---> uname -a: Linux 25442de2acbc 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 13.1G 36.9G 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 13.1G 36.9G 26% /etc/resolv.conf /dev/vda1 50.0G 13.1G 36.9G 26% /etc/hostname /dev/vda1 50.0G 13.1G 36.9G 26% /etc/hosts /dev/vda1 50.0G 13.1G 36.9G 26% /var/log/sa-host /dev/vda1 50.0G 13.1G 36.9G 26% /w/workspace/edgex-go/6 /dev/vda1 50.0G 13.1G 36.9G 26% /w/workspace/edgex-go/6@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 617 119 0 1100 1134 Swap: 1023 86 937 ---> 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) 09/12/20 _x86_64_ (4 CPU) 14:35:52 LINUX RESTART (4 CPU) 14:37:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:38:01 180.63 80.55 100.08 0.00 5462.74 46210.40 0.00 14:39:01 341.35 152.01 189.34 0.00 7246.16 34517.33 0.00 14:40:02 143.00 69.61 73.39 0.00 3178.70 15849.11 0.00 14:41:02 1671.29 1337.41 333.88 0.00 142735.85 203988.21 0.00 14:42:02 1609.35 1314.61 294.74 0.00 102400.13 118568.24 0.00 14:43:01 1765.25 1379.70 385.56 0.00 143064.37 174058.92 0.00 14:44:02 2209.72 1893.43 316.29 0.00 136736.84 145483.16 0.00 14:45:01 294.60 51.54 243.06 0.00 7733.38 32325.00 0.00 Average: 1028.10 786.13 241.97 0.00 68692.25 96550.66 0.00 14:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:38:01 63952 0 687460 36.54 2212 1127932 1489912 50.85 617660 998060 12 14:39:01 296800 0 737408 39.19 1368 845980 1726856 58.93 663952 682888 13272 14:40:02 83392 0 730592 38.83 1240 1066332 1513224 51.64 699664 850580 30524 14:41:02 62648 0 707508 37.60 0 1111400 1915644 65.38 792796 856160 35856 14:42:02 310796 0 771908 41.02 0 798852 2034368 69.43 658124 697384 2612 14:43:01 72688 0 645052 34.28 0 1163816 1730796 59.07 650240 986992 10104 14:44:02 231164 0 991652 52.70 0 658740 3779076 128.97 818344 613508 54620 14:45:01 362508 0 552592 29.37 0 966456 1188776 40.57 535032 774324 16 Average: 185494 0 728022 38.69 602 967438 1922332 65.61 679476 807487 18377 14:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:38:01 eth0 2014.08 1706.57 6031.39 2855.68 0.00 0.00 0.00 0.00 14:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:38:01 docker0 898.59 820.89 71.00 3019.28 0.00 0.00 0.00 0.00 14:39:01 vethbe8143f 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 14:39:01 eth0 315.70 238.91 1581.17 60.93 0.00 0.00 0.00 0.00 14:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:39:01 docker0 73.46 93.25 5.99 480.45 0.00 0.00 0.00 0.00 14:40:02 eth0 215.76 170.93 1697.57 74.75 0.00 0.00 0.00 0.00 14:40:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:41:02 eth0 72.48 47.01 180.97 49.62 0.00 0.00 0.00 0.00 14:41:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:41:02 vethce2df9f 0.00 0.41 0.00 0.02 0.00 0.00 0.00 0.00 14:41:02 docker0 15.78 25.00 0.86 144.92 0.00 0.00 0.00 0.00 14:42:02 veth4febf88 0.00 0.19 0.00 0.01 0.00 0.00 0.00 0.00 14:42:02 eth0 41.40 23.12 97.40 13.90 0.00 0.00 0.00 0.00 14:42:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:42:02 veth5633c1b 0.00 0.19 0.00 0.01 0.00 