---> uname -a: Linux prd-centos7-docker-4c-2g-24904.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/xfoundry_device-modbus-go_PR-210 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/xfoundry_device-modbus-go_PR-210@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 716 97 0 1023 1016 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:5c:76:c6 brd ff:ff:ff:ff:ff:ff inet 10.30.123.35/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85606sec preferred_lft 85606sec inet6 fe80::f816:3eff:fe5c:76c6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:63:52:c1:82 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::42:63ff:fe52:c182/64 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) 02/04/21 _x86_64_ (4 CPU) 05:18:51 LINUX RESTART (4 CPU) 05:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:21:01 28.13 11.68 16.45 0.00 4423.40 2355.48 0.00 05:22:01 1.00 0.00 1.00 0.00 0.00 19.89 0.00 05:23:02 0.17 0.00 0.17 0.00 0.00 1.63 0.00 05:24:01 0.27 0.00 0.27 0.00 0.00 4.45 0.00 05:25:01 0.28 0.00 0.28 0.00 0.00 4.13 0.00 05:26:01 0.30 0.00 0.30 0.00 0.00 3.61 0.00 05:27:01 0.30 0.00 0.30 0.00 0.00 3.05 0.00 05:28:01 0.18 0.00 0.18 0.00 0.00 2.05 0.00 05:29:01 0.28 0.00 0.28 0.00 0.00 3.61 0.00 05:30:01 0.23 0.00 0.23 0.00 0.00 3.00 0.00 05:31:01 0.28 0.00 0.28 0.00 0.00 3.46 0.00 05:32:01 112.74 63.19 49.55 0.00 4646.04 15108.43 0.00 Average: 12.03 6.25 5.78 0.00 757.31 1461.82 0.00 05:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:21:01 147668 0 624224 33.18 2620 1107032 1145320 39.09 425132 1108248 8 05:22:01 157344 0 614540 32.66 2620 1107040 1079812 36.85 433272 1091972 20 05:23:02 157364 0 614516 32.66 2620 1107044 1079884 36.85 430108 1095436 24 05:24:01 155788 0 616088 32.74 2620 1107048 1079932 36.86 437532 1089764 12 05:25:01 156652 0 615220 32.70 2620 1107052 1079740 36.85 434616 1091492 16 05:26:01 155872 0 615996 32.74 2620 1107056 1080128 36.86 435340 1091492 8 05:27:01 157556 0 614308 32.65 2620 1107060 1079912 36.86 434196 1091488 8 05:28:01 155708 0 616152 32.75 2620 1107064 1080152 36.86 435608 1091488 16 05:29:01 155692 0 616160 32.75 2620 1107072 1080212 36.87 435872 1091488 16 05:30:01 155304 0 616544 32.77 2620 1107076 1080224 36.87 436084 1091488 12 05:31:01 157400 0 614444 32.66 2620 1107080 1079912 36.86 434224 1091488 12 05:32:01 211876 0 704084 37.42 2620 962964 1300080 44.37 450096 968676 88476 Average: 160352 0 623523 33.14 2620 1095049 1103776 37.67 435173 1082877 7386 05:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:21:01 eth0 86.12 68.56 451.42 46.56 0.00 0.00 0.00 0.00 05:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 docker0 1.89 1.58 0.39 4.23 0.00 0.00 0.00 0.00 05:22:01 eth0 2.54 1.33 1.64 0.09 0.00 0.00 0.00 0.00 05:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:23:02 eth0 1.28 0.42 0.33 0.21 0.00 0.00 0.00 0.00 05:23:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:23:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:24:01 eth0 0.52 0.41 0.30 0.21 0.00 0.00 0.00 0.00 05:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:25:01 eth0 0.75 0.22 0.19 0.07 0.00 0.00 0.00 0.00 05:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:26:01 eth0 0.60 0.48 0.31 0.21 0.00 0.00 0.00 0.00 05:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:27:01 eth0 0.82 0.07 0.06 0.01 0.00 0.00 0.00 0.00 05:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:28:01 eth0 1.78 0.47 0.63 0.36 0.00 0.00 0.00 0.00 05:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:29:01 eth0 