---> uname -a: Linux 04b3fbb6a2bf 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 661 132 0 1042 1069 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) 09/09/20 _x86_64_ (4 CPU) 03:33:12 LINUX RESTART (4 CPU) 03:34:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:35:01 36.50 11.69 24.81 0.00 4489.78 2288.76 0.00 03:36:01 1.47 0.00 1.47 0.00 0.00 24.88 0.00 03:37:01 0.27 0.00 0.27 0.00 0.00 3.90 0.00 03:38:01 0.22 0.00 0.22 0.00 0.00 3.10 0.00 03:39:01 0.17 0.00 0.17 0.00 0.00 1.97 0.00 03:40:01 0.40 0.00 0.40 0.00 0.00 4.75 0.00 03:41:01 0.28 0.02 0.27 0.00 0.13 3.10 0.00 Average: 5.61 1.67 3.94 0.00 641.54 332.98 0.00 03:34:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:35:01 179892 0 580508 30.85 2620 1118536 1110508 37.90 411200 1131532 20 03:36:01 181752 0 578644 30.75 2620 1118540 1098892 37.50 411828 1129168 8 03:37:01 182520 0 577868 30.71 2620 1118548 1086744 37.09 412180 1128324 20 03:38:01 180936 0 579452 30.80 2620 1118548 1086820 37.09 418468 1124088 12 03:39:01 180736 0 579644 30.81 2620 1118556 1086844 37.09 421780 1121040 8 03:40:01 182352 0 578024 30.72 2620 1118560 1080520 36.88 420688 1120524 12 03:41:01 182368 0 577940 30.72 2620 1118628 1080520 36.88 420648 1120540 20 Average: 181508 0 578869 30.77 2620 1118559 1090121 37.20 416685 1125031 14 03:34:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:35:01 eth0 150.47 106.06 464.83 55.90 0.00 0.00 0.00 0.00 03:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:35:01 docker0 7.58 5.89 1.02 18.12 0.00 0.00 0.00 0.00 03:36:01 eth0 3.23 0.37 0.53 0.20 0.00 0.00 0.00 0.00 03:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:37:01 eth0 5.31 1.48 1.81 0.99 0.00 0.00 0.00 0.00 03:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:38:01 eth0 2.63 0.72 0.93 0.55 0.00 0.00 0.00 0.00 03:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 eth0 0.65 0.45 0.40 0.30 0.00 0.00 0.00 0.00 03:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 eth0 0.10 0.07 0.01 0.01 0.00 0.00 0.00 0.00 03:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 03:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 23.22 15.61 66.94 8.28 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 1.08 0.84 0.15 2.59 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) 09/09/20 _x86_64_ (4 CPU) 03:33:12 LINUX RESTART (4 CPU) 03:34:01 CPU %user %nice %system %iowait %steal %idle 03:35:01 all 3.39 0.00 1.79 1.10 0.01 93.72 03:35:01 0 3.12 0.00 1.89 0.34 0.02 94.64 03:35:01 1 2.97 0.00 1.60 2.12 0.02 93.28 03:35:01 2 4.41 0.00 1.72 1.32 0.00 92.54 03:35:01 3 3.04 0.00 1.96 0.60 0.00 94.40 03:36:01 all 0.17 0.00 0.03 0.00 0.00 99.80 03:36:01 0 0.07 0.00 0.02 0.00 0.00 99.92 03:36:01 1 0.05 0.00 0.05 0.00 0.00 99.90 03:36:01 2 0.53 0.00 0.03 0.00 0.00 99.43 03:36:01 3 0.02 0.00 0.02 0.00 0.00 99.97 03:37:01 all 0.18 0.00 0.04 0.00 0.00 99.78 03:37:01 0 0.07 0.00 0.03 0.00 0.00 99.90 03:37:01 1 0.07 0.00 0.05 0.00 0.00 99.88 03:37:01 2 0.55 0.00 0.03 0.00 0.02 99.40 03:37:01 3 0.05 0.00 0.03 0.00 0.00 99.92 03:38:01 all 0.16 0.00 0.03 0.00 0.00 99.81 03:38:01 0 0.03 0.00 0.03 0.00 0.00 99.93 03:38:01 1 0.02 0.00 0.02 0.00 0.00 99.97 03:38:01 2 0.53 0.00 0.03 0.00 0.00 99.43 03:38:01 3 0.05 0.00 0.05 0.00 0.00 99.90 03:39:01 all 0.15 0.00 0.05 0.00 0.00 99.79 03:39:01 0 0.02 0.00 0.03 0.00 0.00 99.95 03:39:01 1 0.03 0.00 0.05 0.00 0.00 99.92 03:39:01 2 0.52 0.00 0.02 0.00 0.00 99.47 03:39:01 3 0.05 0.00 0.12 0.00 0.00 99.83 03:40:01 all 0.08 0.00 0.08 0.00 0.00 99.83 03:40:01 0 0.02 0.00 0.02 0.00 0.00 99.97 03:40:01 1 0.03 0.00 0.03 0.00 0.02 99.92 03:40:01 2 0.27 0.00 0.15 0.00 0.00 99.58 03:40:01 3 0.02 0.00 0.13 0.00 0.00 99.85 03:41:01 all 0.04 0.00 0.03 0.00 0.00 99.93 03:41:01 0 0.03 0.00 0.05 0.00 0.00 99.92 03:41:01 1 0.02 0.00 0.02 0.00 0.00 99.97 03:41:01 2 0.07 0.00 0.05 0.00 0.00 99.88 03:41:01 3 0.03 0.00 0.02 0.00 0.00 99.95 Average: all 0.59 0.00 0.29 0.16 0.00 98.95 Average: 0 0.48 0.00 0.30 0.05 0.00 99.18 Average: 1 0.46 0.00 0.26 0.30 0.00 98.98 Average: 2 0.98 0.00 0.29 0.19 0.00 98.54 Average: 3 0.46 0.00 0.33 0.09 0.00 99.12