---> uname -a: Linux prd-centos7-docker-4c-2g-14983.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 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/sa-host /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/secure /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-190 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/gexfoundry_device-mqtt-go_PR-190@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 713 104 0 1020 1019 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:b6:d1:ba brd ff:ff:ff:ff:ff:ff inet 10.30.122.151/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85654sec preferred_lft 85654sec inet6 fe80::f816:3eff:feb6:d1ba/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:e2:33:46:e7 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:e2ff:fe33:46e7/64 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) 12/07/20 _x86_64_ (4 CPU) 23:10:32 LINUX RESTART (4 CPU) 23:11:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:12:01 18.68 6.39 12.28 0.00 937.68 1428.79 0.00 23:13:01 2.01 0.00 2.01 0.00 0.00 34.30 0.00 23:14:01 0.28 0.00 0.28 0.00 0.00 4.60 0.00 23:15:01 0.35 0.00 0.35 0.00 0.00 5.71 0.00 23:16:01 0.25 0.00 0.25 0.00 0.00 4.16 0.00 23:17:01 49.48 15.22 34.26 0.00 4703.85 2512.15 0.00 23:18:01 2.53 0.00 2.53 0.00 0.00 54.73 0.00 23:19:01 0.47 0.00 0.47 0.00 0.00 7.99 0.00 23:20:01 0.53 0.00 0.53 0.00 0.00 4.88 0.00 23:21:01 0.60 0.00 0.60 0.00 0.00 5.88 0.00 23:22:02 0.35 0.00 0.35 0.00 0.00 5.91 0.00 23:23:01 137.70 76.20 61.50 0.00 6702.29 18853.09 0.00 Average: 17.61 8.06 9.55 0.00 1021.05 1887.16 0.00 23:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:12:01 76380 0 493216 26.21 2620 1309328 987856 33.71 319968 1288952 20 23:13:01 78292 0 491296 26.11 2620 1309336 987568 33.70 316192 1291132 8 23:14:01 79008 0 490576 26.07 2620 1309340 987560 33.70 315756 1291132 8 23:15:01 78960 0 490620 26.08 2620 1309344 987572 33.70 315936 1291132 16 23:16:01 80580 0 488996 25.99 2620 1309348 979228 33.42 314460 1291132 8 23:17:01 165956 0 605768 32.20 2620 1107200 1088768 37.16 421384 1096736 128 23:18:01 171312 0 600308 31.91 2620 1107304 1069820 36.51 430760 1082936 20 23:19:01 169892 0 601724 31.98 2620 1107308 1069820 36.51 426696 1088844 8 23:20:01 169744 0 601864 31.99 2620 1107316 1069820 36.51 429620 1085804 8 23:21:01 168896 0 602708 32.03 2620 1107320 1069952 36.52 427616 1088628 20 23:22:02 165764 0 605840 32.20 2620 1107320 1070000 36.52 430648 1088628 16 23:23:01 149820 0 705176 37.48 2620 1023928 1365312 46.60 470100 1010512 16 Average: 129550 0 564841 30.02 2620 1184533 1061106 36.21 384928 1166297 23 23:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:12:01 eth0 202.18 106.32 344.26 22.68 0.00 0.00 0.00 0.00 23:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:13:01 eth0 2.08 0.32 0.45 0.17 0.00 0.00 0.00 0.00 23:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:14:01 eth0 1.18 0.63 0.56 0.43 0.00 0.00 0.00 0.00 23:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:15:01 eth0 0.72 0.43 0.35 0.21 0.00 0.00 0.00 0.00 23:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:16:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 0.00 23:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:17:01 eth0 339.25 231.98 691.38 73.85 0.00 0.00 0.00 0.00 23:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:17:01 docker0 2.43 1.95 0.43 4.17 0.00 0.00 0.00 0.00 23:18:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 23:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:19:01 eth0 0.13 0.08 0.01 0.01 0.00 0.00 0.00 0.00 23:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:20:01 eth0 0.08 0.08 0.01 0.01 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:21:01 eth0 1.65 0.28 0.38 0.17 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 23:22:02 eth0 1.80 0.73 0.88 0.49 0.00 0.00 0.00 0.00 23:22:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:22:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:23:01 eth0 202.30 157.76 2207.36 17.30 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 Average: eth0 62.46 41.42 267.86 9.60 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 0.20 0.16 0.04 0.35 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) 12/07/20 _x86_64_ (4 CPU) 23:10:32 LINUX RESTART (4 CPU) 23:11:01 CPU %user %nice %system %iowait %steal %idle 23:12:01 all 5.99 0.00 0.92 1.11 0.02 91.97 23:12:01 0 5.63 0.00 1.24 0.84 0.02 92.27 23:12:01 1 5.92 0.00 0.77 1.60 0.02 91.69 23:12:01 2 7.02 0.00 0.82 1.62 0.02 90.52 23:12:01 3 5.38 0.00 0.85 0.37 0.02 93.38 23:13:01 all 0.16 0.00 0.05 0.00 0.00 99.79 23:13:01 0 0.05 0.00 0.05 0.00 0.00 99.90 23:13:01 1 0.07 0.00 0.07 0.00 0.00 99.87 23:13:01 2 0.42 0.00 0.03 0.00 0.00 99.55 23:13:01 3 0.10 0.00 0.05 0.00 0.02 99.83 23:14:01 all 0.15 0.00 0.04 0.00 0.00 99.80 23:14:01 0 0.05 0.00 0.03 0.00 0.00 99.92 23:14:01 1 0.03 0.00 0.02 0.00 0.00 99.95 23:14:01 2 0.48 0.00 0.07 0.00 0.02 99.43 23:14:01 3 0.05 0.00 0.03 0.00 0.00 99.92 23:15:01 all 0.17 0.00 0.03 0.00 0.00 99.80 23:15:01 0 0.03 0.00 0.03 0.00 0.00 99.93 23:15:01 1 0.12 0.00 0.05 0.00 0.00 99.83 23:15:01 2 0.50 0.00 0.02 0.00 0.00 99.48 23:15:01 3 0.02 0.00 0.03 0.00 0.00 99.95 23:16:01 all 0.15 0.00 0.03 0.00 0.00 99.82 23:16:01 0 0.02 0.00 0.02 0.00 0.00 99.97 23:16:01 1 0.50 0.00 0.03 0.00 0.00 99.47 23:16:01 2 0.07 0.00 0.03 0.00 0.00 99.90 23:16:01 3 0.03 0.00 0.02 0.00 0.00 99.95 23:17:01 all 5.98 0.00 2.77 1.43 0.02 89.81 23:17:01 0 5.27 0.00 3.42 0.52 0.02 90.78 23:17:01 1 5.77 0.00 2.47 2.42 0.02 89.33 23:17:01 2 7.16 0.00 2.72 1.16 0.02 88.95 23:17:01 3 5.71 0.00 2.47 1.61 0.02 90.19 23:18:01 all 0.16 0.00 0.05 0.00 0.00 99.79 23:18:01 0 0.03 0.00 0.02 0.00 0.00 99.95 23:18:01 1 0.30 0.00 0.07 0.00 0.00 99.63 23:18:01 2 0.02 0.00 0.07 0.00 0.00 99.92 23:18:01 3 0.30 0.00 0.05 0.00 0.00 99.65 23:19:01 all 0.09 0.00 0.08 0.00 0.00 99.84 23:19:01 0 0.02 0.00 0.07 0.00 0.00 99.92 23:19:01 1 0.22 0.00 0.12 0.00 0.00 99.67 23:19:01 2 0.07 0.00 0.08 0.00 0.00 99.85 23:19:01 3 0.05 0.00 0.03 0.00 0.00 99.92 23:20:01 all 0.03 0.00 0.04 0.00 0.01 99.92 23:20:01 0 0.03 0.00 0.03 0.00 0.02 99.92 23:20:01 1 0.03 0.00 0.00 0.00 0.00 99.97 23:20:01 2 0.03 0.00 0.03 0.00 0.00 99.93 23:20:01 3 0.02 0.00 0.10 0.00 0.02 99.87 23:21:01 all 0.15 0.00 0.15 0.00 0.00 99.70 23:21:01 0 0.10 0.00 0.08 0.00 0.00 99.82 23:21:01 1 0.15 0.00 0.13 0.00 0.00 99.72 23:21:01 2 0.20 0.00 0.13 0.00 0.00 99.67 23:21:01 3 0.13 0.00 0.25 0.00 0.00 99.62 23:22:02 all 0.18 0.00 0.05 0.00 0.00 99.77 23:22:02 0 0.08 0.00 0.03 0.00 0.00 99.88 23:22:02 1 0.55 0.00 0.03 0.00 0.00 99.42 23:22:02 2 0.07 0.00 0.08 0.00 0.00 99.85 23:22:02 3 0.03 0.00 0.03 0.00 0.00 99.93 23:22:02 CPU %user %nice %system %iowait %steal %idle 23:23:01 all 5.58 0.00 3.84 2.64 0.01 87.93 23:23:01 0 5.08 0.00 3.91 0.53 0.02 90.46 23:23:01 1 7.26 0.00 4.52 6.23 0.00 81.99 23:23:01 2 4.95 0.00 3.29 1.32 0.02 90.43 23:23:01 3 5.04 0.00 3.65 2.49 0.00 88.82 Average: all 1.55 0.00 0.66 0.43 0.00 97.35 Average: 0 1.35 0.00 0.74 0.16 0.01 97.75 Average: 1 1.73 0.00 0.68 0.84 0.00 96.75 Average: 2 1.74 0.00 0.61 0.34 0.01 97.31 Average: 3 1.39 0.00 0.62 0.37 0.01 97.61