1.05 0.38 0.32 0.20 0.00 0.00 0.00 0.00 05:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:30:01 eth0 0.80 0.60 0.46 0.31 0.00 0.00 0.00 0.00 05:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:31:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 0.00 05:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:32:01 eth0 199.28 153.18 2173.19 19.00 0.00 0.00 0.00 0.00 05:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 24.68 18.88 219.44 5.61 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 0.16 0.13 0.03 0.35 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) 02/04/21 _x86_64_ (4 CPU) 05:18:51 LINUX RESTART (4 CPU) 05:20:01 CPU %user %nice %system %iowait %steal %idle 05:21:01 all 3.06 0.00 2.56 0.59 7.92 85.87 05:21:01 0 2.89 0.00 3.42 0.36 8.73 84.60 05:21:01 1 2.97 0.00 2.19 1.06 8.17 85.61 05:21:01 2 3.81 0.00 1.68 0.31 7.32 86.87 05:21:01 3 2.58 0.00 2.95 0.63 7.46 86.39 05:22:01 all 0.10 0.00 0.10 0.00 0.54 99.26 05:22:01 0 0.05 0.00 0.08 0.00 0.18 99.68 05:22:01 1 0.05 0.00 0.15 0.00 0.55 99.25 05:22:01 2 0.08 0.00 0.10 0.00 0.85 98.97 05:22:01 3 0.23 0.00 0.07 0.00 0.58 99.12 05:23:02 all 0.09 0.00 0.16 0.00 1.40 98.35 05:23:02 0 0.02 0.00 0.02 0.00 1.06 98.91 05:23:02 1 0.08 0.00 0.18 0.00 1.94 97.80 05:23:02 2 0.03 0.00 0.18 0.00 1.17 98.61 05:23:02 3 0.21 0.00 0.26 0.00 1.42 98.10 05:24:01 all 0.04 0.00 0.05 0.00 1.16 98.75 05:24:01 0 0.00 0.00 0.03 0.00 0.22 99.75 05:24:01 1 0.12 0.00 0.08 0.00 2.03 97.77 05:24:01 2 0.02 0.00 0.03 0.00 0.67 99.28 05:24:01 3 0.02 0.00 0.03 0.00 1.72 98.23 05:25:01 all 0.10 0.00 0.12 0.00 0.88 98.90 05:25:01 0 0.02 0.00 0.05 0.00 0.27 99.67 05:25:01 1 0.23 0.00 0.23 0.00 1.11 98.43 05:25:01 2 0.07 0.00 0.13 0.00 1.40 98.40 05:25:01 3 0.08 0.00 0.07 0.00 0.75 99.10 05:26:01 all 0.06 0.00 0.03 0.00 0.59 99.32 05:26:01 0 0.00 0.00 0.02 0.00 0.23 99.75 05:26:01 1 0.03 0.00 0.03 0.00 0.56 99.37 05:26:01 2 0.02 0.00 0.03 0.00 1.19 98.76 05:26:01 3 0.20 0.00 0.03 0.00 0.38 99.38 05:27:01 all 0.11 0.00 0.03 0.00 0.44 99.41 05:27:01 0 0.00 0.00 0.02 0.00 0.18 99.80 05:27:01 1 0.07 0.00 0.07 0.02 0.75 99.10 05:27:01 2 0.03 0.00 0.02 0.00 0.50 99.45 05:27:01 3 0.33 0.00 0.03 0.00 0.35 99.28 05:28:01 all 0.15 0.00 0.03 0.00 0.37 99.45 05:28:01 0 0.02 0.00 0.02 0.00 0.17 99.80 05:28:01 1 0.12 0.00 0.03 0.00 0.61 99.24 05:28:01 2 0.02 0.00 0.02 0.00 0.18 99.78 05:28:01 3 0.45 0.00 0.05 0.00 0.51 98.99 05:29:01 all 0.09 0.00 0.02 0.00 0.32 99.56 05:29:01 0 0.02 0.00 0.02 0.00 0.25 99.72 05:29:01 1 0.00 0.00 0.02 0.00 0.20 99.78 05:29:01 2 0.03 0.00 0.03 0.00 0.43 99.50 05:29:01 3 0.32 0.00 0.03 0.00 0.42 99.23 05:30:01 all 0.10 0.00 0.03 0.00 0.26 99.61 05:30:01 0 0.02 0.00 0.02 0.00 0.10 99.87 05:30:01 1 0.18 0.00 0.03 0.00 0.25 99.53 05:30:01 2 0.08 0.00 0.07 0.00 0.56 99.29 05:30:01 3 0.10 0.00 0.02 0.00 0.12 99.77 05:31:01 all 0.07 0.00 0.03 0.00 0.46 99.44 05:31:01 0 0.00 0.00 0.02 0.00 0.66 99.32 05:31:01 1 0.07 0.00 0.03 0.00 0.56 99.34 05:31:01 2 0.22 0.00 0.05 0.00 0.45 99.29 05:31:01 3 0.00 0.00 0.03 0.00 0.15 99.82 05:31:01 CPU %user %nice %system %iowait %steal %idle 05:32:01 all 3.83 0.00 2.99 1.69 13.77 77.72 05:32:01 0 3.11 0.00 2.99 0.95 13.74 79.21 05:32:01 1 5.32 0.00 3.13 4.45 14.31 72.78 05:32:01 2 3.61 0.00 2.98 0.26 13.31 79.83 05:32:01 3 3.29 0.00 2.85 1.11 13.73 79.02 Average: all 0.66 0.00 0.52 0.19 2.36 96.27 Average: 0 0.52 0.00 0.56 0.11 2.17 96.64 Average: 1 0.78 0.00 0.52 0.46 2.60 95.64 Average: 2 0.67 0.00 0.45 0.05 2.35 96.48 Average: 3 0.66 0.00 0.54 0.15 2.32 96.34