---> uname -a: Linux 192086a0ba6e 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/3 /dev/vda1 50.0G 12.9G 37.1G 26% /w/workspace/edgex-go/3@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 585 118 0 1133 1166 Swap: 1023 99 924 ---> 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 110: eth0@if111: 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) 07/28/20 _x86_64_ (4 CPU) 20:44:11 LINUX RESTART 20:45:01 tps rtps wtps bread/s bwrtn/s 20:46:01 192.92 95.46 97.46 9353.94 46818.86 20:47:01 417.62 260.01 157.61 10605.09 42865.48 20:48:01 248.26 123.72 124.54 5051.84 28704.69 20:49:01 1050.26 775.47 274.79 94532.93 174330.99 20:50:02 1797.48 1459.36 338.12 166244.56 159031.61 20:51:01 1029.50 715.15 314.36 61280.27 86764.99 20:52:01 2495.91 2147.74 348.17 135542.25 151775.90 20:53:02 842.71 563.71 279.01 47071.32 65885.91 20:54:01 44.96 14.21 30.75 3042.17 1110.48 20:55:01 2.40 0.85 1.55 27.05 25.03 20:56:01 0.42 0.13 0.28 1.33 3.40 20:57:01 0.23 0.02 0.22 0.13 2.18 20:58:01 0.22 0.02 0.20 0.13 1.65 20:59:01 0.30 0.02 0.28 0.27 3.13 21:00:01 2.48 2.27 0.22 210.26 3.33 21:01:01 1.83 1.02 0.82 14.25 14.80 21:02:01 1.61 1.25 0.37 34.09 7.01 21:03:01 0.22 0.00 0.22 0.00 2.32 21:04:01 0.22 0.03 0.18 0.27 2.05 21:05:01 0.87 0.58 0.28 5.46 3.43 Average: 407.33 308.78 98.55 26711.87 37946.34 20:45:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:46:01 66884 1814672 96.45 2276 1127788 1516600 51.76 649116 953052 106840 20:47:01 93072 1788484 95.05 1500 1097704 1611212 54.99 660700 887608 6896 20:48:01 221100 1660456 88.25 532 871672 1526916 52.11 757388 665308 39792 20:49:01 287684 1593872 84.71 8 886020 2820512 96.26 676760 744548 424 20:50:02 365340 1516216 80.58 8 752336 2974068 101.50 576720 736336 12984 20:51:01 98820 1782736 94.75 8 1173484 1302860 44.46 744220 836340 103864 20:52:01 91732 1789824 95.12 8 1196980 1737492 59.30 483752 1120392 41532 20:53:02 333552 1548004 82.27 8 957880 1492396 50.93 535432 803812 10308 20:54:01 337176 1544380 82.08 8 1040372 1147688 39.17 499792 845264 12 20:55:01 338612 1542944 82.00 8 1040860 1118976 38.19 499056 844444 8 20:56:01 339268 1542288 81.97 8 1040872 1118892 38.19 498504 844496 8 20:57:01 339596 1541960 81.95 8 1040880 1118892 38.19 498760 844492 8 20:58:01 339300 1542256 81.97 8 1040884 1118892 38.19 498668 844496 8 20:59:01 339352 1542204 81.96 8 1040896 1118892 38.19 498644 844508 8 21:00:01 330288 1551268 82.45 8 1046488 1118964 38.19 505328 846624 8 21:01:01 329096 1552460 82.51 8 1046500 1121232 38.27 505496 846976 16 21:02:01 328772 1552784 82.53 8 1047180 1119436 38.20 505532 847876 8 21:03:01 329100 1552456 82.51 8 1047192 1119400 38.20 505352 847884 8 21:04:01 328976 1552580 82.52 8 1047204 1119400 