btrfs ssd normal
Metric 4 week avg 3 week avg 2 week avg 1 week avg Last
elapsed 442.43 439.00 443.76 445.86 451.00
write_clat_ns_mean 15309.31 15399.18 15426.74 15491.74 15052.25
read_io_kbytes 0.00 0.00 0.00 0.00 0.00
sys_cpu 18.14 18.29 18.12 18.08 17.70
write_iops 593.95 598.70 592.60 589.79 582.62
read_bw_bytes 0.00 0.00 0.00 0.00 0.00
read_lat_ns_min 0.00 0.00 0.00 0.00 0.00
write_io_kbytes 1048576.00 1048576.00 1048576.00 1048576.00 1048576.00
write_lat_ns_min 6792.14 6749.29 6733.52 6755.61 6452.00
read_lat_ns_max 0.00 0.00 0.00 0.00 0.00
write_bw_bytes 2432808.71 2452286.36 2427271.86 2415788.21 2386405.00
write_lat_ns_max 182027.00 172408.57 182180.38 178613.79 128164.00
read_lat_ns_mean 0.00 0.00 0.00 0.00 0.00
write_lat_ns_mean 15832.38 15909.24 15924.72 15977.13 15469.37
read_clat_ns_p50 0.00 0.00 0.00 0.00 0.00
write_clat_ns_p50 16329.14 16411.43 16457.14 16525.71 16064.00
read_clat_ns_p99 0.00 0.00 0.00 0.00 0.00
read_io_bytes 0.00 0.00 0.00 0.00 0.00
write_clat_ns_p99 28544.00 28617.14 28653.71 28745.14 28288.00
read_clat_ns_mean 0.00 0.00 0.00 0.00 0.00
read_iops 0.00 0.00 0.00 0.00 0.00
frag_pct_p99 42.86 42.20 42.59 43.04 50.00
frag_pct_p50 38.25 37.87 38.08 38.31 41.82
frag_pct_min 33.64 33.54 33.57 33.59 33.64
fragmented_bg_count 2.00 2.00 2.00 2.00 2.00
frag_pct_max 42.86 42.20 42.59 43.04 50.00
frag_pct_p95 42.86 42.20 42.59 43.04 50.00
frag_pct_mean 38.25 37.87 38.08 38.31 41.82
bg_count 7.00 7.00 7.00 7.00 7.00
dev_write_kbytes 23027144.57 23028595.14 23026662.48 23026318.00 23021832.00
dev_read_kbytes 0.00 0.00 0.00 0.00 0.00
dev_write_iops 1049228.43 1049225.79 1049230.90 1049230.11 1049260.00
dev_read_iops 0.00 0.00 0.00 0.00 0.00
avg_commit_ms 17.75 16.69 18.14 19.19 20.18
max_commit_ms 90.43 86.50 96.67 101.00 126.00
commits 16.43 16.29 16.48 16.54 17.00
end_state_umount_ns 1482883062.00 1474524160.86 1480617076.29 1475615464.89 1488536307.00
end_state_mount_ns 27394073.57 27599520.50 26930000.48 26930668.00 37094315.00
btrfs ssd compress
Metric 4 week avg 3 week avg 2 week avg 1 week avg Last
elapsed 426.86 429.43 431.76 433.82 422.00
write_clat_ns_mean 15516.72 15619.38 15651.81 15721.30 15334.00
read_io_kbytes 0.00 0.00 0.00 0.00 0.00
sys_cpu 18.89 18.80 18.73 18.69 19.20
write_iops 615.41 611.99 608.74 605.81 622.62
read_bw_bytes 0.00 0.00 0.00 0.00 0.00
read_lat_ns_min 0.00 0.00 0.00 0.00 0.00
write_io_kbytes 1048576.00 1048576.00 1048576.00 1048576.00 1048576.00
write_lat_ns_min 6707.86 6723.29 6719.48 6764.75 6575.00
read_lat_ns_max 0.00 0.00 0.00 0.00 0.00
write_bw_bytes 2520711.86 2506713.79 2493399.29 2481406.32 2550231.00
write_lat_ns_max 230651.43 237059.64 229956.57 230641.32 174364.00
read_lat_ns_mean 0.00 0.00 0.00 0.00 0.00
write_lat_ns_mean 16012.14 16120.95 16144.65 16199.65 15851.60
read_clat_ns_p50 0.00 0.00 0.00 0.00 0.00
write_clat_ns_p50 16530.29 16612.57 16664.38 16745.14 16320.00
read_clat_ns_p99 0.00 0.00 0.00 0.00 0.00
read_io_bytes 0.00 0.00 0.00 0.00 0.00
