---> uname -a: Linux 7a6f0b02401e 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 8.5G 41.5G 17% / 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 8.5G 41.5G 17% /etc/resolv.conf /dev/vda1 50.0G 8.5G 41.5G 17% /etc/hostname /dev/vda1 50.0G 8.5G 41.5G 17% /etc/hosts /dev/vda1 50.0G 8.5G 41.5G 17% /var/log/sa /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/dgexfoundry_device-sdk-go_master /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/dgexfoundry_device-sdk-go_master@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 762 118 0 955 1007 Swap: 1023 3 1020 ---> 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 16: eth0@if17: 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) 06/29/20 _x86_64_ (4 CPU) 05:19:36 LINUX RESTART 05:21:01 tps rtps wtps bread/s bwrtn/s 05:22:01 3.51 0.00 3.51 0.00 113.11 05:23:01 0.40 0.00 0.40 0.00 5.56 05:24:01 0.23 0.00 0.23 0.00 1.92 05:25:01 0.30 0.00 0.30 0.00 3.65 05:26:01 0.32 0.00 0.32 0.00 4.31 05:27:01 0.28 0.02 0.27 0.13 3.80 05:28:01 0.28 0.00 0.28 0.00 3.30 05:29:01 0.23 0.00 0.23 0.00 2.22 05:30:01 0.28 0.00 0.28 0.00 4.03 05:31:01 0.23 0.00 0.23 0.00 3.11 05:32:02 409.75 189.68 220.08 8395.68 58204.17 Average: 38.41 17.53 20.88 775.68 5390.59 05:21:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:22:01 170648 1710908 90.93 2620 1142464 1072312 36.60 432840 1118020 16 05:23:01 171044 1710512 90.91 2620 1142468 1072420 36.60 433820 1117728 8 05:24:01 170928 1710628 90.92 2620 1142476 1072312 36.60 433264 1117732 8 05:25:01 168832 1712724 91.03 2620 1142476 1072480 36.60 442776 1110228 8 05:26:01 169272 1712284 91.00 2620 1142480 1072408 36.60 442524 1110208 8 05:27:01 169708 1711848 90.98 2620 1142492 1072476 36.60 442088 1110208 16 05:28:01 168788 1712768 91.03 2620 1142496 1072684 36.61 438748 1114360 8 05:29:01 169804 1711752 90.98 2620 1142504 1072504 36.60 437796 1114360 8 05:30:01 169920 1711636 90.97 2620 1142508 1072504 36.60 435828 1116344 12 05:31:01 169408 1712148 91.00 2620 1142516 1072600 36.61 434448 1118368 8 05:32:02 98952 1782604 94.74 1820 1027680 1291172 44.07 569316 923708 16 Average: 163391 1718165 91.32 2547 1132051 1092352 37.28 449404 1097388 11 05:21:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 05:22:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 05:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:23:01 eth0 3.30 1.62 2.90 0.11 0.00 0.00 0.00 05:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:24:01 eth0 0.50 0.08 0.05 0.01 0.00 0.00 0.00 05:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:25:01 eth0 0.48 0.37 0.27 0.20 0.00 0.00 0.00 05:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:26:01 eth0 0.23 0.22 0.08 0.07 0.00 0.00 0.00 05:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:27:01 eth0 0.78 0.10 0.12 0.01 0.00 0.00 0.00 05:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:28:01 eth0 0.58 0.50 0.27 0.21 0.00 0.00 0.00 05:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:29:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 05:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:30:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 05:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:31:01 eth0 0.22 0.18 0.08 0.07 0.00 0.00 0.00 05:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:32:02 eth0 338.73 239.41 6916.38 80.20 0.00 0.00 0.00 05:32:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:32:02 docker0 20.81 19.18 2.17 45.42 0.00 0.00 0.00 Average: eth0 31.87 22.42 639.34 7.47 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.92 1.77 0.20 4.20 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) 06/29/20 _x86_64_ (4 CPU) 05:19:36 LINUX RESTART 05:21:01 CPU %user %nice %system %iowait %steal %idle 05:22:01 all 0.15 0.00 0.04 0.00 0.00 99.81 05:22:01 0 0.45 0.00 0.03 0.00 0.00 99.52 05:22:01 1 0.07 0.00 0.07 0.00 0.00 99.87 05:22:01 2 0.02 0.00 0.03 0.00 0.00 99.95 05:22:01 3 0.03 0.00 0.03 0.00 0.00 99.93 05:23:01 all 0.15 0.00 0.05 0.00 0.00 99.80 05:23:01 0 0.22 0.00 0.05 0.00 0.00 99.73 05:23:01 1 0.07 0.00 0.05 0.00 0.00 99.88 05:23:01 2 0.28 0.00 0.03 0.00 0.00 99.68 05:23:01 3 0.02 0.00 0.03 0.00 0.00 99.95 05:24:01 all 0.15 0.00 0.04 0.00 0.00 99.81 05:24:01 0 0.02 0.00 0.03 0.00 0.00 99.95 05:24:01 1 0.05 0.00 0.05 0.00 0.00 99.90 05:24:01 2 0.53 0.00 0.03 0.00 0.02 99.42 05:24:01 3 0.03 0.00 0.03 0.00 0.00 99.93 05:25:01 all 0.15 0.00 0.04 0.00 0.00 99.81 05:25:01 0 0.02 0.00 0.02 0.00 0.00 99.97 05:25:01 1 0.05 0.00 0.07 0.00 0.02 99.87 05:25:01 2 0.53 0.00 0.03 0.00 0.00 99.43 05:25:01 3 0.02 0.00 0.03 0.00 0.00 99.95 05:26:01 all 0.15 0.00 0.05 0.00 0.00 99.80 05:26:01 0 0.00 0.00 0.02 0.00 0.00 99.98 05:26:01 1 0.05 0.00 0.07 0.00 0.00 99.88 05:26:01 2 0.53 0.00 0.02 0.00 0.00 99.45 05:26:01 3 0.02 0.00 0.10 0.00 0.00 99.88 05:27:01 all 0.14 0.00 0.03 0.00 0.00 99.83 05:27:01 0 0.02 0.00 0.03 0.00 0.00 99.95 05:27:01 1 0.03 0.00 0.03 0.00 0.00 99.93 05:27:01 2 0.52 0.00 0.02 0.00 0.00 99.47 05:27:01 3 0.03 0.00 0.03 0.00 0.00 99.93 05:28:01 all 0.17 0.00 0.03 0.00 0.00 99.80 05:28:01 0 0.00 0.00 0.02 0.00 0.00 99.98 05:28:01 1 0.05 0.00 0.05 0.00 0.00 99.90 05:28:01 2 0.55 0.00 0.03 0.00 0.00 99.42 05:28:01 3 0.03 0.00 0.02 0.00 0.00 99.95 05:29:01 all 0.15 0.00 0.04 0.00 0.00 99.81 05:29:01 0 0.02 0.00 0.03 0.00 0.00 99.95 05:29:01 1 0.03 0.00 0.07 0.00 0.00 99.90 05:29:01 2 0.53 0.00 0.03 0.00 0.00 99.43 05:29:01 3 0.03 0.00 0.03 0.00 0.00 99.93 05:30:01 all 0.15 0.00 0.03 0.00 0.00 99.82 05:30:01 0 0.02 0.00 0.02 0.00 0.00 99.97 05:30:01 1 0.02 0.00 0.05 0.00 0.00 99.93 05:30:01 2 0.53 0.00 0.03 0.00 0.00 99.43 05:30:01 3 0.03 0.00 0.03 0.00 0.00 99.93 05:31:01 all 0.04 0.00 0.04 0.00 0.00 99.92 05:31:01 0 0.03 0.00 0.02 0.00 0.00 99.95 05:31:01 1 0.02 0.00 0.02 0.00 0.00 99.97 05:31:01 2 0.10 0.00 0.07 0.00 0.00 99.83 05:31:01 3 0.02 0.00 0.02 0.00 0.00 99.97 05:32:02 all 14.91 0.00 9.29 3.66 0.06 72.08 05:32:02 0 14.87 0.00 8.94 2.64 0.07 73.48 05:32:02 1 15.52 0.00 9.49 3.39 0.08 71.52 05:32:02 2 14.76 0.00 9.45 3.26 0.07 72.46 05:32:02 3 14.48 0.00 9.26 5.32 0.05 70.89 Average: all 1.48 0.00 0.88 0.33 0.01 97.30 Average: 0 1.42 0.00 0.83 0.24 0.01 97.50 Average: 1 1.45 0.00 0.91 0.31 0.01 97.33 Average: 2 1.72 0.00 0.89 0.30 0.01 97.09 Average: 3 1.34 0.00 0.87 0.48 0.00 97.30