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percona-toolkit/Changelog
Alexey Bychko 86ae0f8eb0 Build percona-toolkit-2.2.5
2013-10-20 10:45:04 +07:00

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Changelog for Percona Toolkit
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 #1199589: pt-archiver deletes data despite --dry-run
* Fixed bug #944051: pt-table-checksum has ambiguous exit status
* Fixed bug #1209436: pt-kill --log-dsn may not work on Perl 5.8
* Fixed bug #1210537: pt-table-checksum --recursion-method=cluster crashes if no nodes are found
* Fixed bug #1215608: pt-online-schema-change new table suffix is hard-coded
* Fixed bug #1229861: pt-table-sync quotes float values, can't sync
* 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 #1206728: pt-deadlock-logger 2.2 requires DSN on command line
* Fixed bug #1226721: pt-agent on CentOS 5 fails to send data
* Fixed bug #821690: pt-query-digest doesn't distill IF EXISTS correctly
* Fixed bug #1206677: pt-agent docs reference clodu.percona.com
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.
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