write_clat_ns_p99 28763.43 28873.14 28934.10 29028.57 28544.00
read_clat_ns_mean 0.00 0.00 0.00 0.00 0.00
read_iops 0.00 0.00 0.00 0.00 0.00
frag_pct_p99 42.35 40.92 41.64 41.69 46.43
frag_pct_p50 37.99 37.23 37.57 37.61 40.04
frag_pct_min 33.64 33.54 33.50 33.54 33.64
fragmented_bg_count 2.00 2.00 2.00 2.00 2.00
frag_pct_max 42.35 40.92 41.64 41.69 46.43
frag_pct_p95 42.35 40.92 41.64 41.69 46.43
frag_pct_mean 37.99 37.23 37.57 37.61 40.04
bg_count 7.00 7.00 7.00 7.00 7.00
dev_write_kbytes 23030395.43 23030887.14 23029903.05 23029263.57 23032300.00
dev_read_kbytes 0.00 0.00 0.00 0.00 0.00
dev_write_iops 1049235.86 1049229.86 1049232.81 1049232.71 1049231.00
dev_read_iops 0.00 0.00 0.00 0.00 0.00
avg_commit_ms 16.73 16.10 16.93 16.67 19.88
max_commit_ms 89.86 85.43 90.86 90.21 99.00
commits 16.14 16.07 16.19 16.25 16.00
end_state_umount_ns 1442197826.00 1454947078.71 1451062452.48 1462613288.25 1504238016.00
end_state_mount_ns 26558866.00 28237963.86 27726909.29 28517545.89 30413559.00
btrfs ssd freespactree
Metric 4 week avg 3 week avg 2 week avg 1 week avg Last
elapsed 443.57 452.57 467.05 459.93 429.00
write_clat_ns_mean 15571.77 15643.62 15633.30 15674.55 15282.32
read_io_kbytes 0.00 0.00 0.00 0.00 0.00
sys_cpu 18.29 18.01 17.64 17.88 18.67
write_iops 593.71 585.11 573.18 579.82 611.44
read_bw_bytes 0.00 0.00 0.00 0.00 0.00
read_lat_ns_min 0.00 0.00 0.00 0.00 0.00
write_io_kbytes 1048576.00 1048576.00 1048576.00 1048576.00 1048576.00
write_lat_ns_min 6839.86 6824.57 6803.86 6829.86 6702.00
read_lat_ns_max 0.00 0.00 0.00 0.00 0.00
write_bw_bytes 2431832.86 2396597.79 2347740.67 2374931.96 2504476.00
write_lat_ns_max 252696.14 231571.00 209809.05 201636.54 128521.00
read_lat_ns_mean 0.00 0.00 0.00 0.00 0.00
write_lat_ns_mean 16064.22 16142.28 16134.45 16170.30 15837.53
read_clat_ns_p50 0.00 0.00 0.00 0.00 0.00
write_clat_ns_p50 16621.71 16676.57 16670.48 16713.14 16192.00
read_clat_ns_p99 0.00 0.00 0.00 0.00 0.00
read_io_bytes 0.00 0.00 0.00 0.00 0.00
write_clat_ns_p99 28763.43 28873.14 28885.33 28946.29 28544.00
read_clat_ns_mean 0.00 0.00 0.00 0.00 0.00
read_iops 0.00 0.00 0.00 0.00 0.00
frag_pct_p99 31.24 32.44 32.84 33.04 33.64
frag_pct_p50 31.24 32.44 32.84 33.04 33.64
frag_pct_min 31.24 32.44 32.84 33.04 33.64
fragmented_bg_count 1.00 1.00 1.00 1.00 1.00
frag_pct_max 31.24 32.44 32.84 33.04 33.64
frag_pct_p95 31.24 32.44 32.84 33.04 33.64
frag_pct_mean 31.24 32.44 32.84 33.04 33.64
bg_count 6.00 6.00 6.00 6.00 6.00
dev_write_kbytes 23011549.71 23006902.29 23001365.33 23003462.14 23012652.00
dev_read_kbytes 0.00 0.00 0.00 0.00 0.00
dev_write_iops 1049141.86 1049148.36 1049152.81 1049151.46 1049141.00
dev_read_iops 0.00 0.00 0.00 0.00 0.00
avg_commit_ms 15.34 15.30 16.55 15.54 16.22
max_commit_ms 64.00 61.07 65.67 62.29 109.00
commits 18.14 18.57 19.10 18.89 18.00
end_state_umount_ns 1426198923.57 1413931984.86 1411192942.71 1416602639.71 1430501308.00
end_state_mount_ns 25913069.14 26576100.79 29238627.52 29387966.82 26099699.00
