SID_log_001.dat size is not sync with DBACOCKPIT

Dear experts,

I am new in Sybase.

I checked in OS level, and found that SID_log_001.dat size is 4GB.

But, when I check in DBACOCKPIT, I found that the size is only 1 GB.

Please correct me If I am wrong.

Thank you.

Regards,

Fadzly Iqbal