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Commit 8f293a83 authored by Kirill Smelkov's avatar Kirill Smelkov
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X time z6001 - z600 

for ZEO and NEO/py the time over network is ~ the same as the time over just IPC on z6001 !
for Go network makes it visible slower.

Probably C-states play a big role above.
parent cccac744
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>>> bench-cluster neotest@z600.ivan.nexedi.com:t2
# server:
# Wed, 04 Oct 2017 19:28:35 +0300
# neotest@z6001.ivan.nexedi.com (2401:5180:0:6f::1)
# Linux COMP-2784-z6001 4.10.0-35-generic #39~16.04.1-Ubuntu SMP Wed Sep 13 09:02:42 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux
# cpu: Intel(R) Xeon(R) CPU X5650 @ 2.67GHz
# cpu[0-23]: freq: acpi-cpufreq/performance [1.59GHz - 2.66GHz]
# cpu[0-23]: idle: intel_idle/menu: POLL(0μs) C1-NHM(3μs) C1E-NHM(10μs) C3-NHM(20μs) C6-NHM(200μs)
# cpu: WARNING: frequency not fixed - benchmark timings won't be stable
# cpu: WARNING: C-state exit-latency is max 200μs - that can add to networked request-reply latency (?)
# sda: ADATA SU800 rev 8BS 119,2G
# enp1s0: Broadcom Corporation NetXtreme BCM5764M Gigabit Ethernet PCIe rev 10 (rxc: 20μs/5f/0μs-irq/5f-irq txc: 72μs/53f/0μs-irq/5f-irq)
# enp1s0: WARNING: RX coalesce latency is max 20μs - that will add to networked request-reply latency
# Python 2.7.12
# go version go1.9 linux/amd64
# sqlite 3.11.0 (py mod 2.6.0)
# mysqld Ver 10.1.25-MariaDB-1 for debian-linux-gnu on x86_64 (Ubuntu 17.10)
# neo : v1.8-1240-gcccac74
# zodb : 5.3.0
# zeo : 5.1.0
# mysqlclient : 1.3.12
# wendelin.core : 0.11
# client:
# Wed, 04 Oct 2017 19:28:38 +0300
# neotest@z600.ivan.nexedi.com (2401:5180:0:10::1)
# Linux COMP-2717-z600 4.4.0-62-generic #83-Ubuntu SMP Wed Jan 18 14:10:15 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux
# cpu: Intel(R) Xeon(R) CPU X5650 @ 2.67GHz
# cpu[0-23]: freq: acpi-cpufreq/performance [1.59GHz - 2.66GHz]
# cpu[0-23]: idle: intel_idle/menu: POLL(0μs) C1-NHM(3μs) C1E-NHM(10μs) C3-NHM(20μs) C6-NHM(200μs)
# cpu: WARNING: frequency not fixed - benchmark timings won't be stable
# cpu: WARNING: C-state exit-latency is max 200μs - that can add to networked request-reply latency (?)
# sda: INTEL SSDSC2CT18 rev 335t 167.7G
# enp1s0: Broadcom Corporation NetXtreme BCM5764M Gigabit Ethernet PCIe rev 10 (rxc: 20μs/5f/0μs-irq/5f-irq txc: 72μs/53f/0μs-irq/5f-irq)
# enp1s0: WARNING: RX coalesce latency is max 20μs - that will add to networked request-reply latency
# Python 2.7.12
# go version go1.9 linux/amd64
# sqlite 3.11.0 (py mod 2.6.0)
# mysqld Ver 10.1.25-MariaDB-1 for debian-linux-gnu on x86_64 (Ubuntu 17.10)
# neo : v1.8-1240-gcccac74
# zodb : 5.3.0
# zeo : 5.1.0
# mysqlclient : 1.3.12
# wendelin.core : 0.11
*** server disk:
*** random direct (no kernel cache) 4K-read disk latency
--- . (ext4 /dev/sda1) ioping statistics ---
