slapi-nis uses sss-idmap library to discover user group membership. Its sss_nss_getgrouplist_timeout() function can return timeout errors as well which might cause a busy looping. sss_nss_getgrouplist_timeout() will return ERANGE which is translated by slapi-nis to NSS_STATUS_TRYAGAIN.
back-sch-nss: only loop if asked to try again
slapi-nis uses sss-idmap library to discover user group membership. Its sss_nss_getgrouplist_timeout() function can return timeout errors as well which might cause a busy looping. sss_nss_getgrouplist_timeout() will return ERANGE which is translated by slapi-nis to NSS_STATUS_TRYAGAIN.
Fixes: rhbz#1967179