The OPEC+ oil alliance has postponed a meeting to decide the next steps of its crude production strategy to Dec. 5, two delegate sources told CNBC.

The OPEC+ alliance of major oil-producing nations has postponed a weekend meeting to December 5 in what analysts said were signs of disagreement among the group over plans to increase output. Analysts say that if OPEC nations maintain their output cuts,

Crude production from Iraq, Kazakhstan, and Russia has declined in compliance with OPEC+ production cuts, supporting a modest near term upside to Brent prices, Goldman Sachs said.

When OPEC+ ministers meet this weekend, they confront the unpalatable choice: continue to curb oil-supplies well into 2025, or risk a renewed price slump.