---> uname -a: Linux prd-centos7-docker-4c-2g-32338.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 8.2G 41.7G 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 41.7G 16% /facter-os /dev/vda1 50.0G 8.2G 41.7G 16% /etc/resolv.conf /dev/vda1 50.0G 8.2G 41.7G 16% /etc/hostname /dev/vda1 50.0G 8.2G 41.7G 16% /etc/hosts /dev/vda1 50.0G 8.2G 41.7G 16% /run/cloud-init/result.json /dev/vda1 50.0G 8.2G 41.7G 16% /var/log/sa-host /dev/vda1 50.0G 8.2G 41.7G 16% /var/log/secure /dev/vda1 50.0G 8.2G 41.7G 16% /var/log/auth.log /dev/vda1 50.0G 8.2G 41.7G 16% /w/workspace/edgex-go/15@tmp /dev/vda1 50.0G 8.2G 41.7G 16% /w/workspace/edgex-go/15 ---> free -m: total used free shared buff/cache available Mem: 1837 756 147 0 933 989 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:28:94:d9 brd ff:ff:ff:ff:ff:ff inet 10.30.123.222/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86147sec preferred_lft 86147sec inet6 fe80::f816:3eff:fe28:94d9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:0f:bd:76:f3 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:fff:febd:76f3/64 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) 03/31/21 _x86_64_ (4 CPU) 21:41:48 LINUX RESTART (4 CPU) 21:43:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:44:01 276.13 104.75 171.37 0.00 7567.11 53373.60 0.00 21:45:01 253.36 112.45 140.91 0.00 4003.99 19725.64 0.00 21:46:01 136.03 65.93 70.10 0.00 6262.46 18883.06 0.00 Average: 221.50 94.31 127.19 0.00 5934.79 30522.78 0.00 21:43:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:44:01 70968 0 758088 40.29 1492 1050996 1530208 52.22 567936 962592 70328 21:45:01 273616 0 824260 43.81 592 783076 1730124 59.05 641236 672916 30080 21:46:01 224684 0 751684 39.95 460 904716 1352572 46.16 477556 871544 81432 Average: 189756 0 778011 41.35 848 912929 1537635 52.48 562243 835684 60613 21:43:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:44:01 eth0 1057.56 959.61 5549.42 101.58 0.00 0.00 0.00 0.00 21:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:44:01 vethcc2ed4a 88.46 107.87 8.19 476.64 0.00 0.00 0.00 0.00 21:44:01 docker0 687.77 737.02 53.23 2655.65 0.00 0.00 0.00 0.00 21:45:01 eth0 35.06 19.82 31.90 12.93 0.00 0.00 0.00 0.00 21:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:45:01 vethf5d0060 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 21:45:01 docker0 0.07 0.03 0.00 0.00 0.00 0.00 0.00 0.00 21:46:01 eth0 222.03 188.09 2175.57 81.13 0.00 0.00 0.00 0.00 21:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:46:01 docker0 2.16 2.16 0.14 0.17 0.00 0.00 0.00 0.00 Average: eth0 434.47 385.72 2567.75 65.00 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 227.22 243.43 17.58 874.52 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) 03/31/21 _x86_64_ (4 CPU) 21:41:48 LINUX RESTART (4 CPU) 21:43:02 CPU %user %nice %system %iowait %steal %idle 21:44:01 all 15.58 0.00 9.17 4.24 0.06 70.96 21:44:01 0 15.35 0.00 11.13 4.03 0.09 69.40 21:44:01 1 16.51 0.00 8.34 3.82 0.03 71.30 21:44:01 2 14.32 0.00 8.59 3.44 0.07 73.57 21:44:01 3 16.12 0.00 8.62 5.67 0.05 69.54 21:45:01 all 42.91 0.00 12.69 5.78 0.05 38.58 21:45:01 0 43.57 0.00 13.17 4.97 0.07 38.22 21:45:01 1 43.24 0.00 11.98 5.44 0.03 39.30 21:45:01 2 43.54 0.00 13.28 7.83 0.03 35.31 21:45:01 3 41.25 0.00 12.30 4.83 0.05 41.56 21:46:01 all 26.00 0.00 9.00 2.63 0.06 62.32 21:46:01 0 24.87 0.00 10.55 2.55 0.07 61.96 21:46:01 1 26.29 0.00 9.00 1.91 0.09 62.71 21:46:01 2 27.22 0.00 8.19 3.41 0.03 61.14 21:46:01 3 25.60 0.00 8.24 2.63 0.03 63.49 Average: all 28.23 0.00 10.29 4.21 0.05 57.22 Average: 0 28.02 0.00 11.62 3.85 0.07 56.43 Average: 1 28.75 0.00 9.78 3.72 0.05 57.69 Average: 2 28.47 0.00 10.03 4.90 0.05 56.55 Average: 3 27.66 0.00 9.71 4.36 0.05 58.22