---> uname -a: Linux 69ade0091440 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: 2933.442 BogoMIPS: 5866.88 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-582 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-582@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 656 147 0 1033 1073 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) 05:46:18 LINUX RESTART (4 CPU) 05:47:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:48:01 57.59 15.55 42.04 0.00 4981.40 4820.46 0.00 05:49:01 1.71 0.00 1.71 0.00 0.00 34.12 0.00 05:50:01 0.33 0.00 0.33 0.00 0.00 5.34 0.00 05:51:01 0.25 0.00 0.25 0.00 0.00 3.61 0.00 05:52:01 0.22 0.00 0.22 0.00 0.00 2.76 0.00 05:53:01 0.25 0.00 0.25 0.00 0.00 3.15 0.00 05:54:01 0.33 0.02 0.32 0.00 0.13 3.50 0.00 Average: 8.68 2.23 6.45 0.00 712.29 696.76 0.00 05:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:48:01 152944 0 579692 30.81 2620 1146300 1142172 38.98 444968 1123516 124 05:49:01 159428 0 573200 30.46 2620 1146308 1094440 37.35 442680 1120444 8 05:50:01 159044 0 573576 30.48 2620 1146316 1094612 37.36 443368 1120448 8 05:51:01 158412 0 574208 30.52 2620 1146316 1094580 37.36 444648 1119768 8 05:52:01 158460 0 574156 30.51 2620 1146320 1093656 37.32 453176 1111396 8 05:53:01 158688 0 573920 30.50 2620 1146328 1091624 37.26 453184 1111368 8 05:54:01 159912 0 572692 30.44 2620 1146332 1082300 36.94 452056 1111248 8 Average: 158127 0 574492 30.53 2620 1146317 1099055 37.51 447726 1116884 25 05:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:48:01 eth0 339.64 226.90 720.49 90.39 0.00 0.00 0.00 0.00 05:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:48:01 docker0 5.92 4.29 0.90 17.98 0.00 0.00 0.00 0.00 05:49:01 eth0 3.76 0.65 0.82 0.40 0.00 0.00 0.00 0.00 05:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:01 eth0 4.33 1.23 1.51 0.94 0.00 0.00 0.00 0.00 05:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:51:01 eth0 1.98 0.30 0.41 0.23 0.00 0.00 0.00 0.00 05:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:52:01 eth0 2.95 0.88 0.99 0.62 0.00 0.00 0.00 0.00 05:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:53:01 eth0 1.17 0.60 0.71 0.42 0.00 0.00 0.00 0.00 05:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:54:01 eth0 0.17 0.08 0.01 0.01 0.00 0.00 0.00 0.00 05:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 50.61 32.98 103.66 13.30 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 0.85 0.61 0.13 2.57 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) 05:46:18 LINUX RESTART (4 CPU) 05:47:01 CPU %user %nice %system %iowait %steal %idle 05:48:01 all 7.21 0.00 3.37 2.09 0.03 87.30 05:48:01 0 7.24 0.00 3.62 0.79 0.03 88.32 05:48:01 1 6.68 0.00 3.88 2.49 0.02 86.92 05:48:01 2 7.18 0.00 3.31 3.45 0.03 86.02 05:48:01 3 7.74 0.00 2.67 1.64 0.02 87.93 05:49:01 all 0.15 0.00 0.06 0.00 0.00 99.78 05:49:01 0 0.07 0.00 0.05 0.00 0.02 99.87 05:49:01 1 0.05 0.00 0.05 0.00 0.00 99.90 05:49:01 2 0.43 0.00 0.12 0.00 0.00 99.45 05:49:01 3 0.05 0.00 0.03 0.00 0.00 99.92 05:50:01 all 0.22 0.00 0.04 0.00 0.02 99.72 05:50:01 0 0.18 0.00 0.07 0.00 0.02 99.73 05:50:01 1 0.10 0.00 0.03 0.00 0.02 99.85 05:50:01 2 0.52 0.00 0.03 0.00 0.00 99.45 05:50:01 3 0.10 0.00 0.03 0.00 0.03 99.83 05:51:01 all 0.08 0.00 0.03 0.00 0.00 99.89 05:51:01 0 0.05 0.00 0.03 0.00 0.00 99.92 05:51:01 1 0.03 0.00 0.05 0.00 0.02 99.90 05:51:01 2 0.20 0.00 0.03 0.00 0.00 99.77 05:51:01 3 0.02 0.00 0.02 0.00 0.00 99.97 05:52:01 all 0.18 0.00 0.07 0.00 0.00 99.75 05:52:01 0 0.05 0.00 0.03 0.00 0.00 99.92 05:52:01 1 0.10 0.00 0.20 0.00 0.00 99.70 05:52:01 2 0.53 0.00 0.03 0.00 0.00 99.43 05:52:01 3 0.03 0.00 0.03 0.00 0.00 99.93 05:53:01 all 0.16 0.00 0.03 0.00 0.00 99.80 05:53:01 0 0.05 0.00 0.02 0.00 0.00 99.93 05:53:01 1 0.03 0.00 0.08 0.00 0.00 99.88 05:53:01 2 0.53 0.00 0.02 0.00 0.02 99.43 05:53:01 3 0.03 0.00 0.02 0.00 0.00 99.95 05:54:01 all 0.15 0.00 0.02 0.00 0.00 99.82 05:54:01 0 0.03 0.00 0.03 0.00 0.00 99.93 05:54:01 1 0.03 0.00 0.02 0.02 0.00 99.93 05:54:01 2 0.53 0.00 0.03 0.00 0.00 99.43 05:54:01 3 0.02 0.00 0.00 0.00 0.00 99.98 Average: all 1.16 0.00 0.52 0.30 0.01 98.02 Average: 0 1.09 0.00 0.55 0.11 0.01 98.24 Average: 1 1.00 0.00 0.61 0.36 0.01 98.02 Average: 2 1.42 0.00 0.51 0.49 0.01 97.58 Average: 3 1.13 0.00 0.40 0.23 0.01 98.23