---> uname -a: Linux 99eb562d8b4e 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 658 135 0 1043 1072 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) 18:42:27 LINUX RESTART (4 CPU) 18:43:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:44:01 64.05 20.79 43.26 0.00 5515.98 4915.23 0.00 18:45:01 1.70 0.00 1.70 0.00 0.00 33.32 0.00 18:46:01 0.23 0.00 0.23 0.00 0.00 3.38 0.00 18:47:01 0.20 0.00 0.20 0.00 0.00 1.88 0.00 18:48:01 0.33 0.00 0.33 0.00 0.00 5.76 0.00 18:49:01 0.33 0.00 0.33 0.00 0.00 4.65 0.00 18:50:02 0.33 0.02 0.32 0.00 0.13 3.48 0.00 18:51:01 0.22 0.00 0.22 0.00 0.00 2.47 0.00 Average: 8.45 2.61 5.84 0.00 691.31 622.88 0.00 18:43:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:44:01 168376 0 580780 30.87 2620 1129780 1103040 37.64 435456 1118428 120 18:45:01 171756 0 577408 30.69 2620 1129772 1082884 36.96 435476 1115672 20 18:46:01 171732 0 577424 30.69 2620 1129780 1082848 36.96 437384 1113616 12 18:47:01 170736 0 578420 30.74 2620 1129780 1082860 36.96 439112 1113000 16 18:48:01 170560 0 578592 30.75 2620 1129784 1082944 36.96 446580 1106104 20 18:49:01 171308 0 577836 30.71 2620 1129792 1079764 36.85 446584 1105288 12 18:50:02 172592 0 576548 30.64 2620 1129796 1067428 36.43 445676 1104940 12 18:51:01 172896 0 576236 30.63 2620 1129804 1067428 36.43 438428 1112196 8 Average: 171244 0 577906 30.71 2620 1129786 1081150 36.90 440587 1111156 28 18:43:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:44:01 eth0 538.68 325.82 1059.06 115.91 0.00 0.00 0.00 0.00 18:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:44:01 docker0 9.02 7.22 1.15 18.33 0.00 0.00 0.00 0.00 18:45:01 eth0 3.75 0.83 1.01 0.59 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 1.81 0.37 0.36 0.24 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 1.58 0.40 0.41 0.21 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 1.87 0.65 0.63 0.37 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 0.10 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 18:50:02 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 18:50:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:51:01 eth0 0.14 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 68.71 41.16 133.05 14.72 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 1.13 0.91 0.14 2.30 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) 18:42:27 LINUX RESTART (4 CPU) 18:43:01 CPU %user %nice %system %iowait %steal %idle 18:44:01 all 12.04 0.00 3.91 2.14 0.03 81.89 18:44:01 0 11.40 0.00 5.17 3.22 0.05 80.16 18:44:01 1 12.34 0.00 3.94 0.37 0.02 83.34 18:44:01 2 13.20 0.00 3.61 4.65 0.02 78.53 18:44:01 3 11.20 0.00 2.93 0.32 0.02 85.53 18:45:01 all 0.15 0.00 0.04 0.00 0.00 99.80 18:45:01 0 0.03 0.00 0.03 0.00 0.00 99.93 18:45:01 1 0.43 0.00 0.07 0.00 0.00 99.50 18:45:01 2 0.05 0.00 0.03 0.00 0.00 99.92 18:45:01 3 0.10 0.00 0.03 0.00 0.00 99.87 18:46:01 all 0.16 0.00 0.04 0.00 0.00 99.80 18:46:01 0 0.02 0.00 0.03 0.00 0.00 99.95 18:46:01 1 0.55 0.00 0.05 0.00 0.00 99.40 18:46:01 2 0.07 0.00 0.05 0.00 0.00 99.88 18:46:01 3 0.02 0.00 0.02 0.00 0.00 99.97 18:47:01 all 0.15 0.00 0.03 0.00 0.00 99.82 18:47:01 0 0.02 0.00 0.02 0.00 0.00 99.97 18:47:01 1 0.53 0.00 0.03 0.00 0.00 99.43 18:47:01 2 0.03 0.00 0.05 0.00 0.00 99.92 18:47:01 3 0.03 0.00 0.02 0.00 0.00 99.95 18:48:01 all 0.18 0.00 0.06 0.00 0.00 99.76 18:48:01 0 0.03 0.00 0.05 0.00 0.00 99.92 18:48:01 1 0.55 0.00 0.05 0.00 0.00 99.40 18:48:01 2 0.10 0.00 0.12 0.00 0.00 99.78 18:48:01 3 0.03 0.00 0.02 0.00 0.00 99.95 18:49:01 all 0.15 0.00 0.05 0.00 0.00 99.81 18:49:01 0 0.02 0.00 0.02 0.00 0.00 99.97 18:49:01 1 0.03 0.00 0.05 0.00 0.00 99.92 18:49:01 2 0.50 0.00 0.08 0.00 0.00 99.42 18:49:01 3 0.03 0.00 0.03 0.00 0.00 99.93 18:50:02 all 0.16 0.00 0.02 0.00 0.00 99.81 18:50:02 0 0.02 0.00 0.02 0.00 0.00 99.97 18:50:02 1 0.07 0.00 0.05 0.00 0.00 99.88 18:50:02 2 0.53 0.00 0.02 0.00 0.00 99.45 18:50:02 3 0.03 0.00 0.02 0.02 0.00 99.93 18:51:01 all 0.14 0.00 0.03 0.00 0.01 99.82 18:51:01 0 0.00 0.00 0.03 0.00 0.00 99.97 18:51:01 1 0.03 0.00 0.05 0.00 0.00 99.92 18:51:01 2 0.51 0.00 0.02 0.00 0.02 99.46 18:51:01 3 0.02 0.00 0.02 0.00 0.02 99.95 Average: all 1.64 0.00 0.52 0.27 0.00 97.57 Average: 0 1.44 0.00 0.67 0.40 0.01 97.49 Average: 1 1.81 0.00 0.53 0.05 0.00 97.60 Average: 2 1.87 0.00 0.49 0.58 0.00 97.06 Average: 3 1.43 0.00 0.38 0.04 0.00 98.14