---> uname -a: Linux dc5ca35f2285 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 8.2G 41.8G 16% / 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 8.2G 41.8G 16% /etc/resolv.conf /dev/vda1 50.0G 8.2G 41.8G 16% /etc/hostname /dev/vda1 50.0G 8.2G 41.8G 16% /etc/hosts /dev/vda1 50.0G 8.2G 41.8G 16% /var/log/sa-host /dev/vda1 50.0G 8.2G 41.8G 16% /w/workspace/edgex-go/1 /dev/vda1 50.0G 8.2G 41.8G 16% /w/workspace/edgex-go/1@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 710 162 0 964 1032 Swap: 1023 3 1020 ---> 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 14: eth0@if15: 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) 09/24/20 _x86_64_ (4 CPU) 20:46:14 LINUX RESTART (4 CPU) 20:47:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:48:02 74.19 27.77 46.42 0.00 6539.96 10090.74 0.00 20:49:01 64.20 42.31 21.88 0.00 4587.05 10874.38 0.00 20:50:01 128.54 43.62 84.92 0.00 1920.37 33332.16 0.00 20:51:01 170.08 32.04 138.04 0.00 3183.77 31132.55 0.00 20:52:01 198.53 126.14 72.40 0.00 5072.61 6001.96 0.00 20:53:02 93.11 67.36 25.75 0.00 2576.30 1206.03 0.00 20:54:01 3.33 0.12 3.22 0.00 76.10 92.67 0.00 20:55:01 0.15 0.00 0.15 0.00 0.00 2.14 0.00 20:56:01 0.28 0.00 0.28 0.00 0.00 3.13 0.00 20:57:01 0.32 0.00 0.32 0.00 0.00 4.08 0.00 20:58:01 0.22 0.00 0.22 0.00 0.00 2.46 0.00 20:59:01 11.33 11.05 0.28 0.00 816.11 3.21 0.00 Average: 62.20 29.29 32.91 0.00 2066.04 7736.68 0.00 20:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:48:02 94496 0 581668 30.91 2620 1202772 1304220 44.51 512644 1104032 76 20:49:01 303700 0 599892 31.88 2620 975344 1148580 39.20 566960 852300 120 20:50:01 96564 0 696528 37.02 2044 1086420 1467420 50.08 610960 977228 42616 20:51:01 316976 0 675136 35.88 1500 887944 1186428 40.49 557780 772776 28 20:52:01 254248 0 807556 42.92 1260 818492 1757940 60.00 708648 680916 35708 20:53:02 506596 0 663224 35.25 1260 710476 1175196 40.11 571748 575952 8 20:54:01 515864 0 651708 34.64 1260 712724 1112032 37.95 570204 573520 20 20:55:01 515664 0 651900 34.65 1260 712732 1112128 37.95 570808 573532 24 20:56:01 517756 0 649804 34.54 1260 712736 1095584 37.39 568988 573460 16 20:57:01 520368 0 647188 34.40 1260 712740 1073780 36.65 561052 579556 20 20:58:01 520240 0 647312 34.40 1260 712744 1073888 36.65 561144 579556 8 20:59:01 489068 0 654544 34.79 1260 736684 1093828 37.33 576016 594216 112 Average: 387628 0 660538 35.11 1572 831817 1216752 41.53 578079 703087 6563 20:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:48:02 eth0 794.40 467.14 3641.34 92.44 0.00 0.00 0.00 0.00 20:48:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:48:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:49:01 eth0 956.10 996.75 2771.63 1036.48 0.00 0.00 0.00 0.00 20:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:49:01 docker0 856.59 730.53 70.40 2694.92 0.00 0.00 0.00 0.00 20:50:01 eth0 654.35 473.34 3110.58 1816.18 0.00 0.00 0.00 0.00 20:50:01 veth759ecc6 27.37 40.60 1.83 187.01 0.00 0.00 0.00 0.00 20:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:01 docker0 27.37 40.46 1.46 187.00 0.00 0.00 0.00 0.00 20:51:01 eth0 270.03 171.29 1734.12 59.83 0.00 0.00 0.00 0.00 20:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:51:01 docker0 98.22 129.22 7.13 650.59 0.00 0.00 0.00 0.00 20:52:01 veth2b9123d 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 20:52:01 eth0 34.31 23.54 27.80 12.78 0.00 0.00 0.00 0.00 20:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:53:02 eth0 29.48 22.20 14.50 55.09 0.00 0.00 0.00 0.00 20:53:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:53:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:54:01 eth0 7.72 1.44 2.11 1.20 0.00 0.00 0.00 0.00 20:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:55:01 eth0 4.39 1.38 