btrfs spinning normal
Metric 4 week avg 3 week avg 2 week avg 1 week avg Last
elapsed 13874.57 13748.00 13721.71 13719.04 13411.00
write_clat_ns_mean 17760.36 17711.28 17732.37 17756.40 17391.93
read_io_kbytes 0.00 0.00 0.00 0.00 0.00
sys_cpu 0.61 0.62 0.62 0.62 0.64
write_iops 18.90 19.07 19.11 19.11 19.55
read_bw_bytes 0.00 0.00 0.00 0.00 0.00
read_lat_ns_min 0.00 0.00 0.00 0.00 0.00
write_io_kbytes 1048576.00 1048576.00 1048576.00 1048576.00 1048576.00
write_lat_ns_min 7334.86 7274.64 7285.52 7301.25 7186.00
read_lat_ns_max 0.00 0.00 0.00 0.00 0.00
write_bw_bytes 77406.43 78124.71 78274.00 78289.89 80066.00
write_lat_ns_max 244657.00 259632.93 272187.19 267162.57 278590.00
read_lat_ns_mean 0.00 0.00 0.00 0.00 0.00
write_lat_ns_mean 18233.72 18190.81 18214.04 18234.17 17822.23
read_clat_ns_p50 0.00 0.00 0.00 0.00 0.00
write_clat_ns_p50 17755.43 17737.14 17743.24 17782.86 17280.00
read_clat_ns_p99 0.00 0.00 0.00 0.00 0.00
read_io_bytes 0.00 0.00 0.00 0.00 0.00
write_clat_ns_p99 31030.86 30902.86 30896.76 30957.71 30336.00
read_clat_ns_mean 0.00 0.00 0.00 0.00 0.00
read_iops 0.00 0.00 0.00 0.00 0.00
frag_pct_p99 40.95 31.19 29.37 27.98 43.33
frag_pct_p50 40.95 31.19 29.37 27.98 43.33
frag_pct_min 40.95 31.19 29.37 27.98 43.33
fragmented_bg_count 1.00 1.00 1.00 1.00 1.00
frag_pct_max 40.95 31.19 29.37 27.98 43.33
frag_pct_p95 40.95 31.19 29.37 27.98 43.33
frag_pct_mean 40.95 31.19 29.37 27.98 43.33
bg_count 4.00 4.00 4.00 4.00 4.00
dev_write_kbytes 34582906.29 34669596.29 34688715.81 34690007.29 34902980.00
dev_read_kbytes 0.00 0.00 0.00 0.00 0.00
dev_write_iops 1318874.43 1318811.79 1318794.48 1318790.86 1318654.00
dev_read_iops 0.00 0.00 0.00 0.00 0.00
avg_commit_ms 109.53 108.67 109.24 109.39 109.30
max_commit_ms 499.86 478.64 483.81 486.46 634.00
commits 459.57 455.36 454.43 454.36 444.00
end_state_umount_ns 1719390848.71 1696796471.21 1636886609.90 1663683891.18 1502879471.00
end_state_mount_ns 186134920.00 194376450.36 207142865.38 225625043.00 123993263.00
btrfs spinning compress
Metric 4 week avg 3 week avg 2 week avg 1 week avg Last
elapsed 13781.14 13766.29 13764.57 13787.57 13572.00
write_clat_ns_mean 17740.13 17740.38 17786.50 17797.25 17543.69
read_io_kbytes 0.00 0.00 0.00 0.00 0.00
sys_cpu 0.62 0.62 0.62 0.62 0.63
write_iops 19.03 19.05 19.05 19.02 19.32
read_bw_bytes 0.00 0.00 0.00 0.00 0.00
read_lat_ns_min 0.00 0.00 0.00 0.00 0.00
write_io_kbytes 1048576.00 1048576.00 1048576.00 1048576.00 1048576.00
write_lat_ns_min 7336.14 7323.00 7351.19 7348.04 7269.00
read_lat_ns_max 0.00 0.00 0.00 0.00 0.00
write_bw_bytes 77932.57 78018.00 78024.76 77897.82 79118.00
write_lat_ns_max 292665.86 293841.71 290302.62 285911.50 314886.00
read_lat_ns_mean 0.00 0.00 0.00 0.00 0.00
write_lat_ns_mean 18238.62 18228.48 18270.07 18277.00 18087.65
read_clat_ns_p50 0.00 0.00 0.00 0.00 0.00
write_clat_ns_p50 17792.00 17792.00 17840.76 17846.86 17536.00
read_clat_ns_p99 0.00 0.00 0.00 0.00 0.00
read_io_bytes 0.00 0.00 0.00 0.00 0.00
