---> uname -a: Linux prd-centos7-docker-4c-2g-19364.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% /w/workspace/gexfoundry_device-mqtt-go_PR-201@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-201 ---> free -m: total used free shared buff/cache available Mem: 1837 712 101 0 1023 1019 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:34:b4:ae brd ff:ff:ff:ff:ff:ff inet 10.30.122.188/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86012sec preferred_lft 86012sec inet6 fe80::f816:3eff:fe34:b4ae/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:5d:d5:9d:13 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::42:5dff:fed5:9d13/64 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) 01/11/21 _x86_64_ (4 CPU) 06:02:19 LINUX RESTART (4 CPU) 06:03:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:04:01 58.55 19.76 38.79 0.00 5494.96 3684.43 0.00 06:05:01 1.73 0.00 1.73 0.00 0.00 37.30 0.00 06:06:02 0.45 0.00 0.45 0.00 0.00 6.91 0.00 06:07:01 0.25 0.00 0.25 0.00 0.00 3.66 0.00 06:08:01 0.25 0.00 0.25 0.00 0.00 3.15 0.00 Average: 11.99 3.87 8.13 0.00 1074.87 731.00 0.00 06:03:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:04:01 179600 0 619020 32.90 2620 1080304 1149228 39.22 440204 1062864 128 06:05:01 184156 0 614456 32.66 2620 1080312 1105608 37.73 441692 1058264 16 06:06:02 186212 0 612396 32.55 2620 1080316 1078892 36.82 446148 1052524 16 06:07:01 184408 0 614200 32.64 2620 1080316 1079048 36.83 452612 1047808 12 06:08:01 183924 0 614676 32.67 2620 1080324 1079060 36.83 463896 1036504 8 Average: 183660 0 614950 32.68 2620 1080314 1098367 37.49 448910 1051593 36 06:03:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:04:01 eth0 194.57 140.73 851.49 80.27 0.00 0.00 0.00 0.00 06:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:04:01 docker0 2.13 1.80 0.44 4.24 0.00 0.00 0.00 0.00 06:05:01 eth0 1.76 0.27 0.39 0.16 0.00 0.00 0.00 0.00 06:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:06:02 eth0 2.56 0.78 0.87 0.41 0.00 0.00 0.00 0.00 06:06:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:06:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:07:01 eth0 2.03 0.61 0.65 0.41 0.00 0.00 0.00 0.00 06:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:08:01 eth0 0.55 0.28 0.27 0.23 0.00 0.00 0.00 0.00 06:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 39.45 27.92 167.00 15.95 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 0.42 0.35 0.09 0.83 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) 01/11/21 _x86_64_ (4 CPU) 06:02:19 LINUX RESTART (4 CPU) 06:03:03 CPU %user %nice %system %iowait %steal %idle 06:04:01 all 10.21 0.00 4.03 1.33 10.29 74.14 06:04:01 0 11.89 0.00 4.37 2.19 10.73 70.82 06:04:01 1 9.90 0.00 3.65 1.22 10.06 75.17 06:04:01 2 8.68 0.00 3.73 0.95 10.57 76.08 06:04:01 3 10.39 0.00 4.36 0.98 9.82 74.45 06:05:01 all 0.10 0.00 0.09 0.00 0.51 99.29 06:05:01 0 0.08 0.00 0.10 0.00 0.45 99.37 06:05:01 1 0.20 0.00 0.07 0.00 0.70 99.04 06:05:01 2 0.07 0.00 0.15 0.00 0.48 99.30 06:05:01 3 0.05 0.00 0.05 0.00 0.43 99.47 06:06:02 all 0.15 0.00 0.15 0.00 0.90 98.81 06:06:02 0 0.31 0.00 0.07 0.00 0.93 98.69 06:06:02 1 0.07 0.00 0.10 0.00 1.09 98.74 06:06:02 2 0.15 0.00 0.13 0.00 0.76 98.95 06:06:02 3 0.05 0.00 0.32 0.00 0.80 98.84 06:07:01 all 0.12 0.00 0.04 0.00 0.27 99.56 06:07:01 0 0.02 0.00 0.03 0.00 0.20 99.75 06:07:01 1 0.03 0.00 0.02 0.00 0.24 99.71 06:07:01 2 0.37 0.00 0.08 0.00 0.29 99.26 06:07:01 3 0.07 0.00 0.03 0.00 0.36 99.54 06:08:01 all 0.10 0.00 0.09 0.00 0.54 99.27 06:08:01 0 0.03 0.00 0.05 0.00 0.38 99.54 06:08:01 1 0.30 0.00 0.05 0.00 0.70 98.95 06:08:01 2 0.07 0.00 0.02 0.00 0.65 99.27 06:08:01 3 0.02 0.00 0.23 0.00 0.42 99.33 Average: all 2.08 0.00 0.86 0.26 2.45 94.36 Average: 0 2.37 0.00 0.89 0.42 2.46 93.86 Average: 1 2.05 0.00 0.76 0.24 2.51 94.45 Average: 2 1.83 0.00 0.81 0.18 2.50 94.68 Average: 3 2.06 0.00 0.98 0.19 2.32 94.45