---> uname -a: Linux prd-centos7-docker-4c-2g-20900.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/auth.log /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/gexfoundry_device-mqtt-go_PR-208 /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-208@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 ---> free -m: total used free shared buff/cache available Mem: 1837 700 77 0 1058 1032 Swap: 1023 0 1023 ---> 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:5b:d8:9c brd ff:ff:ff:ff:ff:ff inet 10.30.123.219/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85968sec preferred_lft 85968sec inet6 fe80::f816:3eff:fe5b:d89c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:a8:0d:5b:5f 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:a8ff:fe0d:5b5f/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) 01/18/21 _x86_64_ (4 CPU) 06:08:28 LINUX RESTART (4 CPU) 06:09:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:10:02 50.37 16.83 33.54 0.00 4947.06 3090.26 0.00 06:11:01 1.79 0.00 1.79 0.00 0.00 36.12 0.00 06:12:01 0.22 0.00 0.22 0.00 0.00 3.11 0.00 06:13:01 0.20 0.00 0.20 0.00 0.00 1.88 0.00 06:14:01 0.25 0.00 0.25 0.00 0.00 3.68 0.00 06:15:01 0.30 0.00 0.30 0.00 0.00 4.60 0.00 Average: 8.88 2.81 6.06 0.00 827.01 524.76 0.00 06:09:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:10:02 154144 0 582244 30.95 2620 1142536 1099928 37.54 383836 1143740 128 06:11:01 159516 0 576864 30.66 2620 1142544 1084864 37.02 384156 1139048 20 06:12:01 157516 0 578860 30.77 2620 1142548 1084912 37.03 385876 1139420 16 06:13:01 157164 0 579208 30.78 2620 1142552 1084936 37.03 401184 1124388 20 06:14:01 157984 0 578384 30.74 2620 1142556 1082808 36.95 392108 1132640 12 06:15:01 156652 0 579708 30.81 2620 1142564 1082936 36.96 400412 1125976 8 Average: 157163 0 579211 30.78 2620 1142550 1086731 37.09 391262 1134202 34 06:09:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:10:02 eth0 548.19 338.06 1036.60 95.03 0.00 0.00 0.00 0.00 06:10:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:02 docker0 2.20 1.65 0.44 4.14 0.00 0.00 0.00 0.00 06:11:01 eth0 1.51 0.52 0.68 0.22 0.00 0.00 0.00 0.00 06:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:12:01 eth0 2.25 0.67 0.71 0.37 0.00 0.00 0.00 0.00 06:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:13:01 eth0 2.86 0.55 0.73 0.39 0.00 0.00 0.00 0.00 06:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:14:01 eth0 3.56 0.30 0.57 0.20 0.00 0.00 0.00 0.00 06:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:15:01 eth0 3.36 1.03 1.29 0.84 0.00 0.00 0.00 0.00 06:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 93.90 57.03 173.95 16.22 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 0.37 0.28 0.07 0.69 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) 01/18/21 _x86_64_ (4 CPU) 06:08:28 LINUX RESTART (4 CPU) 06:09:01 CPU %user %nice %system %iowait %steal %idle 06:10:02 all 9.35 0.00 3.28 1.04 0.03 86.30 06:10:02 0 10.73 0.00 3.35 0.57 0.02 85.33 06:10:02 1 9.35 0.00 3.25 1.28 0.03 86.09 06:10:02 2 10.59 0.00 2.85 0.62 0.03 85.90 06:10:02 3 6.73 0.00 3.68 1.67 0.05 87.87 06:11:01 all 0.10 0.00 0.06 0.00 0.00 99.84 06:11:01 0 0.05 0.00 0.05 0.00 0.02 99.88 06:11:01 1 0.22 0.00 0.07 0.00 0.00 99.71 06:11:01 2 0.07 0.00 0.05 0.00 0.00 99.88 06:11:01 3 0.07 0.00 0.05 0.00 0.00 99.88 06:12:01 all 0.16 0.00 0.03 0.00 0.00 99.80 06:12:01 0 0.05 0.00 0.02 0.00 0.00 99.93 06:12:01 1 0.48 0.00 0.03 0.00 0.02 99.47 06:12:01 2 0.07 0.00 0.07 0.00 0.00 99.87 06:12:01 3 0.03 0.00 0.02 0.00 0.00 99.95 06:13:01 all 0.18 0.00 0.05 0.00 0.00 99.76 06:13:01 0 0.03 0.00 0.05 0.00 0.00 99.92 06:13:01 1 0.32 0.00 0.08 0.00 0.00 99.60 06:13:01 2 0.27 0.00 0.05 0.00 0.00 99.68 06:13:01 3 0.10 0.00 0.03 0.00 0.02 99.85 06:14:01 all 0.17 0.00 0.03 0.00 0.03 99.76 06:14:01 0 0.37 0.00 0.02 0.00 0.02 99.60 06:14:01 1 0.18 0.00 0.03 0.00 0.03 99.75 06:14:01 2 0.08 0.00 0.03 0.00 0.05 99.83 06:14:01 3 0.05 0.00 0.05 0.00 0.03 99.87 06:15:01 all 0.18 0.00 0.05 0.00 0.00 99.77 06:15:01 0 0.03 0.00 0.05 0.00 0.02 99.90 06:15:01 1 0.53 0.00 0.07 0.00 0.00 99.40 06:15:01 2 0.07 0.00 0.05 0.00 0.00 99.88 06:15:01 3 0.07 0.00 0.03 0.00 0.00 99.90 Average: all 1.68 0.00 0.58 0.17 0.01 97.55 Average: 0 1.87 0.00 0.59 0.09 0.01 97.44 Average: 1 1.84 0.00 0.59 0.21 0.01 97.35 Average: 2 1.84 0.00 0.51 0.10 0.01 97.53 Average: 3 1.17 0.00 0.64 0.28 0.02 97.90