---> uname -a: Linux prd-centos7-docker-4c-2g-21724.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: 2933.436 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% /w/workspace/gexfoundry_device-mqtt-go_PR-200@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 /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-200 ---> free -m: total used free shared buff/cache available Mem: 1837 697 112 0 1027 1035 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:62:0e:3d brd ff:ff:ff:ff:ff:ff inet 10.30.122.147/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85645sec preferred_lft 85645sec inet6 fe80::f816:3eff:fe62:e3d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:0f:f9:43:38 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:fff:fef9:4338/64 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) 01/20/21 _x86_64_ (4 CPU) 23:18:01 LINUX RESTART (4 CPU) 23:19:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:20:01 18.54 5.03 13.51 0.00 1136.14 2726.34 0.00 23:21:01 1.95 0.00 1.95 0.00 0.00 37.89 0.00 23:22:01 0.30 0.00 0.30 0.00 0.00 4.33 0.00 23:23:01 0.27 0.00 0.27 0.00 0.00 3.95 0.00 23:24:01 0.30 0.00 0.30 0.00 0.00 5.98 0.00 23:25:01 0.37 0.00 0.37 0.00 0.00 5.68 0.00 23:26:01 0.35 0.00 0.35 0.00 0.00 5.31 0.00 23:27:01 0.25 0.00 0.25 0.00 0.00 4.15 0.00 23:28:01 0.23 0.00 0.23 0.00 0.00 3.73 0.00 23:29:01 0.35 0.00 0.35 0.00 0.00 5.16 0.00 23:30:01 0.33 0.00 0.33 0.00 0.00 4.38 0.00 Average: 2.09 0.45 1.64 0.00 101.75 251.50 0.00 23:19:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:20:01 144020 0 600420 31.91 2620 1134484 1148140 39.18 453352 1084252 16 23:21:01 151764 0 592668 31.50 2620 1134492 1086816 37.09 450380 1081488 8 23:22:01 151700 0 592728 31.50 2620 1134496 1086768 37.09 454744 1076700 16 23:23:01 150836 0 593592 31.55 2620 1134496 1086756 37.09 458588 1074140 20 23:24:01 150144 0 594276 31.58 2620 1134504 1086904 37.09 461588 1071564 8 23:25:01 151788 0 592628 31.50 2620 1134508 1086676 37.09 460324 1071564 12 23:26:01 150992 0 593420 31.54 2620 1134512 1086832 37.09 461240 1071564 8 23:27:01 151132 0 593276 31.53 2620 1134516 1086772 37.09 461028 1071564 8 23:28:01 151408 0 592992 31.52 2620 1134524 1086676 37.09 460396 1071564 8 23:29:01 148200 0 596196 31.69 2620 1134528 1086832 37.09 464060 1071564 8 23:30:01 149084 0 595312 31.64 2620 1134528 1086672 37.09 463216 1071564 12 Average: 150097 0 594319 31.59 2620 1134508 1092349 37.28 458992 1074321 11 23:19:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:20:01 eth0 27.24 21.48 30.12 20.25 0.00 0.00 0.00 0.00 23:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:20:01 docker0 3.00 2.05 0.44 4.15 0.00 0.00 0.00 0.00 23:21:01 eth0 1.98 0.27 0.37 0.19 0.00 0.00 0.00 0.00 23:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:22:01 eth0 4.65 0.47 0.88 0.36 0.00 0.00 0.00 0.00 23:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:23:01 eth0 4.40 0.82 1.08 0.62 0.00 0.00 0.00 0.00 23:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:24:01 eth0 1.28 0.68 0.68 0.46 0.00 0.00 0.00 0.00 23:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:25:01 eth0 0.17 0.02 0.02 0.00 0.00 0.00 0.00 0.00 23:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:26:01 eth0 0.88 0.40 0.31 0.21 0.00 0.00 0.00 0.00 23:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:27:01 