== sanity test 101a: check read-ahead for random reads === 00:58:33 (1726117113) nreads: 10000 file size: 96MB 51.426148s, 12.7437MB/s osc.lustre-OST0000-osc-ffff8800b64d1800.rpc_stats= snapshot_time: 1726117169.076580913 secs.nsecs start_time: 1726117114.333266666 secs.nsecs elapsed_time: 54.743314247 secs.nsecs read RPCs in flight: 0 write RPCs in flight: 0 pending write pages: 0 pending read pages: 0 read write pages per rpc rpcs % cum % | rpcs % cum % 1: 0 0 0 | 2 66 66 2: 0 0 0 | 1 33 100 read write rpcs in flight rpcs % cum % | rpcs % cum % 1: 0 0 0 | 2 66 66 2: 0 0 0 | 1 33 100 read write offset rpcs % cum % | rpcs % cum % 0: 0 0 0 | 3 100 100 osc.lustre-OST0001-osc-ffff8800b64d1800.rpc_stats= snapshot_time: 1726117169.076838153 secs.nsecs start_time: 1726117114.333357966 secs.nsecs elapsed_time: 54.743480187 secs.nsecs read RPCs in flight: 0 write RPCs in flight: 0 pending write pages: 0 pending read pages: 0 read write pages per rpc rpcs % cum % | rpcs % cum % 1: 0 0 0 | 2 6 6 2: 1 0 0 | 1 3 10 4: 2 0 0 | 0 0 10 8: 8 0 0 | 1 3 13 16: 6120 99 100 | 0 0 13 32: 0 0 100 | 0 0 13 64: 0 0 100 | 0 0 13 128: 0 0 100 | 0 0 13 256: 0 0 100 | 0 0 13 512: 0 0 100 | 0 0 13 1024: 0 0 100 | 25 86 100 read write rpcs in flight rpcs % cum % | rpcs % cum % 1: 6131 100 100 | 26 89 89 2: 0 0 100 | 1 3 93 3: 0 0 100 | 1 3 96 4: 0 0 100 | 1 3 100 read write offset rpcs % cum % | rpcs % cum % 0: 6 0 0 | 5 17 17 1: 0 0 0 | 0 0 17 2: 0 0 0 | 0 0 17 4: 0 0 0 | 0 0 17 8: 0 0 0 | 0 0 17 16: 5 0 0 | 0 0 17 32: 8 0 0 | 0 0 17 64: 21 0 0 | 0 0 17 128: 37 0 1 | 0 0 17 256: 73 1 2 | 0 0 17 512: 139 2 4 | 0 0 17 1024: 268 4 9 | 1 3 20 2048: 598 9 18 | 2 6 27 4096: 1155 18 37 | 4 13 41 8192: 1980 32 69 | 8 27 68 16384: 1841 30 100 | 9 31 100 llite.lustre-ffff8800b64d1800.read_ahead_stats= snapshot_time 1726117169.082662069 secs.nsecs start_time 1726117114.338969449 secs.nsecs elapsed_time 54.743692620 secs.nsecs hits 91834 samples [pages] misses 6131 samples [pages] readpage_not_consecutive 9991 samples [pages] zero_size_window 91834 samples [pages] failed_to_fast_read 6131 samples [pages] readahead_pages 6131 samples [pages] 1 15 91834