---> uname -a: Linux a837e08e7ea4 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 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 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 7.0G 43.0G 14% / 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 7.0G 43.0G 14% /etc/resolv.conf /dev/vda1 50.0G 7.0G 43.0G 14% /etc/hostname /dev/vda1 50.0G 7.0G 43.0G 14% /etc/hosts /dev/vda1 50.0G 7.0G 43.0G 14% /var/log/sa-host /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-553 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-553@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 647 130 0 1059 1083 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 6: eth0@if7: mtu 1458 qdisc noqueue state UP link/ether 02:42:0a:fa:00:01 brd ff:ff:ff:ff:ff:ff inet 10.250.0.1/24 brd 10.250.0.255 scope global eth0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 09/15/20 _x86_64_ (4 CPU) 15:16:02 LINUX RESTART (4 CPU) 15:17:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:18:01 28.67 10.14 18.53 0.00 4369.63 2142.42 0.00 15:19:01 1.52 0.00 1.52 0.00 0.00 23.68 0.00 15:20:01 0.30 0.00 0.30 0.00 0.00 4.20 0.00 15:21:01 0.23 0.00 0.23 0.00 0.00 3.61 0.00 15:22:01 0.32 0.00 0.32 0.00 0.00 5.35 0.00 15:23:01 0.42 0.02 0.40 0.00 0.13 6.54 0.00 15:24:01 0.37 0.00 0.37 0.00 0.00 6.48 0.00 15:25:01 0.28 0.00 0.28 0.00 0.00 4.41 0.00 Average: 4.01 1.27 2.74 0.00 546.33 274.64 0.00 15:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:18:01 170260 0 559780 29.75 2620 1148896 1118872 38.19 402568 1149420 16 15:19:01 172100 0 557932 29.65 2620 1148904 1088896 37.16 403572 1146856 8 15:20:01 171676 0 558348 29.67 2620 1148912 1088896 37.16 403552 1146856 12 15:21:01 169620 0 560404 29.78 2620 1148912 1089052 37.17 406432 1146340 12 15:22:01 165788 0 564228 29.99 2620 1148920 1089076 37.17 417036 1139804 16 15:23:01 166148 0 563860 29.97 2620 1148928 1088896 37.16 416540 1139760 12 15:24:01 165732 0 564272 29.99 2620 1148932 1089068 37.17 416152 1140748 8 15:25:01 166048 0 563952 29.97 2620 1148936 1088960 37.16 415476 1140744 8 Average: 168422 0 561597 29.85 2620 1148918 1092714 37.29 410166 1143816 12 15:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:18:01 eth0 81.57 67.10 353.36 47.26 0.00 0.00 0.00 0.00 15:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:18:01 docker0 6.58 4.76 0.98 18.22 0.00 0.00 0.00 0.00 15:19:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 15:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:01 eth0 1.18 0.08 0.09 0.01 0.00 0.00 0.00 0.00 15:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:21:01 eth0 1.63 0.65 0.64 0.40 0.00 0.00 0.00 0.00 15:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:22:01 eth0 1.23 0.68 0.78 0.46 0.00 0.00 0.00 0.00 15:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:23:01 eth0 0.37 0.02 0.03 0.00 0.00 0.00 0.00 0.00 15:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:24:01 eth0 0.72 0.30 0.29 0.20 0.00 0.00 0.00 0.00 15:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:25:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 15:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 10.86 8.63 44.41 6.04 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 0.82 0.60 0.12 2.28 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 09/15/20 _x86_64_ (4 CPU) 15:16:02 LINUX RESTART (4 CPU) 15:17:01 CPU %user %nice %system %iowait %steal %idle 15:18:01 all 2.47 0.00 1.54 0.64 0.02 95.33 15:18:01 0 2.41 0.00 1.64 1.19 0.02 94.75 15:18:01 1 2.66 0.00 1.72 0.75 0.02 94.86 15:18:01 2 2.31 0.00 1.46 0.54 0.02 95.68 15:18:01 3 2.50 0.00 1.33 0.10 0.02 96.06 15:19:01 all 0.15 0.00 0.03 0.00 0.00 99.82 15:19:01 0 0.02 0.00 0.03 0.00 0.00 99.95 15:19:01 1 0.02 0.00 0.02 0.00 0.00 99.97 15:19:01 2 0.03 0.00 0.05 0.00 0.00 99.92 15:19:01 3 0.52 0.00 0.03 0.00 0.00 99.45 15:20:01 all 0.16 0.00 0.02 0.00 0.00 99.82 15:20:01 0 0.05 0.00 0.02 0.00 0.00 99.93 15:20:01 1 0.03 0.00 0.02 0.00 0.00 99.95 15:20:01 2 0.05 0.00 0.03 0.00 0.00 99.92 15:20:01 3 0.52 0.00 0.02 0.00 0.00 99.47 15:21:01 all 0.13 0.00 0.03 0.00 0.00 99.83 15:21:01 0 0.03 0.00 0.02 0.00 0.00 99.95 15:21:01 1 0.05 0.00 0.02 0.00 0.00 99.93 15:21:01 2 0.03 0.00 0.05 0.00 0.00 99.92 15:21:01 3 0.42 0.00 0.05 0.00 0.00 99.53 15:22:01 all 0.06 0.00 0.06 0.00 0.00 99.88 15:22:01 0 0.03 0.00 0.13 0.00 0.00 99.83 15:22:01 1 0.03 0.00 0.02 0.00 0.00 99.95 15:22:01 2 0.05 0.00 0.05 0.00 0.00 99.90 15:22:01 3 0.12 0.00 0.05 0.00 0.00 99.83 15:23:01 all 0.03 0.00 0.05 0.00 0.00 99.92 15:23:01 0 0.03 0.00 0.10 0.00 0.00 99.87 15:23:01 1 0.02 0.00 0.03 0.00 0.00 99.95 15:23:01 2 0.05 0.00 0.05 0.00 0.02 99.88 15:23:01 3 0.02 0.00 0.02 0.00 0.00 99.97 15:24:01 all 0.11 0.00 0.03 0.00 0.00 99.86 15:24:01 0 0.10 0.00 0.03 0.00 0.00 99.87 15:24:01 1 0.05 0.00 0.02 0.00 0.00 99.93 15:24:01 2 0.05 0.00 0.02 0.00 0.00 99.93 15:24:01 3 0.23 0.00 0.07 0.00 0.00 99.70 15:25:01 all 0.15 0.00 0.02 0.00 0.00 99.83 15:25:01 0 0.03 0.00 0.02 0.00 0.00 99.95 15:25:01 1 0.00 0.00 0.02 0.00 0.00 99.98 15:25:01 2 0.03 0.00 0.02 0.00 0.00 99.95 15:25:01 3 0.52 0.00 0.03 0.00 0.00 99.45 Average: all 0.41 0.00 0.22 0.08 0.00 99.29 Average: 0 0.34 0.00 0.25 0.15 0.00 99.26 Average: 1 0.36 0.00 0.23 0.09 0.00 99.32 Average: 2 0.33 0.00 0.21 0.07 0.00 99.39 Average: 3 0.60 0.00 0.20 0.01 0.00 99.18