---> uname -a: Linux prd-centos7-docker-4c-2g-33838.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: 2933.438 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 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% /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% /run/cloud-init/result.json /dev/vda1 50.0G 8.2G 41.7G 16% /w/workspace/edgex-go/1 /dev/vda1 50.0G 8.2G 41.7G 16% /w/workspace/edgex-go/1@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 736 148 0 952 1009 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:5f:2b:4d brd ff:ff:ff:ff:ff:ff inet 10.30.123.85/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86127sec preferred_lft 86127sec inet6 fe80::f816:3eff:fe5f:2b4d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:0c:c9:96:0a 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:cff:fec9:960a/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) 04/13/21 _x86_64_ (4 CPU) 05:14:44 LINUX RESTART (4 CPU) 05:15:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:16:02 179.85 85.27 94.57 0.00 9559.69 44648.68 0.00 05:17:02 276.20 125.80 150.40 0.00 7960.75 51388.95 0.00 05:18:01 245.68 105.14 140.54 0.00 3964.19 19306.76 0.00 05:19:01 40.07 9.86 30.21 0.00 1506.91 3167.57 0.00 Average: 184.86 81.25 103.61 0.00 5745.80 29579.30 0.00 05:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:16:02 82040 0 673680 35.80 2620 1123204 1319912 45.05 546332 1047664 68340 05:17:02 70120 0 738228 39.24 1852 1071344 1524488 52.03 580900 963616 83944 05:18:01 155668 0 759880 40.39 976 965020 1420404 48.48 638252 798780 17484 05:19:01 519640 0 673960 35.82 876 687068 1127208 38.47 470684 620984 60 Average: 206867 0 711437 37.81 1581 961659 1348003 46.01 559042 857761 42457 05:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:16:02 vethcd1f3f3 427.73 374.27 42.08 1186.36 0.00 0.00 0.00 0.00 05:16:02 eth0 1450.04 1174.89 4896.16 164.56 0.00 0.00 0.00 0.00 05:16:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:02 docker0 427.73 374.16 36.23 1186.35 0.00 0.00 0.00 0.00 05:17:02 vethd26a85a 119.47 128.32 11.11 455.52 0.00 0.00 0.00 0.00 05:17:02 eth0 980.49 937.12 5254.26 91.55 0.00 0.00 0.00 0.00 05:17:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:17:02 docker0 686.21 691.42 51.96 2361.64 0.00 0.00 0.00 0.00 05:18:01 eth0 56.40 41.52 50.89 56.57 0.00 0.00 0.00 0.00 05:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:18:01 veth79e8909 0.00 0.14 0.00 0.01 0.00 0.00 0.00 0.00 05:18:01 docker0 0.84 3.55 0.07 20.98 0.00 0.00 0.00 0.00 05:19:01 eth0 28.92 21.11 17.22 41.09 0.00 0.00 0.00 0.00 05:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:19:01 docker0 1.93 1.93 0.13 0.16 0.00 0.00 0.00 0.00 Average: eth0 629.71 543.96 2553.09 88.55 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 278.57 267.03 22.06 889.57 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) 04/13/21 _x86_64_ (4 CPU) 05:14:44 LINUX RESTART (4 CPU) 05:15:01 CPU %user %nice %system %iowait %steal %idle 05:16:02 all 17.83 0.00 10.04 6.94 0.04 65.15 05:16:02 0 17.08 0.00 11.68 8.93 0.03 62.27 05:16:02 1 19.10 0.00 9.13 6.16 0.05 65.56 05:16:02 2 19.02 0.00 8.60 6.35 0.03 66.00 05:16:02 3 16.11 0.00 10.76 6.34 0.03 66.75 05:17:02 all 15.33 0.00 8.70 3.71 0.02 72.24 05:17:02 0 20.68 0.00 10.50 2.73 0.03 66.07 05:17:02 1 12.20 0.00 8.00 4.49 0.03 75.28 05:17:02 2 14.82 0.00 8.00 3.00 0.02 74.16 05:17:02 3 13.66 0.00 8.33 4.60 0.00 73.42 05:18:01 all 40.46 0.00 12.38 6.77 0.04 40.36 05:18:01 0 40.08 0.00 12.20 3.44 0.03 44.24 05:18:01 1 40.18 0.00 13.18 8.61 0.03 38.00 05:18:01 2 41.34 0.00 11.32 7.62 0.03 39.68 05:18:01 3 40.24 0.00 12.81 7.40 0.05 39.51 05:19:01 all 13.48 0.00 4.27 1.51 0.02 80.72 05:19:01 0 13.24 0.00 4.41 0.54 0.02 81.79 05:19:01 1 13.54 0.00 4.21 1.06 0.03 81.16 05:19:01 2 13.65 0.00 4.14 0.97 0.00 81.24 05:19:01 3 13.47 0.00 4.33 3.49 0.02 78.69 Average: all 21.70 0.00 8.82 4.72 0.03 64.74 Average: 0 22.68 0.00 9.66 3.90 0.03 63.73 Average: 1 21.20 0.00 8.60 5.06 0.04 65.11 Average: 2 22.12 0.00 7.99 4.47 0.02 65.40 Average: 3 20.79 0.00 9.03 5.45 0.03 64.71