---> uname -a: Linux prd-centos7-docker-4c-2g-18102.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: 2933.442 BogoMIPS: 5866.88 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% /run/cloud-init/result.json /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/gexfoundry_device-mqtt-go_PR-199 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/gexfoundry_device-mqtt-go_PR-199@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 712 113 0 1011 1019 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:d7:b0:a2 brd ff:ff:ff:ff:ff:ff inet 10.30.122.138/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85958sec preferred_lft 85958sec inet6 fe80::f816:3eff:fed7:b0a2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:60:20:54:cd 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::42:60ff:fe20:54cd/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) 01/04/21 _x86_64_ (4 CPU) 06:11:18 LINUX RESTART (4 CPU) 06:12:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:13:01 31.85 12.64 19.21 0.00 4558.02 2965.29 0.00 06:14:01 0.98 0.00 0.98 0.00 0.00 20.45 0.00 06:15:01 0.22 0.00 0.22 0.00 0.00 2.58 0.00 06:16:01 0.27 0.00 0.27 0.00 0.00 3.60 0.00 06:17:01 0.22 0.00 0.22 0.00 0.00 2.63 0.00 06:18:01 0.33 0.00 0.33 0.00 0.00 5.10 0.00 Average: 5.64 2.11 3.54 0.00 759.88 500.08 0.00 06:12:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:13:01 165004 0 613252 32.59 2620 1100668 1113196 37.99 415732 1100604 12 06:14:01 168880 0 609368 32.39 2620 1100676 1092192 37.27 414920 1098360 8 06:15:01 168892 0 609352 32.39 2620 1100680 1090184 37.21 428988 1084388 8 06:16:01 168420 0 609824 32.41 2620 1100680 1088104 37.14 430376 1083680 8 06:17:01 168296 0 609940 32.42 2620 1100688 1088116 37.14 434828 1079436 20 06:18:01 168264 0 609968 32.42 2620 1100692 1088216 37.14 435164 1079436 8 Average: 167959 0 610284 32.44 2620 1100681 1093335 37.31 426668 1087651 11 06:12:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:13:01 eth0 173.58 124.79 458.36 38.79 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 1.85 1.61 0.40 4.01 0.00 0.00 0.00 0.00 06:14:01 eth0 5.21 1.78 3.62 0.30 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 2.93 0.53 0.70 0.39 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 06:16:01 eth0 2.42 0.72 0.89 0.55 0.00 0.00 0.00 0.00 06:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:17:01 eth0 2.78 0.95 1.08 0.69 0.00 0.00 0.00 0.00 06:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:18:01 eth0 3.06 0.60 0.76 0.40 0.00 0.00 0.00 0.00 06:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 31.67 21.57 77.59 6.85 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 0.31 0.27 0.07 0.67 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) 01/04/21 _x86_64_ (4 CPU) 06:11:18 LINUX RESTART (4 CPU) 06:12:01 CPU %user %nice %system %iowait %steal %idle 06:13:01 all 3.56 0.00 2.32 0.76 0.01 93.35 06:13:01 0 3.46 0.00 2.39 0.96 0.00 93.19 06:13:01 1 3.30 0.00 2.29 0.69 0.02 93.71 06:13:01 2 3.02 0.00 2.26 1.04 0.02 93.66 06:13:01 3 4.47 0.00 2.32 0.37 0.02 92.82 06:14:01 all 0.18 0.00 0.05 0.00 0.00 99.77 06:14:01 0 0.08 0.00 0.07 0.00 0.00 99.85 06:14:01 1 0.53 0.00 0.05 0.00 0.00 99.42 06:14:01 2 0.03 0.00 0.03 0.00 0.00 99.93 06:14:01 3 0.08 0.00 0.03 0.00 0.00 99.88 06:15:01 all 0.18 0.00 0.06 0.00 0.00 99.75 06:15:01 0 0.03 0.00 0.03 0.00 0.00 99.93 06:15:01 1 0.27 0.00 0.12 0.00 0.00 99.62 06:15:01 2 0.10 0.00 0.03 0.00 0.00 99.87 06:15:01 3 0.33 0.00 0.07 0.00 0.00 99.60 06:16:01 all 0.16 0.00 0.05 0.00 0.00 99.79 06:16:01 0 0.10 0.00 0.02 0.00 0.00 99.88 06:16:01 1 0.05 0.00 0.05 0.00 0.02 99.88 06:16:01 2 0.05 0.00 0.05 0.00 0.00 99.90 06:16:01 3 0.45 0.00 0.07 0.00 0.00 99.48 06:17:01 all 0.11 0.00 0.13 0.00 0.00 99.76 06:17:01 0 0.08 0.00 0.07 0.00 0.00 99.85 06:17:01 1 0.07 0.00 0.23 0.00 0.00 99.70 06:17:01 2 0.08 0.00 0.12 0.00 0.02 99.78 06:17:01 3 0.22 0.00 0.08 0.00 0.00 99.70 06:18:01 all 0.12 0.00 0.04 0.00 0.00 99.84 06:18:01 0 0.05 0.00 0.03 0.00 0.00 99.92 06:18:01 1 0.07 0.00 0.05 0.00 0.00 99.88 06:18:01 2 0.05 0.00 0.02 0.00 0.00 99.93 06:18:01 3 0.32 0.00 0.07 0.00 0.00 99.62 Average: all 0.72 0.00 0.44 0.13 0.00 98.71 Average: 0 0.63 0.00 0.43 0.16 0.00 98.78 Average: 1 0.71 0.00 0.46 0.11 0.01 98.70 Average: 2 0.55 0.00 0.42 0.17 0.01 98.85 Average: 3 0.97 0.00 0.44 0.06 0.00 98.52