---> uname -a: Linux prd-centos7-docker-4c-2g-16909.vexxhost.local 3.10.0-1160.6.1.el7.x86_64 #1 SMP Tue Nov 17 13:59:11 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 Srbds: Not affected 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 8.5G 41.5G 17% / 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 8.5G 41.5G 17% /facter-os /dev/vda1 50.0G 8.5G 41.5G 17% /etc/resolv.conf /dev/vda1 50.0G 8.5G 41.5G 17% /etc/hostname /dev/vda1 50.0G 8.5G 41.5G 17% /etc/hosts /dev/vda1 50.0G 8.5G 41.5G 17% /run/cloud-init/result.json /dev/vda1 50.0G 8.5G 41.5G 17% /var/log/sa-host /dev/vda1 50.0G 8.5G 41.5G 17% /var/log/secure /dev/vda1 50.0G 8.5G 41.5G 17% /var/log/auth.log /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/edgex-go/13 /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/edgex-go/13@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 724 132 0 980 1021 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 inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc pfifo_fast state UP qlen 1000 link/ether fa:16:3e:11:65:1b brd ff:ff:ff:ff:ff:ff inet 10.30.122.122/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86130sec preferred_lft 86130sec inet6 fe80::f816:3eff:fe11:651b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:cb:0e:30:23 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:cbff:fe0e:3023/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 12/20/20 _x86_64_ (4 CPU) 18:00:33 LINUX RESTART (4 CPU) 18:01:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:02:01 82.10 27.53 54.56 0.00 6666.71 15008.31 0.00 18:03:01 292.26 86.76 205.50 0.00 6391.50 67648.50 0.00 18:04:01 235.14 122.75 112.39 0.00 5728.22 13570.59 0.00 18:05:01 90.96 58.87 32.09 0.00 4872.17 10166.33 0.00 Average: 175.59 74.20 101.39 0.00 5911.68 26659.82 0.00 18:01:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:02:01 76564 0 777308 41.31 2620 1025052 1406428 48.00 652364 948080 20 18:03:01 116248 0 722292 38.39 960 1042044 1272320 43.42 668080 798544 55944 18:04:01 530100 0 671412 35.68 508 679524 1094732 37.36 484612 586052 8 18:05:01 73200 0 731100 38.86 452 1076792 1487252 50.76 652544 874324 78556 Average: 199028 0 725528 38.56 1135 955853 1315183 44.89 614400 801750 33632 18:01:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:02:01 eth0 1767.57 1560.97 6511.51 200.02 0.00 0.00 0.00 0.00 18:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:02:01 vethc20f9d6 801.47 631.33 77.55 2705.41 0.00 0.00 0.00 0.00 18:02:01 docker0 801.47 631.19 66.59 2705.40 0.00 0.00 0.00 0.00 18:03:01 eth0 782.76 605.83 4952.51 93.46 0.00 0.00 0.00 0.00 18:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:03:01 docker0 125.76 172.46 9.42 822.80 0.00 0.00 0.00 0.00 18:04:01 eth0 47.40 28.73 38.70 50.23 0.00 0.00 0.00 0.00 18:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:05:01 eth0 221.89 183.06 2167.36 17.38 0.00 0.00 0.00 0.00 18:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 700.20 590.35 3403.67 89.80 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 229.28 199.01 18.79 874.01 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 12/20/20 _x86_64_ (4 CPU) 18:00:33 LINUX RESTART (4 CPU) 18:01:02 CPU %user %nice %system %iowait %steal %idle 18:02:01 all 19.38 0.00 4.52 1.64 0.03 74.43 18:02:01 0 15.01 0.00 6.47 0.99 0.03 77.49 18:02:01 1 18.40 0.00 3.41 0.39 0.02 77.78 18:02:01 2 24.70 0.00 4.08 0.59 0.03 70.59 18:02:01 3 19.37 0.00 4.13 4.59 0.03 71.88 18:03:01 all 14.11 0.00 7.91 5.06 0.04 72.88 18:03:01 0 12.53 0.00 8.83 5.35 0.03 73.26 18:03:01 1 13.97 0.00 7.47 5.84 0.03 72.68 18:03:01 2 15.94 0.00 7.51 4.04 0.05 72.46 18:03:01 3 14.00 0.00 7.82 5.02 0.05 73.11 18:04:01 all 48.10 0.00 9.61 6.29 0.03 35.96 18:04:01 0 48.88 0.00 9.42 4.93 0.03 36.74 18:04:01 1 48.90 0.00 9.05 4.40 0.02 37.63 18:04:01 2 46.72 0.00 10.12 7.80 0.03 35.33 18:04:01 3 47.91 0.00 9.86 8.03 0.05 34.14 18:05:01 all 3.69 0.00 1.73 1.63 0.00 92.95 18:05:01 0 3.67 0.00 1.64 3.32 0.00 91.37 18:05:01 1 4.41 0.00 1.69 0.57 0.02 93.31 18:05:01 2 3.22 0.00 1.73 1.36 0.00 93.70 18:05:01 3 3.46 0.00 1.87 1.27 0.00 93.39 Average: all 21.24 0.00 5.93 3.65 0.03 69.15 Average: 0 19.98 0.00 6.57 3.66 0.03 69.76 Average: 1 21.33 0.00 5.39 2.80 0.02 70.46 Average: 2 22.56 0.00 5.85 3.45 0.03 68.11 Average: 3 21.07 0.00 5.90 4.71 0.03 68.28