---> uname -a: Linux prd-centos7-docker-4c-2g-422.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% /var/log/auth.log /dev/vda1 50.0G 8.5G 41.4G 17% /run/cloud-init/result.json /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 ---> free -m: total used free shared buff/cache available Mem: 1837 828 153 0 854 944 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:3f:de:49 brd ff:ff:ff:ff:ff:ff inet 10.30.122.168/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85709sec preferred_lft 85709sec inet6 fe80::f816:3eff:fe3f:de49/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:38:1c:e6:dd 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::42:38ff:fe1c:e6dd/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) 05/17/21 _x86_64_ (4 CPU) 18:41:17 LINUX RESTART (4 CPU) 18:42:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:43:01 30.96 10.12 20.84 0.00 4430.00 2947.79 0.00 18:44:01 0.43 0.00 0.43 0.00 0.00 7.21 0.00 18:45:01 0.25 0.00 0.25 0.00 0.00 3.53 0.00 18:46:01 0.20 0.00 0.20 0.00 0.00 1.75 0.00 18:47:01 0.25 0.00 0.25 0.00 0.00 3.51 0.00 18:48:01 0.30 0.00 0.30 0.00 0.00 4.46 0.00 18:49:01 0.32 0.00 0.32 0.00 0.00 3.81 0.00 18:50:02 0.23 0.00 0.23 0.00 0.00 2.43 0.00 18:51:01 28.20 2.93 25.27 0.00 645.74 15985.10 0.00 18:52:01 440.64 219.84 220.79 0.00 10613.57 51764.57 0.00 Average: 50.29 23.37 26.93 0.00 1566.92 7071.38 0.00 18:42:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:43:01 174284 0 611472 32.50 2620 1093168 1097068 37.44 409944 1100128 24 18:44:01 174600 0 611148 32.48 2620 1093176 1079604 36.85 412256 1097872 20 18:45:01 173940 0 611804 32.52 2620 1093180 1079652 36.85 417332 1093164 8 18:46:01 172788 0 612956 32.58 2620 1093180 1079628 36.85 419168 1092788 8 18:47:01 169964 0 615768 32.73 2620 1093192 1079532 36.84 428828 1085704 20 18:48:01 169956 0 615772 32.73 2620 1093196 1079656 36.85 431392 1083816 16 18:49:01 169644 0 616080 32.74 2620 1093200 1079736 36.85 431524 1083816 16 18:50:02 169636 0 616084 32.74 2620 1093204 1079760 36.85 431664 1083816 8 18:51:01 80004 0 733668 38.99 2620 1065252 1499316 51.17 603756 968772 30400 18:52:01 139944 0 790084 41.99 1492 950024 1378248 47.04 563836 855124 20 Average: 159476 0 643484 34.20 2507 1076077 1153220 39.36 454970 1054500 3054 18:42:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:43:01 eth0 72.07 56.04 344.46 14.28 0.00 0.00 0.00 0.00 18:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:43:01 docker0 2.69 2.44 0.51 5.22 0.00 0.00 0.00 0.00 18:44:01 eth0 3.71 1.18 2.01 0.26 0.00 0.00 0.00 0.00 18:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:45:01 eth0 1.68 0.67 0.66 0.37 0.00 0.00 0.00 0.00 18:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:46:01 eth0 1.58 0.80 0.61 0.41 0.00 0.00 0.00 0.00 18:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:47:01 eth0 0.95 0.18 0.14 0.10 0.00 0.00 0.00 0.00 18:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:48:01 eth0 2.72 0.80 0.73 0.38 0.00 0.00 0.00 0.00 18:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:49:01 eth0 1.75 0.60 0.63 0.40 0.00 0.00 0.00 0.00 18:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:02 eth0 