14.2 k requests completed in 2.95 s, 55.4 MiB read, 4.80 k iops, 18.8 MiB/s
generated 14.2 k requests in 3.00 s, 55.4 MiB, 4.73 k iops, 18.5 MiB/s
min/avg/max/mdev = 124.8 us / 208.1 us / 1.16 ms / 46.8 us
< 127.5 us 135 |
< 134.9 us 353 | *
< 142.4 us 629 | **
< 149.9 us 65 |
< 157.3 us 143 |
< 164.8 us 1505 | *****
< 172.3 us 1502 | *****
< 179.7 us 319 | *
< 187.2 us 175 |
< 194.7 us 698 | **
< 202.1 us 1352 | ****
< 209.6 us 663 | **
< 217.0 us 794 | **
< 224.5 us 1040 | ***
< 232.0 us 157 |
< 239.4 us 253 |
< 246.9 us 830 | **
< 254.4 us 1674 | *****
< 261.8 us 384 | *
< 269.3 us 166 |
< 276.8 us 162 |
< +∞ 1080 | ***
--- . (ext4 /dev/sda1) ioping statistics ---
16.1 k requests completed in 2.95 s, 62.8 MiB read, 5.45 k iops, 21.3 MiB/s
generated 16.1 k requests in 3.00 s, 62.8 MiB, 5.36 k iops, 20.9 MiB/s
min/avg/max/mdev = 123.9 us / 183.4 us / 332.0 us / 40.6 us
< 134.0 us 1511 | ****
< 141.5 us 2465 | *******
< 149.1 us 232 |
< 156.6 us 3 |
< 164.1 us 1080 | ***
< 171.6 us 2842 | ********
< 179.1 us 594 | *
< 186.6 us 547 | *
< 194.1 us 415 | *
< 201.6 us 108 |
< 209.1 us 226 |
< 216.7 us 1628 | *****
< 224.2 us 2738 | ********
< 231.7 us 317 |
< 239.2 us 62 |
< 246.7 us 8 |
< 254.2 us 41 |
< 261.7 us 158 |
< 269.2 us 526 | *
< 276.7 us 430 | *
< 284.3 us 30 |
< +∞ 9 |
--- . (ext4 /dev/sda1) ioping statistics ---
13.8 k requests completed in 2.95 s, 53.7 MiB read, 4.66 k iops, 18.2 MiB/s
generated 13.8 k requests in 3.00 s, 53.7 MiB, 4.58 k iops, 17.9 MiB/s
min/avg/max/mdev = 131.1 us / 214.6 us / 368.6 us / 41.8 us
< 131.1 us 0 |
< 141.7 us 2 |
< 152.3 us 109 |
< 162.9 us 1653 | ******
< 173.4 us 1278 | ****
< 184.0 us 195 |
< 194.6 us 1634 | *****
< 205.2 us 2034 | *******
< 215.7 us 743 | **
< 226.3 us 298 | *
< 236.9 us 506 | *
< 247.5 us 1995 | *******
< 258.0 us 1587 | *****
< 268.6 us 180 |
< 279.2 us 92 |
< 289.8 us 420 | *
< 300.3 us 578 | **
< 310.9 us 327 | *
< 321.5 us 12 |
< 332.1 us 5 |
< 342.6 us 1 |
< +∞ 4 |
--- . (ext4 /dev/sda1) ioping statistics ---
13.7 k requests completed in 2.95 s, 53.4 MiB read, 4.63 k iops, 18.1 MiB/s
generated 13.7 k requests in 3.00 s, 53.4 MiB, 4.55 k iops, 17.8 MiB/s
min/avg/max/mdev = 136.6 us / 216.0 us / 375.8 us / 42.8 us
< 136.8 us 1 |
< 145.4 us 0 |
< 154.0 us 261 |
< 162.5 us 1573 | *****
< 171.1 us 1022 | ***
< 179.7 us 199 |
< 188.3 us 377 | *
< 196.8 us 1877 | ******
< 205.4 us 1242 | ****
< 214.0 us 751 | **
< 222.6 us 365 | *
< 231.1 us 192 |
< 239.7 us 737 | **
< 248.3 us 1951 | *******
< 256.9 us 1279 | ****
< 265.4 us 175 |
< 274.0 us 20 |
< 282.6 us 72 |
< 291.1 us 340 | *
< 299.7 us 595 | **
