btrfs ssd normal
Metric 4 week avg 3 week avg 2 week avg 1 week avg Last
elapsed 334.71 334.29 334.24 335.18 332.00
write_clat_ns_mean 233574.87 211443.35 218316.58 221444.76 202274.17
read_io_kbytes 0.00 0.00 0.00 0.00 0.00
sys_cpu 5.16 5.51 5.35 5.33 5.46
write_iops 18485.56 19786.88 19209.34 19046.40 19670.25
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 22466160.57 24059079.14 23344106.67 23225183.71 23814224.00
write_lat_ns_min 5099.43 5107.57 5120.19 5103.57 5133.00
read_lat_ns_max 0.00 0.00 0.00 0.00 0.00
write_bw_bytes 75716842.57 81047061.21 78681453.90 78014059.86 80569354.00
write_lat_ns_max 30024981003.86 28699241680.64 30012177189.76 31238473533.43 27844616626.00
read_lat_ns_mean 0.00 0.00 0.00 0.00 0.00
write_lat_ns_mean 233663.09 211529.27 218404.24 221528.32 202340.02
read_clat_ns_p50 0.00 0.00 0.00 0.00 0.00
write_clat_ns_p50 10962.29 10715.43 10736.76 10820.57 10432.00
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 35913.14 34569.14 36010.67 36283.43 29568.00
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 0.71 0.71 0.72 0.71 0.66
frag_pct_p50 0.71 0.71 0.72 0.71 0.66
frag_pct_min 0.71 0.71 0.72 0.71 0.66
fragmented_bg_count 1.00 1.00 1.00 1.00 1.00
frag_pct_max 0.71 0.71 0.72 0.71 0.66
frag_pct_p95 0.71 0.71 0.72 0.71 0.66
frag_pct_mean 0.71 0.71 0.72 0.71 0.66
bg_count 32.71 34.29 33.52 33.43 34.00
dev_write_kbytes 29637166.86 31446563.71 30485135.43 30252705.29 31915648.00
dev_read_kbytes 0.00 0.00 0.00 0.00 0.00
dev_write_iops 2269273.86 2427134.86 2334554.38 2319342.00 2487815.00
dev_read_iops 0.00 0.00 0.00 0.00 0.00
avg_commit_ms 20150.69 19539.62 20048.78 20430.41 21152.67
max_commit_ms 31736.57 30534.00 31811.33 32811.71 30668.00
commits 6.00 5.93 5.95 5.96 6.00
end_state_umount_ns 55690689200.43 45842236256.64 53764007958.38 47916218200.32 34578155112.00
end_state_mount_ns 46015761.00 47901151.00 46697206.24 47464836.07 45492994.00
btrfs ssd compress
Metric 4 week avg 3 week avg 2 week avg 1 week avg Last
elapsed 330.00 333.64 334.00 334.11 335.00
write_clat_ns_mean 194227.80 198225.70 196317.97 194751.07 197862.93
read_io_kbytes 0.00 0.00 0.00 0.00 0.00
sys_cpu 5.69 5.63 5.72 5.78 5.52
write_iops 20493.38 20246.25 20485.22 20643.68 20105.41
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 24783949.14 24683360.00 24979485.33 25220536.29 24588108.00
write_lat_ns_min 5211.29 5206.57 5180.38 5219.25 5656.00
read_lat_ns_max 0.00 0.00 0.00 0.00 0.00
write_bw_bytes 83940877.86 82928645.57 83907445.10 84556496.07 82351745.00
write_lat_ns_max 29740531512.57 31879675528.07 30605541881.90 32367740401.96 30474906542.00
read_lat_ns_mean 0.00 0.00 0.00 0.00 0.00
write_lat_ns_mean 194318.97 198309.34 196403.69 194834.04 197966.69
read_clat_ns_p50 0.00 0.00 0.00 0.00 0.00
write_clat_ns_p50 10925.71 10806.86 10864.76 10898.29 10432.00
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 30537.14 32356.57 33426.29 33910.86 42240.00
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 0.73 0.74 0.73 0.73 0.69
frag_pct_p50 0.73 0.74 0.73 0.73 0.69
frag_pct_min 0.73 0.74 0.73 0.73 0.69
fragmented_bg_count 1.00 1.00 1.00 1.00 1.00
frag_pct_max 0.73 0.74 0.73 0.73 0.69
frag_pct_p95 0.73 0.74 0.73 0.73 0.69
frag_pct_mean 0.73 0.74 0.73 0.73 0.69
bg_count 35.29 35.14 35.43 35.75 35.00
dev_write_kbytes 31595040.00 31073150.29 31715834.48 31718467.71 32892844.00
dev_read_kbytes 0.00 75.43 50.29 37.71 0.00
dev_write_iops 2548661.57 2488936.57 2549374.19 2550539.11 2683633.00
dev_read_iops 0.00 3.21 2.14 1.61 0.00
avg_commit_ms 20003.37 20995.71 20624.01 20779.38 19758.50
max_commit_ms 29204.43 34994.00 32912.05 33382.43 30579.00
commits 5.86 5.86 5.90 5.89 6.00
