---> uname -a: Linux cfef98ea2e62 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% /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 /dev/vda1 50.0G 7.0G 43.0G 14% /var/log/sa-host ---> free -m: total used free shared buff/cache available Mem: 1837 646 126 0 1064 1085 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) 09/10/20 _x86_64_ (4 CPU) 09:12:24 LINUX RESTART (4 CPU) 09:13:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:14:01 59.50 16.44 43.06 0.00 5147.19 4913.30 0.00 09:15:01 1.63 0.00 1.63 0.00 0.00 30.31 0.00 09:16:01 0.22 0.00 0.22 0.00 0.00 3.38 0.00 09:17:01 0.18 0.00 0.18 0.00 0.00 1.88 0.00 09:18:01 0.33 0.00 0.33 0.00 0.00 4.48 0.00 09:19:01 0.35 0.00 0.35 0.00 0.00 3.76 0.00 Average: 10.24 2.70 7.53 0.00 846.38 815.24 0.00 09:13:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:14:01 170292 0 568516 30.22 2620 1140128 1108812 37.84 443032 1107956 20 09:15:01 176700 0 562104 29.87 2620 1140132 1065040 36.35 440140 1105784 8 09:16:01 175512 0 563284 29.94 2620 1140140 1065268 36.36 442412 1104840 8 09:17:01 173104 0 565692 30.07 2620 1140140 1065328 36.36 444896 1104492 20 09:18:01 175080 0 563712 29.96 2620 1140144 1065040 36.35 452564 1095280 16 09:19:01 174836 0 563944 29.97 2620 1140156 1065136 36.35 453104 1095280 8 Average: 174254 0 564542 30.00 2620 1140140 1072437 36.60 446025 1102272 13 09:13:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:14:01 eth0 454.71 297.49 1023.46 112.39 0.00 0.00 0.00 0.00 09:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:14:01 docker0 8.11 6.16 1.14 18.52 0.00 0.00 0.00 0.00 09:15:01 eth0 0.77 0.08 0.06 0.03 0.00 0.00 0.00 0.00 09:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:16:01 eth0 3.95 2.11 3.21 0.32 0.00 0.00 0.00 0.00 09:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:17:01 eth0 0.57 0.27 0.29 0.20 0.00 0.00 0.00 0.00 09:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:18:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 09:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:19:01 eth0 0.32 0.23 0.14 0.07 0.00 0.00 0.00 0.00 09:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 75.72 49.38 168.91 18.59 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 1.33 1.01 0.19 3.05 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) 09/10/20 _x86_64_ (4 CPU) 09:12:24 LINUX RESTART (4 CPU) 09:13:02 CPU %user %nice %system %iowait %steal %idle 09:14:01 all 9.67 0.00 3.38 1.88 0.02 85.05 09:14:01 0 7.56 0.00 4.81 1.64 0.03 85.95 09:14:01 1 8.99 0.00 3.01 1.41 0.02 86.56 09:14:01 2 12.33 0.00 2.23 0.07 0.00 85.38 09:14:01 3 9.81 0.00 3.46 4.39 0.02 82.32 09:15:01 all 0.15 0.00 0.04 0.00 0.00 99.81 09:15:01 0 0.03 0.00 0.05 0.00 0.02 99.90 09:15:01 1 0.03 0.00 0.02 0.00 0.00 99.95 09:15:01 2 0.05 0.00 0.05 0.00 0.00 99.90 09:15:01 3 0.48 0.00 0.03 0.00 0.00 99.48 09:16:01 all 0.16 0.00 0.03 0.00 0.00 99.80 09:16:01 0 0.07 0.00 0.05 0.00 0.00 99.88 09:16:01 1 0.33 0.00 0.02 0.00 0.02 99.63 09:16:01 2 0.03 0.00 0.03 0.00 0.00 99.93 09:16:01 3 0.20 0.00 0.03 0.00 0.00 99.77 09:17:01 all 0.07 0.00 0.04 0.00 0.00 99.90 09:17:01 0 0.03 0.00 0.02 0.00 0.00 99.95 09:17:01 1 0.17 0.00 0.05 0.00 0.00 99.78 09:17:01 2 0.03 0.00 0.05 0.00 0.00 99.92 09:17:01 3 0.03 0.00 0.03 0.00 0.00 99.93 09:18:01 all 0.16 0.00 0.05 0.00 0.00 99.79 09:18:01 0 0.03 0.00 0.03 0.00 0.00 99.93 09:18:01 1 0.53 0.00 0.02 0.00 0.00 99.45 09:18:01 2 0.07 0.00 0.05 0.00 0.00 99.88 09:18:01 3 0.02 0.00 0.10 0.00 0.00 99.88 09:19:01 all 0.12 0.00 0.05 0.00 0.00 99.83 09:19:01 0 0.02 0.00 0.02 0.00 0.00 99.97 09:19:01 1 0.40 0.00 0.05 0.00 0.02 99.53 09:19:01 2 0.03 0.00 0.07 0.00 0.00 99.90 09:19:01 3 0.02 0.00 0.05 0.00 0.00 99.93 Average: all 1.69 0.00 0.59 0.31 0.00 97.41 Average: 0 1.27 0.00 0.81 0.27 0.01 97.64 Average: 1 1.72 0.00 0.52 0.23 0.01 97.52 Average: 2 2.05 0.00 0.41 0.01 0.00 97.53 Average: 3 1.73 0.00 0.61 0.72 0.00 96.94