---> uname -a: Linux de5bb4f54892 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 UTC 2020 x86_64 Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian Address sizes: 40 bits physical, 48 bits virtual CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: GenuineIntel CPU family: 6 Model: 44 Model name: Westmere E56xx/L56xx/X56xx (IBRS update) Stepping: 1 CPU MHz: 2933.442 BogoMIPS: 5866.88 Virtualization: VT-x Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB L1i cache: 128 KiB L2 cache: 16 MiB L3 cache: 64 MiB NUMA node0 CPU(s): 0-3 Vulnerability Itlb multihit: KVM: Mitigation: Split huge pages Vulnerability L1tf: Mitigation; PTE Inversion; VMX conditional cache flushes, SMT disabled Vulnerability Mds: Vulnerable: Clear CPU buffers attempted, no microcode; SMT Host state unknown Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline, IBPB Vulnerability Tsx async abort: Not affected Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl xtopology eagerfpu pni pclmulqdq vmx ssse3 cx16 pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes hypervisor lahf_lm ssbd ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid tsc_adjust arat spec_ctrl intel_stibp ---> nproc: 4 ---> df -h: Filesystem Size Used Available Use% Mounted on overlay 50.0G 12.9G 37.1G 26% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 918.7M 0 918.7M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 12.9G 37.1G 26% /etc/resolv.conf /dev/vda1 50.0G 12.9G 37.1G 26% /etc/hostname /dev/vda1 50.0G 12.9G 37.1G 26% /etc/hosts /dev/vda1 50.0G 12.9G 37.1G 26% /var/log/sa /dev/vda1 50.0G 12.9G 37.1G 26% /w/workspace/edgex-go/11 /dev/vda1 50.0G 12.9G 37.1G 26% /w/workspace/edgex-go/11@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 599 112 0 1125 1151 Swap: 1023 102 921 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever 112: eth0@if113: mtu 1458 qdisc noqueue state UP link/ether 02:42:0a:fa:00:01 brd ff:ff:ff:ff:ff:ff inet 10.250.0.1/24 brd 10.250.0.255 scope global eth0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 08/01/20 _x86_64_ (4 CPU) 04:29:34 LINUX RESTART 04:30:02 tps rtps wtps bread/s bwrtn/s 04:31:01 116.13 43.21 72.92 7925.52 25344.38 04:32:01 204.46 113.95 90.51 6226.51 44725.88 04:33:01 509.68 315.62 194.06 12599.83 44815.24 04:34:01 179.04 79.41 99.63 3411.19 31478.38 04:35:01 1070.54 806.49 264.04 96250.72 169383.51 04:36:02 1930.86 1608.43 322.43 159377.47 155675.51 04:37:01 1341.00 1012.48 328.52 63642.69 89681.48 04:38:02 2243.51 1890.12 353.39 129958.68 133679.49 04:39:01 1787.49 1455.54 331.96 96441.87 108455.59 04:40:01 126.14 33.28 92.86 4468.39 9664.19 04:41:01 2.43 0.88 1.55 129.60 24.89 04:42:01 0.23 0.02 0.22 0.27 1.78 04:43:01 0.32 0.02 0.30 0.53 3.43 04:44:01 0.28 0.00 0.28 0.00 2.60 04:45:01 2.40 1.63 0.77 52.76 8.98 04:46:01 1.82 0.58 1.23 9.46 19.49 04:47:01 0.62 0.12 0.50 0.93 6.76 04:48:01 0.45 0.30 0.15 3.06 1.82 04:49:01 0.80 0.57 0.23 5.73 2.08 04:50:01 0.34 0.05 0.29 0.81 3.18 04:51:01 0.27 0.05 0.22 0.40 2.33 04:52:01 77.24 54.63 22.61 5228.37 8051.95 Average: 436.60 337.55 99.05 26684.47 37383.55 04:30:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:31:01 64496 1817060 96.57 2620 1163304 1318604 45.00 550976 1102260 68848 04:32:01 76436 1805120 95.94 1636 1097856 1539664 52.55 648500 954184 110648 04:33:01 229896 1651660 87.78 1252 955816 1420808 48.49 648376 766452 47772 04:34:01 229324 