pt-diskstats
  * Fixed bug 994947: pt-stalk doesn't reset cycles_true after collection
  * Fixed bug 986151: pt-stalk-has mktemp error
  * Fixed bug 993436: pt-summary Memory: Total reports M instead of G
  * Fixed bug 1008778: pt-table-checksum doesn't wait for checksum table to replicate
  * Fixed bug 1010232: pt-table-checksum doesn't check the size of checksum chunks
  * Fixed bug 1011738: pt-table-checksum SKIPPED is zero but chunks were skipped
  * Fixed bug 919499: pt-table-checksum fails with binary log error in mysql >= 5.5.18
  * Fixed bug 972399: pt-table-checksum docs are not rendered right
  * Fixed bug 978432: pt-table-checksum ignoring primary key
  * Fixed bug 995274: pt-table-checksum can't use an undefined value as an ARRAY reference at line 2206
  * Fixed bug 996110: pt-table-checksum crashes if InnoDB is disabled
  * Fixed bug 987393: pt-table-checksum: Empy tables cause "undefined value as an ARRAY" errors
  * Fixed bug 997155: pt-table-sync sets binlog_format needlessly
  * Fixed bug 1002365: pt-table-sync --ignore-* options don't work with --replicate
  * Fixed bug 1003014: pt-table-sync --replicate and --sync-to-master error "index does not exist"
  * Fixed bug 823403: pt-table-sync --lock-and-rename doesn't work on 5.1
  * Fixed bug 898138: pt-variable-advisor doesn't recognize 5.5.3+ concurrent_insert values

v2.1.1 released 2012-04-03

  * Completely redesigned pt-online-schema-change
  * Completely redesigned pt-mysql-summary
  * Completely redesigned pt-summary
  * Added new tool: pt-table-usage
  * Added new tool: pt-fingerprint
  * Fixed bug 955860: pt-stalk doesn't run vmstat, iostat, and mpstat for --run-time
  * Fixed bug 960513: SHOW TABLE STATUS is used needlessly
  * Fixed bug 969726: pt-online-schema-change loses foreign keys
  * Fixed bug 846028: pt-online-schema-change does not show progress until completed
  * Fixed bug 898695: pt-online-schema-change add useless ORDER BY
  * Fixed bug 952727: pt-diskstats shows incorrect wr_mb_s
  * Fixed bug 963225: pt-query-digest fails to set history columns for disk tmp tables and disk filesort
  * Fixed bug 967451: Char chunking doesn't quote column name
  * Fixed bug 972399: pt-table-checksum docs are not rendered right
  * Fixed bug 896553: Various documentation spelling fixes
  * Fixed bug 949154: pt-variable-advisor advice for relay-log-space-limit
  * Fixed bug 953461: pt-upgrade manual broken 'output' section
  * Fixed bug 949653: pt-table-checksum docs don't mention risks posed by inconsistent schemas

v2.0.4 released 2012-03-07

  * Added --filter to pt-kill to allow arbitrary --group-by
  * Added --[no]stalk to pt-stalk (bug 932331)
  * Added --execute to pt-online-schema-change (bug 933232)
  * Fixed bug 873598: pt-online-schema-change doesn't like reserved words in column names
  * Fixed bug 928966: pt-pmp still uses insecure /tmp
  * Fixed bug 933232: pt-online-schema-change can break replication
  * Fixed bug 941225: Use of qw(...) as parentheses is deprecated at pt-kill line 3511
  * Fixed bug 821694: pt-query-digest doesn't recognize hex InnoDB txn IDs
  * Fixed bug 894255: pt-kill shouldn't check if STDIN is a tty when --daemonize is given
  * Fixed bug 916999: pt-table-checksum error: DBD::mysql::st execute failed: called with 2 bind variables when 6 are needed
  * Fixed bug 926598: DBD::mysql bug causes pt-upgrade to use wrong precision (M) and scale (D)
  * Fixed bug 928226: pt-diskstats illegal division by zero
  * Fixed bug 928415: Typo in pt-stalk doc: --trigger should be --function
  * Fixed bug 930317: pt-archiver doc refers to nonexistent pt-query-profiler
  * Fixed bug 930533: pt-sift looking for *-processlist1; broken compatibility with pt-stalk
  * Fixed bug 932331: pt-stalk cannot collect without stalking
  * Fixed bug 932442: pt-table-checksum error when column name has two spaces
  * Fixed bug 932883: File Debian bug after each release
  * Fixed bug 940503: pt-stalk disk space checks wrong on 32bit platforms
  * Fixed bug 944420: --daemonize doesn't always close STDIN
  * Fixed bug 945834: pt-sift invokes pt-diskstats with deprecated argument
  * Fixed bug 945836: pt-sift prints awk error if there are no stack traces to aggregate
  * Fixed bug 945842: pt-sift generates wrong state sum during processlist analysis
  * Fixed bug 946438: pt-query-digest should print a better message when an unsupported log format is specified
  * Fixed bug 946776: pt-table-checksum ignores --lock-wait-timeout
  * Fixed bug 940440: Bad grammar in pt-kill docs