end_state_umount_ns 43573803709.71 61441666511.43 52855092887.62 50979458298.82 36828973076.00
end_state_mount_ns 50287466.57 51128411.71 51700031.43 51437551.21 43565371.00
btrfs ssd freespactree
Metric 4 week avg 3 week avg 2 week avg 1 week avg Last
elapsed 333.43 333.86 334.00 334.04 339.00
write_clat_ns_mean 203722.61 220149.98 214925.24 211255.89 185441.65
read_io_kbytes 0.00 0.00 0.00 0.00 0.00
sys_cpu 4.90 4.73 4.83 5.00 5.68
write_iops 19541.21 18670.15 18982.04 19531.30 21453.76
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 23709157.14 22684311.14 23081799.05 23808462.14 26552032.00
write_lat_ns_min 5128.14 5154.21 5186.71 5199.68 5239.00
read_lat_ns_max 0.00 0.00 0.00 0.00 0.00
write_bw_bytes 80040814.14 76472915.21 77750415.71 80000217.50 87874602.00
write_lat_ns_max 30486689961.57 31229131292.86 30956246207.71 30805492026.54 29634694084.00
read_lat_ns_mean 0.00 0.00 0.00 0.00 0.00
write_lat_ns_mean 203803.78 220231.62 215007.68 211335.63 185519.84
read_clat_ns_p50 0.00 0.00 0.00 0.00 0.00
write_clat_ns_p50 9408.00 9481.14 9517.71 9545.14 9920.00
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 24411.43 25024.00 25185.52 25750.86 26240.00
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 33.00 31.86 32.24 33.07 37.00
dev_write_kbytes 31029165.14 29637758.00 30246144.76 30791025.71 31150464.00
dev_read_kbytes 0.00 75.43 50.29 37.71 0.00
dev_write_iops 2462208.57 2357980.93 2437291.05 2548264.14 2492946.00
dev_read_iops 0.00 3.21 2.14 1.61 0.00
avg_commit_ms 16484.18 16399.32 16413.65 16077.18 15514.12
max_commit_ms 31815.00 32060.86 31546.48 31674.96 30119.00
commits 8.00 8.00 8.00 8.04 8.00
end_state_umount_ns 40458940386.57 48971514025.64 45019859085.10 43487238491.32 53427839155.00
end_state_mount_ns 51968700.43 48523922.86 48907792.14 49316995.82 46736012.00
btrfs spinning normal
Metric 4 week avg 3 week avg 2 week avg 1 week avg Last
elapsed 314.00 315.14 316.05 316.61 335.00
write_clat_ns_mean 142499.91 139886.74 139347.46 138749.54 138211.49
read_io_kbytes 0.00 0.00 0.00 0.00 0.00
sys_cpu 7.88 7.98 8.00 8.06 8.26
write_iops 28007.10 28495.02 28573.60 28684.28 28717.91
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 33978718.86 34691655.14 34882920.95 35083423.14 37318356.00
write_lat_ns_min 5283.71 5264.50 5270.90 5301.54 5475.00
read_lat_ns_max 0.00 0.00 0.00 0.00 0.00
write_bw_bytes 114717097.00 116715620.86 117037447.52 117490805.18 117628579.00
write_lat_ns_max 21390082420.00 18650835728.93 19327941269.19 18742609961.64 31067224747.00
read_lat_ns_mean 0.00 0.00 0.00 0.00 0.00
write_lat_ns_mean 142583.87 139972.07 139433.02 138832.70 138293.76
read_clat_ns_p50 0.00 0.00 0.00 0.00 0.00
write_clat_ns_p50 10413.71 10313.14 10322.29 10377.14 10560.00
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 34139.43 34523.43 34627.05 34742.86 34048.00
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 0.80 0.75 0.75 0.74 0.77
frag_pct_p50 0.80 0.75 0.75 0.74 0.77
frag_pct_min 0.80 0.75 0.75 0.74 0.77
fragmented_bg_count 1.00 1.00 1.00 1.00 1.00
frag_pct_max 0.80 0.75 0.75 0.74 0.77
frag_pct_p95 0.80 0.75 0.75 0.74 0.77
frag_pct_mean 0.80 0.75 0.75 0.74 0.77
bg_count 43.29 43.93 44.10 44.39 46.00
dev_write_kbytes 47538896.57 47944698.00 48063026.29 48142707.57 51968360.00
dev_read_kbytes 0.00 0.00 0.00 0.00 0.00
dev_write_iops 272385.86 269395.57 264891.24 261397.36 282065.00
dev_read_iops 0.00 0.00 0.00 0.00 0.00
avg_commit_ms 26774.66 28654.55 28606.01 29081.31 32706.67
max_commit_ms 48413.86 54189.64 53810.52 54121.21 68543.00
commits 6.00 5.86 5.86 5.86 6.00
end_state_umount_ns 43736102243.14 43832916684.86 44536923097.19 44791652447.93 47518403876.00
