This is looking like a ZImbra-specific issue. Is it? MANUALLY FORGET, SYNC, DUMP
/opt/zimbra/libexec/sa-learn -D \ -p /opt/zimbra/conf/sa/sausers.cf \ --dbpath /opt/zimbra/data/amavisd/.spamassassin \ --siteconfigpath /opt/zimbra/conf/spamassassin \ --no-sync \ --forget /opt/zimbra/TEMP/spam/* /opt/zimbra/libexec/sa-learn -D \ -p /opt/zimbra/conf/sa/sausers.cf \ --dbpath /opt/zimbra/data/amavisd/.spamassassin \ --siteconfigpath /opt/zimbra/conf/spamassassin \ --sync /opt/zimbra/libexec/sa-learn \ -p /opt/zimbra/conf/sa/sausers.cf \ --dbpath /opt/zimbra/data/amavisd/.spamassassin \ --siteconfigpath /opt/zimbra/conf/spamassassin \ --dump magic 0.000 0 3 0 non-token data: bayes db version 0.000 0 1150 0 non-token data: nspam 0.000 0 19454 0 non-token data: nham 0.000 0 120765 0 non-token data: ntokens 0.000 0 1406392641 0 non-token data: oldest atime 0.000 0 1412102304 0 non-token data: newest atime 0.000 0 1412102444 0 non-token data: last journal sync atime 0.000 0 1412058024 0 non-token data: last expiry atime 0.000 0 5529600 0 non-token data: last expire atime delta 0.000 0 1575 0 non-token data: last expire reduction count MANUALLY LEARN, SYNC, DUMP /opt/zimbra/libexec/sa-learn -D \ -p /opt/zimbra/conf/sa/sausers.cf \ --dbpath /opt/zimbra/data/amavisd/.spamassassin \ --siteconfigpath /opt/zimbra/conf/spamassassin \ --no-sync \ --spam /opt/zimbra/TEMP/spam/* /opt/zimbra/libexec/sa-learn -D \ -p /opt/zimbra/conf/sa/sausers.cf \ --dbpath /opt/zimbra/data/amavisd/.spamassassin \ --siteconfigpath /opt/zimbra/conf/spamassassin \ --sync /opt/zimbra/libexec/sa-learn \ -p /opt/zimbra/conf/sa/sausers.cf \ --dbpath /opt/zimbra/data/amavisd/.spamassassin \ --siteconfigpath /opt/zimbra/conf/spamassassin \ --dump magic 0.000 0 3 0 non-token data: bayes db version 0.000 0 1165 0 non-token data: nspam 0.000 0 19454 0 non-token data: nham 0.000 0 121612 0 non-token data: ntokens 0.000 0 1406392641 0 non-token data: oldest atime 0.000 0 1412102505 0 non-token data: newest atime 0.000 0 1412102513 0 non-token data: last journal sync atime 0.000 0 1412058024 0 non-token data: last expiry atime 0.000 0 5529600 0 non-token data: last expire atime delta 0.000 0 1575 0 non-token data: last expire reduction count MANUALLY FORGET, SYNC, DUMP /opt/zimbra/libexec/sa-learn -D \ -p /opt/zimbra/conf/sa/sausers.cf \ --dbpath /opt/zimbra/data/amavisd/.spamassassin \ --siteconfigpath /opt/zimbra/conf/spamassassin \ --no-sync \ --forget /opt/zimbra/TEMP/spam/* /opt/zimbra/libexec/sa-learn -D \ -p /opt/zimbra/conf/sa/sausers.cf \ --dbpath /opt/zimbra/data/amavisd/.spamassassin \ --siteconfigpath /opt/zimbra/conf/spamassassin \ --sync /opt/zimbra/libexec/sa-learn \ -p /opt/zimbra/conf/sa/sausers.cf \ --dbpath /opt/zimbra/data/amavisd/.spamassassin \ --siteconfigpath /opt/zimbra/conf/spamassassin \ --dump magic 0.000 0 3 0 non-token data: bayes db version 0.000 0 1150 0 non-token data: nspam 0.000 0 19454 0 non-token data: nham 0.000 0 120765 0 non-token data: ntokens 0.000 0 1406392641 0 non-token data: oldest atime 0.000 0 1412102505 0 non-token data: newest atime 0.000 0 1412102513 0 non-token data: last journal sync atime 0.000 0 1412058024 0 non-token data: last expiry atime 0.000 0 5529600 0 non-token data: last expire atime delta 0.000 0 1575 0 non-token data: last expire reduction count SUBMIT VIA SERVER'S spam@ SUBMISSION ADDRESS MANUALLY DUMP /opt/zimbra/libexec/sa-learn \ -p /opt/zimbra/conf/sa/sausers.cf \ --dbpath /opt/zimbra/data/amavisd/.spamassassin \ --siteconfigpath /opt/zimbra/conf/spamassassin \ --dump magic 0.000 0 3 0 non-token data: bayes db version 0.000 0 1150 0 non-token data: nspam 0.000 0 19454 0 non-token data: nham 0.000 0 120765 0 non-token data: ntokens 0.000 0 1406392641 0 non-token data: oldest atime 0.000 0 1412102505 0 non-token data: newest atime 0.000 0 1412102513 0 non-token data: last journal sync atime 0.000 0 1412058024 0 non-token data: last expiry atime 0.000 0 5529600 0 non-token data: last expire atime delta 0.000 0 1575 0 non-token data: last expire reduction count MANUALLY SYNC, DUMP /opt/zimbra/libexec/sa-learn -D \ -p /opt/zimbra/conf/sa/sausers.cf \ --dbpath /opt/zimbra/data/amavisd/.spamassassin \ --siteconfigpath /opt/zimbra/conf/spamassassin \ --sync /opt/zimbra/libexec/sa-learn \ -p /opt/zimbra/conf/sa/sausers.cf \ --dbpath /opt/zimbra/data/amavisd/.spamassassin \ --siteconfigpath /opt/zimbra/conf/spamassassin \ --dump magic 0.000 0 3 0 non-token data: bayes db version 0.000 0 1150 0 non-token data: nspam 0.000 0 19454 0 non-token data: nham 0.000 0 120765 0 non-token data: ntokens 0.000 0 1406392641 0 non-token data: oldest atime 0.000 0 1412102505 0 non-token data: newest atime 0.000 0 1412102513 0 non-token data: last journal sync atime 0.000 0 1412058024 0 non-token data: last expiry atime 0.000 0 5529600 0 non-token data: last expire atime delta 0.000 0 1575 0 non-token data: last expire reduction count