Ceph

2015-02-06 22:29:31.387753 7fed116df700 10 mon.peon5752@0(leader).osd e598595 preprocess_pgtemp osd_pgtemp(e598591 {5.7e99=[37,536,882],5.98a4=[482,738,869],5.f15b=[180,778,585],11.7e93=[37,536,882],11.989e=[482,738,869],11.f155=[180,778,585]} v598591) v1
2015-02-06 22:29:31.387773 7fed116df700  7 mon.peon5752@0(leader).osd e598595 preprocess_pgtemp e598591 no changes from osd.807 [2607:f298:4:2243::5522]:6828/3810
2015-02-06 22:29:31.387779 7fed116df700  7 mon.peon5752@0(leader).osd e598595 _reply_map 598591 from osd.807 [2607:f298:4:2243::5522]:6828/3810
2015-02-06 22:29:31.387783 7fed116df700  5 mon.peon5752@0(leader).osd e598595 send_latest to osd.807 [2607:f298:4:2243::5522]:6828/3810 start 598591
2015-02-06 22:29:31.387787 7fed116df700  5 mon.peon5752@0(leader).osd e598595 send_incremental [598591..598595] to osd.807 [2607:f298:4:2243::5522]:6828/3810
2015-02-06 22:29:31.387792 7fed116df700 10 mon.peon5752@0(leader).osd e598595  osd.807 should have epoch <b>594144</b>
2015-02-06 22:29:31.387794 7fed116df700 10 mon.peon5752@0(leader).osd e598595 build_incremental [594145..594245]

the passed-in first is > (much >!) the cached map value.

we should maybe only use the cached value here if it is larger, update the map_cache while we are here so that we do have the best value for this osd...