< 308.3 us 480 | *
< +∞ 53 |
*** random cached 4K-read disk latency
--- . (ext4 /dev/sda1) ioping statistics ---
2.59 M requests completed in 2.80 s, 9.89 GiB read, 927.2 k iops, 3.54 GiB/s
generated 2.59 M requests in 3.00 s, 9.89 GiB, 864.5 k iops, 3.30 GiB/s
min/avg/max/mdev = 399 ns / 1.08 us / 77.3 us / 349 ns
< 935 ns 552451 | **********
< 1.13 us 1073711 | ********************
< 1.33 us 824146 | ***************
< 1.53 us 133832 | **
< 1.72 us 6298 |
< 1.92 us 831 |
< 2.12 us 661 |
< 2.31 us 518 |
< 2.51 us 110 |
< 2.71 us 6 |
< 2.91 us 5 |
< 3.10 us 1 |
< 3.30 us 0 |
< 3.50 us 4 |
< 3.70 us 1 |
< 3.89 us 2 |
< 4.09 us 1 |
< 4.29 us 1 |
< 4.49 us 1 |
< 4.68 us 1 |
< 4.88 us 1 |
< +∞ 697 |
--- . (ext4 /dev/sda1) ioping statistics ---
2.58 M requests completed in 2.80 s, 9.86 GiB read, 924.1 k iops, 3.53 GiB/s
generated 2.58 M requests in 3.00 s, 9.86 GiB, 861.6 k iops, 3.29 GiB/s
min/avg/max/mdev = 395 ns / 1.08 us / 89.4 us / 356 ns
< 814 ns 112637 | **
< 2.54 us 2471182 | ***********************************************
< 4.26 us 7 |
< 5.98 us 32 |
< 7.70 us 11 |
< 9.42 us 6 |
< 11.1 us 5 |
< 12.9 us 1 |
< 14.6 us 0 |
< 16.3 us 2 |
< 18.0 us 158 |
< 19.7 us 457 |
< 21.5 us 39 |
< 23.2 us 4 |
< 24.9 us 3 |
< 26.6 us 0 |
< 28.4 us 1 |
< 30.1 us 1 |
< 31.8 us 1 |
< 33.5 us 2 |
< 35.2 us 1 |
< +∞ 26 |
--- . (ext4 /dev/sda1) ioping statistics ---
2.67 M requests completed in 2.81 s, 10.2 GiB read, 949.9 k iops, 3.62 GiB/s
generated 2.67 M requests in 3.00 s, 10.2 GiB, 888.8 k iops, 3.39 GiB/s
min/avg/max/mdev = 389 ns / 1.05 us / 115.1 us / 359 ns
< 716 ns 23938 |
< 917 ns 603095 | ***********
< 1.12 us 1084473 | ********************
< 1.32 us 832775 | ***************
< 1.52 us 112865 | **
< 1.72 us 5865 |
< 1.93 us 978 |
< 2.13 us 810 |
< 2.33 us 483 |
< 2.53 us 85 |
< 2.73 us 10 |
< 2.93 us 9 |
< 3.13 us 4 |
< 3.34 us 6 |
< 3.54 us 2 |
< 3.74 us 2 |
< 3.94 us 3 |
< 4.14 us 34 |
< 4.34 us 47 |
< 4.54 us 53 |
< 4.75 us 36 |
< +∞ 739 |
--- . (ext4 /dev/sda1) ioping statistics ---
2.59 M requests completed in 2.80 s, 9.87 GiB read, 925.2 k iops, 3.53 GiB/s
generated 2.59 M requests in 3.00 s, 9.87 GiB, 862.4 k iops, 3.29 GiB/s
min/avg/max/mdev = 430 ns / 1.08 us / 94.9 us / 356 ns
< 706 ns 19769 |
< 898 ns 377030 | *******
< 1.09 us 955873 | ******************
< 1.28 us 975564 | ******************
< 1.47 us 239299 | ****
< 1.67 us 15572 |
< 1.86 us 1542 |
< 2.05 us 802 |
< 2.24 us 659 |
< 2.44 us 209 |
< 2.63 us 30 |
< 2.82 us 7 |
< 3.01 us 6 |
< 3.20 us 4 |
< 3.40 us 4 |
< 3.59 us 3 |
< 3.78 us 4 |
< 3.97 us 7 |
< 4.17 us 27 |
< 4.36 us 40 |
< 4.55 us 27 |
< +∞ 758 |
*** link latency:
# COMP-2784-z6001 ⇄ z600.ivan.nexedi.com (ping 56B)
PING z600.ivan.nexedi.com (192.168.0.5) 56(84) bytes of data.
