---> uname -a: Linux prd-centos7-docker-4c-2g-28986.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: 2933.436 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/6 /dev/vda1 50.0G 8.2G 41.7G 16% /w/workspace/edgex-go/6@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 770 128 0 938 975 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:8e:59:78 brd ff:ff:ff:ff:ff:ff inet 10.30.122.133/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86140sec preferred_lft 86140sec inet6 fe80::f816:3eff:fe8e:5978/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:c9:a0:0d:a8 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:c9ff:fea0:da8/64 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) 03/08/21 _x86_64_ (4 CPU) 13:36:47 LINUX RESTART (4 CPU) 13:38:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:39:01 231.45 77.65 153.80 0.00 6596.01 49159.84 0.00 13:40:01 222.71 83.74 138.98 0.00 3252.01 18615.75 0.00 13:41:02 141.59 71.41 70.18 0.00 6548.12 15915.72 0.00 Average: 198.21 77.58 120.63 0.00 5462.83 27737.74 0.00 13:38:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:39:01 79964 0 755184 40.14 1492 1044904 1536264 52.43 553212 985924 80092 13:40:01 204136 0 806756 42.88 796 869856 1747328 59.63 634524 762384 71480 13:41:02 82468 0 772236 41.04 656 1026184 1558744 53.20 607684 914212 38280 Average: 122189 0 778059 41.35 981 980315 1614112 55.09 598473 887507 63284 13:38:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:39:01 eth0 547.38 449.59 3926.56 52.35 0.00 0.00 0.00 0.00 13:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:39:01 veth4dce909 79.57 96.99 7.37 466.15 0.00 0.00 0.00 0.00 13:39:01 docker0 181.55 225.21 13.65 1036.61 0.00 0.00 0.00 0.00 13:40:01 eth0 36.88 21.72 46.18 11.53 0.00 0.00 0.00 0.00 13:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 veth8b90000 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 13:40:01 docker0 1.51 2.18 0.11 14.02 0.00 0.00 0.00 0.00 13:41:02 eth0 240.36 200.15 2160.35 92.04 0.00 0.00 0.00 0.00 13:41:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:41:02 docker0 2.01 2.01 0.13 0.17 0.00 0.00 0.00 0.00 Average: eth0 273.24 222.48 2034.31 52.11 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 60.82 75.38 4.57 345.25 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) 03/08/21 _x86_64_ (4 CPU) 13:36:47 LINUX RESTART (4 CPU) 13:38:02 CPU %user %nice %system %iowait %steal %idle 13:39:01 all 15.20 0.00 8.31 3.64 0.39 72.46 13:39:01 0 19.92 0.00 9.79 3.30 0.42 66.57 13:39:01 1 12.59 0.00 7.09 5.13 0.40 74.78 13:39:01 2 15.98 0.00 8.37 2.45 0.40 72.80 13:39:01 3 12.35 0.00 8.00 3.68 0.35 75.62 13:40:01 all 38.80 0.00 12.19 6.70 0.41 41.90 13:40:01 0 37.94 0.00 11.60 5.00 0.37 45.09 13:40:01 1 38.82 0.00 12.34 7.08 0.40 41.35 13:40:01 2 37.35 0.00 12.92 7.91 0.47 41.35 13:40:01 3 41.08 0.00 11.91 6.82 0.38 39.81 13:41:02 all 34.67 0.00 11.00 3.34 1.54 49.44 13:41:02 0 34.37 0.00 11.42 2.10 1.60 50.52 13:41:02 1 33.35 0.00 11.26 3.35 1.63 50.41 13:41:02 2 34.56 0.00 11.07 0.53 1.40 52.43 13:41:02 3 36.38 0.00 10.27 7.37 1.55 44.41 Average: all 29.58 0.00 10.51 4.56 0.78 54.57 Average: 0 30.79 0.00 10.94 3.46 0.80 54.00 Average: 1 28.27 0.00 10.23 5.18 0.81 55.51 Average: 2 29.32 0.00 10.79 3.62 0.76 55.52 Average: 3 29.97 0.00 10.06 5.96 0.77 53.24