1.57 0.99 0.00 0.00 0.00 0.00 20:55:01 lo 0.00 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 0.00 20:56:01 eth0 1.23 0.60 0.57 0.37 0.00 0.00 0.00 0.00 20:56:01 lo 0.00 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 0.00 20:57:01 eth0 0.12 0.10 0.01 0.07 0.00 0.00 0.00 0.00 20:57:01 lo 0.00 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 0.00 20:58:01 eth0 0.40 0.25 0.15 0.08 0.00 0.00 0.00 0.00 20:58:01 lo 0.00 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 0.00 20:59:01 eth0 3.56 2.38 3.78 1.35 0.00 0.00 0.00 0.00 20:59:01 lo 0.00 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 0.00 Average: eth0 228.94 179.12 940.92 255.63 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 80.87 74.19 6.50 291.38 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) 09/24/20 _x86_64_ (4 CPU) 20:46:14 LINUX RESTART (4 CPU) 20:47:01 CPU %user %nice %system %iowait %steal %idle 20:48:02 all 14.12 0.00 4.94 2.31 10.50 68.13 20:48:02 0 11.82 0.00 5.49 3.75 13.50 65.43 20:48:02 1 13.56 0.00 5.27 2.43 10.79 67.95 20:48:02 2 16.57 0.00 5.02 1.31 9.17 67.93 20:48:02 3 14.55 0.00 4.01 1.73 8.54 71.18 20:49:01 all 9.68 0.00 3.04 0.51 15.53 71.24 20:49:01 0 9.88 0.00 3.67 0.37 18.07 68.01 20:49:01 1 9.66 0.00 2.49 0.42 15.38 72.05 20:49:01 2 10.47 0.00 3.14 0.66 14.05 71.68 20:49:01 3 8.73 0.00 2.87 0.59 14.66 73.15 20:50:01 all 7.36 0.00 3.50 0.52 18.78 69.84 20:50:01 0 6.95 0.00 3.39 0.24 22.85 66.57 20:50:01 1 7.15 0.00 3.60 0.43 18.87 69.95 20:50:01 2 7.45 0.00 3.66 0.96 16.53 71.40 20:50:01 3 7.89 0.00 3.34 0.47 16.83 71.47 20:51:01 all 5.49 0.00 4.78 4.52 12.24 72.96 20:51:01 0 5.58 0.00 4.42 3.56 12.96 73.48 20:51:01 1 5.32 0.00 4.72 3.54 12.39 74.03 20:51:01 2 5.44 0.00 5.04 7.23 12.16 70.13 20:51:01 3 5.64 0.00 4.94 3.75 11.46 74.21 20:52:01 all 39.94 0.00 14.13 3.99 19.68 22.26 20:52:01 0 37.89 0.00 14.08 3.07 19.53 25.43 20:52:01 1 40.73 0.00 14.69 3.62 18.71 22.26 20:52:01 2 39.75 0.00 13.47 6.06 20.68 20.04 20:52:01 3 41.43 0.00 14.28 3.21 19.77 21.30 20:53:02 all 12.74 0.00 6.24 2.57 9.79 68.65 20:53:02 0 13.10 0.00 6.05 1.96 9.85 69.05 20:53:02 1 13.11 0.00 6.79 4.07 10.02 66.01 20:53:02 2 12.43 0.00 6.05 2.61 9.53 69.37 20:53:02 3 12.32 0.00 6.07 1.65 9.78 70.18 20:54:01 all 0.14 0.00 0.08 0.00 0.83 98.94 20:54:01 0 0.03 0.00 0.08 0.00 0.64 99.24 20:54:01 1 0.44 0.00 0.08 0.00 1.00 98.48 20:54:01 2 0.08 0.00 0.12 0.00 1.04 98.75 20:54:01 3 0.02 0.00 0.05 0.02 0.62 99.29 20:55:01 all 0.25 0.00 0.21 0.00 2.39 97.15 20:55:01 0 0.10 0.00 0.08 0.00 1.57 98.25 20:55:01 1 0.30 0.00 0.35 0.00 2.99 96.36 20:55:01 2 0.33 0.00 0.20 0.00 2.43 97.04 20:55:01 3 0.26 0.00 0.22 0.00 2.55 96.97 20:56:01 all 0.14 0.00 0.06 0.00 0.87 98.94 20:56:01 0 0.02 0.00 0.02 0.00 0.53 99.44 20:56:01 1 0.08 0.00 0.10 0.00 1.27 98.54 20:56:01 2 0.05 0.00 0.03 0.00 0.75 99.17 20:56:01 3 0.40 0.00 0.08 0.00 0.91 98.61 20:57:01 all 0.12 0.00 0.04 0.00 0.14 99.70 20:57:01 0 0.03 0.00 0.05 0.00 0.02 99.90 20:57:01 1 0.05 0.00 0.05 0.00 0.17 99.73 20:57:01 2 0.05 0.00 0.02 0.00 0.18 99.75 20:57:01 3 0.37 0.00 0.03 0.00 0.18 99.42 20:58:01 all 0.11 0.00 0.03 0.00 0.12 99.73 20:58:01 0 0.03 0.00 0.02 0.00 0.05 99.90 20:58:01 1 0.05 0.00 0.07 0.00 0.23 99.65 20:58:01 2 0.02 0.00 0.02 0.00 0.10 99.87 20:58:01 3 0.35 0.00 0.03 0.00 0.12 99.50 20:58:01 CPU %user %nice %system %iowait %steal %idle 20:59:01 all 0.31 0.00 0.15 0.24 0.40 98.91 20:59:01 0 0.20 0.00 0.13 0.02 0.27 99.38 20:59:01 1 0.27 0.00 0.17 0.85 0.25 98.47 20:59:01 2 0.27 0.00 0.17 0.07 0.68 98.82 20:59:01 3 0.52 0.00 0.13 0.02 0.38 98.95 Average: all 7.25 0.00 3.00 1.19 7.54 81.02 Average: 0 6.87 0.00 3.03 1.06 8.27 80.77 Average: 1 7.27 0.00 3.09 1.25 7.64 80.75 Average: 2 7.46 0.00 2.99 1.54 7.19 80.83 Average: 3 7.39 0.00 2.90 0.93 7.06 81.72