---> uname -a: Linux b7fbaa9896d5 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: 2933.396 BogoMIPS: 5866.79 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 12.6G 37.4G 25% / 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 12.6G 37.4G 25% /etc/resolv.conf /dev/vda1 50.0G 12.6G 37.4G 25% /etc/hostname /dev/vda1 50.0G 12.6G 37.4G 25% /etc/hosts /dev/vda1 50.0G 12.6G 37.4G 25% /var/log/sa /dev/vda1 50.0G 12.6G 37.4G 25% /w/workspace/edgex-go/1 /dev/vda1 50.0G 12.6G 37.4G 25% /w/workspace/edgex-go/1@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 634 127 0 1075 1117 Swap: 1023 66 957 ---> 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 106: eth0@if107: 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) 07/24/20 _x86_64_ (4 CPU) 00:47:24 LINUX RESTART 00:48:01 tps rtps wtps bread/s bwrtn/s 00:49:01 97.20 36.65 60.56 7648.66 20519.50 00:50:01 469.54 248.39 221.16 9991.35 77029.17 00:51:02 415.88 268.21 147.67 9383.22 29805.91 00:52:03 167.72 61.42 106.30 10078.69 42312.43 00:53:02 2330.36 1947.22 383.14 203502.47 252627.93 00:54:02 877.49 633.88 243.61 51278.81 63783.84 00:55:02 1690.86 1342.47 348.38 110005.16 117444.84 00:56:01 1701.99 1379.04 322.95 88573.72 93768.19 00:57:01 877.12 668.29 208.84 38820.50 47575.19 00:58:01 1.71 0.47 1.25 17.18 16.37 00:59:01 0.32 0.03 0.28 0.40 3.65 01:00:01 0.27 0.02 0.25 0.27 3.25 01:01:01 0.32 0.05 0.27 1.20 2.48 01:02:01 0.76 0.39 0.37 24.50 6.06 01:03:01 2.07 1.77 0.30 59.03 3.71 01:04:01 0.82 0.03 0.78 1.07 15.34 01:05:01 0.27 0.02 0.25 1.07 2.83 01:06:01 0.20 0.03 0.17 0.80 1.77 01:07:01 58.02 46.06 11.96 4975.59 5221.23 Average: 455.72 347.61 108.12 27998.04 39379.81 00:48:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:49:01 323516 1558040 82.81 2620 973656 1074580 36.67 579328 822352 116 00:50:01 192776 1688780 89.75 1492 976796 1535860 52.42 621532 831280 28 00:51:02 322328 1559228 82.87 388 847096 1297800 44.29 551188 733848 8 00:52:03 75216 1806340 96.00 164 1103084 1230708 42.00 725040 832968 224996 00:53:02 72028 1809528 96.17 4 1031788 2290008 78.15 660692 980284 91608 00:54:02 531224 1350332 71.77 4 672312 1508168 51.47 513764 627252 8 00:55:02 55376 1826180 97.06 4 981636 2177816 74.32 628616 996484 18972 00:56:01 80036 1801520 95.75 4 1152464 1521432 51.92 760744 842728 86492 00:57:01 812432 1069124 56.82 4 509880 1179240 40.25 422444 458820 20 00:58:01 820060 1061496 56.42 4 510384 1127288 38.47 415964 459092 20 00:59:01 820380 1061176 56.40 4 510392 1127216 38.47 416160 458792 16 01:00:01 820592 1060964 56.39 4 510400 1127216 38.47 415920 458800 8 01:01:01 820012 1061544 56.42 4 510416 1129556 38.55 416544 458808 8 01:02:01 819868 1061688 56.43 4 511088 