---> uname -a: Linux prd-centos7-docker-4c-2g-9106.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: 2933.436 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 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 7.2G 42.8G 14% / 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 7.2G 42.8G 14% /facter-os /dev/vda1 50.0G 7.2G 42.8G 14% /etc/resolv.conf /dev/vda1 50.0G 7.2G 42.8G 14% /etc/hostname /dev/vda1 50.0G 7.2G 42.8G 14% /etc/hosts /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/gexfoundry_device-mqtt-go_PR-180@tmp /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/sa-host /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/secure /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/auth.log /dev/vda1 50.0G 7.2G 42.8G 14% /run/cloud-init/result.json /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/gexfoundry_device-mqtt-go_PR-180 ---> free -m: total used free shared buff/cache available Mem: 1837 684 108 0 1044 1051 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:6b:23:1d brd ff:ff:ff:ff:ff:ff inet 10.30.122.9/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85682sec preferred_lft 85682sec inet6 fe80::f816:3eff:fe6b:231d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:43:93:52:f1 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::42:43ff:fe93:52f1/64 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) 10/27/20 _x86_64_ (4 CPU) 08:24:54 LINUX RESTART (4 CPU) 08:26:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:27:01 7.44 2.01 5.43 0.00 99.22 144.93 0.00 08:28:01 0.42 0.00 0.42 0.00 0.00 6.48 0.00 08:29:01 0.23 0.00 0.23 0.00 0.00 2.85 0.00 08:30:01 0.18 0.00 0.18 0.00 0.00 2.01 0.00 08:31:01 0.32 0.00 0.32 0.00 0.00 4.83 0.00 08:32:01 0.37 0.02 0.35 0.00 0.13 4.11 0.00 08:33:01 0.28 0.00 0.28 0.00 0.00 3.40 0.00 08:34:01 0.22 0.00 0.22 0.00 0.00 3.11 0.00 08:35:01 0.20 0.00 0.20 0.00 0.00 2.17 0.00 08:36:01 0.27 0.00 0.27 0.00 0.00 3.51 0.00 Average: 0.99 0.20 0.79 0.00 9.94 17.75 0.00 08:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:27:01 163492 0 582632 30.97 2620 1132812 1127940 38.49 467024 1091420 16 08:28:01 169388 0 576728 30.65 2620 1132820 1085264 37.04 461940 1091316 8 08:29:01 169300 0 576812 30.66 2620 1132824 1085084 37.03 463020 1091100 12 08:30:01 167840 0 578268 30.73 2620 1132828 1085264 37.04 463712 1091100 20 08:31:01 165660 0 580444 30.85 2620 1132832 1085168 37.03 470492 1087208 8 08:32:01 165560 0 580536 30.85 2620 1132840 1085084 37.03 476936 1080076 12 08:33:01 165700 0 580388 30.85 2620 1132848 1085084 37.03 470272 1086956 8 08:34:01 164676 0 581408 30.90 2620 1132852 1085312 37.04 471516 1086956 16 08:35:01 166012 0 580064 30.83 2620 1132860 1085084 37.03 470292 1086956 8 08:36:01 165824 0 580248 30.84 2620 1132864 1085156 37.03 469620 1087892 8 Average: 166345 0 579753 30.81 2620 1132838 1089444 37.18 468482 1088098 12 08:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:27:01 eth0 27.18 22.47 21.38 26.40 0.00 0.00 0.00 0.00 08:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:27:01 docker0 2.03 1.55 0.37 3.72 0.00 0.00 0.00 0.00 08:28:01 eth0 0.80 0.40 0.33 0.17 0.00 0.00 0.00 0.00 08:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:29:01 eth0 0.67 0.10 0.06 0.04 0.00 0.00 0.00 0.00 08:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 eth0 0.52 0.42 