---> uname -a: Linux prd-centos7-docker-4c-2g-21283.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-197@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-197 ---> free -m: total used free shared buff/cache available Mem: 1837 719 110 0 1007 1013 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:ea:9d:f3 brd ff:ff:ff:ff:ff:ff inet 10.30.123.191/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85810sec preferred_lft 85810sec inet6 fe80::f816:3eff:feea:9df3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:a1:3e:82:72 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:a1ff:fe3e:8272/64 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) 01/19/21 _x86_64_ (4 CPU) 20:22:37 LINUX RESTART (4 CPU) 20:23:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:24:01 95.19 41.81 53.38 0.00 7915.08 9882.11 0.00 20:25:01 2.73 0.00 2.73 0.00 0.00 59.92 0.00 20:26:01 0.45 0.00 0.45 0.00 0.00 6.24 0.00 20:27:01 0.27 0.00 0.27 0.00 0.00 3.33 0.00 20:28:01 0.22 0.00 0.22 0.00 0.00 2.60 0.00 20:29:01 0.25 0.00 0.25 0.00 0.00 3.46 0.00 20:30:01 0.30 0.00 0.30 0.00 0.00 3.23 0.00 20:31:01 0.25 0.00 0.25 0.00 0.00 2.46 0.00 20:32:01 0.30 0.00 0.30 0.00 0.00 3.80 0.00 Average: 11.11 4.65 6.46 0.00 879.88 1107.99 0.00 20:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:24:01 167984 0 625796 33.26 2620 1085144 1119964 38.22 445180 1070616 128 20:25:01 173956 0 619708 32.94 2620 1085260 1105928 37.74 446544 1063548 16 20:26:01 174000 0 619656 32.93 2620 1085268 1090508 37.22 442632 1067736 20 20:27:01 175352 0 618304 32.86 2620 1085268 1078172 36.80 462400 1046716 12 20:28:01 176076 0 617572 32.82 2620 1085276 1078172 36.80 459740 1049420 8 20:29:01 174368 0 619276 32.91 2620 1085280 1078280 36.80 469232 1041764 8 20:30:01 174840 0 618800 32.89 2620 1085284 1078172 36.80 468652 1041764 8 20:31:01 175284 0 618352 32.86 2620 1085288 1078172 36.80 468556 1041764 8 20:32:01 174724 0 618904 32.89 2620 1085296 1078172 36.80 468512 1041816 8 Average: 174065 0 619596 32.93 2620 1085263 1087282 37.11 459050 1051683 24 20:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:24:01 eth0 476.07 295.89 1056.41 92.27 0.00 0.00 0.00 0.00 20:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:24:01 docker0 2.30 1.83 0.45 4.11 0.00 0.00 0.00 0.00 20:25:01 eth0 2.85 0.87 0.93 0.59 0.00 0.00 0.00 0.00 20:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:26:01 eth0 0.75 0.37 0.30 0.23 0.00 0.00 0.00 0.00 20:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:27:01 eth0 0.28 0.08 0.02 0.01 0.00 0.00 0.00 0.00 20:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:28:01 eth0 1.00 0.08 0.10 0.01 0.00 0.00 0.00 0.00 20:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:29:01 eth0 1.15 0.63 0.67 0.46 0.00 0.00 0.00 0.00 20:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:01 eth0 0.17 0.08 0.01 0.01 0.00 0.00 0.00 0.00 20:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:31:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 20:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:32:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 20:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 53.63 33.15 117.66 10.40 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 0.26 0.20 0.05 0.46 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) 01/19/21 _x86_64_ (4 CPU) 20:22:37 LINUX RESTART (4 CPU) 20:23:01 CPU %user %nice %system %iowait %steal %idle 20:24:01 all 13.35 0.00 5.73 2.61 0.29 78.01 20:24:01 0 13.29 0.00 6.15 1.41 0.32 78.82 20:24:01 1 12.53 0.00 5.51 2.09 0.31 79.56 20:24:01 2 14.65 0.00 4.88 4.55 0.27 75.65 20:24:01 3 12.94 0.00 6.39 2.41 0.26 78.00 20:25:01 all 0.16 0.00 0.07 0.00 0.01 99.76 20:25:01 0 0.03 0.00 0.03 0.00 0.00 99.93 20:25:01 1 0.10 0.00 0.07 0.00 0.02 99.82 20:25:01 2 0.42 0.00 0.10 0.00 0.02 99.47 20:25:01 3 0.08 0.00 0.07 0.00 0.02 99.83 20:26:01 all 0.13 0.00 0.07 0.00 0.03 99.77 20:26:01 0 0.03 0.00 0.10 0.00 0.00 99.87 20:26:01 1 0.07 0.00 0.08 0.00 0.03 99.82 20:26:01 2 0.35 0.00 0.07 0.00 0.00 99.58 20:26:01 3 0.05 0.00 0.02 0.00 0.10 99.83 20:27:01 all 0.13 0.00 0.06 0.00 0.00 99.81 20:27:01 0 0.00 0.00 0.00 0.00 0.02 99.98 20:27:01 1 0.07 0.00 0.17 0.00 0.00 99.77 20:27:01 2 0.40 0.00 0.03 0.00 0.00 99.57 20:27:01 3 0.03 0.00 0.03 0.00 0.00 99.93 20:28:01 all 0.17 0.00 0.08 0.00 0.00 99.74 20:28:01 0 0.03 0.00 0.10 0.00 0.00 99.87 20:28:01 1 0.12 0.00 0.12 0.00 0.02 99.75 20:28:01 2 0.53 0.00 0.05 0.00 0.00 99.42 20:28:01 3 0.02 0.00 0.05 0.00 0.00 99.93 20:29:01 all 0.18 0.00 0.07 0.00 0.00 99.74 20:29:01 0 0.10 0.00 0.02 0.00 0.00 99.88 20:29:01 1 0.08 0.00 0.18 0.00 0.00 99.73 20:29:01 2 0.52 0.00 0.05 0.00 0.00 99.43 20:29:01 3 0.02 0.00 0.05 0.00 0.02 99.92 20:30:01 all 0.17 0.00 0.05 0.00 0.00 99.78 20:30:01 0 0.03 0.00 0.02 0.00 0.00 99.95 20:30:01 1 0.03 0.00 0.12 0.00 0.00 99.85 20:30:01 2 0.55 0.00 0.03 0.00 0.02 99.40 20:30:01 3 0.05 0.00 0.02 0.00 0.00 99.93 20:31:01 all 0.09 0.00 0.04 0.00 0.00 99.87 20:31:01 0 0.02 0.00 0.02 0.00 0.00 99.97 20:31:01 1 0.05 0.00 0.05 0.00 0.00 99.90 20:31:01 2 0.30 0.00 0.07 0.00 0.00 99.63 20:31:01 3 0.00 0.00 0.02 0.00 0.00 99.98 20:32:01 all 0.08 0.00 0.04 0.00 0.01 99.87 20:32:01 0 0.02 0.00 0.03 0.00 0.02 99.93 20:32:01 1 0.07 0.00 0.05 0.00 0.02 99.87 20:32:01 2 0.22 0.00 0.05 0.00 0.00 99.73 20:32:01 3 0.03 0.00 0.03 0.00 0.00 99.93 Average: all 1.58 0.00 0.68 0.29 0.04 97.42 Average: 0 1.48 0.00 0.71 0.15 0.04 97.62 Average: 1 1.44 0.00 0.70 0.23 0.04 97.60 Average: 2 1.96 0.00 0.58 0.50 0.03 96.93 Average: 3 1.44 0.00 0.73 0.26 0.04 97.52