1.32 0.53 0.58 0.39 0.00 0.00 0.00 0.00 18:50:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:51:01 eth0 457.41 402.28 4139.32 39.36 0.00 0.00 0.00 0.00 18:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:52:01 eth0 471.29 403.23 3608.25 70.81 0.00 0.00 0.00 0.00 18:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:52:01 veth5079cf4 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 18:52:01 docker0 62.56 66.92 5.03 382.10 0.00 0.00 0.00 0.00 Average: eth0 101.00 86.24 805.75 12.64 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: veth5079cf4 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 6.55 6.96 0.56 38.89 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) 05/17/21 _x86_64_ (4 CPU) 18:41:17 LINUX RESTART (4 CPU) 18:42:02 CPU %user %nice %system %iowait %steal %idle 18:43:01 all 2.25 0.00 1.68 0.50 0.01 95.55 18:43:01 0 2.05 0.00 1.82 0.20 0.02 95.91 18:43:01 1 2.52 0.00 1.41 0.44 0.00 95.62 18:43:01 2 2.23 0.00 1.72 1.28 0.02 94.75 18:43:01 3 2.20 0.00 1.77 0.09 0.02 95.93 18:44:01 all 0.16 0.00 0.04 0.00 0.00 99.80 18:44:01 0 0.05 0.00 0.03 0.00 0.00 99.92 18:44:01 1 0.43 0.00 0.05 0.00 0.00 99.52 18:44:01 2 0.07 0.00 0.03 0.00 0.00 99.90 18:44:01 3 0.08 0.00 0.05 0.00 0.00 99.87 18:45:01 all 0.14 0.00 0.04 0.00 0.00 99.82 18:45:01 0 0.02 0.00 0.02 0.00 0.00 99.97 18:45:01 1 0.35 0.00 0.08 0.00 0.00 99.57 18:45:01 2 0.08 0.00 0.03 0.00 0.00 99.88 18:45:01 3 0.12 0.00 0.03 0.00 0.00 99.85 18:46:01 all 0.17 0.00 0.04 0.00 0.01 99.78 18:46:01 0 0.03 0.00 0.03 0.00 0.00 99.93 18:46:01 1 0.27 0.00 0.05 0.00 0.02 99.67 18:46:01 2 0.33 0.00 0.05 0.00 0.02 99.60 18:46:01 3 0.03 0.00 0.03 0.00 0.02 99.92 18:47:01 all 0.18 0.00 0.11 0.00 0.01 99.70 18:47:01 0 0.05 0.00 0.10 0.00 0.02 99.83 18:47:01 1 0.07 0.00 0.18 0.00 0.00 99.75 18:47:01 2 0.55 0.00 0.10 0.00 0.02 99.33 18:47:01 3 0.07 0.00 0.07 0.00 0.00 99.87 18:48:01 all 0.18 0.00 0.05 0.00 0.00 99.77 18:48:01 0 0.03 0.00 0.02 0.00 0.00 99.95 18:48:01 1 0.10 0.00 0.13 0.00 0.00 99.77 18:48:01 2 0.53 0.00 0.02 0.00 0.00 99.45 18:48:01 3 0.03 0.00 0.03 0.00 0.00 99.93 18:49:01 all 0.18 0.00 0.04 0.00 0.00 99.78 18:49:01 0 0.03 0.00 0.03 0.00 0.00 99.93 18:49:01 1 0.10 0.00 0.05 0.00 0.00 99.85 18:49:01 2 0.53 0.00 0.02 0.00 0.00 99.45 18:49:01 3 0.05 0.00 0.05 0.00 0.00 99.90 18:50:02 all 0.15 0.00 0.03 0.00 0.00 99.81 18:50:02 0 0.02 0.00 0.02 0.00 0.00 99.97 18:50:02 1 0.32 0.00 0.05 0.00 0.00 99.63 18:50:02 2 0.27 0.00 0.05 0.00 0.00 99.68 18:50:02 3 0.02 0.00 0.02 0.00 0.00 99.97 18:51:01 all 3.69 0.00 2.14 0.05 0.02 94.10 18:51:01 0 3.55 0.00 2.31 0.03 0.00 94.10 18:51:01 1 3.73 0.00 2.27 0.10 0.03 93.87 18:51:01 2 3.86 0.00 2.06 0.07 0.02 93.99 18:51:01 3 3.63 0.00 1.91 0.00 0.03 94.42 18:52:01 all 15.28 0.00 9.61 6.38 0.17 68.57 18:52:01 0 15.11 0.00 9.88 4.07 0.14 70.80 18:52:01 1 14.35 0.00 9.56 11.92 0.17 64.00 18:52:01 2 16.21 0.00 8.92 4.61 0.22 70.04 18:52:01 3 15.44 0.00 10.07 4.91 0.16 69.42 Average: all 2.19 0.00 1.35 0.68 0.02 95.76 Average: 0 2.05 0.00 1.39 0.42 0.02 96.12 Average: 1 2.18 0.00 1.36 1.22 0.02 95.23 Average: 2 2.42 0.00 1.27 0.58 0.03 95.69 Average: 3 2.12 0.00 1.37 0.49 0.02 96.00