This is the Trace for the following command...
PTDEBUG=1 pt-online-schema-change --statistics --recursion-method=dsn=h=10.0.2.148,D=percona,t=dsns --nocheck-replication-filters --check-interval=2 --max-lag=60 --critical-load Threads_running=10 --alter "modify ExtraText1 varchar(256)" h=10.0.2.148,D=ATData,t=Retest,u=root,p=likeskin --execute > ASE_Trace.log 2>&1
This is the Trace for the following command...
PTDEBUG=1 pt-online- schema- change --statistics --recursion- method= dsn=h=10. 0.2.148, D=percona, t=dsns --nocheck- replication- filters --check-interval=2 --max-lag=60 --critical-load Threads_running=10 --alter "modify ExtraText1 varchar(256)" h=10.0. 2.148,D= ATData, t=Retest, u=root, p=likeskin --execute > ASE_Trace.log 2>&1