---> uname -a: Linux prd-centos7-docker-4c-2g-20899.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/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-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 ---> free -m: total used free shared buff/cache available Mem: 1837 696 71 0 1069 1036 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:49:44:1d brd ff:ff:ff:ff:ff:ff inet 10.30.123.162/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86057sec preferred_lft 86057sec inet6 fe80::f816:3eff:fe49:441d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:a7:df:6d:ee 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:a7ff:fedf:6dee/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) 01/18/21 _x86_64_ (4 CPU) 06:07:37 LINUX RESTART (4 CPU) 06:08:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:09:02 86.21 38.48 47.72 0.00 7723.95 3991.49 0.00 06:10:01 3.12 0.07 3.05 0.00 2.17 107.75 0.00 06:11:01 0.47 0.00 0.47 0.00 0.00 7.01 0.00 06:12:01 0.25 0.00 0.25 0.00 0.00 2.56 0.00 06:13:01 0.33 0.00 0.33 0.00 0.00 5.43 0.00 Average: 17.90 7.64 10.27 0.00 1530.46 815.03 0.00 06:08:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:09:02 159044 0 567140 30.14 2620 1152740 1078744 36.82 421356 1102620 128 06:10:01 163908 0 562156 29.88 2620 1152860 1060824 36.20 422132 1097412 20 06:11:01 162540 0 563520 29.95 2620 1152864 1052684 35.93 419712 1101256 8 06:12:01 161952 0 564108 29.98 2620 1152864 1052780 35.93 433804 1087856 20 06:13:01 160100 0 565952 30.08 2620 1152872 1052756 35.93 430896 1092696 20 Average: 161509 0 564575 30.01 2620 1152840 1059558 36.16 425580 1096368 39 06:08:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:09:02 eth0 582.94 338.87 1080.40 96.08 0.00 0.00 0.00 0.00 06:09:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:09:02 docker0 1.74 1.39 0.42 4.15 0.00 0.00 0.00 0.00 06:10:01 eth0 1.22 0.30 0.34 0.21 0.00 0.00 0.00 0.00 06:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:11:01 eth0 1.10 0.32 0.33 0.20 0.00 0.00 0.00 0.00 06:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:12:01 eth0 2.22 0.55 0.70 0.33 0.00 0.00 0.00 0.00 06:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:13:01 eth0 2.88 0.53 0.73 0.42 0.00 0.00 0.00 0.00 06:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 116.96 67.47 214.44 19.27 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 0.35 0.27 0.08 0.82 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) 01/18/21 _x86_64_ (4 CPU) 06:07:37 LINUX RESTART (4 CPU) 06:08:02 CPU %user %nice %system %iowait %steal %idle 06:09:02 all 12.98 0.00 5.23 2.01 0.08 79.70 06:09:02 0 13.42 0.00 5.00 0.91 0.07 80.60 06:09:02 1 11.31 0.00 6.13 3.53 0.10 78.93 06:09:02 2 13.96 0.00 4.96 2.58 0.09 78.42 06:09:02 3 13.24 0.00 4.84 1.00 0.07 80.85 06:10:01 all 0.17 0.00 0.06 0.00 0.00 99.76 06:10:01 0 0.03 0.00 0.03 0.00 0.02 99.92 06:10:01 1 0.51 0.00 0.05 0.00 0.00 99.44 06:10:01 2 0.10 0.00 0.14 0.00 0.00 99.76 06:10:01 3 0.03 0.00 0.03 0.00 0.00 99.93 06:11:01 all 0.16 0.00 0.04 0.00 0.01 99.79 06:11:01 0 0.05 0.00 0.03 0.00 0.00 99.92 06:11:01 1 0.47 0.00 0.07 0.00 0.00 99.47 06:11:01 2 0.08 0.00 0.05 0.00 0.02 99.85 06:11:01 3 0.03 0.00 0.02 0.00 0.02 99.93 06:12:01 all 0.17 0.00 0.05 0.00 0.00 99.79 06:12:01 0 0.03 0.00 0.05 0.00 0.00 99.92 06:12:01 1 0.13 0.00 0.02 0.00 0.00 99.85 06:12:01 2 0.05 0.00 0.10 0.00 0.00 99.85 06:12:01 3 0.45 0.00 0.02 0.00 0.00 99.53 06:13:01 all 0.17 0.00 0.04 0.00 0.01 99.78 06:13:01 0 0.03 0.00 0.03 0.00 0.02 99.92 06:13:01 1 0.15 0.00 0.03 0.00 0.02 99.80 06:13:01 2 0.03 0.00 0.03 0.00 0.02 99.92 06:13:01 3 0.47 0.00 0.05 0.00 0.00 99.48 Average: all 2.68 0.00 1.06 0.39 0.02 95.85 Average: 0 2.65 0.00 1.01 0.18 0.02 96.14 Average: 1 2.47 0.00 1.24 0.69 0.02 95.57 Average: 2 2.79 0.00 1.04 0.50 0.02 95.64 Average: 3 2.79 0.00 0.97 0.20 0.02 96.03