"The recovery process has taken far too long and we cannot risk delaying the adjustment any further," said Sanusi Barkindo, the secretary general of the Organization of the Petroleum Exporting Countries, in his opening remarks.
"Therefore, we should be calling for maximum commitment from all OPEC and non-OPEC countries in this regard and we should expect no less as this is our commitment, not only to our member countries but to the global community."
"There is an acute and urgent need to speed up the rebalancing," Russian Energy Minister Alexander Novak said during a recent Vienna visit.
Other non-OPEC members attending the technical committee meeting were delegations from Brazil, Kazakhstan, Mexico, Oman and Azerbaijan.
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"We will discuss the recognised positions of countries, first of all the OPEC countries," Azerbaijan's Energy Minister Natig Aliyev told reporters in Vienna.
He added that some measures needed "to be taken to stabilise the market".
Participants' opinions from the weekend gathering "will be included in a report to be considered by ministers" at the November 30 meeting, OPEC said.
In a surprise move, the cartel in September agreed a deal to trim production by up to 750,000 barrels per day to between 32.5 and 33 millions per day.
The announcement of the first such move since 2008 sent prices surging.
Production has outpaced demand over the past two years, with the resulting supply glut hammering prices from highs of more than USD 100 a barrel in June 2014 to near 13-year lows below USD 30 in February this year.
But obstacles remain to the new accord as some OPEC members refuse to decrease their output.
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