---> uname -a: Linux b7ce7b8d95fe 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: 2933.436 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 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-593 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/dgexfoundry_device-sdk-go_PR-593@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 641 135 0 1060 1089 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) 09/21/20 _x86_64_ (4 CPU) 01:19:36 LINUX RESTART (4 CPU) 01:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:21:01 137.30 47.64 89.67 0.00 7718.47 40337.55 0.00 01:22:01 3.43 0.00 3.43 0.00 0.00 108.26 0.00 01:23:01 0.38 0.00 0.38 0.00 0.00 5.56 0.00 01:24:01 0.25 0.00 0.25 0.00 0.00 3.60 0.00 01:25:01 0.30 0.00 0.30 0.00 0.00 4.73 0.00 01:26:01 0.25 0.00 0.25 0.00 0.00 3.66 0.00 01:27:01 40.56 40.19 0.37 0.00 3983.35 4.70 0.00 Average: 26.08 12.55 13.53 0.00 1672.54 5785.40 0.00 01:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:21:01 175024 0 559488 29.74 2620 1144424 1106720 37.77 409124 1137104 120 01:22:01 179140 0 555128 29.50 2620 1144668 1079644 36.85 408580 1134184 28 01:23:01 177648 0 556668 29.59 2620 1144620 1068564 36.47 411700 1133412 20 01:24:01 178008 0 556308 29.57 2620 1144620 1068480 36.47 411196 1133412 12 01:25:01 177368 0 556944 29.60 2620 1144624 1068336 36.46 418472 1126784 16 01:26:01 176812 0 557492 29.63 2620 1144632 1068420 36.46 420208 1125640 8 01:27:01 73856 0 585348 31.11 2620 1219732 1104848 37.71 443680 1201084 196 Average: 162551 0 561054 29.82 2620 1155331 1080716 36.88 417566 1141660 57 01:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:21:01 eth0 518.95 312.55 1077.95 114.76 0.00 0.00 0.00 0.00 01:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:21:01 docker0 7.44 5.69 1.04 18.28 0.00 0.00 0.00 0.00 01:22:01 eth0 3.58 1.42 2.98 0.09 0.00 0.00 0.00 0.00 01:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:23:01 eth0 0.67 0.50 0.28 0.21 0.00 0.00 0.00 0.00 01:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:24:01 eth0 0.80 0.33 0.31 0.20 0.00 0.00 0.00 0.00 01:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 01:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:26:01 eth0 0.35 0.30 0.17 0.08 0.00 0.00 0.00 0.00 01:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:27:01 eth0 7.59 4.58 7.89 2.62 0.00 0.00 0.00 0.00 01:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 76.06 45.71 155.77 16.86 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 1.06 0.81 0.15 2.61 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) 09/21/20 _x86_64_ (4 CPU) 01:19:36 LINUX RESTART (4 CPU) 01:20:01 CPU %user %nice %system %iowait %steal %idle 01:21:01 all 13.19 0.00 7.15 7.64 0.12 71.90 01:21:01 0 12.56 0.00 7.88 8.80 0.10 70.66 01:21:01 1 13.46 0.00 5.87 7.54 0.14 73.00 01:21:01 2 13.26 0.00 7.68 8.28 0.10 70.68 01:21:01 3 13.46 0.00 7.18 5.94 0.15 73.26 01:22:01 all 0.10 0.00 0.05 0.00 0.00 99.85 01:22:01 0 0.07 0.00 0.05 0.00 0.00 99.88 01:22:01 1 0.07 0.00 0.03 0.00 0.00 99.90 01:22:01 2 0.05 0.00 0.05 0.00 0.02 99.88 01:22:01 3 0.22 0.00 0.05 0.00 0.00 99.73 01:23:01 all 0.17 0.00 0.05 0.00 0.00 99.79 01:23:01 0 0.05 0.00 0.07 0.00 0.00 99.88 01:23:01 1 0.13 0.00 0.05 0.00 0.00 99.82 01:23:01 2 0.08 0.00 0.03 0.00 0.00 99.88 01:23:01 3 0.40 0.00 0.03 0.00 0.00 99.57 01:24:01 all 0.16 0.00 0.02 0.00 0.00 99.81 01:24:01 0 0.08 0.00 0.03 0.00 0.02 99.87 01:24:01 1 0.52 0.00 0.02 0.00 0.00 99.47 01:24:01 2 0.02 0.00 0.03 0.00 0.00 99.95 01:24:01 3 0.03 0.00 0.02 0.00 0.00 99.95 01:25:01 all 0.15 0.00 0.04 0.00 0.00 99.80 01:25:01 0 0.02 0.00 0.02 0.00 0.00 99.97 01:25:01 1 0.53 0.00 0.08 0.00 0.00 99.38 01:25:01 2 0.03 0.00 0.03 0.00 0.00 99.93 01:25:01 3 0.03 0.00 0.03 0.00 0.00 99.93 01:26:01 all 0.15 0.00 0.05 0.00 0.00 99.80 01:26:01 0 0.02 0.00 0.03 0.00 0.00 99.95 01:26:01 1 0.50 0.00 0.08 0.00 0.00 99.42 01:26:01 2 0.03 0.00 0.03 0.00 0.02 99.92 01:26:01 3 0.03 0.00 0.03 0.00 0.00 99.93 01:27:01 all 0.69 0.00 0.30 0.88 0.00 98.14 01:27:01 0 0.78 0.00 0.32 0.88 0.00 98.02 01:27:01 1 0.77 0.00 0.28 0.10 0.00 98.85 01:27:01 2 0.70 0.00 0.32 1.89 0.00 97.10 01:27:01 3 0.50 0.00 0.28 0.63 0.00 98.58 Average: all 2.05 0.00 1.08 1.20 0.02 95.65 Average: 0 1.91 0.00 1.18 1.36 0.02 95.53 Average: 1 2.25 0.00 0.90 1.07 0.02 95.75 Average: 2 1.99 0.00 1.15 1.43 0.02 95.40 Average: 3 2.06 0.00 1.07 0.92 0.02 95.92