== sanity test 101a: check read-ahead for random reads === 12:33:45 (1709055225) nreads: 10000 file size: 96MB 106.937801s, 6.12842MB/s osc.lustre-OST0000-osc-ffff8800a8b5b000.rpc_stats= snapshot_time: 1709055342.372174507 secs.nsecs start_time: 1709055226.029351821 secs.nsecs elapsed_time: 116.342822686 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 50 50 2: 0 0 0 | 2 50 100 read write rpcs in flight rpcs % cum % | rpcs % cum % 1: 0 0 0 | 2 50 50 2: 0 0 0 | 1 25 75 3: 0 0 0 | 1 25 100 read write offset rpcs % cum % | rpcs % cum % 0: 0 0 0 | 4 100 100 osc.lustre-OST0001-osc-ffff8800a8b5b000.rpc_stats= snapshot_time: 1709055342.372331954 secs.nsecs start_time: 1709055226.029393491 secs.nsecs elapsed_time: 116.342938463 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 7 7 2: 3 0 0 | 0 0 7 4: 4 0 0 | 0 0 7 8: 4 0 0 | 1 3 10 16: 6561 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: 6566 99 99 | 27 96 96 2: 6 0 100 | 1 3 100 read write offset rpcs % cum % | rpcs % cum % 0: 5 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: 30 0 1 | 0 0 14 256: 71 1 2 | 0 0 14 512: 136 2 4 | 0 0 14 1024: 261 3 8 | 1 3 17 2048: 558 8 16 | 2 7 25 4096: 1094 16 33 | 4 14 39 8192: 2191 33 66 | 8 28 67 16384: 2194 33 100 | 9 32 100 llite.lustre-ffff8800a8b5b000.read_ahead_stats= snapshot_time 1709055342.397494619 secs.nsecs start_time 1709055226.034025690 secs.nsecs elapsed_time 116.363468929 secs.nsecs hits 98422 samples [pages] misses 6572 samples [pages] readpage_not_consecutive 9991 samples [pages] zero_size_window 98422 samples [pages] failed_to_fast_read 6572 samples [pages] readahead_pages 6572 samples [pages] 1 15 98422