---> uname -a: Linux 1857c06c5c23 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 8.2G 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% /w/workspace/dgexfoundry_device-sdk-go_master@tmp /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 ---> free -m: total used free shared buff/cache available Mem: 1837 783 121 0 932 988 Swap: 1023 2 1021 ---> 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) 09/15/20 _x86_64_ (4 CPU) 05:45:04 LINUX RESTART (4 CPU) 05:46:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:47:01 27.11 10.73 16.38 0.00 4400.20 2410.87 0.00 05:48:01 1.57 0.00 1.57 0.00 0.00 26.06 0.00 05:49:01 0.37 0.00 0.37 0.00 0.00 6.26 0.00 05:50:01 0.25 0.00 0.25 0.00 0.00 4.26 0.00 05:51:01 0.32 0.00 0.32 0.00 0.00 5.60 0.00 05:52:01 193.72 108.39 85.33 0.00 6358.98 31084.47 0.00 05:53:02 215.58 75.27 140.31 0.00 4528.14 32817.82 0.00 Average: 62.72 27.78 34.94 0.00 2184.54 9481.91 0.00 05:46:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:47:01 163364 0 555504 29.52 2620 1160068 1098452 37.49 427032 1131032 20 05:48:01 165224 0 553640 29.42 2620 1160072 1081476 36.91 427064 1129576 12 05:49:01 165816 0 553036 29.39 2620 1160084 1071456 36.57 427416 1129008 8 05:50:01 163440 0 555412 29.52 2620 1160084 1071652 36.57 434304 1124240 8 05:51:01 164908 0 553940 29.44 2620 1160088 1071496 36.57 434500 1123204 12 05:52:01 187664 0 601596 31.97 2620 1089676 1084644 37.02 490996 1002428 20 05:53:02 210332 0 760592 40.42 1668 908964 1402276 47.86 644008 741492 44 Average: 174393 0 590531 31.39 2484 1114148 1125922 38.43 469331 1054426 18 05:46:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:47:01 eth0 175.19 133.80 466.22 57.36 0.00 0.00 0.00 0.00 05:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:47:01 docker0 9.85 7.02 1.15 18.14 0.00 0.00 0.00 0.00 05:48:01 eth0 2.73 0.32 0.42 0.26 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:49:01 eth0 3.75 0.60 0.80 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 4.28 1.23 1.52 0.97 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 2.08 0.33 0.54 0.26 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 468.54 418.53 3840.13 37.93 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 20.48 22.11 2.13 45.47 0.00 0.00 0.00 0.00 05:53:02 eth0 516.13 445.78 3489.72 106.92 0.00 0.00 0.00 0.00 05:53:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:53:02 docker0 31.19 33.18 2.17 206.54 0.00 0.00 0.00 0.00 05:53:02 veth0f26c10 1.85 1.41 0.31 0.29 0.00 0.00 0.00 0.00 Average: eth0 167.58 142.98 1114.48 29.17 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 8.79 8.90 0.78 38.61 0.00 0.00 0.00 0.00 Average: veth0f26c10 0.26 0.20 0.04 0.04 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) 09/15/20 _x86_64_ (4 CPU) 05:45:04 LINUX RESTART (4 CPU) 05:46:01 CPU %user %nice %system %iowait %steal %idle 05:47:01 all 3.35 0.00 1.89 0.48 0.02 94.26 05:47:01 0 3.29 0.00 2.19 1.40 0.03 93.08 05:47:01 1 3.48 0.00 1.54 0.13 0.02 94.83 05:47:01 2 3.47 0.00 2.08 0.12 0.02 94.32 05:47:01 3 3.16 0.00 1.76 0.25 0.02 94.81 05:48:01 all 0.08 0.00 0.05 0.00 0.00 99.87 05:48:01 0 0.03 0.00 0.03 0.00 0.00 99.93 05:48:01 1 0.08 0.00 0.07 0.00 0.00 99.85 05:48:01 2 0.17 0.00 0.05 0.00 0.00 99.78 05:48:01 3 0.02 0.00 0.03 0.00 0.02 99.93 05:49:01 all 0.20 0.00 0.04 0.00 0.01 99.75 05:49:01 0 0.12 0.00 0.03 0.00 0.00 99.85 05:49:01 1 0.05 0.00 0.05 0.00 0.03 99.87 05:49:01 2 0.57 0.00 0.03 0.00 0.00 99.40 05:49:01 3 0.05 0.00 0.05 0.00 0.00 99.90 05:50:01 all 0.15 0.00 0.06 0.00 0.02 99.77 05:50:01 0 0.07 0.00 0.07 0.00 0.02 99.85 05:50:01 1 0.08 0.00 0.07 0.00 0.03 99.82 05:50:01 2 0.42 0.00 0.05 0.00 0.02 99.52 05:50:01 3 0.05 0.00 0.05 0.00 0.02 99.88 05:51:01 all 0.07 0.00 0.04 0.00 0.00 99.89 05:51:01 0 0.03 0.00 0.02 0.00 0.00 99.95 05:51:01 1 0.08 0.00 0.08 0.00 0.00 99.83 05:51:01 2 0.12 0.00 0.02 0.00 0.00 99.87 05:51:01 3 0.05 0.00 0.05 0.00 0.00 99.90 05:52:01 all 7.35 0.00 4.59 1.99 0.02 86.05 05:52:01 0 7.59 0.00 4.77 1.99 0.02 85.63 05:52:01 1 7.17 0.00 4.70 2.15 0.03 85.95 05:52:01 2 7.48 0.00 4.38 1.52 0.02 86.60 05:52:01 3 7.16 0.00 4.50 2.28 0.02 86.04 05:53:02 all 11.33 0.00 8.19 2.74 0.03 77.71 05:53:02 0 9.62 0.00 9.36 3.00 0.03 77.98 05:53:02 1 10.25 0.00 7.83 0.80 0.02 81.10 05:53:02 2 14.72 0.00 8.38 3.58 0.03 73.29 05:53:02 3 10.72 0.00 7.20 3.57 0.05 78.47 Average: all 3.19 0.00 2.10 0.73 0.02 93.96 Average: 0 2.93 0.00 2.32 0.90 0.01 93.83 Average: 1 3.00 0.00 2.03 0.44 0.02 94.51 Average: 2 3.82 0.00 2.12 0.74 0.01 93.31 Average: 3 3.00 0.00 1.93 0.86 0.02 94.20