1127724 38.49 416396 459372 8 01:03:01 816980 1064576 56.58 4 512020 1127796 38.49 416656 460240 16 01:04:01 817464 1064092 56.55 4 512184 1127724 38.49 416576 460284 16 01:05:01 817628 1063928 56.55 4 512164 1127724 38.49 416580 460284 8 01:06:01 816868 1064688 56.59 4 512204 1127880 38.49 417420 460340 16 01:07:01 324020 1557536 82.78 4 916960 1587844 54.19 546632 806556 105096 Average: 534674 1346882 71.58 249 724575 1344925 45.90 513589 635189 27761 00:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 00:49:01 eth0 2116.43 1745.02 6058.41 2075.53 0.00 0.00 0.00 00:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:49:01 docker0 835.31 777.85 67.33 2659.60 0.00 0.00 0.00 00:50:01 veth1ba8b52 0.00 0.03 0.00 0.00 0.00 0.00 0.00 00:50:01 eth0 3025.91 2322.49 13743.32 2966.72 0.00 0.00 0.00 00:50:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 00:50:01 docker0 955.71 929.56 76.38 3388.17 0.00 0.00 0.00 00:51:02 veth1ba8b52 0.07 0.17 0.00 0.02 0.00 0.00 0.00 00:51:02 eth0 86.09 66.00 597.78 75.90 0.00 0.00 0.00 00:51:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:51:02 docker0 0.07 0.07 0.00 0.01 0.00 0.00 0.00 00:52:03 vethee4bd88 0.00 0.11 0.00 0.01 0.00 0.00 0.00 00:52:03 eth0 113.46 80.07 1630.75 63.29 0.00 0.00 0.00 00:52:03 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:52:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:53:02 vethee4bd88 0.00 0.34 0.00 0.01 0.00 0.00 0.00 00:53:02 eth0 46.75 29.29 168.32 11.25 0.00 0.00 0.00 00:53:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:53:02 docker0 16.94 22.48 0.94 147.23 0.00 0.00 0.00 00:54:02 vethee4bd88 0.00 0.07 0.00 0.00 0.00 0.00 0.00 00:54:02 eth0 48.54 35.75 55.51 52.14 0.00 0.00 0.00 00:54:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:54:02 docker0 4.01 4.99 0.21 32.34 0.00 0.00 0.00 00:55:02 vethda9f34d 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:55:02 vethb62e780 0.00 0.22 0.00 0.01 0.00 0.00 0.00 00:55:02 vethee4bd88 0.00 0.67 0.00 0.03 0.00 0.00 0.00 00:55:02 eth0 3456.65 2616.71 16784.31 3259.98 0.00 0.00 0.00 00:56:01 veth57de76a 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:56:01 vethee4bd88 0.00 0.20 0.00 0.01 0.00 0.00 0.00 00:56:01 eth0 68.46 44.43 160.92 58.46 0.00 0.00 0.00 00:56:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 00:57:01 eth0 66.79 45.21 106.07 58.78 0.00 0.00 0.00 00:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:57:01 docker0 1022.45 1037.32 80.34 4140.94 0.00 0.00 0.00 00:58:01 eth0 0.20 0.18 0.08 0.05 0.00 0.00 0.00 00:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:59:01 eth0 0.10 0.10 0.01 0.03 0.00 0.00 0.00 00:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 01:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:01:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 01:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:02:01 eth0 0.02 0.02 0.00 0.00 0.00 0.00 0.00 01:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:03:01 eth0 0.40 0.37 0.52 0.06 0.00 0.00 0.00 01:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:04:01 eth0 0.50 0.08 0.03 0.03 0.00 0.00 0.00 01:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:05:01 eth0 0.70 0.08 0.06 0.01 0.00 0.00 0.00 01:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:06:01 eth0 0.47 0.43 0.34 0.18 0.00 0.00 0.00 01:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:07:01 eth0 106.33 72.89 2329.22 38.89 0.00 0.00 0.00 01:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 184.38 140.13 994.75 177.85 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 53.92 54.71 4.24 218.40 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) 07/24/20 _x86_64_ (4 CPU) 00:47:24 LINUX RESTART 00:48:01 CPU %user %nice %system %iowait %steal %idle 00:49:01 all 19.70 0.00 6.58 2.55 0.01 71.17 00:49:01 0 17.40 0.00 9.47 5.91 0.02 67.21 00:49:01 1 30.44 0.00 4.98 1.01 0.02 63.55 00:49:01 2 17.55 0.00 6.13 0.83 0.02 75.48 00:49:01 3 13.29 0.00 5.79 2.49 0.02 78.42 00:50:01 all 15.90 0.00 9.65 5.77 0.03 68.66 00:50:01 0 15.61 0.00 9.61 4.21 0.03 70.54 00:50:01 1 18.49 0.00 9.76 5.43 0.02 66.30 00:50:01 2 13.35 0.00 9.97 7.95 0.03 68.69 00:50:01 3 16.14 0.00 9.22 5.51 0.02 69.12 00:51:02 all 48.53 0.00 14.57 8.74 0.02 28.14 00:51:02 0 48.40 0.00 14.55 7.64 0.00 29.42 00:51:02 1 47.82 0.00 15.77 7.96 0.02 28.44 00:51:02 2 48.89 0.00 14.37 7.77 0.02 28.95 00:51:02 3 49.02 0.00 13.61 11.57 0.02 25.78 00:52:03 all 21.80 0.00 9.16 5.47 0.02 63.56 00:52:03 0 20.52 0.00 9.00 6.41 0.03 64.04 00:52:03 1 21.36 0.00 9.23 5.80 0.02 63.60 00:52:03 2 20.76 0.00 9.60 5.81 0.02 63.81 00:52:03 3 24.59 0.00 8.81 3.82 0.02 62.76 00:53:02 all 20.80 0.00 25.87 27.11 0.07 26.15 00:53:02 0 20.79 0.00 25.40 26.22 0.07 27.52 00:53:02 1 21.06 0.00 24.91 26.31 0.07 27.64 00:53:02 2 20.06 0.00 27.38 27.97 0.07 24.52 00:53:02 3 21.25 0.00 25.81 27.99 0.05 24.89 00:54:02 all 52.40 0.00 16.21 17.35 0.06 13.98 00:54:02 0 51.27 0.00 17.19 19.58 0.07 11.88 00:54:02 1 51.48 0.00 15.05 16.60 0.05 16.82 00:54:02 2 52.83 0.00 16.65 17.61 0.05 12.86 00:54:02 3 54.04 0.00 15.95 15.59 0.07 14.34 00:55:02 all 19.90 0.00 18.80 35.05 0.05 26.20 00:55:02 0 20.08 0.00 17.87 36.97 0.07 25.02 00:55:02 1 19.05 0.00 17.95 27.76 0.07 35.17 00:55:02 2 19.69 0.00 19.84 40.59 0.03 19.84 00:55:02 3 20.81 0.00 19.51 34.92 0.03 24.72 00:56:01 all 33.64 0.00 17.96 29.52 0.05 18.84 00:56:01 0 32.42 0.00 16.65 25.28 0.05 25.59 