Well, that didn't take long. I removed replicate-do-db=percona_ssodb03 from the slave's my.cnf and restarted it. Ran pt-table-checksum-bug-1080765 four times and then encountered the following: TS ERRORS DIFFS ROWS CHUNKS SKIPPED TIME TABLE 12-17T14:35:25 0 0 0 1 0 0.025 vsp_jira_current.AO_563AEE_ACTIVITY_ENTITY 12-17T14:35:25 0 0 0 1 0 0.021 vsp_jira_current.AO_563AEE_ACTOR_ENTITY 12-17T14:35:25 0 0 0 1 0 0.022 vsp_jira_current.AO_563AEE_MEDIA_LINK_ENTITY 12-17T14:35:25 0 0 0 1 0 0.022 vsp_jira_current.AO_563AEE_OBJECT_ENTITY 12-17T14:35:25 0 0 0 1 0 0.021 vsp_jira_current.AO_563AEE_TARGET_ENTITY 12-17T14:35:26 0 0 139008 5 0 0.545 vsp_jira_current.OS_CURRENTSTEP 12-17T14:35:26 0 0 263797 1 0 0.186 vsp_jira_current.OS_CURRENTSTEP_PREV 12-17T14:35:27 0 0 308038 1 0 0.739 vsp_jira_current.OS_HISTORYSTEP 12-17T14:35:27 0 0 173870 1 0 0.243 vsp_jira_current.OS_HISTORYSTEP_PREV 12-17T14:35:27 0 0 185293 1 0 0.199 vsp_jira_current.OS_WFENTRY 12-17T14:35:27 0 0 87 1 0 0.018 vsp_jira_current.SEQUENCE_VALUE_ITEM 12-17T14:35:27 0 0 501 1 0 0.020 vsp_jira_current.avatar 12-17T14:35:28 0 0 935138 1 0 1.159 vsp_jira_current.changegroup 12-17T14:35:31 0 0 1283476 1 0 2.884 vsp_jira_current.changeitem 12-17T14:35:31 0 0 183 1 0 0.020 vsp_jira_current.columnlayout 12-17T14:35:31 0 0 2250 1 0 0.028 vsp_jira_current.columnlayoutitem 12-17T14:35:31 0 0 314 1 0 0.020 vsp_jira_current.component 12-17T14:35:31 0 0 1801 1 0 0.022 vsp_jira_current.configurationcontext 12-17T14:35:31 0 0 655 1 0 0.025 vsp_jira_current.customfield 12-17T14:35:36 0 0 1734 1 0 4.051 vsp_jira_current.customfieldoption 12-17T14:35:36 0 0 417352 1 0 0.835 vsp_jira_current.customfieldvalue 12-17T14:35:36 0 0 1 1 0 0.018 vsp_jira_current.cwd_application 12-17T14:35:36 0 0 0 1 0 0.020 vsp_jira_current.cwd_application_address 12-17T14:35:36 0 0 2 1 0 0.020 vsp_jira_current.cwd_directory 12-17T14:35:36 0 0 48 1 0 0.019 vsp_jira_current.cwd_directory_attribute 12-17T14:35:36 0 0 14 1 0 0.013 vsp_jira_current.cwd_directory_operation 12-17T14:35:37 0 0 1577 1 0 0.033 vsp_jira_current.cwd_group 12-17T14:35:37 0 0 0 1 0 0.018 vsp_jira_current.cwd_group_attributes 12-17T14:35:37 0 0 38568 1 0 0.195 vsp_jira_current.cwd_membership 12-17T14:35:37 0 0 6420 1 0 0.055 vsp_jira_current.cwd_user 12-17T14:35:37 0 0 19113 1 0 0.060 vsp_jira_current.cwd_user_attributes 12-17T14:35:37 0 0 5941 1 0 0.029 vsp_jira_current.external_entities 12-17T14:35:37 0 0 0 1 0 0.020 vsp_jira_current.externalgadget 12-17T14:35:37 0 0 3579 1 0 0.029 vsp_jira_current.favouriteassociations 12-17T14:35:37 0 0 739 1 0 0.023 vsp_jira_current.fieldconfigscheme 12-17T14:35:37 0 0 1321 1 0 0.022 vsp_jira_current.fieldconfigschemeissuetype 12-17T14:35:37 0 0 741 1 0 0.022 vsp_jira_current.fieldconfiguration 12-17T14:35:37 0 0 41 1 0 0.020 vsp_jira_current.fieldlayout 12-17T14:35:37 0 0 25091 1 0 0.153 vsp_jira_current.fieldlayoutitem 12-17T14:35:37 0 0 23 1 0 0.021 vsp_jira_current.fieldlayoutscheme 12-17T14:35:37 0 0 0 1 0 0.017 