0.27 0.20 0.00 0.00 0.00 0.00 08:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:31:01 eth0 0.30 0.22 0.14 0.07 0.00 0.00 0.00 0.00 08:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:32:01 eth0 0.30 0.08 0.02 0.01 0.00 0.00 0.00 0.00 08:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:33:01 eth0 0.93 0.02 0.10 0.00 0.00 0.00 0.00 0.00 08:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:34:01 eth0 0.52 0.33 0.27 0.20 0.00 0.00 0.00 0.00 08:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:35:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 0.00 08:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:36:01 eth0 0.20 0.17 0.08 0.07 0.00 0.00 0.00 0.00 08:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 3.15 2.43 2.27 2.72 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 0.15 0.04 0.37 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) 10/27/20 _x86_64_ (4 CPU) 08:24:54 LINUX RESTART (4 CPU) 08:26:01 CPU %user %nice %system %iowait %steal %idle 08:27:01 all 1.14 0.00 0.58 0.09 0.02 98.17 08:27:01 0 0.85 0.00 0.58 0.17 0.03 98.36 08:27:01 1 0.94 0.00 0.60 0.05 0.00 98.41 08:27:01 2 1.50 0.00 0.69 0.03 0.03 97.74 08:27:01 3 1.29 0.00 0.47 0.10 0.00 98.15 08:28:01 all 0.13 0.00 0.04 0.00 0.00 99.83 08:28:01 0 0.02 0.00 0.03 0.00 0.00 99.95 08:28:01 1 0.07 0.00 0.03 0.00 0.00 99.90 08:28:01 2 0.08 0.00 0.07 0.00 0.00 99.85 08:28:01 3 0.33 0.00 0.03 0.00 0.00 99.63 08:29:01 all 0.10 0.00 0.03 0.00 0.01 99.86 08:29:01 0 0.02 0.00 0.03 0.00 0.00 99.95 08:29:01 1 0.05 0.00 0.02 0.00 0.02 99.92 08:29:01 2 0.03 0.00 0.05 0.00 0.00 99.92 08:29:01 3 0.30 0.00 0.03 0.00 0.02 99.65 08:30:01 all 0.09 0.00 0.03 0.00 0.00 99.88 08:30:01 0 0.02 0.00 0.00 0.00 0.00 99.98 08:30:01 1 0.02 0.00 0.03 0.00 0.00 99.95 08:30:01 2 0.08 0.00 0.05 0.00 0.02 99.85 08:30:01 3 0.25 0.00 0.02 0.00 0.00 99.73 08:31:01 all 0.15 0.00 0.03 0.00 0.00 99.82 08:31:01 0 0.03 0.00 0.02 0.00 0.00 99.95 08:31:01 1 0.03 0.00 0.07 0.00 0.00 99.90 08:31:01 2 0.07 0.00 0.03 0.00 0.00 99.90 08:31:01 3 0.47 0.00 0.02 0.00 0.00 99.52 08:32:01 all 0.15 0.00 0.04 0.00 0.00 99.81 08:32:01 0 0.00 0.00 0.02 0.00 0.00 99.98 08:32:01 1 0.03 0.00 0.07 0.00 0.00 99.90 08:32:01 2 0.05 0.00 0.05 0.00 0.00 99.90 08:32:01 3 0.52 0.00 0.02 0.00 0.00 99.47 08:33:01 all 0.16 0.00 0.02 0.00 0.00 99.81 08:33:01 0 0.03 0.00 0.02 0.00 0.00 99.95 08:33:01 1 0.02 0.00 0.02 0.00 0.00 99.97 08:33:01 2 0.08 0.00 0.05 0.00 0.02 99.85 08:33:01 3 0.52 0.00 0.02 0.00 0.00 99.47 08:34:01 all 0.16 0.00 0.05 0.00 0.00 99.79 08:34:01 0 0.02 0.00 0.05 0.00 0.00 99.93 08:34:01 1 0.03 0.00 0.02 0.00 0.00 99.95 08:34:01 2 0.08 0.00 0.05 0.00 0.02 99.85 08:34:01 3 0.50 0.00 0.07 0.00 0.00 99.43 08:35:01 all 0.07 0.00 0.04 0.00 0.00 99.89 08:35:01 0 0.00 0.00 0.02 0.00 0.00 99.98 08:35:01 1 0.10 0.00 0.03 0.00 0.00 99.87 08:35:01 2 0.08 0.00 0.07 0.00 0.02 99.83 08:35:01 3 0.10 0.00 0.03 0.00 0.00 99.87 08:36:01 all 0.14 0.00 0.02 0.00 0.00 99.84 08:36:01 0 0.02 0.00 0.02 0.00 0.00 99.97 08:36:01 1 0.03 0.00 0.02 0.00 0.00 99.95 08:36:01 2 0.48 0.00 0.05 0.00 0.00 99.47 08:36:01 3 0.02 0.00 0.02 0.00 0.00 99.97 Average: all 0.23 0.00 0.09 0.01 0.00 99.67 Average: 0 0.10 0.00 0.08 0.02 0.00 99.80 Average: 1 0.13 0.00 0.09 0.01 0.00 99.77 Average: 2 0.26 0.00 0.12 0.00 0.01 99.62 Average: 3 0.43 0.00 0.07 0.01 0.00 99.49