00:56:01 1 32.88 0.00 15.88 28.77 0.03 22.44 00:56:01 2 32.95 0.00 20.05 34.89 0.05 12.07 00:56:01 3 36.32 0.00 19.27 29.13 0.05 15.23 00:57:01 all 20.35 0.00 10.64 14.53 0.03 54.46 00:57:01 0 20.61 0.00 11.50 14.91 0.02 52.97 00:57:01 1 19.36 0.00 9.70 13.80 0.03 57.10 00:57:01 2 20.36 0.00 9.86 11.63 0.02 58.13 00:57:01 3 21.09 0.00 11.50 17.80 0.03 49.58 00:58:01 all 0.15 0.00 0.03 0.00 0.00 99.81 00:58:01 0 0.02 0.00 0.02 0.00 0.00 99.97 00:58:01 1 0.03 0.00 0.05 0.00 0.00 99.92 00:58:01 2 0.02 0.00 0.03 0.00 0.00 99.95 00:58:01 3 0.55 0.00 0.03 0.00 0.00 99.42 00:59:01 all 0.15 0.00 0.02 0.00 0.00 99.82 00:59:01 0 0.00 0.00 0.02 0.00 0.00 99.98 00:59:01 1 0.05 0.00 0.03 0.00 0.00 99.92 00:59:01 2 0.03 0.00 0.03 0.00 0.00 99.93 00:59:01 3 0.52 0.00 0.03 0.00 0.00 99.45 01:00:01 all 0.15 0.00 0.02 0.00 0.00 99.83 01:00:01 0 0.02 0.00 0.02 0.00 0.00 99.97 01:00:01 1 0.02 0.00 0.05 0.00 0.00 99.93 01:00:01 2 0.03 0.00 0.03 0.00 0.00 99.93 01:00:01 3 0.52 0.00 0.00 0.00 0.00 99.48 01:01:01 all 0.16 0.00 0.02 0.00 0.00 99.82 01:01:01 0 0.02 0.00 0.00 0.00 0.00 99.98 01:01:01 1 0.05 0.00 0.03 0.00 0.00 99.92 01:01:01 2 0.03 0.00 0.02 0.00 0.00 99.95 01:01:01 3 0.52 0.00 0.03 0.00 0.00 99.45 01:02:01 all 0.15 0.00 0.04 0.01 0.00 99.81 01:02:01 0 0.03 0.00 0.05 0.00 0.00 99.92 01:02:01 1 0.02 0.00 0.03 0.02 0.00 99.93 01:02:01 2 0.03 0.00 0.03 0.00 0.00 99.93 01:02:01 3 0.52 0.00 0.03 0.02 0.00 99.42 01:03:01 all 0.16 0.00 0.05 0.02 0.00 99.78 01:03:01 0 0.03 0.00 0.05 0.05 0.00 99.87 01:03:01 1 0.05 0.00 0.07 0.00 0.00 99.88 01:03:01 2 0.02 0.00 0.05 0.05 0.00 99.88 01:03:01 3 0.53 0.00 0.02 0.00 0.00 99.45 01:04:01 all 0.04 0.00 0.02 0.00 0.00 99.94 01:04:01 0 0.03 0.00 0.03 0.00 0.00 99.93 01:04:01 1 0.05 0.00 0.03 0.00 0.00 99.92 01:04:01 2 0.03 0.00 0.00 0.00 0.00 99.97 01:04:01 3 0.05 0.00 0.02 0.00 0.00 99.93 01:05:01 all 0.10 0.00 0.03 0.00 0.00 99.87 01:05:01 0 0.02 0.00 0.00 0.00 0.00 99.98 01:05:01 1 0.03 0.00 0.03 0.00 0.00 99.93 01:05:01 2 0.02 0.00 0.02 0.00 0.00 99.97 01:05:01 3 0.35 0.00 0.05 0.00 0.00 99.60 01:06:01 all 0.15 0.00 0.02 0.00 0.00 99.83 01:06:01 0 0.02 0.00 0.02 0.00 0.00 99.97 01:06:01 1 0.05 0.00 0.05 0.00 0.00 99.90 01:06:01 2 0.02 0.00 0.02 0.00 0.00 99.97 01:06:01 3 0.52 0.00 0.02 0.00 0.00 99.47 01:07:01 all 2.87 0.00 1.63 1.15 0.00 94.34 01:07:01 0 2.84 0.00 1.54 0.92 0.00 94.71 01:07:01 1 3.11 0.00 1.65 1.64 0.00 93.61 01:07:01 2 2.37 0.00 1.47 1.35 0.02 94.79 01:07:01 3 3.15 0.00 1.87 0.70 0.00 94.28 Average: all 13.38 0.00 6.80 7.60 0.02 72.21 Average: 0 13.02 0.00 6.89 7.66 0.02 72.41 Average: 1 13.83 0.00 6.50 6.98 0.02 72.67 Average: 2 12.96 0.00 7.02 8.08 0.02 71.92 Average: 3 13.69 0.00 6.79 7.68 0.02 71.82