v2.0.3 released 2012-02-03

  * Completely redesigned pt-diskstats
  * Completely redesigned pt-stalk
  * Removed pt-collect and put its functionality in pt-stalk
  * Fixed bug 871438: Bash tools are insecure
  * Fixed bug 897758: Failed to prepare TableSyncChunk plugin: Use of uninitialized value $args{"chunk_range"} in lc at pt-table-sync line 3055
  * Fixed bug 919819: pt-kill --execute-command creates zombies
  * Fixed bug 925778: pt-ioprofile doesn't run without a file
  * Fixed bug 925477: pt-ioprofile docs refer to pt-iostats
  * Fixed bug 857091: pt-sift downloads http://percona.com/get/pt-pmp, which does not work
  * Fixed bug 857104: pt-sift tries to invoke mext, should be pt-mext
  * Fixed bug 872699: pt-diskstats: rd_avkb & wr_avkb derived incorrectly
  * Fixed bug 897029: pt-diskstats computes wrong values for md0
  * Fixed bug 882918: pt-stalk spams warning if oprofile isn't installed
  * Fixed bug 884504: pt-stalk doesn't check pt-collect
  * Fixed bug 897483: pt-online-schema-change "uninitialized value" due to update-foreign-keys-method
  * Fixed bug 925007: pt-online-schema-change Use of uninitialized value $tables{"old_table"} in concatenation (.) or string at line 4330
  * Fixed bug 915598: pt-config-diff ignores --ask-pass option
  * Fixed bug 919352: pt-table-checksum changes binlog_format even if already set to statement
  * Fixed bug 921700: pt-table-checksum doesn't add --where to chunk size test on replicas
  * Fixed bug 921802: pt-table-checksum does not recognize --recursion-method=processlist
  * Fixed bug 925855: pt-table-checksum index check is case-sensitive
  * Fixed bug 821709: pt-show-grants --revoke and --separate don't work together
  * Fixed bug 918247: Some tools use VALUE instead of VALUES

v2.0.2 released 2012-01-05

  * Fixed bug 911996: pt-table-sync --replicate causes "Unknown column" error

v2.0.1 released 2011-12-30

  * Completely redesigned pt-table-checksum
  * Fixed bug 856065: pt-trend does not work
  * Fixed bug 887688: Prepared statements crash pt-query-digest
  * Fixed bug 888286: align not part of percona-toolkit
  * Fixed bug 897961: ptc 2.0 replicate-check error does not include hostname
  * Fixed bug 898318: ptc 2.0 --resume with --tables does not always work
  * Fixed bug 903513: MKDEBUG should be PTDEBUG
  * Fixed bug 908256: Percona Toolkit should include pt-ioprofile
  * Fixed bug 821717: pt-tcp-model --type=requests crashes
  * Fixed bug 844038: pt-online-schema-change documentation example w/drop-tmp-table does not work
  * Fixed bug 864205: Remove the query to reset @crc from pt-table-checksum
  * Fixed bug 898663: Typo in pt-log-player documentation

v1.0.1 released 2011-09-01

  * Fixed bug 819421: MasterSlave::is_replication_thread() doesn't match all
  * Fixed bug 821673: pt-table-checksum doesn't include --where in min max queries
  * Fixed bug 821688: pt-table-checksum SELECT MIN MAX for char chunking is wrong
  * Fixed bug 838211: pt-collect: line 24: [: : integer expression expected
  * Fixed bug 838248: pt-collect creates a "5.1" file

v0.9.5 released 2011-08-04

  * Forked, combined, and rebranded Maatkit and Aspersa as Percona Toolkit.
bypass 1.0, Devloped By El Moujahidin (the source has been moved and devloped)
Email: contact@elmoujehidin.net