write_clat_ns_p99 30921.14 30884.57 30921.14 30948.57 30592.00
read_clat_ns_mean 0.00 0.00 0.00 0.00 0.00
read_iops 0.00 0.00 0.00 0.00 0.00
frag_pct_p99 30.48 32.86 34.29 33.45 6.67
frag_pct_p50 30.48 32.86 34.29 33.45 6.67
frag_pct_min 30.48 32.86 34.29 33.45 6.67
fragmented_bg_count 1.00 1.00 1.00 1.00 1.00
frag_pct_max 30.48 32.86 34.29 33.45 6.67
frag_pct_p95 30.48 32.86 34.29 33.45 6.67
frag_pct_mean 30.48 32.86 34.29 33.45 6.67
bg_count 4.00 4.00 4.00 4.00 4.00
dev_write_kbytes 34647037.71 34657839.43 34659572.38 34644417.00 34795680.00
dev_read_kbytes 0.00 76.29 50.86 38.14 0.00
dev_write_iops 1318807.29 1318820.71 1318822.76 1318835.50 1318683.00
dev_read_iops 0.00 3.00 2.00 1.50 0.00
avg_commit_ms 108.76 108.82 108.71 109.31 111.33
max_commit_ms 470.71 494.71 463.95 476.14 573.00
commits 456.43 456.00 455.90 456.61 449.00
end_state_umount_ns 1668521210.57 1677982521.00 1637777315.67 1671771218.61 1914770023.00
end_state_mount_ns 187827107.86 175187004.36 178713259.48 169251308.11 60671577.00
btrfs spinning freespactree
Metric 4 week avg 3 week avg 2 week avg 1 week avg Last
elapsed 13649.71 13710.71 13683.10 13728.18 13507.00
write_clat_ns_mean 17885.46 17833.91 17874.88 17882.97 17472.69
read_io_kbytes 0.00 0.00 0.00 0.00 0.00
sys_cpu 0.62 0.62 0.62 0.62 0.63
write_iops 19.23 19.13 19.17 19.11 19.41
read_bw_bytes 0.00 0.00 0.00 0.00 0.00
read_lat_ns_min 0.00 0.00 0.00 0.00 0.00
write_io_kbytes 1048576.00 1048576.00 1048576.00 1048576.00 1048576.00
write_lat_ns_min 7386.14 7349.43 7351.43 7354.46 7127.00
read_lat_ns_max 0.00 0.00 0.00 0.00 0.00
write_bw_bytes 78763.57 78375.07 78516.90 78257.46 79498.00
write_lat_ns_max 264521.29 239065.71 237215.00 244382.18 259714.00
read_lat_ns_mean 0.00 0.00 0.00 0.00 0.00
write_lat_ns_mean 18386.47 18329.42 18355.33 18359.52 17980.04
read_clat_ns_p50 0.00 0.00 0.00 0.00 0.00
write_clat_ns_p50 17828.57 17773.71 17792.00 17810.29 17536.00
read_clat_ns_p99 0.00 0.00 0.00 0.00 0.00
read_io_bytes 0.00 0.00 0.00 0.00 0.00
write_clat_ns_p99 31506.29 31396.57 31396.57 31424.00 30592.00
read_clat_ns_mean 0.00 0.00 0.00 0.00 0.00
read_iops 0.00 0.00 0.00 0.00 0.00
frag_pct_p99 0.00 0.00 0.00 0.00 0.00
frag_pct_p50 0.00 0.00 0.00 0.00 0.00
frag_pct_min 0.00 0.00 0.00 0.00 0.00
fragmented_bg_count 0.00 0.00 0.00 0.00 0.00
frag_pct_max 0.00 0.00 0.00 0.00 0.00
frag_pct_p95 0.00 0.00 0.00 0.00 0.00
frag_pct_mean 0.00 0.00 0.00 0.00 0.00
bg_count 3.00 3.07 3.05 3.04 3.00
dev_write_kbytes 34163121.14 34114895.14 34120880.57 34094856.29 34242496.00
dev_read_kbytes 0.00 0.00 0.00 0.00 0.00
dev_write_iops 1322066.00 1322260.86 1322352.48 1322346.32 1322255.00
dev_read_iops 0.00 0.00 0.00 0.00 0.00
avg_commit_ms 95.87 96.42 96.64 96.88 94.70
max_commit_ms 560.29 535.86 533.81 547.61 1060.00
commits 949.29 968.14 976.43 971.96 989.00
end_state_umount_ns 1603501556.71 1595552405.21 1598457319.33 1578437043.50 1391261637.00
end_state_mount_ns 192044387.71 176553833.57 172920355.43 174784075.18 229649023.00