---> uname -a: Linux prd-centos7-docker-4c-2g-19460.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: 2933.442 BogoMIPS: 5866.88 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 8.5G 41.4G 17% / 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 8.5G 41.4G 17% /facter-os /dev/vda1 50.0G 8.5G 41.4G 17% /etc/resolv.conf /dev/vda1 50.0G 8.5G 41.4G 17% /etc/hostname /dev/vda1 50.0G 8.5G 41.4G 17% /etc/hosts /dev/vda1 50.0G 8.5G 41.4G 17% /w/workspace/xfoundry_device-modbus-go_master /dev/vda1 50.0G 8.5G 41.4G 17% /w/workspace/xfoundry_device-modbus-go_master@tmp /dev/vda1 50.0G 8.5G 41.4G 17% /var/log/sa-host /dev/vda1 50.0G 8.5G 41.4G 17% /var/log/secure /dev/vda1 50.0G 8.5G 41.4G 17% /var/log/auth.log /dev/vda1 50.0G 8.5G 41.4G 17% /run/cloud-init/result.json ---> free -m: total used free shared buff/cache available Mem: 1837 818 146 0 873 955 Swap: 1023 2 1021 ---> 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:f6:bd:80 brd ff:ff:ff:ff:ff:ff inet 10.30.122.105/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85848sec preferred_lft 85848sec inet6 fe80::f816:3eff:fef6:bd80/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:5a:e7:29:d2 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::42:5aff:fee7:29d2/64 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) 01/11/21 _x86_64_ (4 CPU) 07:48:18 LINUX RESTART (4 CPU) 07:49:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:50:01 31.16 12.08 19.07 0.00 4426.63 2985.15 0.00 07:51:01 2.00 0.00 2.00 0.00 0.00 36.74 0.00 07:52:02 0.23 0.00 0.23 0.00 0.00 3.00 0.00 07:53:01 0.29 0.00 0.29 0.00 0.00 3.12 0.00 07:54:01 0.30 0.00 0.30 0.00 0.00 3.96 0.00 07:55:01 0.47 0.00 0.47 0.00 0.00 5.56 0.00 07:56:01 223.60 130.47 93.13 0.00 7115.59 33338.76 0.00 07:57:01 261.48 106.67 154.81 0.00 5703.56 35256.09 0.00 Average: 65.11 31.24 33.88 0.00 2161.28 8977.68 0.00 07:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:01 163116 0 569608 30.27 2620 1146200 1107692 37.80 397528 1121564 20 07:51:01 167876 0 564840 30.02 2620 1146208 1076204 36.73 396276 1118852 12 07:52:02 167068 0 565644 30.06 2620 1146212 1076396 36.74 409808 1106400 8 07:53:01 166224 0 566488 30.11 2620 1146212 1076372 36.73 411360 1105824 20 07:54:01 163092 0 569612 30.27 2620 1146220 1076276 36.73 414688 1106092 8 07:55:01 162752 0 569948 30.29 2620 1146224 1076264 36.73 414652 1106092 12 07:56:01 79552 0 724492 38.51 2596 1074904 1338716 45.69 528468 1017460 3668 07:57:01 201288 0 803940 42.73 1512 874804 1699928 58.02 588144 753456 32 Average: 158871 0 616822 32.78 2478 1103373 1190981 40.65 445116 1054468 472 07:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:50:01 eth0 168.03 116.88 455.56 40.97 0.00 0.00 0.00 0.00 07:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:01 docker0 1.91 1.65 0.43 4.20 0.00 0.00 0.00 0.00 07:51:01 eth0 0.67 0.00 0.06 0.00 0.00 0.00 0.00 0.00 07:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:52:02 eth0 1.10 0.32 0.32 0.20 0.00 0.00 0.00 0.00 07:52:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:52:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:53:01 