on the mandatory minimum sentence there shouldn't be any postponement/suspension...
"
297 Conditional or unconditional postponement or suspension of sentence, and caution or reprimand
(1) Where a court convicts a person of any offence,
other than an offence in respect of which any law prescribes a minimum punishment, the court may in its discretion-
(a) postpone for a period not exceeding five years the passing of sentence and release the person concerned-
(i)
on one or more conditions, whether as to- (aa) compensation;
(ii)
and order such person to appear before the court at the expiration of the relevant period; or
unconditionally, and order such person to appear before the court, if called upon before the expiration of the relevant period; or
(bb) (cc)
the rendering to the person aggrieved of some specific benefit or service in lieu of compensation for damage or pecuniary loss;
the performance without remuneration and outside the prison of some service for the benefit of the community under the supervision or control of an organization or institution which, or person who, in the opinion of the court, promotes the interests of the community (in this section referred to as community service);
[Item (cc) substituted by s. 20 (a) of Act 33 of 1986.] (ccA) submission to correctional supervision;
(dd) (ee)
(ff)
(gg) (hh)
[Item (ccA) inserted by s. 47 of Act 122 of 1991.] submission to instruction or treatment;
submission to the supervision or control (including control over the earnings or other income of the person concerned) of a probation officer as defined in the Probation Services Act, 1991 (Act 116 of 1991);
[Item (ee) amended by s. 4 of Act 18 of 1996.]
the compulsory attendance or residence at some specified
centre for a specified purpose; good conduct;
any other matter,
(b) pass sentence but order the operation of the whole or any part thereof to be suspended for a period not exceeding five years on any condition referred to in paragraph (a) (i) which the court may specify in the order; or
"
etc etc
http://www.justice.gov.za/legislation/acts/1977-051.pdf
https://en.wikipedia.org/wiki/Crimi...rica#Postponement_and_suspension_of_sentences