== sanity test 127d: OSC RPC latency histograms for read and write latency ========================================================== 08:30:39 (1773664239) osc.lustre-OST0000-osc-ffff8909074da800.rpc_stats=clear osc.lustre-OST0001-osc-ffff8909074da800.rpc_stats=clear 10+0 records in 10+0 records out 10485760 bytes (10 MB, 10 MiB) copied, 0.77421 s, 13.5 MB/s 10+0 records in 10+0 records out 10485760 bytes (10 MB, 10 MiB) copied, 0.710496 s, 14.8 MB/s RPC stats after I/O: snapshot_time: 1773664242.525776366 secs.nsecs start_time: 1773664240.788006639 secs.nsecs elapsed_time: 1.737769727 secs.nsecs read RPCs in flight: 0 write RPCs in flight: 0 DIO 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 | 0 0 0 2: 0 0 0 | 0 0 0 4: 0 0 0 | 0 0 0 8: 0 0 0 | 0 0 0 16: 0 0 0 | 0 0 0 32: 0 0 0 | 0 0 0 64: 0 0 0 | 0 0 0 128: 0 0 0 | 0 0 0 256: 1 25 25 | 0 0 0 512: 1 25 50 | 1 33 33 1024: 2 50 100 | 2 66 100 read write rpcs in flight rpcs % cum % | rpcs % cum % 1: 3 75 75 | 3 100 100 2: 1 25 100 | 0 0 100 read write offset rpcs % cum % | rpcs % cum % 0: 1 25 25 | 1 33 33 1: 0 0 25 | 0 0 33 2: 0 0 25 | 0 0 33 4: 0 0 25 | 0 0 33 8: 0 0 25 | 0 0 33 16: 0 0 25 | 0 0 33 32: 0 0 25 | 0 0 33 64: 0 0 25 | 0 0 33 128: 0 0 25 | 0 0 33 256: 1 25 50 | 0 0 33 512: 0 0 50 | 0 0 33 1024: 1 25 75 | 1 33 66 2048: 1 25 100 | 1 33 100 read write RPC latency (us) count % cum % | count % cum % 0: 0 0 0 | 0 0 0 1: 0 0 0 | 0 0 0 2: 0 0 0 | 0 0 0 4: 0 0 0 | 0 0 0 8: 0 0 0 | 0 0 0 16: 0 0 0 | 0 0 0 32: 0 0 0 | 0 0 0 64: 0 0 0 | 0 0 0 128: 0 0 0 | 0 0 0 256: 0 0 0 | 0 0 0 512: 0 0 0 | 0 0 0 1024: 0 0 0 | 0 0 0 2048: 0 0 0 | 0 0 0 4096: 0 0 0 | 0 0 0 8192: 2 50 50 | 1 33 33 16384: 2 50 100 | 1 33 66 32768: 0 0 100 | 1 33 100 snapshot_time: 1773664242.525940019 secs.nsecs start_time: 1773664240.788190352 secs.nsecs elapsed_time: 1.737749667 secs.nsecs read RPCs in flight: 0 write RPCs in flight: 0 DIO 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 | 0 0 0 2: 0 0 0 | 0 0 0 4: 0 0 0 | 0 0 0 8: 0 0 0 | 0 0 0 16: 0 0 0 | 0 0 0 32: 0 0 0 | 0 0 0 64: 0 0 0 | 0 0 0 128: 0 0 0 | 1 100 100 read write rpcs in flight rpcs % cum % | rpcs % cum % 1: 0 0 0 | 1 100 100 read write offset rpcs % cum % | rpcs % cum % 0: 0 0 0 | 1 100 100 read write RPC latency (us) count % cum % | count % cum % 0: 0 0 0 | 0 0 0 1: 0 0 0 | 0 0 0 2: 0 0 0 | 0 0 0 4: 0 0 0 | 0 0 0 8: 0 0 0 | 0 0 0 16: 0 0 0 | 0 0 0 32: 0 0 0 | 0 0 0 64: 0 0 0 | 0 0 0 128: 0 0 0 | 0 0 0 256: 0 0 0 | 0 0 0 512: 0 0 0 | 0 0 0 1024: 0 0 0 | 0 0 0 2048: 0 0 0 | 0 0 0 4096: 0 0 0 | 0 0 0 8192: 0 0 0 | 1 100 100 Read latency found: 1 Write latency found: 1