---> uname -a: Linux e48669472fb7 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: 2933.438 BogoMIPS: 5866.87 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 12.4G 37.6G 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 12.4G 37.6G 25% /etc/resolv.conf /dev/vda1 50.0G 12.4G 37.6G 25% /etc/hostname /dev/vda1 50.0G 12.4G 37.6G 25% /etc/hosts /dev/vda1 50.0G 12.4G 37.6G 25% /var/log/sa-host /dev/vda1 50.0G 12.4G 37.6G 25% /w/workspace/edgex-go/13 /dev/vda1 50.0G 12.4G 37.6G 25% /w/workspace/edgex-go/13@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 646 97 0 1093 1106 Swap: 1023 65 958 ---> 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 120: eth0@if121: 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) 09/25/20 _x86_64_ (4 CPU) 00:29:57 LINUX RESTART (4 CPU) 00:31:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:32:01 101.46 60.74 40.73 0.00 8651.66 12709.27 0.00 00:33:01 240.54 56.12 184.42 0.00 3387.59 57364.60 0.00 00:34:01 264.38 140.44 123.94 0.00 7047.08 12818.03 0.00 00:35:02 305.35 114.48 190.87 0.00 46193.83 118998.28 0.00 00:36:01 3307.08 2933.66 373.42 0.00 192396.09 207252.45 0.00 00:37:02 406.50 151.72 254.78 0.00 52369.80 106759.85 0.00 00:38:01 2919.68 2521.00 398.69 0.00 209093.27 216661.20 0.00 00:39:01 469.35 190.19 279.15 0.00 13944.89 41329.50 0.00 00:40:01 68.79 16.00 52.79 0.00 3171.77 2254.30 0.00 00:41:01 0.88 0.67 0.22 0.00 112.31 2.91 0.00 00:42:01 0.65 0.00 0.65 0.00 0.00 7.26 0.00 00:43:01 0.23 0.00 0.23 0.00 0.00 3.53 0.00 00:44:01 0.27 0.02 0.25 0.00 1.07 2.73 0.00 00:45:01 0.72 0.43 0.28 0.00 11.19 3.40 0.00 00:46:01 1.98 1.25 0.73 0.00 45.43 14.47 0.00 00:47:01 0.28 0.00 0.28 0.00 0.00 3.58 0.00 00:48:01 0.25 0.00 0.25 0.00 0.00 2.43 0.00 00:49:01 0.27 0.03 0.23 0.00 0.67 3.16 0.00 00:50:01 0.23 0.00 0.23 0.00 0.00 2.35 0.00 00:51:01 0.37 0.00 0.37 0.00 0.00 5.65 0.00 Average: 401.29 306.46 94.83 0.00 26661.41 38697.69 0.00 00:31:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:32:01 346508 0 587072 31.20 2620 945356 1095892 37.40 550264 826668 120 00:33:01 77940 0 724824 38.52 1496 1077296 1498028 51.13 703888 873248 12136 00:34:01 353936 0 700008 37.20 1324 826288 1297588 44.28 652532 632476 23776 00:35:02 76616 0 790144 41.99 108 1014688 2239360 76.43 691148 948304 55136 00:36:01 570820 0 748260 39.77 36 562440 2428288 82.87 535932 570252 72 00:37:02 68620 0 722232 38.38 36 1090668 1935448 66.05 718292 920828 23452 00:38:01 85308 0 965340 51.31 36 830872 3559160 121.47 763256 834852 58508 00:39:01 268608 0 631740 33.58 36 981172 1340924 45.76 629064 772448 8 00:40:01 270956 0 580668 30.86 36 1029896 1177860 40.20 590704 812200 20 00:41:01 267964 0 580296 30.84 36 1033260 1149148 39.22 594680 812380 12 00:42:01 267964 0 580284 30.84 36 1033272 1149136 39.22 594600 812380 8 00:43:01 267924 0 580312 30.84 36 1033284 1149148 39.22 594628 812380 8 00:44:01 269244 0 579016 30.77 36 1033260 1149016 