---> uname -a: Linux prd-centos7-docker-4c-2g-21725.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 7.3G 42.7G 15% / 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 7.3G 42.7G 15% /facter-os /dev/vda1 50.0G 7.3G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/auth.log /dev/vda1 50.0G 7.3G 42.7G 15% /run/cloud-init/result.json /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/gexfoundry_device-mqtt-go_PR-198 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/gexfoundry_device-mqtt-go_PR-198@tmp /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa-host /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/secure ---> free -m: total used free shared buff/cache available Mem: 1837 712 106 0 1018 1020 Swap: 1023 1 1022 ---> 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:d2:44:a6 brd ff:ff:ff:ff:ff:ff inet 10.30.122.63/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85904sec preferred_lft 85904sec inet6 fe80::f816:3eff:fed2:44a6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:bb:a3:b2:f7 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:bbff:fea3:b2f7/64 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) 01/20/21 _x86_64_ (4 CPU) 23:18:15 LINUX RESTART (4 CPU) 23:19:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:20:01 46.16 12.20 33.97 0.00 4455.32 2890.93 0.00 23:21:01 0.72 0.00 0.72 0.00 0.00 13.00 0.00 23:22:01 0.27 0.00 0.27 0.00 0.00 3.13 0.00 23:23:01 0.25 0.00 0.25 0.00 0.00 3.60 0.00 23:24:01 0.22 0.00 0.22 0.00 0.00 2.90 0.00 23:25:01 0.32 0.00 0.32 0.00 0.00 4.16 0.00 23:26:01 0.28 0.00 0.28 0.00 0.00 2.86 0.00 Average: 6.89 1.74 5.15 0.00 636.85 417.47 0.00 23:19:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:20:01 154720 0 610220 32.43 2620 1113984 1118880 38.19 421024 1107620 16 23:21:01 160756 0 604176 32.11 2620 1113992 1084668 37.02 419236 1104028 8 23:22:01 159872 0 605056 32.16 2620 1113996 1078500 36.81 416700 1107756 20 23:23:01 159656 0 605272 32.17 2620 1113996 1078524 36.81 431008 1093708 16 23:24:01 158460 0 606460 32.23 2620 1114004 1078560 36.81 429708 1096380 16 23:25:01 159796 0 605120 32.16 2620 1114008 1078392 36.80 428760 1096380 12 23:26:01 159048 0 605864 32.20 2620 1114012 1078516 36.81 429132 1096380 20 Average: 158901 0 606024 32.21 2620 1113999 1085149 37.03 425081 1100322 15 23:19:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:20:01 eth0 122.92 95.99 465.41 47.95 0.00 0.00 0.00 0.00 23:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:20:01 docker0 2.76 2.15 0.42 4.10 0.00 0.00 0.00 0.00 23:21:01 eth0 5.53 2.36 3.60 0.33 0.00 0.00 0.00 0.00 23:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:22:01 eth0 4.60 0.48 0.87 0.36 0.00 0.00 0.00 0.00 23:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:23:01 eth0 4.41 0.88 1.12 0.60 0.00 0.00 0.00 0.00 23:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:24:01 eth0 1.23 0.68 0.62 0.49 0.00 0.00 0.00 0.00 23:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:25:01 eth0 0.30 0.08 0.08 0.01 0.00 0.00 0.00 0.00 23:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:26:01 eth0 0.82 0.35 0.30 0.20 0.00 0.00 0.00 0.00 23:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 19.98 14.41 67.47 7.14 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 0.39 0.31 0.06 0.59 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) 01/20/21 _x86_64_ (4 CPU) 23:18:15 LINUX RESTART (4 CPU) 23:19:01 CPU %user %nice %system %iowait %steal %idle 23:20:01 all 4.30 0.00 2.52 1.19 0.39 91.60 23:20:01 0 3.36 0.00 2.70 0.25 0.47 93.22 23:20:01 1 5.02 0.00 2.47 1.11 0.29 91.11 23:20:01 2 4.37 0.00 2.44 0.71 0.39 92.10 23:20:01 3 4.44 0.00 2.47 2.71 0.44 89.95 23:21:01 all 0.20 0.00 0.05 0.00 0.03 99.72 23:21:01 0 0.05 0.00 0.03 0.00 0.03 99.88 23:21:01 1 0.53 0.00 0.07 0.00 0.05 99.35 23:21:01 2 0.12 0.00 0.07 0.00 0.03 99.78 23:21:01 3 0.08 0.00 0.03 0.00 0.02 99.87 23:22:01 all 0.20 0.00 0.07 0.00 0.03 99.70 23:22:01 0 0.03 0.00 0.07 0.00 0.02 99.88 23:22:01 1 0.57 0.00 0.07 0.00 0.03 99.33 23:22:01 2 0.13 0.00 0.10 0.00 0.05 99.72 23:22:01 3 0.05 0.00 0.05 0.00 0.03 99.87 23:23:01 all 0.18 0.00 0.05 0.00 0.01 99.77 23:23:01 0 0.07 0.00 0.02 0.00 0.00 99.92 23:23:01 1 0.27 0.00 0.03 0.00 0.02 99.68 23:23:01 2 0.33 0.00 0.08 0.00 0.02 99.57 23:23:01 3 0.03 0.00 0.05 0.00 0.00 99.92 23:24:01 all 0.12 0.00 0.07 0.00 0.02 99.79 23:24:01 0 0.03 0.00 0.03 0.00 0.00 99.93 23:24:01 1 0.07 0.00 0.07 0.00 0.02 99.85 23:24:01 2 0.22 0.00 0.08 0.00 0.03 99.67 23:24:01 3 0.17 0.00 0.10 0.00 0.03 99.70 23:25:01 all 0.15 0.00 0.04 0.00 0.02 99.79 23:25:01 0 0.00 0.00 0.02 0.00 0.02 99.97 23:25:01 1 0.07 0.00 0.07 0.00 0.02 99.85 23:25:01 2 0.03 0.00 0.03 0.00 0.02 99.92 23:25:01 3 0.52 0.00 0.03 0.00 0.02 99.43 23:26:01 all 0.18 0.00 0.03 0.00 0.00 99.79 23:26:01 0 0.05 0.00 0.03 0.00 0.00 99.92 23:26:01 1 0.03 0.00 0.00 0.00 0.00 99.97 23:26:01 2 0.08 0.00 0.07 0.00 0.00 99.85 23:26:01 3 0.53 0.00 0.03 0.00 0.00 99.43 Average: all 0.76 0.00 0.40 0.17 0.07 98.60 Average: 0 0.51 0.00 0.41 0.04 0.08 98.97 Average: 1 0.93 0.00 0.39 0.16 0.06 98.46 Average: 2 0.75 0.00 0.41 0.10 0.08 98.66 Average: 3 0.83 0.00 0.39 0.38 0.08 98.32