--- z600.ivan.nexedi.com ping statistics ---
35002 packets transmitted, 35001 received, 0% packet loss, time 3000ms
rtt min/avg/max/mdev = 0.061/0.074/0.170/0.010 ms, ipg/ewma 0.085/0.071 ms
# z600.ivan.nexedi.com ⇄ COMP-2784-z6001 (ping 56B)
PING 192.168.0.16 (192.168.0.16) 56(84) bytes of data.
--- 192.168.0.16 ping statistics ---
29554 packets transmitted, 29553 received, 0% packet loss, time 2999ms
rtt min/avg/max/mdev = 0.060/0.086/0.198/0.018 ms, ipg/ewma 0.101/0.086 ms
# COMP-2784-z6001 ⇄ z600.ivan.nexedi.com (ping 1472B)
PING z600.ivan.nexedi.com (192.168.0.5) 1472(1500) bytes of data.
--- z600.ivan.nexedi.com ping statistics ---
17275 packets transmitted, 17274 received, 0% packet loss, time 3000ms
rtt min/avg/max/mdev = 0.141/0.160/0.228/0.016 ms, ipg/ewma 0.173/0.166 ms
# z600.ivan.nexedi.com ⇄ COMP-2784-z6001 (ping 1472B)
PING 192.168.0.16 (192.168.0.16) 1472(1500) bytes of data.
--- 192.168.0.16 ping statistics ---
18269 packets transmitted, 18268 received, 0% packet loss, time 2999ms
rtt min/avg/max/mdev = 0.138/0.156/0.854/0.017 ms, ipg/ewma 0.164/0.155 ms
*** TCP latency:
# COMP-2784-z6001 ⇄ z600.ivan.nexedi.com (lat_tcp.c 1B -> lat_tcp.c -s)
TCP latency using z600.ivan.nexedi.com: 93.1795 microseconds
TCP latency using z600.ivan.nexedi.com: 94.7388 microseconds
TCP latency using z600.ivan.nexedi.com: 95.1864 microseconds
TCP latency using z600.ivan.nexedi.com: 135.9839 microseconds
# COMP-2784-z6001 ⇄ z600.ivan.nexedi.com (lat_tcp.c 1B -> lat_tcp.go -s)
TCP latency using z600.ivan.nexedi.com: 142.3278 microseconds
TCP latency using z600.ivan.nexedi.com: 141.2991 microseconds
TCP latency using z600.ivan.nexedi.com: 138.2380 microseconds
TCP latency using z600.ivan.nexedi.com: 127.9984 microseconds
# z600.ivan.nexedi.com ⇄ COMP-2784-z6001 (lat_tcp.c 1B -> lat_tcp.c -s)
TCP latency using 192.168.0.16: 142.5310 microseconds
TCP latency using 192.168.0.16: 99.6003 microseconds
TCP latency using 192.168.0.16: 132.6034 microseconds
TCP latency using 192.168.0.16: 121.2330 microseconds
# z600.ivan.nexedi.com ⇄ COMP-2784-z6001 (lat_tcp.c 1B -> lat_tcp.go -s)
TCP latency using 192.168.0.16: 130.4678 microseconds
TCP latency using 192.168.0.16: 147.2287 microseconds
TCP latency using 192.168.0.16: 134.4939 microseconds
TCP latency using 192.168.0.16: 115.3088 microseconds
# COMP-2784-z6001 ⇄ z600.ivan.nexedi.com (lat_tcp.c 1472B -> lat_tcp.c -s)
TCP latency using z600.ivan.nexedi.com: 208.5030 microseconds
TCP latency using z600.ivan.nexedi.com: 214.6082 microseconds
TCP latency using z600.ivan.nexedi.com: 210.2220 microseconds
TCP latency using z600.ivan.nexedi.com: 221.2878 microseconds
# COMP-2784-z6001 ⇄ z600.ivan.nexedi.com (lat_tcp.c 1472B -> lat_tcp.go -s)
TCP latency using z600.ivan.nexedi.com: 251.4474 microseconds
TCP latency using z600.ivan.nexedi.com: 256.9575 microseconds
TCP latency using z600.ivan.nexedi.com: 250.5267 microseconds
TCP latency using z600.ivan.nexedi.com: 242.5766 microseconds
# z600.ivan.nexedi.com ⇄ COMP-2784-z6001 (lat_tcp.c 1472B -> lat_tcp.c -s)
TCP latency using 192.168.0.16: 216.1245 microseconds
