---> uname -a: Linux b108b32203b0 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 8.2G 41.8G 16% / 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 8.2G 41.8G 16% /etc/resolv.conf /dev/vda1 50.0G 8.2G 41.8G 16% /etc/hostname /dev/vda1 50.0G 8.2G 41.8G 16% /etc/hosts /dev/vda1 50.0G 8.2G 41.8G 16% /var/log/sa-host /dev/vda1 50.0G 8.2G 41.8G 16% /w/workspace/dgexfoundry_device-sdk-go_master /dev/vda1 50.0G 8.2G 41.8G 16% /w/workspace/dgexfoundry_device-sdk-go_master@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 711 132 0 993 1059 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) 09/22/20 _x86_64_ (4 CPU) 04:30:10 LINUX RESTART (4 CPU) 04:31:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 04:32:01 62.97 15.71 47.26 0.00 5030.45 5090.19 0.00 04:33:01 2.38 0.00 2.38 0.00 0.00 51.32 0.00 04:34:01 0.38 0.00 0.38 0.00 0.00 5.72 0.00 04:35:01 16.38 2.48 13.90 0.00 459.38 10091.65 0.00 04:36:01 209.83 129.02 80.81 0.00 6030.67 21051.07 0.00 04:37:01 183.40 50.85 132.55 0.00 3169.66 32791.30 0.00 Average: 79.29 33.07 46.22 0.00 2441.73 11534.42 0.00 04:31:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:32:01 170888 0 516820 27.47 2620 1191228 1058344 36.12 392516 1156764 120 04:33:01 172680 0 515024 27.37 2620 1191232 1055884 36.04 392612 1155972 20 04:34:01 178044 0 509652 27.09 2620 1191240 976580 33.33 389292 1154896 8 04:35:01 72776 0 593956 31.57 2620 1212204 1417656 48.38 519892 1119268 79548 04:36:01 187792 0 566420 30.10 2620 1124724 1114544 38.04 494992 1001836 48 04:37:01 244256 0 654736 34.80 2596 979968 1153516 39.37 563184 788304 44 Average: 171073 0 559435 29.73 2616 1148433 1129421 38.55 458748 1062840 13298 04:31:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:32:01 eth0 187.14 152.72 837.73 100.47 0.00 0.00 0.00 0.00 04:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:32:01 docker0 6.55 4.40 1.01 18.58 0.00 0.00 0.00 0.00 04:33:01 eth0 0.73 0.42 0.29 0.23 0.00 0.00 0.00 0.00 04:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:34:01 eth0 1.70 0.43 0.38 0.21 0.00 0.00 0.00 0.00 04:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:35:01 eth0 386.07 339.33 3773.40 37.33 0.00 0.00 0.00 0.00 04:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:36:01 eth0 57.56 51.49 97.84 35.77 0.00 0.00 0.00 0.00 04:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:36:01 veth6906556 0.00 0.10 0.00 0.01 0.00 0.00 0.00 0.00 04:36:01 docker0 22.43 20.47 2.29 46.32 0.00 0.00 0.00 0.00 04:37:01 eth0 411.64 334.95 3424.84 81.93 0.00 0.00 0.00 0.00 04:37:01 vethb51e9bc 0.00 0.10 0.00 0.01 0.00 0.00 0.00 0.00 04:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:37:01 docker0 28.93 34.55 1.61 198.85 0.00 0.00 0.00 0.00 Average: eth0 174.16 146.59 1357.69 42.51 0.00 0.00 0.00 0.00 Average: vethb51e9bc 0.00 0.02 0.00 0.00 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 9.66 9.92 0.82 44.04 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) 09/22/20 _x86_64_ (4 CPU) 04:30:10 LINUX RESTART (4 CPU) 04:31:01 CPU %user %nice %system %iowait %steal %idle 04:32:01 all 10.54 0.00 3.79 2.00 13.49 70.18 04:32:01 0 10.33 0.00 3.94 1.22 14.17 70.34 04:32:01 1 12.25 0.00 4.02 3.11 13.64 66.98 04:32:01 2 8.24 0.00 3.68 2.68 13.58 71.83 04:32:01 3 11.40 0.00 3.51 0.99 12.56 71.54 04:33:01 all 0.12 0.00 0.04 0.00 0.44 99.40 04:33:01 0 0.03 0.00 0.02 0.00 0.42 99.53 04:33:01 1 0.05 0.00 0.07 0.00 0.35 99.53 04:33:01 2 0.38 0.00 0.03 0.00 0.55 99.04 04:33:01 3 0.03 0.00 0.05 0.00 0.43 99.49 04:34:01 all 0.12 0.00 0.06 0.00 0.56 99.25 04:34:01 0 0.03 0.00 0.05 0.00 0.50 99.42 04:34:01 1 0.32 0.00 0.08 0.00 0.65 98.95 04:34:01 2 0.10 0.00 0.05 0.00 0.50 99.35 04:34:01 3 0.05 0.00 0.05 0.00 0.61 99.29 04:35:01 all 1.21 0.00 0.87 0.04 7.46 90.43 04:35:01 0 1.26 0.00 0.93 0.03 8.70 89.07 04:35:01 1 1.27 0.00 1.03 0.02 6.46 91.22 04:35:01 2 1.09 0.00 0.68 0.00 7.00 91.23 04:35:01 3 1.22 0.00 0.83 0.10 7.67 90.18 04:36:01 all 4.65 0.00 3.62 1.78 7.81 82.14 04:36:01 0 4.01 0.00 2.95 1.51 8.24 83.29 04:36:01 1 5.22 0.00 4.69 1.51 7.74 80.84 04:36:01 2 4.87 0.00 3.22 1.25 7.35 83.31 04:36:01 3 4.50 0.00 3.64 2.85 7.90 81.11 04:37:01 all 7.72 0.00 6.29 1.96 16.10 67.93 04:37:01 0 6.22 0.00 5.99 2.53 16.86 68.40 04:37:01 1 10.32 0.00 5.76 1.07 16.08 66.77 04:37:01 2 5.96 0.00 5.58 2.27 15.71 70.47 04:37:01 3 8.37 0.00 7.86 1.96 15.75 66.06 Average: all 4.04 0.00 2.44 0.96 7.64 84.92 Average: 0 3.64 0.00 2.31 0.88 8.15 85.03 Average: 1 4.88 0.00 2.60 0.94 7.48 84.10 Average: 2 3.44 0.00 2.21 1.03 7.47 85.84 Average: 3 4.22 0.00 2.64 0.97 7.46 84.71