38.20 505236 847884 8 21:05:01 327604 1553952 82.59 8 1047204 1119580 38.21 506200 848044 8 Average: 278266 1603290 85.21 222 1029520 1422115 48.53 555533 845019 16137 20:45:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 20:46:01 eth0 2121.87 1587.06 8704.46 2849.29 0.00 0.00 0.00 20:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:46:01 docker0 870.42 847.47 69.57 2657.88 0.00 0.00 0.00 20:47:01 eth0 412.26 319.68 1833.61 55.76 0.00 0.00 0.00 20:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:47:01 veth9748026 0.00 0.10 0.00 0.01 0.00 0.00 0.00 20:47:01 docker0 1003.31 1012.74 79.19 3391.08 0.00 0.00 0.00 20:48:01 eth0 53.37 36.99 31.08 64.53 0.00 0.00 0.00 20:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:48:01 veth9748026 0.00 0.03 0.00 0.00 0.00 0.00 0.00 20:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:49:01 veth3a0e431 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:49:01 veth0e920c2 0.00 0.02 0.00 0.00 0.00 0.00 0.00 20:49:01 veth901fa72 0.10 0.08 0.01 0.01 0.00 0.00 0.00 20:49:01 eth0 3617.44 2737.26 15495.22 3099.42 0.00 0.00 0.00 20:50:02 veth47245e5 0.00 0.10 0.00 0.01 0.00 0.00 0.00 20:50:02 eth0 83.04 63.38 169.98 50.43 0.00 0.00 0.00 20:50:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 20:50:02 veth7074ce0 0.00 0.05 0.00 0.00 0.00 0.00 0.00 20:51:01 vethd0e0e2a 8.05 4.68 44.60 0.31 0.00 0.00 0.00 20:51:01 vethba8c86a 4.68 8.05 0.31 44.60 0.00 0.00 0.00 20:51:01 eth0 3842.85 2899.14 16103.17 3257.85 0.00 0.00 0.00 20:51:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 20:52:01 vethbc914a3 0.00 0.12 0.00 0.01 0.00 0.00 0.00 20:52:01 eth0 67.23 42.48 122.74 54.60 0.00 0.00 0.00 20:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:52:01 veth15c191a 0.00 0.58 0.00 0.03 0.00 0.00 0.00 20:53:02 veth8c0e235 2.86 4.14 0.45 20.04 0.00 0.00 0.00 20:53:02 eth0 112.61 68.10 431.34 88.27 0.00 0.00 0.00 20:53:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:53:02 veth15c191a 0.00 0.22 0.00 0.01 0.00 0.00 0.00 20:54:01 eth0 16.27 9.09 45.40 4.36 0.00 0.00 0.00 20:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:54:01 docker0 1106.74 1161.05 85.65 4247.65 0.00 0.00 0.00 20:55:01 eth0 0.62 0.20 0.13 0.07 0.00 0.00 0.00 20:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:56:01 eth0 0.13 0.08 0.01 0.01 0.00 0.00 0.00 20:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:57:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 20:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:58:01 eth0 0.58 0.08 0.06 0.01 0.00 0.00 0.00 20:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:59:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 20:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:01 