---> uname -a: Linux prd-centos7-docker-4c-2g-21720.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% /run/cloud-init/result.json /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/gexfoundry_device-mqtt-go_PR-207 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/gexfoundry_device-mqtt-go_PR-207@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 /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/auth.log ---> free -m: total used free shared buff/cache available Mem: 1837 719 73 0 1043 1013 Swap: 1023 0 1023 ---> 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:e5:3a:1b brd ff:ff:ff:ff:ff:ff inet 10.30.122.255/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85870sec preferred_lft 85870sec inet6 fe80::f816:3eff:fee5:3a1b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:c2:12:2a:f6 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:c2ff:fe12:2af6/64 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) 23:17:12 LINUX RESTART (4 CPU) 23:18:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:19:01 80.71 44.45 36.26 0.00 6379.03 10640.87 0.00 23:20:01 23.46 5.72 17.73 0.00 1645.26 2102.29 0.00 23:21:02 1.73 0.00 1.73 0.00 0.00 33.85 0.00 23:22:01 0.27 0.00 0.27 0.00 0.00 3.79 0.00 23:23:01 0.23 0.00 0.23 0.00 0.00 2.75 0.00 23:24:01 0.38 0.00 0.38 0.00 0.00 4.87 0.00 23:25:01 0.27 0.00 0.27 0.00 0.00 3.23 0.00 23:26:01 150.33 71.19 79.14 0.00 6043.01 18558.16 0.00 Average: 32.08 15.10 16.98 0.00 1745.83 3904.81 0.00 23:18:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:01 68872 0 591188 31.42 2620 1218864 1310324 44.72 445360 1170880 9440 23:20:01 164264 0 587756 31.24 2620 1126904 1159524 39.57 410808 1105924 20 23:21:02 174240 0 577776 30.71 2620 1126908 1098220 37.48 411372 1097460 8 23:22:01 177248 0 574764 30.55 2620 1126912 1055036 36.01 410920 1095720 12 23:23:01 176912 0 575096 30.57 2620 1126916 1055196 36.01 421712 1085716 8 23:24:01 176152 0 575792 30.60 2620 1126980 1055280 36.01 433988 1074000 20 23:25:01 178484 0 573516 30.48 2620 1126924 1054896 36.00 431712 1073984 8 23:26:01 162952 0 680940 36.19 2620 1035032 1248748 42.62 453180 1012132 16 Average: 159890 0 592104 31.47 2620 1126930 1129653 38.55 427382 1089477 1192 23:18:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:01 eth0 194.07 138.98 730.34 62.38 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 59.04 47.00 333.67 28.84 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 2.29 1.87 0.40 4.06 0.00 0.00 0.00 0.00 23:21:02 eth0 2.51 0.75 1.89 0.22 0.00 0.00 0.00 0.00 23:21:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:21:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:22:01 eth0 4.72 0.66 0.92 0.38 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 4.28 0.93 1.08 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 0.71 0.67 0.50 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 0.22 0.07 0.02 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 201.51 151.78 2168.02 18.95 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 58.09 42.36 404.61 13.84 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 0.29 0.24 0.05 0.51 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) 23:17:12 LINUX RESTART (4 CPU) 23:18:03 CPU %user %nice %system %iowait %steal %idle 23:19:01 all 11.55 0.00 5.35 3.46 30.24 49.41 23:19:01 0 10.55 0.00 4.86 3.22 32.03 49.34 23:19:01 1 11.82 0.00 5.42 4.36 29.90 48.49 23:19:01 2 11.11 0.00 4.83 2.90 29.72 51.44 23:19:01 3 12.75 0.00 6.30 3.36 29.24 48.34 23:20:01 all 1.58 0.00 1.92 0.56 11.34 84.61 23:20:01 0 1.41 0.00 1.55 1.21 12.05 83.78 23:20:01 1 2.02 0.00 2.17 0.56 10.46 84.79 23:20:01 2 1.47 0.00 2.14 0.32 11.49 84.58 23:20:01 3 1.43 0.00 1.81 0.14 11.34 85.29 23:21:02 all 0.07 0.00 0.12 0.00 2.62 97.18 23:21:02 0 0.08 0.00 0.11 0.00 2.60 97.21 23:21:02 1 0.13 0.00 0.10 0.02 2.67 97.09 23:21:02 2 0.03 0.00 0.15 0.00 2.80 97.02 23:21:02 3 0.03 0.00 0.13 0.00 2.43 97.41 23:22:01 all 0.10 0.00 0.10 0.00 1.76 98.03 23:22:01 0 0.02 0.00 0.03 0.00 0.99 98.96 23:22:01 1 0.07 0.00 0.10 0.00 1.65 98.18 23:22:01 2 0.23 0.00 0.22 0.00 2.25 97.30 23:22:01 3 0.08 0.00 0.07 0.00 2.16 97.69 23:23:01 all 0.06 0.00 0.06 0.00 1.42 98.46 23:23:01 0 0.10 0.00 0.03 0.00 0.80 99.07 23:23:01 1 0.10 0.00 0.03 0.00 1.21 98.66 23:23:01 2 0.05 0.00 0.06 0.00 2.92 96.96 23:23:01 3 0.00 0.00 0.10 0.00 0.73 99.17 23:24:01 all 0.09 0.00 0.18 0.00 1.68 98.06 23:24:01 0 0.07 0.00 0.17 0.00 1.11 98.66 23:24:01 1 0.10 0.00 0.23 0.00 1.50 98.17 23:24:01 2 0.13 0.00 0.08 0.00 2.96 96.83 23:24:01 3 0.05 0.00 0.23 0.00 1.13 98.59 23:25:01 all 0.10 0.00 0.07 0.00 1.22 98.61 23:25:01 0 0.02 0.00 0.07 0.00 0.50 99.42 23:25:01 1 0.07 0.00 0.08 0.00 0.89 98.96 23:25:01 2 0.29 0.00 0.08 0.00 2.05 97.58 23:25:01 3 0.02 0.00 0.05 0.00 1.43 98.50 23:26:01 all 3.83 0.00 3.18 1.98 16.53 74.47 23:26:01 0 2.82 0.00 2.68 0.68 17.21 76.62 23:26:01 1 4.74 0.00 3.91 2.01 17.14 72.20 23:26:01 2 4.49 0.00 3.29 2.23 16.65 73.34 23:26:01 3 3.32 0.00 2.88 3.04 15.11 75.66 Average: all 2.22 0.00 1.40 0.77 8.50 87.11 Average: 0 1.96 0.00 1.23 0.66 8.68 87.47 Average: 1 2.43 0.00 1.54 0.89 8.33 86.81 Average: 2 2.26 0.00 1.38 0.69 8.96 86.71 Average: 3 2.24 0.00 1.46 0.83 8.04 87.43