TCP latency using 192.168.0.16: 211.2404 microseconds
TCP latency using 192.168.0.16: 210.9026 microseconds
TCP latency using 192.168.0.16: 226.3273 microseconds
# z600.ivan.nexedi.com ⇄ COMP-2784-z6001 (lat_tcp.c 1472B -> lat_tcp.go -s)
TCP latency using 192.168.0.16: 218.7763 microseconds
TCP latency using 192.168.0.16: 215.7029 microseconds
TCP latency using 192.168.0.16: 229.8024 microseconds
TCP latency using 192.168.0.16: 214.7884 microseconds
# COMP-2784-z6001 ⇄ z600.ivan.nexedi.com (lat_tcp.c 4096B -> lat_tcp.c -s)
TCP latency using z600.ivan.nexedi.com: 266.9504 microseconds
TCP latency using z600.ivan.nexedi.com: 273.9406 microseconds
TCP latency using z600.ivan.nexedi.com: 254.4571 microseconds
TCP latency using z600.ivan.nexedi.com: 268.7155 microseconds
# COMP-2784-z6001 ⇄ z600.ivan.nexedi.com (lat_tcp.c 4096B -> lat_tcp.go -s)
TCP latency using z600.ivan.nexedi.com: 302.7473 microseconds
TCP latency using z600.ivan.nexedi.com: 301.3457 microseconds
TCP latency using z600.ivan.nexedi.com: 306.3894 microseconds
TCP latency using z600.ivan.nexedi.com: 297.4162 microseconds
# z600.ivan.nexedi.com ⇄ COMP-2784-z6001 (lat_tcp.c 4096B -> lat_tcp.c -s)
TCP latency using 192.168.0.16: 270.5698 microseconds
TCP latency using 192.168.0.16: 272.9383 microseconds
TCP latency using 192.168.0.16: 268.0235 microseconds
TCP latency using 192.168.0.16: 280.2265 microseconds
# z600.ivan.nexedi.com ⇄ COMP-2784-z6001 (lat_tcp.c 4096B -> lat_tcp.go -s)
TCP latency using 192.168.0.16: 271.1340 microseconds
TCP latency using 192.168.0.16: 282.3084 microseconds
TCP latency using 192.168.0.16: 284.8018 microseconds
TCP latency using 192.168.0.16: 275.9484 microseconds
*** ZEO
crc32:83514ce0 ; oid=0..8499 nread=34159871 t=6.694s (787.6μs / object) x=zhash.py
crc32:83514ce0 ; oid=0..8499 nread=34159871 t=6.608s (777.4μs / object) x=zhash.py
crc32:83514ce0 ; oid=0..8499 nread=34159871 t=6.666s (784.3μs / object) x=zhash.py
crc32:83514ce0 ; oid=0..8499 nread=34159871 t=6.621s (778.9μs / object) x=zhash.py
(skipping zhash.go on ZEO -- Cgo does not support zeo:// protocol)
*** NEO/py sqlite
crc32:83514ce0 ; oid=0..8499 nread=34159871 t=7.589s (892.9μs / object) x=zhash.py
crc32:83514ce0 ; oid=0..8499 nread=34159871 t=7.541s (887.2μs / object) x=zhash.py
crc32:83514ce0 ; oid=0..8499 nread=34159871 t=6.620s (778.8μs / object) x=zhash.py
crc32:83514ce0 ; oid=0..8499 nread=34159871 t=6.866s (807.7μs / object) x=zhash.py
crc32:83514ce0 ; oid=0..8499 nread=34159871 t=5.412928632s (636.815µs / object) x=zhash.go
crc32:83514ce0 ; oid=0..8499 nread=34159871 t=5.463509598s (642.765µs / object) x=zhash.go
crc32:83514ce0 ; oid=0..8499 nread=34159871 t=5.513423394s (648.638µs / object) x=zhash.go
crc32:83514ce0 ; oid=0..8499 nread=34159871 t=5.523605647s (649.835µs / object) x=zhash.go
2017-10-04 19:34:42.3409 ERROR NEO [ app: 91] primary master is down
Cluster state changed
*** NEO/py sql
2017-10-04 19:34:42 140069004368128 [Note] mysqld (mysqld 10.1.25-MariaDB-1) starting as process 7663 ...
