Alameda County Employees' Retirement Association, Oakland, Calif., committed up to $27 million to ABRY Senior Equity VI.
The $10.4 billion pension fund's board approved the commitment to the mezzanine debt fund managed by ABRY Partners at its May 20 meeting, recently released meeting minutes show.
ACERA previously committed up to $25 million to ABRY Senior Equity V in 2016.
As of May 31, the actual allocation to private equity was 7.8%.
ACERA spokesman Michael Fara could not be immediately reached for further information.