---> uname -a: Linux prd-centos7-docker-4c-2g-15839.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-193 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/gexfoundry_device-mqtt-go_PR-193@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 ---> free -m: total used free shared buff/cache available Mem: 1837 701 106 0 1029 1031 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:86:1d:4e brd ff:ff:ff:ff:ff:ff inet 10.30.123.44/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85982sec preferred_lft 85982sec inet6 fe80::f816:3eff:fe86:1d4e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:0d:cd:f3:d2 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:dff:fecd:f3d2/64 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) 12/14/20 _x86_64_ (4 CPU) 06:22:30 LINUX RESTART (4 CPU) 06:23:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:24:01 61.31 20.44 40.87 0.00 5508.81 3668.14 0.00 06:25:01 1.83 0.00 1.83 0.00 0.00 32.21 0.00 06:26:01 0.50 0.00 0.50 0.00 0.00 6.13 0.00 06:27:01 0.17 0.00 0.17 0.00 0.00 1.47 0.00 06:28:01 0.23 0.00 0.23 0.00 0.00 3.40 0.00 06:29:01 0.37 0.00 0.37 0.00 0.00 5.45 0.00 Average: 10.74 3.41 7.33 0.00 918.39 619.63 0.00 06:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:24:01 165020 0 594096 31.57 2620 1119808 1095692 37.39 410572 1107764 132 06:25:01 168356 0 590752 31.40 2620 1119816 1075584 36.71 411884 1104032 8 06:26:01 168480 0 590624 31.39 2620 1119820 1075620 36.71 415376 1100716 8 06:27:01 166008 0 593096 31.52 2620 1119820 1069452 36.50 418508 1099828 20 06:28:01 166964 0 592132 31.47 2620 1119828 1069332 36.49 429328 1088380 16 06:29:01 163168 0 595924 31.67 2620 1119832 1069464 36.50 433016 1088380 8 Average: 166333 0 592771 31.50 2620 1119821 1075857 36.72 419781 1098183 32 06:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:24:01 eth0 503.30 301.86 1034.95 90.94 0.00 0.00 0.00 0.00 06:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:24:01 docker0 2.11 1.71 0.41 4.01 0.00 0.00 0.00 0.00 06:25:01 eth0 1.87 0.47 0.43 0.22 0.00 0.00 0.00 0.00 06:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:26:01 eth0 1.88 0.57 0.62 0.36 0.00 0.00 0.00 0.00 06:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:27:01 eth0 0.75 0.38 0.30 0.24 0.00 0.00 0.00 0.00 06:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:28:01 eth0 0.62 0.08 0.06 0.01 0.00 0.00 0.00 0.00 06:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:29:01 eth0 2.20 0.40 0.55 0.26 0.00 0.00 0.00 0.00 06:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 85.12 50.64 172.86 15.34 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 0.35 0.29 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) 12/14/20 _x86_64_ (4 CPU) 06:22:30 LINUX RESTART (4 CPU) 06:23:01 CPU %user %nice %system %iowait %steal %idle 06:24:01 all 11.91 0.00 3.58 1.14 0.04 83.34 06:24:01 0 10.69 0.00 4.66 1.60 0.03 83.02 06:24:01 1 10.38 0.00 3.79 0.67 0.05 85.11 06:24:01 2 11.88 0.00 3.53 1.83 0.03 82.72 06:24:01 3 14.70 0.00 2.34 0.44 0.03 82.49 06:25:01 all 0.19 0.00 0.07 0.00 0.01 99.73 06:25:01 0 0.02 0.00 0.07 0.00 0.02 99.90 06:25:01 1 0.58 0.00 0.05 0.00 0.02 99.35 06:25:01 2 0.08 0.00 0.10 0.00 0.02 99.80 06:25:01 3 0.07 0.00 0.05 0.00 0.00 99.88 06:26:01 all 0.09 0.00 0.05 0.00 0.01 99.85 06:26:01 0 0.05 0.00 0.03 0.00 0.00 99.92 06:26:01 1 0.17 0.00 0.05 0.00 0.02 99.77 06:26:01 2 0.10 0.00 0.05 0.00 0.02 99.83 06:26:01 3 0.03 0.00 0.07 0.00 0.00 99.90 06:27:01 all 0.15 0.00 0.04 0.00 0.00 99.81 06:27:01 0 0.07 0.00 0.03 0.00 0.00 99.90 06:27:01 1 0.45 0.00 0.08 0.00 0.00 99.47 06:27:01 2 0.05 0.00 0.02 0.00 0.00 99.93 06:27:01 3 0.03 0.00 0.03 0.00 0.00 99.93 06:28:01 all 0.18 0.00 0.06 0.00 0.00 99.76 06:28:01 0 0.05 0.00 0.05 0.00 0.00 99.90 06:28:01 1 0.53 0.00 0.03 0.00 0.00 99.43 06:28:01 2 0.07 0.00 0.07 0.00 0.00 99.87 06:28:01 3 0.07 0.00 0.08 0.00 0.02 99.83 06:29:01 all 0.18 0.00 0.04 0.00 0.00 99.78 06:29:01 0 0.03 0.00 0.05 0.00 0.00 99.92 06:29:01 1 0.53 0.00 0.02 0.00 0.00 99.45 06:29:01 2 0.05 0.00 0.05 0.00 0.00 99.90 06:29:01 3 0.10 0.00 0.03 0.00 0.00 99.87 Average: all 2.10 0.00 0.63 0.19 0.01 97.07 Average: 0 1.80 0.00 0.81 0.26 0.01 97.12 Average: 1 2.09 0.00 0.67 0.11 0.01 97.12 Average: 2 2.02 0.00 0.63 0.30 0.01 97.03 Average: 3 2.48 0.00 0.43 0.07 0.01 97.01