---> uname -a: Linux prd-centos7-docker-4c-2g-3949.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/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-234 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/gexfoundry_device-mqtt-go_PR-234@tmp /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa-host ---> free -m: total used free shared buff/cache available Mem: 1837 711 94 0 1031 1021 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:af:b7:64 brd ff:ff:ff:ff:ff:ff inet 10.30.123.8/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85800sec preferred_lft 85800sec inet6 fe80::f816:3eff:feaf:b764/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:32:ab:01:aa 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::42:32ff:feab:1aa/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) 05/10/21 _x86_64_ (4 CPU) 05:50:04 LINUX RESTART (4 CPU) 05:51:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:52:01 18.62 2.23 16.39 0.00 1046.56 2966.05 0.00 05:53:01 1.78 0.00 1.78 0.00 0.00 35.86 0.00 05:54:01 0.22 0.00 0.22 0.00 0.00 4.00 0.00 05:55:01 0.25 0.00 0.25 0.00 0.00 3.75 0.00 05:56:01 0.28 0.00 0.28 0.00 0.00 4.56 0.00 05:57:01 0.40 0.00 0.40 0.00 0.00 6.81 0.00 05:58:01 0.30 0.00 0.30 0.00 0.00 4.45 0.00 05:59:01 0.22 0.00 0.22 0.00 0.00 3.16 0.00 06:00:01 96.81 62.43 34.38 0.00 4541.50 13632.51 0.00 Average: 13.22 7.19 6.03 0.00 621.27 1852.34 0.00 05:51:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:52:01 121372 0 607956 32.31 2620 1149596 1102856 37.64 428620 1131984 8 05:53:01 124688 0 604632 32.13 2620 1149604 1090088 37.20 427452 1130460 8 05:54:01 123316 0 606000 32.21 2620 1149608 1087040 37.10 428012 1131400 8 05:55:01 119100 0 610216 32.43 2620 1149608 1099496 37.52 433976 1129276 20 05:56:01 120316 0 608992 32.37 2620 1149616 1099556 37.53 433520 1129028 8 05:57:01 120600 0 608704 32.35 2620 1149620 1099612 37.53 433356 1128876 8 05:58:01 120740 0 608560 32.34 2620 1149624 1095284 37.38 433388 1128640 8 05:59:01 120800 0 608496 32.34 2620 1149628 1095308 37.38 433288 1128640 0 06:00:01 71876 0 727072 38.64 2620 1079976 1515628 51.73 602196 967916 98860 Average: 115868 0 621181 33.01 2620 1141876 1142763 39.00 450423 1111802 10992 05:51:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:52:01 eth0 31.37 21.40 33.16 9.33 0.00 0.00 0.00 0.00 05:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:52:01 docker0 2.23 1.70 0.47 4.92 0.00 0.00 0.00 0.00 05:53:01 eth0 3.38 0.65 0.78 0.43 0.00 0.00 0.00 0.00 05:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:54:01 eth0 3.73 0.93 1.04 0.60 0.00 0.00 0.00 0.00 05:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:55:01 eth0 10.93 9.49 1.72 22.77 0.00 0.00 0.00 0.00 05:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:56:01 eth0 5.35 1.87 1.23 5.63 0.00 0.00 0.00 0.00 05:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:57:01 