tot_nr_writes = malloc(sizeof(*tot_nr_writes) * nr_writers);
pending_reclaims = malloc(sizeof(*pending_reclaims) * nr_writers);
if (reclaim_batch * sizeof(*pending_reclaims[i].queue)
tot_nr_writes = malloc(sizeof(*tot_nr_writes) * nr_writers);
pending_reclaims = malloc(sizeof(*pending_reclaims) * nr_writers);
if (reclaim_batch * sizeof(*pending_reclaims[i].queue)