,putc,put_block,rewrite,putc_latency,put_block_latency,rewrite_latency tmpfs (4G),,,,,, None,1376±12,1112658±4230,463507±37777,9934±1021,6740±144,33143±7043 Constant,1338±8,1107024±2347,476831±35860,10014±1090,6846±254,34115±5867 Cached,1366±9,1104980±3903,463079±39164,10413±1158,6794±181,33820±6338 tmpfs+snapshots (2G),,,,,, None,1392±8,1127802±6131,459712±24960,9614±1132,6523±120,27823±6142 Constant,1396±11,1126206±4224,453260±25135,9178±1249,6579±126,23221±7521 Cached,1394±7,1119699±6276,467627±27784,9470±951,6616±137,27254±6785 All,1398±12,1123245±3805,472850±29836,9500±823,6617±169,28555±6206 HDD+snapshots (256M),,,,,, None,850±21,72862±9765,32392±3900,15954±1942,126226±28733,148929±37483 Constant,986±17,84240±9009,38247±1117,10843±1214,101496±29997,106627±19098 Cached,988±19,84111±8460,37691±1379,10310±761,101249±42366,103950±14453 All,873±13,75392±5506,34556±1273,12690±563,95506±4917,134220±24256