---> uname -a: Linux prd-centos7-docker-4c-2g-15527.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% /w/workspace/xfoundry_device-modbus-go_PR-171 /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/xfoundry_device-modbus-go_PR-171@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 692 102 0 1042 1040 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:3d:a0:99 brd ff:ff:ff:ff:ff:ff inet 10.30.123.30/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85935sec preferred_lft 85935sec inet6 fe80::f816:3eff:fe3d:a099/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:50:28:cc:5f 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::42:50ff:fe28:cc5f/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) 12/11/20 _x86_64_ (4 CPU) 00:55:06 LINUX RESTART (4 CPU) 00:56:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:57:01 23.29 5.79 17.50 0.00 1653.01 2758.16 0.00 00:58:01 1.70 0.00 1.70 0.00 0.00 34.04 0.00 00:59:01 0.25 0.00 0.25 0.00 0.00 3.75 0.00 01:00:01 0.23 0.00 0.23 0.00 0.00 2.70 0.00 01:01:01 0.25 0.02 0.23 0.00 0.13 3.38 0.00 01:02:01 0.75 0.08 0.67 0.00 1.60 8.77 0.00 Average: 4.41 0.98 3.43 0.00 275.81 468.50 0.00 00:56:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:57:01 156504 0 593304 31.53 2620 1129116 1105088 37.71 424108 1100028 20 00:58:01 162912 0 586888 31.19 2620 1129124 1077928 36.79 420488 1098244 16 00:59:01 160400 0 589396 31.33 2620 1129128 1078000 36.79 420656 1100228 8 01:00:01 160856 0 588940 31.30 2620 1129128 1078024 36.79 432160 1088748 8 01:01:01 157504 0 592284 31.48 2620 1129136 1080412 36.87 432736 1091024 8 01:02:01 158968 0 590692 31.39 2620 1129264 1078484 36.81 443004 1079980 8 Average: 159524 0 590251 31.37 2620 1129149 1082989 36.96 428859 1093042 11 00:56:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:57:01 eth0 73.08 61.82 333.94 33.62 0.00 0.00 0.00 0.00 00:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:57:01 docker0 2.78 2.05 0.44 4.11 0.00 0.00 0.00 0.00 00:58:01 eth0 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 00:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:59:01 eth0 4.30 2.35 3.07 0.15 0.00 0.00 0.00 0.00 00:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:01 eth0 1.02 0.28 0.32 0.20 0.00 0.00 0.00 0.00 01:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:01:01 eth0 0.58 0.40 0.34 0.26 0.00 0.00 0.00 0.00 01:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:02:01 eth0 1.00 0.12 0.13 0.01 0.00 0.00 0.00 0.00 01:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 13.35 10.85 56.31 5.71 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 0.46 0.34 0.07 0.69 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) 12/11/20 _x86_64_ (4 CPU) 00:55:06 LINUX RESTART (4 CPU) 00:56:01 CPU %user %nice %system %iowait %steal %idle 00:57:01 all 2.03 0.00 1.58 0.69 0.01 95.69 00:57:01 0 1.83 0.00 1.31 0.27 0.02 96.58 00:57:01 1 1.93 0.00 1.37 0.05 0.00 96.65 00:57:01 2 2.09 0.00 1.89 0.20 0.02 95.80 00:57:01 3 2.26 0.00 1.73 2.25 0.02 93.74 00:58:01 all 0.13 0.00 0.04 0.00 0.00 99.83 00:58:01 0 0.03 0.00 0.02 0.00 0.00 99.95 00:58:01 1 0.02 0.00 0.03 0.00 0.00 99.95 00:58:01 2 0.05 0.00 0.03 0.00 0.00 99.92 00:58:01 3 0.43 0.00 0.07 0.00 0.00 99.50 00:59:01 all 0.16 0.00 0.05 0.00 0.00 99.80 00:59:01 0 0.03 0.00 0.05 0.00 0.00 99.92 00:59:01 1 0.08 0.00 0.05 0.00 0.00 99.87 00:59:01 2 0.05 0.00 0.03 0.00 0.00 99.92 00:59:01 3 0.47 0.00 0.05 0.00 0.00 99.48 01:00:01 all 0.15 0.00 0.04 0.00 0.00 99.81 01:00:01 0 0.03 0.00 0.03 0.00 0.00 99.93 01:00:01 1 0.03 0.00 0.07 0.00 0.00 99.90 01:00:01 2 0.05 0.00 0.03 0.00 0.00 99.92 01:00:01 3 0.50 0.00 0.02 0.00 0.00 99.48 01:01:01 all 0.17 0.00 0.04 0.00 0.00 99.79 01:01:01 0 0.03 0.00 0.05 0.00 0.00 99.92 01:01:01 1 0.08 0.00 0.05 0.00 0.00 99.87 01:01:01 2 0.05 0.00 0.03 0.00 0.00 99.92 01:01:01 3 0.52 0.00 0.03 0.00 0.00 99.45 01:02:01 all 0.12 0.00 0.08 0.00 0.00 99.79 01:02:01 0 0.03 0.00 0.17 0.00 0.00 99.80 01:02:01 1 0.05 0.00 0.05 0.00 0.02 99.88 01:02:01 2 0.35 0.00 0.08 0.02 0.00 99.55 01:02:01 3 0.03 0.00 0.03 0.00 0.00 99.93 Average: all 0.46 0.00 0.30 0.12 0.00 99.12 Average: 0 0.33 0.00 0.27 0.04 0.00 99.35 Average: 1 0.36 0.00 0.27 0.01 0.00 99.35 Average: 2 0.44 0.00 0.35 0.04 0.00 99.17 Average: 3 0.70 0.00 0.32 0.37 0.00 98.60