---> uname -a: Linux prd-centos7-docker-4c-2g-3856.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/sa-host /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/secure /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/gexfoundry_device-mqtt-go_PR-227 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/gexfoundry_device-mqtt-go_PR-227@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 721 98 0 1017 1011 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:e7:d0:4d brd ff:ff:ff:ff:ff:ff inet 10.30.123.249/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85745sec preferred_lft 85745sec inet6 fe80::f816:3eff:fee7:d04d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:1b:d9:b7:bf 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::42:1bff:fed9:b7bf/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) 05/09/21 _x86_64_ (4 CPU) 19:18:06 LINUX RESTART (4 CPU) 19:19:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:01 63.55 21.87 41.69 0.00 5740.05 4117.59 0.00 19:21:01 3.40 0.07 3.33 0.00 2.13 123.34 0.00 19:22:01 0.42 0.00 0.42 0.00 0.00 5.71 0.00 19:23:01 0.27 0.00 0.27 0.00 0.00 3.46 0.00 19:24:01 0.28 0.00 0.28 0.00 0.00 4.23 0.00 19:25:01 0.33 0.00 0.33 0.00 0.00 4.71 0.00 19:26:02 0.28 0.00 0.28 0.00 0.00 2.71 0.00 19:27:01 0.20 0.00 0.20 0.00 0.00 1.54 0.00 19:28:01 0.28 0.00 0.28 0.00 0.00 3.21 0.00 19:29:01 135.61 78.64 56.97 0.00 6242.68 16313.66 0.00 Average: 20.46 10.07 10.39 0.00 1194.86 2062.09 0.00 19:19:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:01 134828 0 620088 32.96 2620 1124008 1154416 39.40 440904 1103592 128 19:21:01 139784 0 615136 32.69 2620 1124004 1122256 38.30 438336 1102420 12 19:22:01 145760 0 609156 32.38 2620 1124008 1069612 36.50 433896 1101588 8 19:23:01 137808 0 617104 32.80 2620 1124012 1110140 37.89 441668 1101512 8 19:24:01 139476 0 615432 32.71 2620 1124016 1090672 37.22 440580 1101296 8 19:25:01 139184 0 615716 32.72 2620 1124024 1091776 37.26 439764 1102256 8 19:26:02 143144 0 611756 32.51 2620 1124024 1080000 36.86 436480 1102156 8 19:27:01 143720 0 611176 32.48 2620 1124028 1080000 36.86 436360 1102156 8 19:28:01 143432 0 611456 32.50 2620 1124036 1080000 36.86 436368 1102156 8 19:29:01 161028 0 718684 38.20 2620 999212 1282532 43.77 453180 1004864 44688 Average: 142816 0 624570 33.19 2620 1111537 1116140 38.09 439754 1092400 4488 19:19:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:01 eth0 259.19 176.11 1062.72 74.20 0.00 0.00 0.00 0.00 19:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:01 docker0 2.01 1.79 0.45 4.99 0.00 0.00 0.00 0.00 19:21:01 eth0 1.33 0.72 1.69 0.24 0.00 0.00 0.00 0.00 19:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:22:01 eth0 0.45 0.08 0.04 0.01 0.00 0.00 0.00 0.00 19:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:23:01 eth0 4.24 3.87 0.56 15.13 0.00 0.00 0.00 0.00 19:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:24:01 eth0 3.99 3.51 0.75 13.34 0.00 0.00 0.00 0.00 19:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:25:01 eth0 0.85 0.48 0.42 0.68 0.00 0.00 0.00 0.00 19:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:26:02 