---> uname -a: Linux prd-centos7-docker-4c-2g-12254.vexxhost.local 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 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 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 41.5G 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 41.5G 17% /facter-os /dev/vda1 50.0G 8.5G 41.5G 17% /etc/resolv.conf /dev/vda1 50.0G 8.5G 41.5G 17% /etc/hostname /dev/vda1 50.0G 8.5G 41.5G 17% /etc/hosts /dev/vda1 50.0G 8.5G 41.5G 17% /var/log/sa-host /dev/vda1 50.0G 8.5G 41.5G 17% /var/log/secure /dev/vda1 50.0G 8.5G 41.5G 17% /var/log/auth.log /dev/vda1 50.0G 8.5G 41.5G 17% /run/cloud-init/result.json /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/gexfoundry_device-mqtt-go_master /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/gexfoundry_device-mqtt-go_master@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 812 129 0 896 970 Swap: 1023 3 1020 ---> 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:aa:19:2d brd ff:ff:ff:ff:ff:ff inet 10.30.122.26/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85854sec preferred_lft 85854sec inet6 fe80::f816:3eff:feaa:192d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:51:85:69:95 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::42:51ff:fe85:6995/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 11/16/20 _x86_64_ (4 CPU) 16:17:54 LINUX RESTART (4 CPU) 16:19:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:20:01 6.83 1.78 5.04 0.00 84.58 137.41 0.00 16:21:01 0.43 0.00 0.43 0.00 0.00 7.00 0.00 16:22:01 0.23 0.00 0.23 0.00 0.00 3.25 0.00 16:23:01 0.25 0.00 0.25 0.00 0.00 3.73 0.00 16:24:01 0.27 0.00 0.27 0.00 0.00 4.31 0.00 16:25:01 103.46 51.16 52.30 0.00 2344.08 21259.98 0.00 16:26:01 294.39 164.32 130.08 0.00 8168.22 30507.42 0.00 16:27:02 230.32 108.70 121.62 0.00 8000.53 27587.27 0.00 Average: 79.64 40.80 38.84 0.00 2328.69 9952.63 0.00 16:19:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:20:01 173616 0 582740 30.97 2620 1122580 1127820 38.49 447028 1101192 20 16:21:01 176452 0 579896 30.82 2620 1122588 1102524 37.63 446660 1099624 20 16:22:01 176156 0 580128 30.83 2620 1122652 1102536 37.63 446964 1099636 32 16:23:01 174628 0 581712 30.92 2620 1122596 1102572 37.63 454844 1093196 12 16:24:01 174096 0 582236 30.94 2620 1122604 1102676 37.63 458428 1090148 8 16:25:01 71304 0 699924 37.20 2620 1107708 1536312 52.43 532164 1076892 101376 16:26:01 153564 0 699692 37.19 1888 1026412 1366116 46.62 588404 914480 64464 16:27:02 73288 0 822192 43.70 1432 984644 1607876 54.87 705440 795028 63928 Average: 146638 0 641065 34.07 2380 1091473 1256054 42.87 509992 1033774 28732 16:19:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:20:01 eth0 21.93 15.57 22.94 6.19 0.00 0.00 0.00 0.00 16:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:01 docker0 2.91 2.13 0.43 3.90 0.00 0.00 0.00 0.00 16:21:01 eth0 2.61 0.67 0.75 0.37 0.00 0.00 0.00 0.00 16:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:22:01 eth0 2.28 