1652232 87.81 428 908536 1437684 49.07 684112 729492 60284 04:35:01 419444 1462112 77.71 0 778376 1841772 62.86 572704 719152 7160 04:36:02 65976 1815580 96.49 0 577452 3993108 136.28 770356 839460 35756 04:37:01 549572 1331984 70.79 0 676988 1446200 49.36 454912 676576 4 04:38:02 332012 1549544 82.35 0 822572 2051144 70.00 610764 742092 4464 04:39:01 514400 1367156 72.66 0 682996 2407808 82.17 568380 601448 1128 04:40:01 769004 1112552 59.13 0 593844 1172132 40.00 425024 495328 12 04:41:01 766452 1115104 59.26 0 597420 1142308 38.98 428600 495532 8 04:42:01 767080 1114476 59.23 0 597444 1136140 38.77 428144 495460 12 04:43:01 767236 1114320 59.22 0 597440 1136140 38.77 428240 495460 8 04:44:01 767336 1114220 59.22 0 597464 1136140 38.77 428116 495476 8 04:45:01 765836 1115720 59.30 0 598452 1136140 38.77 428692 496028 8 04:46:01 765116 1116440 59.34 0 598448 1136236 38.78 428972 496264 8 04:47:01 765532 1116024 59.31 0 598468 1136140 38.77 428700 496308 8 04:48:01 765284 1116272 59.33 0 598476 1136140 38.77 428708 496396 8 04:49:01 765128 1116428 59.34 0 598484 1136140 38.77 428728 496564 8 04:50:01 765296 1116260 59.33 0 598488 1136140 38.77 428716 496592 8 04:51:01 764972 1116584 59.34 0 598496 1136212 38.78 428604 496604 8 04:52:01 123272 1758284 93.45 0 1148604 1561276 53.28 611856 936340 165580 Average: 536323 1345233 71.50 270 726610 1486094 50.72 511826 637249 22807 04:30:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 04:31:01 vethdccc840 503.77 360.75 44.83 1205.11 0.00 0.00 0.00 04:31:01 eth0 1382.99 1146.50 4959.71 160.75 0.00 0.00 0.00 04:31:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:31:01 docker0 503.77 360.61 37.94 1205.10 0.00 0.00 0.00 04:32:01 eth0 1580.50 1257.26 7037.71 2778.32 0.00 0.00 0.00 04:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:32:01 docker0 619.55 442.69 44.30 1464.54 0.00 0.00 0.00 04:33:01 veth8e37e3b 0.00 0.13 0.00 0.01 0.00 0.00 0.00 04:33:01 eth0 3319.96 2673.47 13797.84 2991.68 0.00 0.00 0.00 04:33:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:33:01 docker0 1242.66 950.59 91.04 3387.69 0.00 0.00 0.00 04:34:01 veth8e37e3b 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:34:01 eth0 63.45 40.35 37.20 79.39 0.00 0.00 0.00 04:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:35:01 vethc458160 3.04 3.12 0.21 18.49 0.00 0.00 0.00 04:35:01 veth61c912b 4.62 5.36 0.32 29.22 0.00 0.00 0.00 04:35:01 veth5127396 2.77 3.19 0.19 18.97 0.00 0.00 0.00 04:35:01 eth0 3504.93 2793.44 15619.02 3115.32 0.00 0.00 0.00 04:36:02 veth0d52176 0.00 0.10 0.00 0.01 0.00 0.00 0.00 04:36:02 vethb5e85fb 0.00 0.13 0.00 0.01 0.00 0.00 0.00 04:36:02 eth0 50.65 34.83 58.72 51.59 0.00 0.00 0.00 04:36:02 vethd72673c 0.00 0.10 0.00 0.01 0.00 0.00 0.00 04:37:01 eth0 176.21 112.72 547.87 71.73 0.00 0.00 0.00 04:37:01 veth28050dd 34.36 63.39 2.33 311.69 0.00 0.00 0.00 04:37:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:37:01 vethbd041b1 0.00 0.56 0.00 0.03 0.00 0.00 0.00 04:38:02 vethc90cf10 0.00 0.10 0.00 0.01 0.00 0.00 0.00 04:38:02 veth07b2f31 4.11 4.57 0.54 20.25 0.00 0.00 0.00 04:38:02 eth0 3807.05 2992.72 16284.85 3327.59 0.00 0.00 0.00 04:38:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:39:01 eth0 59.18 37.35 98.27 53.18 0.00 0.00 0.00 04:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:39:01 veth7076bcb 0.00 0.02 0.00 0.00 0.00 0.00 0.00 04:39:01 vethbd041b1 0.00 0.76 