eth0 0.08 0.08 0.01 0.04 0.00 0.00 0.00 0.00 19:26:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:26:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:27:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 19:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:28:01 eth0 0.13 0.07 0.01 0.01 0.00 0.00 0.00 0.00 19:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:29:01 eth0 190.81 148.57 2166.24 18.06 0.00 0.00 0.00 0.00 19:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 45.91 33.23 323.14 12.10 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 0.20 0.18 0.04 0.49 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) 05/09/21 _x86_64_ (4 CPU) 19:18:06 LINUX RESTART (4 CPU) 19:19:02 CPU %user %nice %system %iowait %steal %idle 19:20:01 all 12.02 0.00 6.10 1.49 25.52 54.87 19:20:01 0 9.24 0.00 5.95 0.93 26.57 57.32 19:20:01 1 11.10 0.00 5.72 1.29 25.82 56.06 19:20:01 2 16.42 0.00 6.19 1.24 24.37 51.77 19:20:01 3 11.53 0.00 6.54 2.49 25.27 54.16 19:21:01 all 0.15 0.00 0.08 0.00 0.58 99.19 19:21:01 0 0.05 0.00 0.10 0.00 0.42 99.43 19:21:01 1 0.08 0.00 0.03 0.00 0.60 99.29 19:21:01 2 0.37 0.00 0.10 0.00 0.48 99.05 19:21:01 3 0.10 0.00 0.10 0.00 0.83 98.97 19:22:01 all 0.06 0.00 0.08 0.00 0.90 98.96 19:22:01 0 0.02 0.00 0.00 0.00 0.70 99.29 19:22:01 1 0.02 0.00 0.05 0.00 0.71 99.22 19:22:01 2 0.15 0.00 0.07 0.00 1.09 98.69 19:22:01 3 0.05 0.00 0.20 0.00 1.11 98.64 19:23:01 all 0.15 0.00 0.07 0.00 1.00 98.78 19:23:01 0 0.17 0.00 0.08 0.00 0.75 99.01 19:23:01 1 0.07 0.00 0.07 0.00 1.29 98.58 19:23:01 2 0.17 0.00 0.07 0.00 0.61 99.15 19:23:01 3 0.21 0.00 0.08 0.00 1.34 98.37 19:24:01 all 0.16 0.00 0.10 0.00 0.67 99.07 19:24:01 0 0.08 0.00 0.02 0.00 0.40 99.50 19:24:01 1 0.10 0.00 0.13 0.00 0.50 99.27 19:24:01 2 0.12 0.00 0.17 0.00 0.86 98.85 19:24:01 3 0.35 0.00 0.07 0.00 0.93 98.66 19:25:01 all 0.21 0.00 0.12 0.00 0.72 98.95 19:25:01 0 0.03 0.00 0.13 0.00 0.43 99.40 19:25:01 1 0.50 0.00 0.10 0.00 0.88 98.53 19:25:01 2 0.12 0.00 0.07 0.00 0.99 98.82 19:25:01 3 0.20 0.00 0.18 0.00 0.58 99.04 19:26:02 all 0.12 0.00 0.03 0.00 0.27 99.58 19:26:02 0 0.02 0.00 0.02 0.00 0.08 99.88 19:26:02 1 0.38 0.00 0.03 0.00 0.42 99.17 19:26:02 2 0.03 0.00 0.03 0.00 0.37 99.57 19:26:02 3 0.03 0.00 0.03 0.00 0.23 99.70 19:27:01 all 0.05 0.00 0.04 0.00 0.74 99.16 19:27:01 0 0.00 0.00 0.03 0.00 1.47 98.50 19:27:01 1 0.03 0.00 0.03 0.00 0.25 99.68 19:27:01 2 0.15 0.00 0.05 0.02 0.68 99.11 19:27:01 3 0.03 0.00 0.05 0.00 0.54 99.38 19:28:01 all 0.07 0.00 0.03 0.01 0.84 99.05 19:28:01 0 0.02 0.00 0.03 0.03 1.27 98.65 19:28:01 1 0.22 0.00 0.03 0.00 0.63 99.12 19:28:01 2 0.02 0.00 0.00 0.00 0.46 99.52 19:28:01 3 0.03 0.00 0.05 0.00 0.99 98.93 19:29:01 all 4.96 0.00 3.63 1.66 13.20 76.56 19:29:01 0 4.52 0.00 3.47 2.99 13.72 75.30 19:29:01 1 5.18 0.00 3.68 0.55 13.58 77.01 19:29:01 2 4.35 0.00 3.72 1.72 12.79 77.42 19:29:01 3 5.81 0.00 3.64 1.39 12.69 76.48 Average: all 1.86 0.00 1.06 0.33 4.59 92.16 Average: 0 1.49 0.00 1.03 0.40 4.78 92.30 Average: 1 1.84 0.00 1.03 0.19 4.63 92.32 Average: 2 2.24 0.00 1.07 0.30 4.35 92.04 Average: 3 1.90 0.00 1.13 0.40 4.59 91.98