vsp_jira_current.fieldlayoutschemeassociation 12-17T14:35:37 0 0 245 1 0 0.021 vsp_jira_current.fieldlayoutschemeentity 12-17T14:35:37 0 0 9 1 0 0.024 vsp_jira_current.fieldscreen 12-17T14:35:37 0 0 1078 1 0 0.020 vsp_jira_current.fieldscreenlayoutitem 12-17T14:35:37 0 0 12 1 0 0.022 vsp_jira_current.fieldscreenscheme 12-17T14:35:37 0 0 35 1 0 0.018 vsp_jira_current.fieldscreenschemeitem 12-17T14:35:37 0 0 9 1 0 0.021 vsp_jira_current.fieldscreentab 12-17T14:35:38 0 0 54735 1 0 0.238 vsp_jira_current.fileattachment 12-17T14:35:38 0 0 109 1 0 0.020 vsp_jira_current.filtersubscription 12-17T14:35:38 0 0 15261 1 0 0.040 vsp_jira_current.gadgetuserpreference 12-17T14:35:38 0 0 102 1 0 0.015 vsp_jira_current.genericconfiguration 12-17T14:35:38 0 0 0 1 0 0.019 vsp_jira_current.groupbase 12-17T14:35:38 0 0 61435 1 0 0.160 vsp_jira_current.issuelink 12-17T14:35:38 0 0 7 1 0 0.016 vsp_jira_current.issuelinktype 12-17T14:35:38 0 0 2 1 0 0.019 vsp_jira_current.issuesecurityscheme 12-17T14:35:38 0 0 58 1 0 0.020 vsp_jira_current.issuestatus 12-17T14:35:38 0 0 86 1 0 0.016 vsp_jira_current.issuetype 12-17T14:35:38 0 0 9 1 0 0.019 vsp_jira_current.issuetypescreenscheme 12-17T14:35:38 0 0 50 1 0 0.018 vsp_jira_current.issuetypescreenschemeentity 12-17T14:35:41 0 0 830187 1 0 3.388 vsp_jira_current.jiraaction 12-17T14:35:41 0 0 3 1 0 0.021 vsp_jira_current.jiradraftworkflows 12-17T14:35:41 0 0 16 1 0 0.029 vsp_jira_current.jiraeventtype 12-17T14:35:42 0 0 139038 1 0 1.082 vsp_jira_current.jiraissue 12-17T14:35:43 0 0 0 1 0 0.019 vsp_jira_current.jiraperms 12-17T14:35:47 0 0 14 1 0 4.045 vsp_jira_current.jiraworkflows 12-17T14:35:47 0 0 2578 1 0 0.278 vsp_jira_current.label 12-17T14:35:47 0 0 3 1 0 0.021 vsp_jira_current.listenerconfig 12-17T14:35:47 0 0 9 1 0 0.022 vsp_jira_current.mailserver 12-17T14:35:47 0 0 0 1 0 0.022 vsp_jira_current.membershipbase 12-17T14:35:47 0 0 26282 1 0 0.099 vsp_jira_current.nodeassociation 12-17T14:35:47 0 0 166 1 0 0.018 vsp_jira_current.notification 12-17T14:36:02 0 0 4189850 1 0 14.597 vsp_jira_current.notificationinstance 12-17T14:36:02 0 0 3 1 0 0.026 vsp_jira_current.notificationscheme 12-17T14:36:02 0 0 1 1 0 0.023 vsp_jira_current.oauthconsumer 12-17T14:36:02 0 0 0 1 0 0.019 vsp_jira_current.oauthconsumertoken 12-17T14:36:02 0 0 1 1 0 0.020 vsp_jira_current.oauthspconsumer 12-17T14:36:02 0 0 0 1 0 0.021 vsp_jira_current.oauthsptoken 12-17T14:36:02 0 0 646 1 0 0.023 vsp_jira_current.optionconfiguration 12-17T14:36:02 0 0 288 1 0 0.023 vsp_jira_current.permissionscheme 12-17T14:36:02 0 0 107 1 0 0.022 vsp_jira_current.pluginversion 12-17T14:36:02 0 0 632 1 0 0.278 vsp_jira_current.portalpage 12-17T14:36:02 0 0 3996 1 0 0.041 vsp_jira_current.portletconfiguration 12-17T14:36:02 0 0 5 1 0 0.021 vsp_jira_current.priority 12-17T14:36:02 0 0 409 1 0 0.022 vsp_jira_current.project 12-17T14:36:02 0 0 19 1 0 0.021 vsp_jira_current.prodiffs:$VAR1 = [ { chunk => '1', chunk_index => undef, cnt_diff => '0', crc_diff => '1', lower_boundary => undef, master_cnt => undef, master_crc => undef, table => 'vsp_jira_current.propertytext', this_cnt => '1987', this_crc => '128460a9', upper_boundary => undef } ]; checksum:$VAR1 = [ { chunk => '1', chunk_index => undef, chunk_time => '0.00435', db => 'vsp_jira_current', lower_boundary => undef, master_cnt => '1987', master_crc => '128460a9', tbl => 'propertytext', this_cnt => '1987', this_crc => '128460a9', ts => '2012-12-17 14:36:03', upper_boundary => undef } ]; jectcategory 12-17T14:36:02 0 0 7 1 0 0.022 vsp_jira_current.projectrole 12-17T14:36:02 0 0 1220 1 0 0.026 vsp_jira_current.projectroleactor 12-17T14:36:03 0 0 723 1 0 0.278 vsp_jira_current.projectversion 12-17T14:36:03 0 0 0 1 0 0.022 vsp_jira_current.propertydata 12-17T14:36:03 0 0 1 1 0 0.020 vsp_jira_current.propertydate 12-17T14:36:03 0 0 0 1 0 0.021 vsp_jira_current.propertydecimal 12-17T14:36:03 0 0 6382 1 0 0.042 vsp_jira_current.propertyentry 12-17T14:36:03 0 0 3208 1 0 0.027 vsp_jira_current.propertynumber 12-17T14:36:03 0 0 1186 1 0 0.279 vsp_jira_current.propertystring 12-17T14:36:03 0 1 1987 1 0 0.034 vsp_jira_current.propertytext 12-17T14:36:03 0 0 0 1 0 0.020 vsp_jira_current.qrtz_calendars 12-17T14:36:03 0 0 109 1 0 0.021 vsp_jira_current.qrtz_cron_triggers 12-17T14:36:03 0 0 0 1 0 0.012 vsp_jira_current.qrtz_fired_triggers 12-17T14:36:03 0 0 1 1 0 0.019 vsp_jira_current.qrtz_job_details 12-17T14:36:03 0 0 0 1 0 0.016 vsp_jira_current.qrtz_job_listeners 12-17T14:36:03 0 0 0 1 0 0.020 vsp_jira_current.qrtz_simple_triggers 12-17T14:36:03 0 0 0 1 0 0.022 vsp_jira_current.qrtz_trigger_listeners 12-17T14:36:03 0 0 109 1 0 0.019 vsp_jira_current.qrtz_triggers 12-17T14:36:03 0 0 5024 1 0 0.026 vsp_jira_current.remembermetoken 12-17T14:36:03 0 0 10 1 0 0.020 vsp_jira_current.remotelink 12-17T14:36:03 0 0 7 1 0 0.021 vsp_jira_current.resolution 12-17T14:36:03 0 0 9 1 0 0.017 vsp_jira_current.schemeissuesecurities 12-17T14:36:03 0 0 6 1 0 0.021 vsp_jira_current.schemeissuesecuritylevels 12-17T14:36:03 0 0 15572 1 0 0.068 vsp_jira_current.schemepermissions 12-17T14:36:03 0 0 2925 1 0 0.040 vsp_jira_current.searchrequest 12-17T14:36:03 0 0 15 1 0 0.022 vsp_jira_current.serviceconfig 12-17T14:36:03 0 0 1052 1 0 0.025 vsp_jira_current.sharepermissions 12-17T14:36:03 0 0 0 1 0 0.021 vsp_jira_current.trackback_ping 12-17T14:36:03 0 0 1 1 0 0.021 vsp_jira_current.trustedapp 12-17T14:36:03 0 0 100 1 0 0.021 vsp_jira_current.upgradehistory 12-17T14:36:04 0 0 7 1 0 0.021 vsp_jira_current.upgradeversionhistory 12-17T14:36:04 0 0 222809 1 0 0.435 vsp_jira_current.userassociation 12-17T14:36:04 0 0 0 1 0 0.021 vsp_jira_current.userbase 12-17T14:36:04 0 0 76223 1 0 0.247 vsp_jira_current.userhistoryitem 12-17T14:36:04 0 0 0 1 0 0.020 vsp_jira_current.versioncontrol 12-17T14:36:04 0 0 0 1 0 0.019 vsp_jira_current.votehistory 12-17T14:36:04 0 0 11 1 0 0.019 vsp_jira_current.workflowscheme 12-17T14:36:04 0 0 47 1 0 0.020 vsp_jira_current.workflowschemeentity 12-17T14:36:04 0 0 2 1 0 0.021 vsp_jira_current.worklog Does that help?