eth0 7.06 0.87 1.31 0.63 0.00 0.00 0.00 0.00 05:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:58:01 eth0 7.19 1.35 1.79 0.95 0.00 0.00 0.00 0.00 05:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:59:01 eth0 2.12 0.98 1.13 0.78 0.00 0.00 0.00 0.00 05:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:00:01 eth0 189.43 148.75 2164.83 15.28 0.00 0.00 0.00 0.00 06:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 28.96 20.71 245.37 6.27 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 0.25 0.19 0.05 0.55 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) 05/10/21 _x86_64_ (4 CPU) 05:50:04 LINUX RESTART (4 CPU) 05:51:01 CPU %user %nice %system %iowait %steal %idle 05:52:01 all 1.37 0.00 1.22 0.38 0.08 96.94 05:52:01 0 1.51 0.00 1.20 1.14 0.10 96.05 05:52:01 1 1.37 0.00 1.30 0.20 0.08 97.04 05:52:01 2 1.35 0.00 1.07 0.12 0.08 97.38 05:52:01 3 1.27 0.00 1.30 0.08 0.07 97.28 05:53:01 all 0.13 0.00 0.06 0.00 0.04 99.77 05:53:01 0 0.38 0.00 0.08 0.00 0.05 99.48 05:53:01 1 0.07 0.00 0.05 0.00 0.05 99.83 05:53:01 2 0.03 0.00 0.07 0.00 0.03 99.87 05:53:01 3 0.02 0.00 0.05 0.00 0.02 99.92 05:54:01 all 0.24 0.00 0.30 0.00 0.17 99.29 05:54:01 0 0.08 0.00 0.27 0.00 0.10 99.55 05:54:01 1 0.35 0.00 0.15 0.00 0.22 99.28 05:54:01 2 0.33 0.00 0.28 0.00 0.18 99.20 05:54:01 3 0.18 0.00 0.51 0.00 0.18 99.12 05:55:01 all 0.25 0.00 0.09 0.00 0.02 99.63 05:55:01 0 0.17 0.00 0.10 0.00 0.03 99.70 05:55:01 1 0.35 0.00 0.08 0.00 0.03 99.53 05:55:01 2 0.18 0.00 0.10 0.00 0.00 99.72 05:55:01 3 0.32 0.00 0.08 0.00 0.02 99.58 05:56:01 all 0.26 0.00 0.05 0.00 0.03 99.66 05:56:01 0 0.33 0.00 0.05 0.00 0.02 99.60 05:56:01 1 0.38 0.00 0.03 0.00 0.03 99.55 05:56:01 2 0.07 0.00 0.05 0.00 0.05 99.83 05:56:01 3 0.25 0.00 0.05 0.00 0.03 99.67 05:57:01 all 0.19 0.00 0.04 0.00 0.05 99.72 05:57:01 0 0.18 0.00 0.05 0.00 0.03 99.73 05:57:01 1 0.43 0.00 0.05 0.00 0.03 99.48 05:57:01 2 0.03 0.00 0.05 0.00 0.07 99.85 05:57:01 3 0.10 0.00 0.02 0.00 0.08 99.80 05:58:01 all 0.15 0.00 0.05 0.00 0.15 99.65 05:58:01 0 0.05 0.00 0.07 0.00 0.17 99.72 05:58:01 1 0.43 0.00 0.03 0.00 0.12 99.42 05:58:01 2 0.07 0.00 0.08 0.00 0.22 99.63 05:58:01 3 0.07 0.00 0.02 0.00 0.10 99.82 05:59:01 all 0.15 0.00 0.04 0.00 0.02 99.79 05:59:01 0 0.03 0.00 0.03 0.00 0.02 99.92 05:59:01 1 0.50 0.00 0.03 0.00 0.02 99.45 05:59:01 2 0.05 0.00 0.05 0.00 0.03 99.87 05:59:01 3 0.03 0.00 0.03 0.00 0.02 99.92 06:00:01 all 5.00 0.00 3.18 1.35 0.34 90.13 06:00:01 0 4.75 0.00 2.89 1.67 0.36 90.32 06:00:01 1 4.78 0.00 2.88 0.15 0.32 91.86 06:00:01 2 4.36 0.00 3.11 1.09 0.35 91.08 06:00:01 3 6.11 0.00 3.82 2.48 0.32 87.27 Average: all 0.85 0.00 0.55 0.19 0.10 98.30 Average: 0 0.83 0.00 0.52 0.31 0.10 98.24 Average: 1 0.96 0.00 0.51 0.04 0.10 98.39 Average: 2 0.72 0.00 0.54 0.13 0.11 98.50 Average: 3 0.92 0.00 0.65 0.28 0.09 98.06