39.21 593004 813232 8 00:45:01 268644 0 579392 30.79 36 1033484 1149464 39.23 593260 813388 8 00:46:01 267220 0 579984 30.82 36 1034316 1149088 39.22 593920 813876 8 00:47:01 267120 0 580072 30.83 36 1034328 1149016 39.21 593548 813876 16 00:48:01 267440 0 579748 30.81 36 1034332 1149016 39.21 593548 813876 8 00:49:01 267268 0 579908 30.82 36 1034344 1149016 39.21 593556 813896 8 00:50:01 267384 0 579784 30.81 36 1034352 1149016 39.21 593564 813896 8 00:51:01 267256 0 579908 30.82 36 1034356 1149100 39.22 593776 813896 8 Average: 253237 0 641450 34.09 306 986563 1460636 49.85 618358 806918 8666 00:31:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:32:01 eth0 935.45 1164.56 3154.14 1355.79 0.00 0.00 0.00 0.00 00:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:32:01 docker0 951.51 620.96 73.40 2645.23 0.00 0.00 0.00 0.00 00:33:01 eth0 843.52 682.36 4841.02 1530.04 0.00 0.00 0.00 0.00 00:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:33:01 docker0 146.63 170.54 10.30 834.42 0.00 0.00 0.00 0.00 00:34:01 vethf29a4dc 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 00:34:01 eth0 39.51 24.64 35.60 49.71 0.00 0.00 0.00 0.00 00:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:35:02 veth58efa04 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 00:35:02 eth0 233.12 187.37 1699.03 74.11 0.00 0.00 0.00 0.00 00:35:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:35:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:36:01 veth5444fed 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 00:36:01 veth58efa04 0.00 0.20 0.00 0.01 0.00 0.00 0.00 0.00 00:36:01 veth66c7564 0.00 0.05 0.00 0.00 0.00 0.00 0.00 0.00 00:36:01 veth7c1236a 0.00 0.10 0.00 0.01 0.00 0.00 0.00 0.00 00:37:02 veth58efa04 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:37:02 eth0 2704.73 2555.33 13002.45 3098.62 0.00 0.00 0.00 0.00 00:37:02 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 00:37:02 docker0 1097.09 806.58 83.28 3576.20 0.00 0.00 0.00 0.00 00:38:01 vethb6e07e1 0.00 0.12 0.00 0.01 0.00 0.00 0.00 0.00 00:38:01 veth58efa04 0.00 0.22 0.00 0.01 0.00 0.00 0.00 0.00 00:38:01 vethd61dcea 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 00:38:01 veth810b758 0.00 0.12 0.00 0.01 0.00 0.00 0.00 0.00 00:39:01 veth58efa04 0.00 0.32 0.00 0.01 0.00 0.00 0.00 0.00 00:39:01 eth0 2978.09 2757.68 14152.02 3324.20 0.00 0.00 0.00 0.00 00:39:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 00:39:01 docker0 1183.31 915.11 88.74 4330.64 0.00 0.00 0.00 0.00 00:40:01 eth0 45.01 39.77 73.33 51.69 0.00 0.00 0.00 0.00 00:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:01 docker0 7.52 10.00 0.70 56.20 0.00 0.00 0.00 0.00 00:41:01 eth0 1.13 0.43 0.45 0.25 0.00 0.00 0.00 0.00 00:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:42:01 eth0 1.00 0.33 0.32 0.23 0.00 0.00 0.00 0.00 00:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:43:01 eth0 1.38 0.53 0.58 0.36 