== sanity test 101a: check read-ahead for random reads === 11:34:04 (1761320044) nreads: 10000 file size: 96MB 70.757783s, 9.26202MB/s osc.lustre-OST0000-osc-ffff965290756800.rpc_stats= snapshot_time: 1761320119.028404302 secs.nsecs start_time: 1761320045.596325861 secs.nsecs elapsed_time: 73.432078441 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 | 3 10 10 2: 0 0 0 | 0 0 10 4: 2 0 0 | 0 0 10 8: 0 0 0 | 0 0 10 16: 6612 99 100 | 0 0 10 32: 0 0 100 | 0 0 10 64: 0 0 100 | 0 0 10 128: 0 0 100 | 0 0 10 256: 0 0 100 | 0 0 10 512: 0 0 100 | 0 0 10 1024: 0 0 100 | 25 89 100 read write rpcs in flight rpcs % cum % | rpcs % cum % 1: 6608 99 99 | 27 96 96 2: 6 0 100 | 1 3 100 read write offset rpcs % cum % | rpcs % cum % 0: 6 0 0 | 4 14 14 1: 0 0 0 | 0 0 14 2: 0 0 0 | 0 0 14 4: 0 0 0 | 0 0 14 8: 0 0 0 | 0 0 14 16: 5 0 0 | 0 0 14 32: 8 0 0 | 0 0 14 64: 19 0 0 | 0 0 14 128: 32 0 1 | 0 0 14 256: 69 1 2 | 0 0 14 512: 135 2 4 | 0 0 14 1024: 255 3 7 | 1 3 17 2048: 569 8 16 | 2 7 25 4096: 1094 16 33 | 4 14 39 8192: 2216 33 66 | 8 28 67 16384: 2206 33 100 | 9 32 100 osc.lustre-OST0001-osc-ffff965290756800.rpc_stats= snapshot_time: 1761320119.029608335 secs.nsecs start_time: 1761320045.596353551 secs.nsecs elapsed_time: 73.433254784 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 | 1 50 50 2: 0 0 0 | 0 0 50 4: 0 0 0 | 0 0 50 8: 0 0 0 | 1 50 100 read write rpcs in flight rpcs % cum % | rpcs % cum % 1: 0 0 0 | 1 50 50 2: 0 0 0 | 1 50 100 read write offset rpcs % cum % | rpcs % cum % 0: 0 0 0 | 2 100 100 llite.lustre-ffff965290756800.read_ahead_stats= snapshot_time 1761320119.048892616 secs.nsecs start_time 1761320045.614206046 secs.nsecs elapsed_time 73.434686570 secs.nsecs hits 99175 samples [pages] misses 6614 samples [pages] readpage_not_consecutive 9991 samples [pages] zero_size_window 99175 samples [pages] failed_to_fast_read 6614 samples [pages]