eth0 1.07 0.30 0.33 0.20 0.00 0.00 0.00 0.00 23:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:28:01 eth0 0.68 0.08 0.06 0.01 0.00 0.00 0.00 0.00 23:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:29:01 eth0 1.70 0.63 0.72 0.46 0.00 0.00 0.00 0.00 23:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:30:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 23:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 3.98 2.27 3.10 2.04 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 0.27 0.18 0.04 0.37 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) 01/20/21 _x86_64_ (4 CPU) 23:18:01 LINUX RESTART (4 CPU) 23:19:02 CPU %user %nice %system %iowait %steal %idle 23:20:01 all 1.62 0.00 1.15 0.34 0.26 96.63 23:20:01 0 2.11 0.00 0.97 0.14 0.26 96.53 23:20:01 1 1.40 0.00 1.02 0.17 0.20 97.21 23:20:01 2 1.29 0.00 1.50 0.03 0.31 96.87 23:20:01 3 1.69 0.00 1.12 1.01 0.26 95.93 23:21:01 all 0.20 0.00 0.05 0.00 0.03 99.72 23:21:01 0 0.57 0.00 0.07 0.00 0.02 99.35 23:21:01 1 0.07 0.00 0.07 0.00 0.03 99.83 23:21:01 2 0.03 0.00 0.03 0.00 0.03 99.90 23:21:01 3 0.15 0.00 0.03 0.00 0.02 99.80 23:22:01 all 0.15 0.00 0.07 0.00 0.04 99.74 23:22:01 0 0.03 0.00 0.03 0.00 0.02 99.92 23:22:01 1 0.08 0.00 0.08 0.00 0.07 99.77 23:22:01 2 0.47 0.00 0.03 0.00 0.03 99.47 23:22:01 3 0.03 0.00 0.12 0.00 0.05 99.80 23:23:01 all 0.20 0.00 0.04 0.00 0.02 99.75 23:23:01 0 0.17 0.00 0.03 0.00 0.02 99.78 23:23:01 1 0.07 0.00 0.05 0.00 0.03 99.85 23:23:01 2 0.50 0.00 0.05 0.00 0.03 99.42 23:23:01 3 0.05 0.00 0.02 0.00 0.00 99.93 23:24:01 all 0.20 0.00 0.07 0.00 0.04 99.70 23:24:01 0 0.10 0.00 0.07 0.00 0.00 99.83 23:24:01 1 0.07 0.00 0.07 0.00 0.05 99.82 23:24:01 2 0.53 0.00 0.05 0.00 0.07 99.35 23:24:01 3 0.08 0.00 0.10 0.00 0.03 99.78 23:25:01 all 0.15 0.00 0.04 0.00 0.02 99.79 23:25:01 0 0.03 0.00 0.03 0.00 0.02 99.92 23:25:01 1 0.05 0.00 0.05 0.00 0.03 99.87 23:25:01 2 0.48 0.00 0.03 0.00 0.02 99.47 23:25:01 3 0.03 0.00 0.05 0.00 0.00 99.92 23:26:01 all 0.09 0.00 0.04 0.00 0.00 99.87 23:26:01 0 0.03 0.00 0.02 0.00 0.00 99.95 23:26:01 1 0.07 0.00 0.07 0.00 0.00 99.87 23:26:01 2 0.23 0.00 0.07 0.00 0.00 99.70 23:26:01 3 0.03 0.00 0.02 0.00 0.00 99.95 23:27:01 all 0.16 0.00 0.03 0.00 0.00 99.81 23:27:01 0 0.03 0.00 0.02 0.00 0.00 99.95 23:27:01 1 0.03 0.00 0.02 0.00 0.00 99.95 23:27:01 2 0.52 0.00 0.03 0.00 0.02 99.43 23:27:01 3 0.05 0.00 0.03 0.00 0.00 99.92 23:28:01 all 0.13 0.00 0.04 0.00 0.01 99.82 23:28:01 0 0.02 0.00 0.03 0.00 0.02 99.93 23:28:01 1 0.03 0.00 0.02 0.00 0.00 99.95 23:28:01 2 0.43 0.00 0.07 0.00 0.02 99.48 23:28:01 3 0.03 0.00 0.03 0.00 0.02 99.92 23:29:01 all 0.10 0.00 0.05 0.00 0.03 99.82 23:29:01 0 0.05 0.00 0.05 0.00 0.02 99.88 23:29:01 1 0.02 0.00 0.05 0.00 0.03 99.90 23:29:01 2 0.33 0.00 0.08 0.00 0.03 99.55 23:29:01 3 0.02 0.00 0.02 0.00 0.03 99.93 23:30:01 all 0.15 0.00 0.04 0.00 0.00 99.80 23:30:01 0 0.03 0.00 0.03 0.00 0.00 99.93 23:30:01 1 0.05 0.00 0.05 0.00 0.02 99.88 23:30:01 2 0.45 0.00 0.03 0.00 0.00 99.52 23:30:01 3 0.08 0.00 0.03 0.00 0.00 99.88 Average: CPU %user %nice %system %iowait %steal %idle Average: all 0.28 0.00 0.14 0.03 0.04 99.50 Average: 0 0.29 0.00 0.12 0.01 0.03 99.55 Average: 1 0.17 0.00 0.14 0.02 0.04 99.63 Average: 2 0.48 0.00 0.18 0.00 0.05 99.29 Average: 3 0.20 0.00 0.14 0.09 0.04 99.53