0.00 0.04 0.00 0.00 0.00 04:40:01 eth0 25.69 14.43 54.96 8.64 0.00 0.00 0.00 04:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:40:01 docker0 1340.79 1100.28 96.74 4173.63 0.00 0.00 0.00 04:41:01 eth0 0.52 0.45 0.50 0.09 0.00 0.00 0.00 04:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:42:01 eth0 0.07 0.03 0.01 0.00 0.00 0.00 0.00 04:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:43:01 eth0 0.08 0.05 0.01 0.00 0.00 0.00 0.00 04:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:44:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 04:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:45:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 04:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:46:01 eth0 0.32 0.28 0.14 0.08 0.00 0.00 0.00 04:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:47:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 04:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:48:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 04:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:49:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 04:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:50:01 eth0 0.08 0.07 0.01 0.01 0.00 0.00 0.00 04:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:51:01 eth0 1.03 0.22 0.20 0.07 0.00 0.00 0.00 04:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:52:01 eth0 104.26 77.39 2330.10 39.05 0.00 0.00 0.00 04:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 182.19 142.30 856.86 156.88 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 61.06 50.10 4.41 190.06 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 08/01/20 _x86_64_ (4 CPU) 04:29:34 LINUX RESTART 04:30:02 CPU %user %nice %system %iowait %steal %idle 04:31:01 all 17.31 0.00 7.47 5.26 0.04 69.92 04:31:01 0 19.37 0.00 8.90 5.02 0.03 66.68 04:31:01 1 17.64 0.00 6.80 4.47 0.02 71.08 04:31:01 2 16.95 0.00 7.56 6.72 0.05 68.71 04:31:01 3 15.31 0.00 6.63 4.81 0.03 73.22 04:32:01 all 19.57 0.00 6.81 1.10 0.15 72.37 04:32:01 0 13.13 0.00 7.72 0.71 0.19 78.25 04:32:01 1 15.10 0.00 6.76 1.68 0.12 76.34 04:32:01 2 17.26 0.00 6.24 1.06 0.14 75.31 04:32:01 3 32.60 0.00 6.52 0.93 0.19 59.77 04:33:01 all 25.77 0.00 10.80 7.88 0.09 55.46 04:33:01 0 27.19 0.00 11.71 4.93 0.08 56.08 04:33:01 1 24.89 0.00 10.45 11.44 0.09 53.14 04:33:01 2 25.47 0.00 10.62 7.87 0.10 55.94 04:33:01 3 25.50 0.00 10.43 7.30 0.09 56.69 04:34:01 all 45.17 0.00 13.25 4.24 0.35 36.99 04:34:01 0 47.02 0.00 13.40 2.61 0.36 36.61 04:34:01 1 45.19 0.00 12.59 3.72 0.41 38.09 04:34:01 2 44.58 0.00 14.04 6.04 0.29 35.05 04:34:01 3 43.86 0.00 12.95 4.60 0.36 38.23 04:35:01 all 18.89 0.00 16.78 18.37 0.37 45.59 04:35:01 0 18.70 0.00 15.72 15.62 0.36 49.61 04:35:01 1 17.65 0.00 16.32 17.44 0.36 48.23 04:35:01 2 19.00 0.00 18.26 19.80 0.36 42.58 04:35:01 3 20.27 0.00 16.82 20.65 0.38 41.89 04:36:02 all 37.65 0.00 20.76 23.06 0.56 17.97 04:36:02 0 37.42 0.00 20.80 23.36 0.55 17.88 04:36:02 1 37.78 0.00 20.59 22.27 0.60 18.76 04:36:02 2 37.47 0.00 20.22 26.05 0.56 15.70 04:36:02 3 37.93 0.00 21.39 20.54 0.55 19.59 04:37:01 all 33.55 0.00 14.96 22.63 0.23 28.63 04:37:01 0 32.64 0.00 14.24 16.64 0.21 36.27 04:37:01 1 32.95 0.00 14.21 22.50 0.31 30.02 04:37:01 2 34.76 0.00 15.53 24.63 0.19 24.89 04:37:01 3 33.86 0.00 15.87 26.83 0.19 23.24 04:38:02 all 26.28 0.00 17.57 34.73 0.17 21.25 04:38:02 0 25.29 0.00 15.69 