eth0 0.20 0.17 0.08 0.07 0.00 0.00 0.00 21:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:01:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 21:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:02:01 eth0 0.23 0.20 0.47 0.01 0.00 0.00 0.00 21:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:03:01 eth0 0.08 0.07 0.01 0.01 0.00 0.00 0.00 21:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:04:01 eth0 0.52 0.07 0.05 0.01 0.00 0.00 0.00 21:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:05:01 eth0 0.75 0.60 0.41 0.25 0.00 0.00 0.00 21:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 153.43 113.17 663.46 164.15 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 54.45 57.13 4.21 208.99 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) 07/28/20 _x86_64_ (4 CPU) 20:44:11 LINUX RESTART 20:45:01 CPU %user %nice %system %iowait %steal %idle 20:46:01 all 21.62 0.00 7.35 1.69 0.03 69.32 20:46:01 0 25.03 0.00 8.38 0.41 0.02 66.16 20:46:01 1 14.31 0.00 7.22 1.87 0.03 76.56 20:46:01 2 15.49 0.00 6.53 1.42 0.03 76.53 20:46:01 3 31.65 0.00 7.25 3.05 0.02 58.03 20:47:01 all 9.67 0.00 5.87 5.80 0.03 78.64 20:47:01 0 9.92 0.00 5.72 3.07 0.02 81.27 20:47:01 1 9.77 0.00 5.93 9.15 0.03 75.12 20:47:01 2 9.96 0.00 6.02 5.26 0.03 78.72 20:47:01 3 8.99 0.00 5.83 5.68 0.03 79.46 20:48:01 all 52.88 0.00 12.09 5.75 0.03 29.26 20:48:01 0 52.34 0.00 12.72 5.85 0.03 29.06 20:48:01 1 53.45 0.00 11.41 6.47 0.02 28.65 20:48:01 2 54.16 0.00 11.97 3.97 0.05 29.85 20:48:01 3 51.54 0.00 12.25 6.70 0.02 29.48 20:49:01 all 19.87 0.00 14.65 12.70 0.05 52.74 20:49:01 0 19.96 0.00 14.15 12.33 0.05 53.51 20:49:01 1 20.46 0.00 14.73 13.94 0.05 50.82 20:49:01 2 18.67 0.00 14.61 12.75 0.03 53.94 20:49:01 3 20.39 0.00 15.08 11.77 0.07 52.68 20:50:02 all 27.37 0.00 16.11 31.95 0.07 24.51 20:50:02 0 26.63 0.00 15.68 28.88 0.05 28.76 20:50:02 1 27.07 0.00 16.58 34.68 0.09 21.58 20:50:02 2 28.38 0.00 16.39 33.24 0.07 21.93 20:50:02 3 27.41 0.00 15.80 30.98 0.05 25.76 20:51:01 all 46.42 0.00 14.25 25.92 0.04 13.36 20:51:01 0 45.40 0.00 14.98 29.08 0.07 10.47 20:51:01 1 46.09 0.00 14.89 24.78 0.03 14.21 20:51:01 2 46.70 0.00 14.07 25.41 0.02 13.80 20:51:01 3 47.51 0.00 13.07 24.42 0.03 14.96 20:52:01 all 25.83 0.00 16.06 31.05 0.06 27.00 20:52:01 0 25.42 0.00 14.96 27.62 0.08 31.92 20:52:01 1 26.76 0.00 15.68 32.13 0.05 25.37 20:52:01 2 26.73 0.00 16.18 28.43 0.07 28.59 20:52:01 3 24.41 0.00 17.43 36.07 0.07 22.03 20:53:02 all 29.69 0.00 12.08 17.74 0.04 40.45 20:53:02 0 29.97 0.00 11.95 13.81 0.07 44.20 20:53:02 1 30.39 0.00 12.33 19.19 0.02 38.07 20:53:02 2 29.70 0.00 12.57 22.94 0.02 34.78 20:53:02 3 28.70 0.00 11.44 15.02 0.03 44.80 20:54:01 all 1.61 0.00 0.98 1.97 0.00 95.43 