0.00 0.00 0.00 14:43:01 vethfc3499d 0.00 0.10 0.00 0.01 0.00 0.00 0.00 0.00 14:43:01 vethc60ab47 0.10 0.00 0.01 0.00 0.00 0.00 0.00 0.00 14:43:01 eth0 88.11 57.08 158.66 74.59 0.00 0.00 0.00 0.00 14:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:44:02 veth434d605 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 14:44:02 vethd52dd48 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 14:44:02 eth0 38.02 24.80 23.44 53.71 0.00 0.00 0.00 0.00 14:44:02 veth9376778 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 14:45:01 eth0 114.66 72.66 491.09 67.37 0.00 0.00 0.00 0.00 14:45:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 14:45:01 docker0 1055.91 1040.45 82.31 4350.55 0.00 0.00 0.00 0.00 Average: eth0 363.29 293.31 1285.37 407.32 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 130.13 128.22 10.14 536.17 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) 09/12/20 _x86_64_ (4 CPU) 14:35:52 LINUX RESTART (4 CPU) 14:37:01 CPU %user %nice %system %iowait %steal %idle 14:38:01 all 20.36 0.00 8.28 1.59 0.04 69.72 14:38:01 0 21.64 0.00 9.83 1.68 0.03 66.82 14:38:01 1 30.52 0.00 7.29 0.32 0.03 61.84 14:38:01 2 14.08 0.00 8.61 3.43 0.03 73.85 14:38:01 3 15.13 0.00 7.41 0.96 0.07 76.43 14:39:01 all 32.78 0.00 12.87 7.78 0.05 46.52 14:39:01 0 32.21 0.00 13.59 9.48 0.08 44.63 14:39:01 1 32.40 0.00 12.12 3.82 0.03 51.62 14:39:01 2 33.20 0.00 12.42 9.38 0.03 44.96 14:39:01 3 33.29 0.00 13.35 8.44 0.05 44.87 14:40:02 all 39.34 0.00 11.76 2.33 0.05 46.52 14:40:02 0 42.32 0.00 12.24 2.17 0.02 43.25 14:40:02 1 40.34 0.00 11.38 1.07 0.07 47.15 14:40:02 2 36.36 0.00 11.40 4.89 0.08 47.26 14:40:02 3 38.34 0.00 12.02 1.20 0.03 48.41 14:41:02 all 19.63 0.00 23.31 21.04 0.07 35.95 14:41:02 0 18.75 0.00 22.49 20.59 0.07 38.11 14:41:02 1 18.41 0.00 23.41 21.75 0.05 36.38 14:41:02 2 21.75 0.00 23.86 22.02 0.07 32.31 14:41:02 3 19.62 0.00 23.49 19.79 0.09 37.01 14:42:02 all 51.20 0.00 20.20 16.87 0.06 11.67 14:42:02 0 50.63 0.00 20.83 18.51 0.03 9.99 14:42:02 1 49.87 0.00 20.73 19.00 0.05 10.34 14:42:02 2 51.77 0.00 19.42 13.95 0.07 14.80 14:42:02 3 52.55 0.00 19.81 16.01 0.09 11.54 14:43:01 all 17.91 0.00 22.16 28.33 0.06 31.55 14:43:01 0 16.42 0.00 21.02 28.37 0.05 34.15 14:43:01 1 18.73 0.00 23.58 27.22 0.09 30.38 14:43:01 2 16.80 0.00 21.98 34.17 0.07 26.98 14:43:01 3 19.69 0.00 22.05 23.54 0.03 34.68 14:44:02 all 35.89 0.00 21.47 22.99 0.07 19.59 14:44:02 0 35.67 0.00 19.91 17.25 0.05 27.12 14:44:02 1 35.73 0.00 21.45 24.04 0.07 18.71 14:44:02 2 35.80 0.00 21.99 24.35 0.09 17.78 14:44:02 3 36.37 0.00 22.56 26.39 0.07 14.61 14:45:01 all 32.98 0.00 10.80 14.17 0.03 42.03 14:45:01 0 32.55 0.00 10.59 11.30 0.03 45.52 14:45:01 1 31.63 0.00 10.62 15.62 0.00 42.14 14:45:01 2 35.22 0.00 11.54 12.88 0.03 40.33 14:45:01 3 32.53 0.00 10.44 16.89 0.03 40.10 Average: all 31.26 0.00 16.33 14.34 0.05 38.02 Average: 0 31.30 0.00 16.31 13.65 0.05 38.70 Average: 1 32.19 0.00 16.29 14.03 0.05 37.43 Average: 2 30.62 0.00 16.38 15.58 0.06 37.36 Average: 3 30.92 0.00 16.35 14.07 0.06 38.60