end_state_mount_ns 694747781.71 680297344.57 691281878.67 701606242.50 723277771.00
btrfs spinning compress
Metric 4 week avg 3 week avg 2 week avg 1 week avg Last
elapsed 317.29 315.93 314.67 314.93 311.00
write_clat_ns_mean 133348.65 133416.93 132542.53 133253.50 152488.00
read_io_kbytes 0.00 0.00 0.00 0.00 0.00
sys_cpu 8.36 8.37 8.41 8.38 7.36
write_iops 29769.67 29756.06 29950.54 29801.65 26045.03
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 36484945.71 36321363.14 36402077.90 36257422.29 31278828.00
write_lat_ns_min 5335.71 5345.00 5343.67 5366.04 5504.00
read_lat_ns_max 0.00 0.00 0.00 0.00 0.00
write_bw_bytes 121936558.14 121880826.93 122677422.05 122067547.96 106680433.00
write_lat_ns_max 16644616565.00 16850257252.64 15392585908.57 15824389670.57 30089120424.00
read_lat_ns_mean 0.00 0.00 0.00 0.00 0.00
write_lat_ns_mean 133431.59 133501.84 132629.72 133338.19 152569.50
read_clat_ns_p50 0.00 0.00 0.00 0.00 0.00
write_clat_ns_p50 10340.57 10349.71 10352.76 10386.29 10560.00
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 32713.14 33792.00 34005.33 33970.29 35584.00
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 0.65 0.66 0.66 0.67 1.08
frag_pct_p50 0.65 0.66 0.66 0.67 1.08
frag_pct_min 0.65 0.66 0.66 0.67 1.08
fragmented_bg_count 1.00 1.00 1.00 1.00 1.00
frag_pct_max 0.65 0.66 0.66 0.67 1.08
frag_pct_p95 0.65 0.66 0.66 0.67 1.08
frag_pct_mean 0.65 0.66 0.66 0.67 1.08
bg_count 45.86 45.64 45.62 45.46 40.00
dev_write_kbytes 49167602.86 48807761.43 48618083.05 48621739.71 46774940.00
dev_read_kbytes 0.00 0.00 0.00 0.00 0.00
dev_write_iops 244608.29 245656.86 246223.05 246778.86 230293.00
dev_read_iops 0.00 0.00 0.00 0.00 0.00
avg_commit_ms 30826.87 31715.40 31661.44 31367.66 25888.71
max_commit_ms 56358.43 56940.43 58327.52 58138.46 42952.00
commits 5.29 5.36 5.33 5.36 7.00
end_state_umount_ns 46278040611.14 44932592710.29 44817561123.19 45404941327.64 55985528847.00
end_state_mount_ns 995001439.29 899603449.64 902547263.10 943841804.71 737390464.00
btrfs spinning freespactree
Metric 4 week avg 3 week avg 2 week avg 1 week avg Last
elapsed 313.14 313.64 313.71 313.75 314.00
write_clat_ns_mean 139176.88 141542.60 144310.52 142837.97 147151.03
read_io_kbytes 0.00 0.00 0.00 0.00 0.00
sys_cpu 7.22 7.12 6.99 7.05 7.05
write_iops 28594.43 28130.12 27597.75 27882.97 26976.86
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 34582256.57 34088270.57 33440597.71 33777873.43 32742464.00
write_lat_ns_min 5254.57 5225.43 5263.24 5255.29 5260.00
read_lat_ns_max 0.00 0.00 0.00 0.00 0.00
write_bw_bytes 117122778.71 115220961.93 113040394.05 114208640.96 110497223.00
write_lat_ns_max 16114161553.57 18516993970.21 19820367154.48 18573966808.50 30076764831.00
read_lat_ns_mean 0.00 0.00 0.00 0.00 0.00
write_lat_ns_mean 139258.91 141619.76 144393.15 142917.03 147233.35
read_clat_ns_p50 0.00 0.00 0.00 0.00 0.00
write_clat_ns_p50 9316.57 9344.00 9359.24 9353.14 9664.00
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 26715.43 27062.86 27117.71 26806.86 30080.00
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 42.71 42.14 41.38 41.68 40.00
dev_write_kbytes 47033163.43 47124511.43 46693290.48 46823042.71 46990640.00
dev_read_kbytes 0.00 0.00 0.00 0.00 0.00
dev_write_iops 224404.29 228512.79 227508.38 226801.61 206554.00
dev_read_iops 0.00 0.00 0.00 0.00 0.00
avg_commit_ms 20826.86 21053.94 21188.41 20873.03 21825.00
max_commit_ms 50447.86 47908.14 49478.43 49272.29 48522.00
commits 7.71 7.86 8.10 8.07 9.00
end_state_umount_ns 45874494410.86 46475714760.21 44830870111.95 45328845863.82 44790935697.00
end_state_mount_ns 818276438.43 845410206.43 856136681.90 866206498.71 697990989.00