URL:
https://github.com/SSSD/sssd/pull/5370
Title: #5370: nss: Use posix_fallocate() to alloc memcache file
simo5 commented:
"""
It would be nicer to retry, operating w/o the cache is a very degraded operation mode.
"""
See the full comment at
https://github.com/SSSD/sssd/pull/5370#issuecomment-710471490