crc32:83514ce0 ; oid=0..8499 nread=34159871 t=13.379s (1574.0μs / object) x=zhash.py
crc32:83514ce0 ; oid=0..8499 nread=34159871 t=12.787s (1504.3μs / object) x=zhash.py
crc32:83514ce0 ; oid=0..8499 nread=34159871 t=13.013s (1531.0μs / object) x=zhash.py
crc32:83514ce0 ; oid=0..8499 nread=34159871 t=12.881s (1515.4μs / object) x=zhash.py
crc32:83514ce0 ; oid=0..8499 nread=34159871 t=11.427972325s (1.344467ms / object) x=zhash.go
crc32:83514ce0 ; oid=0..8499 nread=34159871 t=11.367468151s (1.337349ms / object) x=zhash.go
crc32:83514ce0 ; oid=0..8499 nread=34159871 t=11.397258914s (1.340853ms / object) x=zhash.go
crc32:83514ce0 ; oid=0..8499 nread=34159871 t=11.240792342s (1.322446ms / object) x=zhash.go
2017-10-04 19:36:24.0861 ERROR NEO [ app: 91] primary master is down
Cluster state changed
*** NEO/go
crc32:83514ce0 ; oid=0..8499 nread=34159871 t=5.426s (638.3μs / object) x=zhash.py
crc32:83514ce0 ; oid=0..8499 nread=34159871 t=5.085s (598.2μs / object) x=zhash.py
crc32:83514ce0 ; oid=0..8499 nread=34159871 t=5.403s (635.7μs / object) x=zhash.py
crc32:83514ce0 ; oid=0..8499 nread=34159871 t=5.233s (615.6μs / object) x=zhash.py
crc32:83514ce0 ; oid=0..8499 nread=34159871 t=2.801125512s (329.544µs / object) x=zhash.go
crc32:83514ce0 ; oid=0..8499 nread=34159871 t=2.74616543s (323.078µs / object) x=zhash.go
crc32:83514ce0 ; oid=0..8499 nread=34159871 t=2.82945307s (332.876µs / object) x=zhash.go
crc32:83514ce0 ; oid=0..8499 nread=34159871 t=2.769889088s (325.869µs / object) x=zhash.go
E1004 19:37:02.015459 7851 storage.go:120] storage([2401:5180:0:6f::1]:5554): accept: accept tcp [2401:5180:0:6f::1]:5554: use of closed network connection
2017/10/04 19:37:02 talk master([2401:5180:0:6f::1]:5552): context canceled
2017-10-04 19:37:02.0097 ERROR NEO [ app: 91] primary master is down
Cluster state changed
*** NEO/go (sha1 disabled)
# NEO/go/storage: skipping SHA1 computations
# NEO/go/client: skipping SHA1 checks
crc32:83514ce0 ; oid=0..8499 nread=34159871 t=2.35689066s (277.281µs / object) x=zhash.go
# NEO/go/client: skipping SHA1 checks
crc32:83514ce0 ; oid=0..8499 nread=34159871 t=2.22736699s (262.043µs / object) x=zhash.go
# NEO/go/client: skipping SHA1 checks
crc32:83514ce0 ; oid=0..8499 nread=34159871 t=2.081497009s (244.882µs / object) x=zhash.go
# NEO/go/client: skipping SHA1 checks
crc32:83514ce0 ; oid=0..8499 nread=34159871 t=1.932610825s (227.365µs / object) x=zhash.go
2017/10/04 19:37:12 talk master([2401:5180:0:6f::1]:5552): context canceled
2017-10-04 19:37:12.9562 ERROR NEO [ app: 91] primary master is down
Cluster state changed
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