DD command test

zhaozj2021-02-16  114

Date; DD "> Oracle @ scp1> Date; DD if = / dev / rdrd / DRD12 of = / dev / null BS = 4096 ISEEK = 16; Date;

Tue Oct 8 20:22:07 GMT 0700 2002

65520 0 Records in

65520 0 Records OUT

Tue Oct 8 20:24:10 GMT 0700 2002

Date; DD "> Oracle @ scp1> DATE; DD IF = / dev / rdrd / DRD12 of = / dev / null BS = 64K ISEEK = 1; DATE;

Tue Oct 8 20:24:57 GMT 0700 2002

4095 0 Records in

4095 0 Records OUT

Tue Oct 8 20:25:33 GMT 0700 2002

Oracle @ SCP1>

Date; DD "> Oracle @ SCP1> DATE; DD IF = / DEV / RDRD / DRD12 OF = / DEV / NULL BS = 1024k; Date;

Tue Oct 8 20:32:16 GMT 0700 2002

256 0 RECORDS IN

256 0 Records Out

Tue Oct 8 20:32:51 GMT 0700 2002

Oracle @ SCP1>

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