---> uname -a: Linux fb266e4e76cd 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: 2933.436 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-571 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-571@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 634 116 0 1086 1097 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 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) 09/18/20 _x86_64_ (4 CPU) 18:42:42 LINUX RESTART (4 CPU) 18:44:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:45:01 3.66 0.00 3.66 0.00 0.00 115.24 0.00 18:46:01 0.40 0.00 0.40 0.00 0.00 6.49 0.00 18:47:01 0.22 0.00 0.22 0.00 0.00 1.93 0.00 18:48:01 0.30 0.00 0.30 0.00 0.00 3.90 0.00 18:49:01 0.32 0.00 0.32 0.00 0.00 4.29 0.00 18:50:01 0.28 0.02 0.27 0.00 0.13 3.80 0.00 18:51:01 0.28 0.00 0.28 0.00 0.00 2.58 0.00 Average: 0.78 0.00 0.78 0.00 0.02 19.74 0.00 18:44:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:45:01 172348 0 553692 29.43 2620 1152896 1113988 38.02 409184 1140312 20 18:46:01 177728 0 548308 29.14 2620 1152900 1093580 37.32 409784 1135036 8 18:47:01 177944 0 548084 29.13 2620 1152908 1093604 37.32 409912 1135040 8 18:48:01 175584 0 550444 29.25 2620 1152908 1092712 37.29 415140 1131976 8 18:49:01 175708 0 550316 29.25 2620 1152912 1086448 37.08 415716 1131728 8 18:50:01 176364 0 549648 29.21 2620 1152924 1079252 36.83 416324 1130068 8 18:51:01 176776 0 549236 29.19 2620 1152924 1079252 36.83 406296 1140212 8 Average: 176065 0 549961 29.23 2620 1152910 1091262 37.24 411765 1134910 10 18:44:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:45:01 eth0 3.73 0.65 1.01 0.54 0.00 0.00 0.00 0.00 18:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:46:01 eth0 1.83 0.35 0.36 0.23 0.00 0.00 0.00 0.00 18:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:47:01 eth0 1.57 0.35 0.38 0.20 0.00 0.00 0.00 0.00 18:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:48:01 eth0 1.98 0.63 0.65 0.35 0.00 0.00 0.00 0.00 18:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:49:01 eth0 0.33 0.22 0.14 0.13 0.00 0.00 0.00 0.00 18:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 18:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:51:01 eth0 0.13 0.08 0.01 0.01 0.00 0.00 0.00 0.00 18:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 1.38 0.34 0.37 0.21 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 0.00 0.00 0.00 0.00 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) 09/18/20 _x86_64_ (4 CPU) 18:42:42 LINUX RESTART (4 CPU) 18:44:01 CPU %user %nice %system %iowait %steal %idle 18:45:01 all 0.20 0.00 0.03 0.00 0.01 99.76 18:45:01 0 0.03 0.00 0.03 0.00 0.02 99.92 18:45:01 1 0.08 0.00 0.02 0.00 0.00 99.90 18:45:01 2 0.12 0.00 0.05 0.00 0.02 99.82 18:45:01 3 0.55 0.00 0.03 0.00 0.00 99.42 18:46:01 all 0.17 0.00 0.03 0.00 0.00 99.80 18:46:01 0 0.03 0.00 0.02 0.00 0.00 99.95 18:46:01 1 0.12 0.00 0.03 0.00 0.00 99.85 18:46:01 2 0.07 0.00 0.03 0.00 0.00 99.90 18:46:01 3 0.47 0.00 0.03 0.00 0.00 99.50 18:47:01 all 0.15 0.00 0.03 0.00 0.02 99.80 18:47:01 0 0.02 0.00 0.02 0.00 0.02 99.95 18:47:01 1 0.03 0.00 0.05 0.00 0.03 99.88 18:47:01 2 0.02 0.00 0.03 0.00 0.00 99.95 18:47:01 3 0.53 0.00 0.02 0.00 0.02 99.43 18:48:01 all 0.17 0.00 0.05 0.00 0.05 99.74 18:48:01 0 0.05 0.00 0.05 0.00 0.03 99.87 18:48:01 1 0.07 0.00 0.10 0.00 0.03 99.80 18:48:01 2 0.03 0.00 0.02 0.00 0.07 99.88 18:48:01 3 0.52 0.00 0.03 0.00 0.05 99.40 18:49:01 all 0.14 0.00 0.08 0.00 0.17 99.61 18:49:01 0 0.33 0.00 0.02 0.00 0.22 99.43 18:49:01 1 0.03 0.00 0.18 0.00 0.07 99.72 18:49:01 2 0.13 0.00 0.05 0.00 0.27 99.55 18:49:01 3 0.05 0.00 0.07 0.00 0.13 99.75 18:50:01 all 0.15 0.00 0.03 0.00 0.12 99.70 18:50:01 0 0.02 0.00 0.02 0.00 0.18 99.78 18:50:01 1 0.03 0.00 0.05 0.00 0.12 99.80 18:50:01 2 0.50 0.00 0.03 0.00 0.12 99.35 18:50:01 3 0.03 0.00 0.03 0.00 0.07 99.87 18:51:01 all 0.15 0.00 0.02 0.00 0.08 99.75 18:51:01 0 0.00 0.00 0.02 0.00 0.07 99.92 18:51:01 1 0.03 0.00 0.02 0.00 0.07 99.88 18:51:01 2 0.52 0.00 0.03 0.00 0.12 99.33 18:51:01 3 0.03 0.00 0.03 0.00 0.07 99.87 Average: all 0.16 0.00 0.04 0.00 0.06 99.74 Average: 0 0.07 0.00 0.02 0.00 0.08 99.83 Average: 1 0.06 0.00 0.06 0.00 0.05 99.83 Average: 2 0.20 0.00 0.04 0.00 0.08 99.68 Average: 3 0.31 0.00 0.04 0.00 0.05 99.60