---> uname -a: Linux prd-centos7-docker-4c-2g-17043.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/dgexfoundry_device-sdk-go_PR-704 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dgexfoundry_device-sdk-go_PR-704@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 695 71 0 1070 1038 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:d7:02:2c brd ff:ff:ff:ff:ff:ff inet 10.30.123.248/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86094sec preferred_lft 86094sec inet6 fe80::f816:3eff:fed7:22c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:bc:f5:77:49 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:bcff:fef5:7749/64 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) 12/21/20 _x86_64_ (4 CPU) 07:18:18 LINUX RESTART (4 CPU) 07:19:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:20:01 32.70 11.92 20.78 0.00 4406.26 3115.33 0.00 07:21:02 1.03 0.00 1.03 0.00 0.00 16.97 0.00 07:22:01 0.22 0.00 0.22 0.00 0.00 2.37 0.00 07:23:01 0.67 0.00 0.67 0.00 0.00 7.81 0.00 Average: 8.69 2.99 5.70 0.00 1106.35 789.03 0.00 07:19:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:20:01 162496 0 569524 30.27 2620 1146904 1100772 37.57 419168 1099392 20 07:21:02 170180 0 561832 29.86 2620 1146912 1059284 36.15 415080 1096872 8 07:22:01 167676 0 564332 29.99 2620 1146916 1059464 36.16 413672 1101080 8 07:23:01 168796 0 563212 29.93 2620 1146916 1059284 36.15 427724 1085912 8 Average: 167287 0 564725 30.01 2620 1146912 1069701 36.51 418911 1095814 11 07:19:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:20:01 eth0 178.09 136.20 473.56 43.77 0.00 0.00 0.00 0.00 07:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:01 docker0 8.14 5.88 1.32 20.75 0.00 0.00 0.00 0.00 07:21:02 eth0 0.70 0.02 0.06 0.00 0.00 0.00 0.00 0.00 07:21:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:21:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:22:01 eth0 1.49 0.75 0.60 0.41 0.00 0.00 0.00 0.00 07:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:23:01 eth0 0.08 0.07 0.01 0.01 0.00 0.00 0.00 0.00 07:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 45.28 34.40 119.07 11.09 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 2.04 1.48 0.33 5.21 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) 12/21/20 _x86_64_ (4 CPU) 07:18:18 LINUX RESTART (4 CPU) 07:19:01 CPU %user %nice %system %iowait %steal %idle 07:20:01 all 3.13 0.00 1.89 0.56 0.01 94.41 07:20:01 0 3.22 0.00 1.78 0.17 0.00 94.84 07:20:01 1 3.46 0.00 2.12 0.47 0.02 93.93 07:20:01 2 2.83 0.00 2.34 0.22 0.02 94.60 07:20:01 3 3.00 0.00 1.32 1.37 0.02 94.29 07:21:02 all 0.16 0.00 0.04 0.00 0.00 99.80 07:21:02 0 0.07 0.00 0.07 0.00 0.00 99.87 07:21:02 1 0.52 0.00 0.02 0.00 0.00 99.47 07:21:02 2 0.05 0.00 0.05 0.00 0.00 99.90 07:21:02 3 0.02 0.00 0.02 0.00 0.00 99.97 07:22:01 all 0.20 0.00 0.08 0.00 0.00 99.71 07:22:01 0 0.08 0.00 0.12 0.00 0.00 99.80 07:22:01 1 0.58 0.00 0.03 0.00 0.02 99.37 07:22:01 2 0.08 0.00 0.10 0.00 0.00 99.81 07:22:01 3 0.07 0.00 0.07 0.00 0.00 99.86 07:23:01 all 0.15 0.00 0.05 0.00 0.00 99.81 07:23:01 0 0.03 0.00 0.08 0.00 0.00 99.88 07:23:01 1 0.52 0.00 0.03 0.00 0.00 99.45 07:23:01 2 0.03 0.00 0.05 0.00 0.00 99.92 07:23:01 3 0.00 0.00 0.02 0.00 0.00 99.98 Average: all 0.91 0.00 0.51 0.14 0.00 98.43 Average: 0 0.85 0.00 0.51 0.04 0.00 98.60 Average: 1 1.27 0.00 0.55 0.12 0.01 98.05 Average: 2 0.75 0.00 0.64 0.05 0.00 98.55 Average: 3 0.77 0.00 0.36 0.34 0.00 98.53