problemas con raptorcache

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hola a todos tengo instalado raptor cache en debian, pero de pronto se me puso lenta la internet, tuve desactivarlo sin mandar a cachear nada mientras resuelvo el problema, la he reiniciado varias veces y sigue igual, me estubierion saliendo estos mensajes al inicio pero ya no mas:
2013/12/19 06:25:03| storeDirWriteCleanLogs: Starting...
2013/12/19 06:25:03| 65536 entries written so far.
2013/12/19 06:25:03| 131072 entries written so far.
2013/12/19 06:25:03| Finished. Wrote 157540 entries.
2013/12/19 06:25:03| Took 0.06 seconds (2742592.53 entries/sec).
2013/12/19 06:25:03| logfileRotate: /var/log/squid3/access.log
2013/12/19 06:25:03| logfileRotate: /var/log/squid3/error.log
2013/12/19 06:41:55| fqdncacheParse: No PTR record for '218.93.250.18'
2013/12/19 06:41:55| fqdncacheParse: No PTR record for '218.93.250.18'
2013/12/19 06:41:55| fqdncacheParse: No PTR record for '218.93.250.18'
2013/12/19 06:41:55| fqdncacheParse: No PTR record for '218.93.250.18'
2013/12/19 06:41:55| fqdncacheParse: No PTR record for '218.93.250.18'
2013/12/19 06:41:55| fqdncacheParse: No PTR record for '218.93.250.18'
2013/12/19 06:59:43| fqdncacheParse: No PTR record for '218.93.250.18'
2013/12/19 06:59:43| fqdncacheParse: No PTR record for '218.93.250.18'
2013/12/19 07:01:44| fqdncacheParse: No PTR record for '218.93.250.18'
2013/12/19 07:01:44| fqdncacheParse: No PTR record for '218.93.250.18'
2013/12/19 07:04:24| fqdncacheParse: No PTR record for '218.93.250.18'
2013/12/19 07:04:24| fqdncacheParse: No PTR record for '218.93.250.18'
2013/12/19 07:07:46| fqdncacheParse: No PTR record for '218.93.250.18'
2013/12/19 07:07:46| fqdncacheParse: No PTR record for '218.93.250.18'
2013/12/19 07:18:02| fqdncacheParse: No PTR record for '218.93.250.18'