0.00 0.00 0.00 0.00 00:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:44:01 eth0 0.10 0.08 0.01 0.04 0.00 0.00 0.00 0.00 00:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:45:01 eth0 0.13 0.08 0.01 0.01 0.00 0.00 0.00 0.00 00:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:46:01 eth0 0.28 0.20 0.14 0.07 0.00 0.00 0.00 0.00 00:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:47:01 eth0 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 00:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:48:01 eth0 0.05 0.03 0.00 0.00 0.00 0.00 0.00 0.00 00:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:49:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 00:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:01 eth0 0.05 0.03 0.00 0.00 0.00 0.00 0.00 0.00 00:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:51:01 eth0 0.27 0.22 0.14 0.07 0.00 0.00 0.00 0.00 00:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 119.06 113.89 538.29 162.65 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 58.70 45.60 4.41 216.25 0.00 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) 09/25/20 _x86_64_ (4 CPU) 00:29:57 LINUX RESTART (4 CPU) 00:31:01 CPU %user %nice %system %iowait %steal %idle 00:32:01 all 12.87 0.00 3.90 1.40 0.05 81.78 00:32:01 0 15.29 0.00 4.33 2.18 0.03 78.17 00:32:01 1 12.12 0.00 3.92 2.87 0.03 81.05 00:32:01 2 14.20 0.00 4.07 0.42 0.05 81.26 00:32:01 3 9.93 0.00 3.29 0.13 0.07 86.57 00:33:01 all 13.46 0.00 6.54 5.46 0.12 74.42 00:33:01 0 12.96 0.00 6.63 7.42 0.10 72.89 00:33:01 1 12.64 0.00 5.94 5.15 0.10 76.17 00:33:01 2 11.43 0.00 6.66 5.40 0.12 76.40 00:33:01 3 16.83 0.00 6.94 3.89 0.15 72.19 00:34:01 all 44.96 0.00 12.20 5.54 0.06 37.24 00:34:01 0 44.80 0.00 12.46 4.89 0.07 37.78 00:34:01 1 45.47 0.00 11.66 5.26 0.07 37.54 00:34:01 2 44.15 0.00 12.36 7.40 0.05 36.04 00:34:01 3 45.43 0.00 12.33 4.59 0.05 37.60 00:35:02 all 26.23 0.00 13.23 5.16 0.09 55.29 00:35:02 0 26.54 0.00 13.49 3.81 0.08 56.07 00:35:02 1 25.56 0.00 13.09 3.83 0.13 57.39 00:35:02 2 24.84 0.00 13.10 7.12 0.08 54.85 00:35:02 3 27.97 0.00 13.22 5.91 0.07 52.83 00:36:01 all 22.40 0.00 21.85 28.92 0.37 26.46 00:36:01 0 21.68 0.00 21.61 26.88 0.42 29.42 00:36:01 1 22.94 0.00 22.57 28.19 0.42 25.89 00:36:01 2 21.89 0.00 21.17 31.19 0.33 25.42 00:36:01 3 23.11 0.00 22.05 29.45 0.28 25.10 00:37:02 all 52.52 0.00 14.05 16.28 0.13 17.02 00:37:02 0 52.46 0.00 13.50 15.45 0.10 18.48 00:37:02 1 52.55 0.00 13.98 16.41 0.13 16.93 00:37:02 2 52.58 0.00 14.82 12.28 0.13 20.19 00:37:02 3 52.49 0.00 13.90 20.97 0.13 12.50 00:38:01 all 26.48 0.00 21.46 26.55 0.37 25.13 00:38:01 0 27.04 0.00 21.75 26.79 0.37 24.06 00:38:01 1 26.76 0.00 21.61 26.11 0.42 25.10 00:38:01 2 24.90 0.00 20.09 25.55 0.44 29.01 00:38:01 3 27.24 0.00 22.41 27.77 0.27 22.31 00:39:01 all 43.70 0.00 12.62 20.12 0.10 23.46 00:39:01 0 43.77 0.00 11.93 20.17 0.12 24.00 00:39:01 1 43.04 0.00 12.78 