---> uname -a: Linux f8de235ce264 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 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-rest-go_PR-40 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/dgexfoundry_device-rest-go_PR-40@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 666 130 0 1040 1064 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) 09/17/20 _x86_64_ (4 CPU) 09:11:43 LINUX RESTART (4 CPU) 09:13:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:14:01 3.23 0.00 3.23 0.00 0.00 102.01 0.00 09:15:01 0.37 0.00 0.37 0.00 0.00 5.28 0.00 09:16:01 0.27 0.00 0.27 0.00 0.00 3.88 0.00 09:17:01 0.25 0.00 0.25 0.00 0.00 3.50 0.00 09:18:01 0.33 0.00 0.33 0.00 0.00 5.20 0.00 09:19:01 67.06 48.46 18.60 0.00 5461.05 3970.24 0.00 Average: 11.92 8.08 3.84 0.00 910.23 681.73 0.00 09:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:14:01 145564 0 585632 31.12 2620 1147740 1107896 37.81 460576 1116004 16 09:15:01 145092 0 586100 31.15 2620 1147744 1093504 37.32 466260 1110876 8 09:16:01 145404 0 585780 31.13 2620 1147752 1093528 37.32 466560 1110876 12 09:17:01 143284 0 587900 31.25 2620 1147752 1093528 37.32 468696 1110548 8 09:18:01 143284 0 587896 31.25 2620 1147756 1093708 37.33 468948 1110548 16 09:19:01 100536 0 665532 35.37 2620 1112868 1290556 44.04 474248 1106020 49404 Average: 137194 0 599807 31.88 2620 1141935 1128787 38.52 467548 1110812 8244 09:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:14:01 eth0 1.68 0.50 0.38 0.23 0.00 0.00 0.00 0.00 09:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:15:01 eth0 1.48 0.30 0.36 0.20 0.00 0.00 0.00 0.00 09:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:16:01 eth0 2.07 0.60 0.61 0.40 0.00 0.00 0.00 0.00 09:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:17:01 eth0 3.61 0.57 0.80 0.37 0.00 0.00 0.00 0.00 09:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:18:01 eth0 3.35 1.07 1.34 0.85 0.00 0.00 0.00 0.00 09:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:19:01 eth0 88.11 74.30 741.43 11.02 0.00 0.00 0.00 0.00 09:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 16.72 12.89 124.16 2.18 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 0.00 0.00 0.00 0.00 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) 09/17/20 _x86_64_ (4 CPU) 09:11:43 LINUX RESTART (4 CPU) 09:13:01 CPU %user %nice %system %iowait %steal %idle 09:14:01 all 0.18 0.00 0.06 0.00 0.00 99.76 09:14:01 0 0.03 0.00 0.03 0.00 0.00 99.93 09:14:01 1 0.07 0.00 0.10 0.00 0.00 99.83 09:14:01 2 0.58 0.00 0.05 0.00 0.00 99.37 09:14:01 3 0.05 0.00 0.05 0.00 0.00 99.90 09:15:01 all 0.15 0.00 0.04 0.00 0.00 99.80 09:15:01 0 0.03 0.00 0.03 0.00 0.00 99.93 09:15:01 1 0.02 0.00 0.05 0.00 0.00 99.93 09:15:01 2 0.52 0.00 0.07 0.00 0.00 99.42 09:15:01 3 0.05 0.00 0.02 0.00 0.00 99.93 09:16:01 all 0.18 0.00 0.04 0.00 0.00 99.78 09:16:01 0 0.02 0.00 0.03 0.00 0.00 99.95 09:16:01 1 0.07 0.00 0.07 0.00 0.00 99.87 09:16:01 2 0.55 0.00 0.03 0.00 0.00 99.42 09:16:01 3 0.08 0.00 0.02 0.00 0.00 99.90 09:17:01 all 0.16 0.00 0.04 0.00 0.00 99.80 09:17:01 0 0.03 0.00 0.02 0.00 0.00 99.95 09:17:01 1 0.07 0.00 0.08 0.00 0.00 99.85 09:17:01 2 0.53 0.00 0.03 0.00 0.00 99.43 09:17:01 3 0.02 0.00 0.03 0.00 0.00 99.95 09:18:01 all 0.18 0.00 0.03 0.00 0.00 99.79 09:18:01 0 0.03 0.00 0.02 0.00 0.00 99.95 09:18:01 1 0.05 0.00 0.03 0.00 0.00 99.92 09:18:01 2 0.57 0.00 0.05 0.00 0.00 99.38 09:18:01 3 0.07 0.00 0.03 0.00 0.00 99.90 09:19:01 all 2.92 0.00 1.82 1.00 0.01 94.25 09:19:01 0 2.48 0.00 1.66 0.50 0.00 95.37 09:19:01 1 2.37 0.00 1.81 0.12 0.00 95.70 09:19:01 2 2.97 0.00 1.59 1.02 0.02 94.40 09:19:01 3 3.85 0.00 2.22 2.38 0.02 91.54 Average: all 0.63 0.00 0.34 0.17 0.00 98.87 Average: 0 0.44 0.00 0.30 0.08 0.00 99.18 Average: 1 0.44 0.00 0.36 0.02 0.00 99.19 Average: 2 0.95 0.00 0.30 0.17 0.00 98.57 Average: 3 0.68 0.00 0.39 0.39 0.00 98.52