20:54:01 0 2.41 0.00 1.12 3.95 0.00 92.52 20:54:01 1 1.07 0.00 1.03 1.46 0.00 96.44 20:54:01 2 2.03 0.00 1.02 0.75 0.00 96.20 20:54:01 3 0.93 0.00 0.80 1.73 0.00 96.53 20:55:01 all 0.02 0.00 0.03 0.02 0.00 99.94 20:55:01 0 0.02 0.00 0.02 0.00 0.00 99.97 20:55:01 1 0.02 0.00 0.02 0.03 0.00 99.93 20:55:01 2 0.02 0.00 0.03 0.02 0.02 99.92 20:55:01 3 0.03 0.00 0.02 0.00 0.00 99.95 20:56:01 all 0.15 0.00 0.02 0.00 0.00 99.83 20:56:01 0 0.02 0.00 0.03 0.00 0.00 99.95 20:56:01 1 0.02 0.00 0.02 0.00 0.00 99.97 20:56:01 2 0.53 0.00 0.02 0.00 0.00 99.45 20:56:01 3 0.02 0.00 0.02 0.02 0.00 99.95 20:57:01 all 0.14 0.00 0.02 0.00 0.00 99.84 20:57:01 0 0.03 0.00 0.02 0.00 0.00 99.95 20:57:01 1 0.03 0.00 0.02 0.00 0.00 99.95 20:57:01 2 0.50 0.00 0.02 0.00 0.00 99.48 20:57:01 3 0.02 0.00 0.02 0.00 0.00 99.97 20:58:01 all 0.15 0.00 0.02 0.00 0.00 99.83 20:58:01 0 0.02 0.00 0.03 0.00 0.00 99.95 20:58:01 1 0.03 0.00 0.02 0.00 0.00 99.95 20:58:01 2 0.52 0.00 0.00 0.00 0.00 99.48 20:58:01 3 0.02 0.00 0.00 0.00 0.00 99.98 20:59:01 all 0.14 0.00 0.02 0.00 0.00 99.84 20:59:01 0 0.02 0.00 0.05 0.00 0.00 99.93 20:59:01 1 0.03 0.00 0.02 0.00 0.00 99.95 20:59:01 2 0.52 0.00 0.02 0.00 0.00 99.47 20:59:01 3 0.02 0.00 0.02 0.00 0.00 99.97 21:00:01 all 0.15 0.00 0.05 0.04 0.00 99.76 21:00:01 0 0.02 0.00 0.03 0.00 0.00 99.95 21:00:01 1 0.03 0.00 0.07 0.03 0.00 99.87 21:00:01 2 0.52 0.00 0.02 0.00 0.00 99.47 21:00:01 3 0.03 0.00 0.08 0.12 0.00 99.77 21:01:01 all 0.15 0.00 0.03 0.03 0.00 99.79 21:01:01 0 0.03 0.00 0.03 0.00 0.00 99.93 21:01:01 1 0.05 0.00 0.02 0.00 0.00 99.93 21:01:01 2 0.53 0.00 0.03 0.13 0.00 99.30 21:01:01 3 0.00 0.00 0.02 0.00 0.00 99.98 21:02:01 all 0.15 0.00 0.03 0.03 0.00 99.78 21:02:01 0 0.52 0.00 0.03 0.00 0.00 99.45 21:02:01 1 0.02 0.00 0.03 0.02 0.00 99.93 21:02:01 2 0.03 0.00 0.05 0.00 0.00 99.92 21:02:01 3 0.03 0.00 0.03 0.12 0.00 99.82 21:03:01 all 0.14 0.00 0.02 0.00 0.00 99.85 21:03:01 0 0.52 0.00 0.02 0.00 0.00 99.47 21:03:01 1 0.03 0.00 0.02 0.00 0.00 99.95 21:03:01 2 0.00 0.00 0.02 0.00 0.00 99.98 21:03:01 3 0.00 0.00 0.00 0.00 0.00 100.00 21:04:01 all 0.15 0.00 0.02 0.00 0.00 99.83 21:04:01 0 0.50 0.00 0.02 0.00 0.02 99.47 21:04:01 1 0.03 0.00 0.03 0.00 0.00 99.93 21:04:01 2 0.03 0.00 0.00 0.00 0.00 99.97 21:04:01 3 0.02 0.00 0.00 0.00 0.00 99.98 21:05:01 all 0.14 0.00 0.02 0.01 0.00 99.83 21:05:01 0 0.52 0.00 0.02 0.02 0.00 99.45 21:05:01 1 0.03 0.00 0.05 0.00 0.02 99.90 21:05:01 2 0.00 0.00 0.03 0.02 0.00 99.95 21:05:01 3 0.02 0.00 0.02 0.02 0.00 99.95 Average: all 11.69 0.00 4.93 6.64 0.02 76.72 Average: 0 11.85 0.00 4.94 6.18 0.02 77.01 Average: 1 11.37 0.00 4.95 7.10 0.02 76.57 Average: 2 11.64 0.00 4.93 6.63 0.02 76.79 Average: 3 11.93 0.00 4.88 6.66 0.02 76.52