0.87 0.91 0.59 0.00 0.00 0.00 0.00 16:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:23:01 eth0 2.46 0.47 0.69 0.39 0.00 0.00 0.00 0.00 16:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:24:01 eth0 3.66 0.68 0.89 0.46 0.00 0.00 0.00 0.00 16:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:25:01 eth0 428.09 364.35 4074.81 29.88 0.00 0.00 0.00 0.00 16:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:26:01 eth0 477.21 421.38 3524.92 97.55 0.00 0.00 0.00 0.00 16:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:26:01 docker0 37.10 39.08 3.35 188.81 0.00 0.00 0.00 0.00 16:27:02 eth0 300.18 246.09 2384.58 84.09 0.00 0.00 0.00 0.00 16:27:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:27:02 docker0 22.88 27.74 1.39 165.01 0.00 0.00 0.00 0.00 Average: eth0 154.96 131.38 1252.52 27.48 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: docker0 7.87 8.63 0.65 44.80 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 11/16/20 _x86_64_ (4 CPU) 16:17:54 LINUX RESTART (4 CPU) 16:19:01 CPU %user %nice %system %iowait %steal %idle 16:20:01 all 0.87 0.00 0.54 0.08 0.00 98.51 16:20:01 0 0.85 0.00 0.68 0.05 0.00 98.42 16:20:01 1 0.67 0.00 0.47 0.08 0.00 98.78 16:20:01 2 0.97 0.00 0.65 0.12 0.00 98.26 16:20:01 3 1.00 0.00 0.37 0.05 0.00 98.58 16:21:01 all 0.16 0.00 0.04 0.00 0.00 99.79 16:21:01 0 0.05 0.00 0.05 0.00 0.02 99.88 16:21:01 1 0.05 0.00 0.03 0.00 0.00 99.92 16:21:01 2 0.02 0.00 0.05 0.00 0.00 99.93 16:21:01 3 0.53 0.00 0.03 0.00 0.00 99.43 16:22:01 all 0.15 0.00 0.05 0.00 0.00 99.80 16:22:01 0 0.03 0.00 0.05 0.00 0.00 99.92 16:22:01 1 0.08 0.00 0.05 0.00 0.00 99.87 16:22:01 2 0.12 0.00 0.03 0.00 0.00 99.85 16:22:01 3 0.38 0.00 0.07 0.00 0.00 99.55 16:23:01 all 0.13 0.00 0.04 0.00 0.00 99.83 16:23:01 0 0.03 0.00 0.03 0.00 0.00 99.93 16:23:01 1 0.05 0.00 0.05 0.00 0.00 99.90 16:23:01 2 0.03 0.00 0.02 0.00 0.00 99.95 16:23:01 3 0.42 0.00 0.05 0.00 0.00 99.53 16:24:01 all 0.13 0.00 0.07 0.00 0.00 99.80 16:24:01 0 0.05 0.00 0.17 0.00 0.00 99.78 16:24:01 1 0.02 0.00 0.03 0.00 0.02 99.93 16:24:01 2 0.07 0.00 0.03 0.00 0.00 99.90 16:24:01 3 0.37 0.00 0.05 0.00 0.00 99.58 16:25:01 all 5.46 0.00 3.72 0.57 0.06 90.19 16:25:01 0 5.20 0.00 4.08 0.88 0.07 89.76 16:25:01 1 4.99 0.00 3.84 0.40 0.07 90.70 16:25:01 2 5.70 0.00 3.93 0.35 0.07 89.95 16:25:01 3 5.95 0.00 3.03 0.64 0.05 90.33 16:26:01 all 11.43 0.00 8.23 3.08 0.15 77.11 16:26:01 0 10.42 0.00 7.71 1.92 0.15 79.79 16:26:01 1 11.43 0.00 8.27 4.86 0.12 75.32 16:26:01 2 12.37 0.00 9.04 1.74 0.17 76.68 16:26:01 3 11.47 0.00 7.92 3.79 0.15 76.67 16:27:02 all 10.86 0.00 8.27 3.53 0.08 77.27 16:27:02 0 8.88 0.00 7.13 1.75 0.07 82.16 16:27:02 1 10.54 0.00 8.99 6.50 0.08 73.89 16:27:02 2 9.44 0.00 8.56 2.88 0.08 79.04 16:27:02 3 14.58 0.00 8.40 2.98 0.07 73.97 Average: all 3.60 0.00 2.59 0.89 0.04 92.88 Average: 0 3.15 0.00 2.46 0.57 0.04 93.79 Average: 1 3.44 0.00 2.69 1.46 0.04 92.38 Average: 2 3.55 0.00 2.76 0.63 0.04 93.03 Average: 3 4.28 0.00 2.45 0.92 0.03 92.31