eth0 0.59 0.39 0.28 0.21 0.00 0.00 0.00 0.00 07:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:54:01 eth0 0.22 0.17 0.08 0.07 0.00 0.00 0.00 0.00 07:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:55:01 eth0 0.18 0.18 0.09 0.01 0.00 0.00 0.00 0.00 07:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:56:01 veth8fbe237 19.22 18.07 2.15 40.44 0.00 0.00 0.00 0.00 07:56:01 eth0 528.72 470.49 4128.00 40.38 0.00 0.00 0.00 0.00 07:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:56:01 docker0 19.22 17.97 1.88 40.43 0.00 0.00 0.00 0.00 07:57:01 eth0 518.70 441.15 3578.10 97.51 0.00 0.00 0.00 0.00 07:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:57:01 veth57611df 0.00 0.05 0.00 0.00 0.00 0.00 0.00 0.00 07:57:01 docker0 38.97 48.14 2.48 319.75 0.00 0.00 0.00 0.00 Average: eth0 152.67 129.03 1022.99 22.48 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: veth57611df 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 7.53 8.49 0.60 45.67 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) 01/11/21 _x86_64_ (4 CPU) 07:48:18 LINUX RESTART (4 CPU) 07:49:01 CPU %user %nice %system %iowait %steal %idle 07:50:01 all 3.23 0.00 2.28 0.49 0.01 93.98 07:50:01 0 3.23 0.00 2.38 1.17 0.02 93.21 07:50:01 1 3.18 0.00 2.56 0.28 0.02 93.95 07:50:01 2 3.47 0.00 1.63 0.18 0.02 94.71 07:50:01 3 3.05 0.00 2.56 0.32 0.00 94.07 07:51:01 all 0.17 0.00 0.05 0.00 0.00 99.78 07:51:01 0 0.25 0.00 0.03 0.00 0.00 99.72 07:51:01 1 0.08 0.00 0.08 0.00 0.00 99.83 07:51:01 2 0.33 0.00 0.07 0.00 0.00 99.60 07:51:01 3 0.02 0.00 0.03 0.00 0.00 99.95 07:52:02 all 0.17 0.00 0.05 0.00 0.00 99.78 07:52:02 0 0.02 0.00 0.02 0.00 0.00 99.97 07:52:02 1 0.08 0.00 0.07 0.00 0.00 99.85 07:52:02 2 0.53 0.00 0.07 0.00 0.00 99.40 07:52:02 3 0.05 0.00 0.03 0.00 0.00 99.92 07:53:01 all 0.16 0.00 0.03 0.00 0.00 99.81 07:53:01 0 0.03 0.00 0.02 0.00 0.00 99.95 07:53:01 1 0.17 0.00 0.05 0.00 0.00 99.78 07:53:01 2 0.39 0.00 0.02 0.00 0.00 99.59 07:53:01 3 0.05 0.00 0.03 0.00 0.00 99.92 07:54:01 all 0.16 0.00 0.08 0.00 0.00 99.77 07:54:01 0 0.00 0.00 0.02 0.00 0.00 99.98 07:54:01 1 0.55 0.00 0.05 0.00 0.00 99.40 07:54:01 2 0.07 0.00 0.18 0.00 0.00 99.75 07:54:01 3 0.02 0.00 0.05 0.00 0.00 99.93 07:55:01 all 0.15 0.00 0.02 0.00 0.00 99.83 07:55:01 0 0.02 0.00 0.02 0.00 0.00 99.97 07:55:01 1 0.52 0.00 0.02 0.00 0.00 99.47 07:55:01 2 0.03 0.00 0.02 0.00 0.00 99.95 07:55:01 3 0.02 0.00 0.05 0.00 0.00 99.93 07:56:01 all 8.37 0.00 5.71 1.60 0.03 84.29 07:56:01 0 7.95 0.00 5.91 2.24 0.03 83.85 07:56:01 1 9.80 0.00 5.65 1.22 0.03 83.29 07:56:01 2 8.31 0.00 5.59 1.36 0.02 84.73 07:56:01 3 7.40 0.00 5.70 1.58 0.03 85.29 07:57:01 all 12.86 0.00 9.81 3.57 0.08 73.69 07:57:01 0 11.27 0.00 9.21 6.39 0.05 73.08 07:57:01 1 11.92 0.00 9.54 1.73 0.09 76.72 07:57:01 2 12.26 0.00 10.12 2.95 0.10 74.56 07:57:01 3 15.99 0.00 10.34 3.21 0.07 70.39 Average: all 3.12 0.00 2.22 0.70 0.01 93.95 Average: 0 2.81 0.00 2.17 1.21 0.01 93.80 Average: 1 3.25 0.00 2.23 0.40 0.02 94.10 Average: 2 3.14 0.00 2.18 0.55 0.02 94.11 Average: 3 3.27 0.00 2.32 0.63 0.01 93.77