33.29 0.17 25.55 04:38:02 1 26.41 0.00 18.51 35.92 0.17 18.99 04:38:02 2 27.01 0.00 18.26 36.47 0.20 18.06 04:38:02 3 26.38 0.00 17.84 33.20 0.17 22.42 04:39:01 all 34.64 0.00 15.84 32.76 0.07 16.68 04:39:01 0 35.47 0.00 14.73 31.87 0.05 17.87 04:39:01 1 34.72 0.00 15.95 34.60 0.07 14.66 04:39:01 2 34.36 0.00 15.88 33.97 0.07 15.72 04:39:01 3 34.02 0.00 16.80 30.58 0.09 18.51 04:40:01 all 8.96 0.00 3.67 6.15 0.01 81.21 04:40:01 0 8.92 0.00 3.75 6.37 0.02 80.95 04:40:01 1 8.98 0.00 3.57 6.46 0.02 80.98 04:40:01 2 9.12 0.00 3.85 7.53 0.00 79.51 04:40:01 3 8.86 0.00 3.52 4.23 0.02 83.38 04:41:01 all 0.15 0.00 0.05 0.02 0.00 99.78 04:41:01 0 0.00 0.00 0.05 0.02 0.00 99.93 04:41:01 1 0.05 0.00 0.05 0.02 0.00 99.88 04:41:01 2 0.02 0.00 0.05 0.00 0.00 99.93 04:41:01 3 0.52 0.00 0.05 0.03 0.00 99.40 04:42:01 all 0.15 0.00 0.02 0.00 0.00 99.82 04:42:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:42:01 1 0.03 0.00 0.03 0.00 0.00 99.93 04:42:01 2 0.03 0.00 0.02 0.00 0.00 99.95 04:42:01 3 0.52 0.00 0.02 0.00 0.00 99.47 04:43:01 all 0.14 0.00 0.02 0.00 0.00 99.84 04:43:01 0 0.00 0.00 0.00 0.00 0.00 100.00 04:43:01 1 0.03 0.00 0.03 0.00 0.00 99.93 04:43:01 2 0.00 0.00 0.00 0.00 0.00 100.00 04:43:01 3 0.52 0.00 0.03 0.00 0.00 99.45 04:44:01 all 0.15 0.00 0.02 0.00 0.00 99.83 04:44:01 0 0.03 0.00 0.03 0.00 0.00 99.93 04:44:01 1 0.03 0.00 0.05 0.00 0.00 99.92 04:44:01 2 0.02 0.00 0.00 0.00 0.00 99.98 04:44:01 3 0.52 0.00 0.03 0.00 0.00 99.45 04:45:01 all 0.15 0.00 0.04 0.02 0.00 99.79 04:45:01 0 0.02 0.00 0.03 0.02 0.00 99.93 04:45:01 1 0.15 0.00 0.03 0.00 0.00 99.82 04:45:01 2 0.02 0.00 0.05 0.03 0.00 99.90 04:45:01 3 0.42 0.00 0.07 0.05 0.00 99.47 04:46:01 all 0.16 0.00 0.03 0.01 0.00 99.80 04:46:01 0 0.03 0.00 0.02 0.00 0.00 99.95 04:46:01 1 0.52 0.00 0.02 0.02 0.00 99.45 04:46:01 2 0.07 0.00 0.05 0.02 0.00 99.87 04:46:01 3 0.02 0.00 0.03 0.00 0.00 99.95 04:47:01 all 0.14 0.00 0.02 0.00 0.00 99.83 04:47:01 0 0.00 0.00 0.02 0.00 0.00 99.98 04:47:01 1 0.53 0.00 0.02 0.02 0.00 99.43 04:47:01 2 0.02 0.00 0.05 0.00 0.00 99.93 04:47:01 3 0.02 0.00 0.02 0.00 0.00 99.97 04:48:01 all 0.15 0.00 0.02 0.02 0.00 99.80 04:48:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:48:01 1 0.52 0.00 0.02 0.02 0.00 99.45 04:48:01 2 0.03 0.00 0.03 0.05 0.00 99.88 04:48:01 3 0.03 0.00 0.02 0.00 0.00 99.95 04:49:01 all 0.15 0.00 0.02 0.02 0.00 99.80 04:49:01 0 0.03 0.00 0.02 0.00 0.00 99.95 04:49:01 1 0.42 0.00 0.05 0.00 0.00 99.53 04:49:01 2 0.15 0.00 0.02 0.12 0.00 99.72 04:49:01 3 0.02 0.00 0.03 0.00 0.00 99.95 04:50:01 all 0.13 0.00 0.03 0.00 0.00 99.83 04:50:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:50:01 1 0.05 0.00 0.03 0.00 0.00 99.92 04:50:01 2 0.42 0.00 0.03 0.00 0.00 99.54 04:50:01 3 0.03 0.00 0.02 0.00 0.00 99.95 04:51:01 all 0.03 0.00 0.02 0.00 0.00 99.95 04:51:01 0 0.02 0.00 0.00 0.00 0.00 99.98 04:51:01 1 0.00 0.00 0.02 0.00 0.00 99.98 04:51:01 2 0.08 0.00 0.03 0.00 0.00 99.88 04:51:01 3 0.03 0.00 0.03 0.02 0.00 99.92 04:52:01 all 3.58 0.00 1.91 1.83 0.00 92.68 04:52:01 0 3.04 0.00 1.74 0.42 0.00 94.80 04:52:01 1 3.41 0.00 2.11 1.05 0.00 93.42 04:52:01 2 2.95 0.00 1.76 1.63 0.02 93.64 04:52:01 3 4.92 0.00 2.04 4.20 0.02 88.82 Average: all 12.23 0.00 5.83 7.07 0.09 74.79 Average: 0 12.03 0.00 5.76 6.31 0.09 75.80 Average: 1 11.97 0.00 5.75 7.23 0.10 74.95 Average: 2 12.10 0.00 5.94 7.70 0.09 74.17 Average: 3 12.80 0.00 5.85 7.02 0.09 74.24