23.25 0.10 20.83 00:39:01 2 43.81 0.00 12.50 20.62 0.12 22.95 00:39:01 3 44.17 0.00 13.25 16.43 0.07 26.07 00:40:01 all 4.28 0.00 2.13 1.84 0.03 91.71 00:40:01 0 3.83 0.00 2.17 2.22 0.03 91.75 00:40:01 1 3.46 0.00 2.01 2.27 0.03 92.23 00:40:01 2 5.57 0.00 2.20 2.03 0.00 90.20 00:40:01 3 4.29 0.00 2.16 0.82 0.07 92.67 00:41:01 all 0.15 0.00 0.03 0.01 0.00 99.81 00:41:01 0 0.20 0.00 0.02 0.00 0.00 99.78 00:41:01 1 0.33 0.00 0.02 0.00 0.00 99.65 00:41:01 2 0.03 0.00 0.03 0.00 0.00 99.93 00:41:01 3 0.05 0.00 0.05 0.03 0.00 99.87 00:42:01 all 0.12 0.00 0.03 0.00 0.00 99.85 00:42:01 0 0.00 0.00 0.02 0.00 0.00 99.98 00:42:01 1 0.43 0.00 0.03 0.00 0.00 99.53 00:42:01 2 0.03 0.00 0.03 0.00 0.00 99.93 00:42:01 3 0.03 0.00 0.02 0.00 0.00 99.95 00:42:01 CPU %user %nice %system %iowait %steal %idle 00:43:01 all 0.03 0.00 0.03 0.00 0.00 99.94 00:43:01 0 0.03 0.00 0.02 0.00 0.00 99.95 00:43:01 1 0.03 0.00 0.05 0.00 0.00 99.92 00:43:01 2 0.03 0.00 0.03 0.00 0.00 99.93 00:43:01 3 0.03 0.00 0.02 0.00 0.00 99.95 00:44:01 all 0.03 0.00 0.03 0.00 0.00 99.94 00:44:01 0 0.02 0.00 0.02 0.00 0.00 99.97 00:44:01 1 0.08 0.00 0.05 0.00 0.00 99.87 00:44:01 2 0.02 0.00 0.00 0.00 0.00 99.98 00:44:01 3 0.02 0.00 0.03 0.00 0.00 99.95 00:45:01 all 0.15 0.00 0.02 0.01 0.00 99.82 00:45:01 0 0.02 0.00 0.03 0.02 0.00 99.93 00:45:01 1 0.50 0.00 0.02 0.00 0.00 99.48 00:45:01 2 0.02 0.00 0.02 0.02 0.00 99.95 00:45:01 3 0.05 0.00 0.03 0.00 0.00 99.92 00:46:01 all 0.15 0.00 0.05 0.02 0.00 99.78 00:46:01 0 0.02 0.00 0.08 0.07 0.00 99.83 00:46:01 1 0.53 0.00 0.02 0.00 0.00 99.45 00:46:01 2 0.02 0.00 0.03 0.00 0.02 99.93 00:46:01 3 0.05 0.00 0.05 0.00 0.00 99.90 00:47:01 all 0.15 0.00 0.02 0.00 0.00 99.83 00:47:01 0 0.02 0.00 0.02 0.00 0.00 99.97 00:47:01 1 0.52 0.00 0.02 0.00 0.00 99.47 00:47:01 2 0.03 0.00 0.03 0.00 0.00 99.93 00:47:01 3 0.03 0.00 0.02 0.00 0.00 99.95 00:48:01 all 0.14 0.00 0.02 0.00 0.00 99.85 00:48:01 0 0.02 0.00 0.03 0.00 0.00 99.95 00:48:01 1 0.52 0.00 0.00 0.00 0.00 99.48 00:48:01 2 0.02 0.00 0.02 0.00 0.00 99.97 00:48:01 3 0.00 0.00 0.02 0.00 0.00 99.98 00:49:01 all 0.15 0.00 0.01 0.00 0.00 99.84 00:49:01 0 0.02 0.00 0.00 0.00 0.00 99.98 00:49:01 1 0.52 0.00 0.02 0.00 0.00 99.47 00:49:01 2 0.03 0.00 0.03 0.00 0.00 99.93 00:49:01 3 0.03 0.00 0.00 0.00 0.00 99.97 00:50:01 all 0.15 0.00 0.02 0.00 0.00 99.83 00:50:01 0 0.02 0.00 0.02 0.00 0.00 99.97 00:50:01 1 0.55 0.00 0.00 0.00 0.02 99.43 00:50:01 2 0.02 0.00 0.03 0.00 0.00 99.95 00:50:01 3 0.02 0.00 0.02 0.00 0.00 99.97 00:51:01 all 0.15 0.00 0.02 0.00 0.00 99.83 00:51:01 0 0.02 0.00 0.03 0.00 0.00 99.95 00:51:01 1 0.52 0.00 0.03 0.00 0.00 99.45 00:51:01 2 0.03 0.00 0.03 0.00 0.00 99.93 00:51:01 3 0.03 0.00 0.00 0.00 0.00 99.97 Average: all 12.24 0.00 5.30 5.42 0.06 76.98 Average: 0 12.26 0.00 5.30 5.36 0.06 77.01 Average: 1 12.28 0.00 5.28 5.53 0.07 76.84 Average: 2 12.01 0.00 5.26 5.46 0.07 77.20 Average: 3 12.38 0.00 5.35 5.34 0.06 76.87