---> uname -a: Linux f13c816ee418 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: 2933.396 BogoMIPS: 5866.79 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% /w/workspace/dgexfoundry_device-sdk-go_PR-553@tmp /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-553 ---> free -m: total used free shared buff/cache available Mem: 1837 664 125 0 1047 1067 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) 09/07/20 _x86_64_ (4 CPU) 03:02:33 LINUX RESTART (4 CPU) 03:03:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:04:02 103.20 45.23 57.96 0.00 7616.58 10749.13 0.00 03:05:01 2.05 0.00 2.05 0.00 0.00 43.93 0.00 03:06:01 0.45 0.00 0.45 0.00 0.00 7.36 0.00 03:07:01 0.40 0.00 0.40 0.00 0.00 6.81 0.00 03:08:01 0.28 0.00 0.28 0.00 0.00 4.55 0.00 03:09:01 0.43 0.00 0.43 0.00 0.00 7.69 0.00 Average: 17.86 7.56 10.29 0.00 1273.74 1809.24 0.00 03:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:04:02 155104 0 587192 31.21 2620 1136640 1100216 37.55 413448 1152492 120 03:05:01 157484 0 584716 31.08 2620 1136736 1090064 37.20 413180 1150656 20 03:06:01 159544 0 582648 30.97 2620 1136744 1069684 36.51 413260 1149460 16 03:07:01 157052 0 585140 31.10 2620 1136744 1069708 36.51 415472 1149372 8 03:08:01 158652 0 583536 31.01 2620 1136748 1069504 36.50 419508 1144216 16 03:09:01 157872 0 584308 31.05 2620 1136756 1069588 36.50 421248 1142988 8 Average: 157618 0 584590 31.07 2620 1136728 1078127 36.79 416019 1148197 31 03:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:04:02 eth0 427.59 251.42 1072.14 109.74 0.00 0.00 0.00 0.00 03:04:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:04:02 docker0 5.59 3.93 0.86 17.97 0.00 0.00 0.00 0.00 03:05:01 eth0 3.83 2.29 2.64 0.31 0.00 0.00 0.00 0.00 03:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 eth0 1.05 0.50 0.34 0.24 0.00 0.00 0.00 0.00 03:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 eth0 0.50 0.30 0.27 0.20 0.00 0.00 0.00 0.00 03:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 0.00 03:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 eth0 0.22 0.17 0.08 0.07 0.00 0.00 0.00 0.00 03:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 72.45 42.60 179.85 18.49 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 0.94 0.66 0.14 3.01 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) 09/07/20 _x86_64_ (4 CPU) 03:02:33 LINUX RESTART (4 CPU) 03:03:01 CPU %user %nice %system %iowait %steal %idle 03:04:02 all 14.11 0.00 6.00 3.85 0.02 76.03 03:04:02 0 13.20 0.00 6.47 1.66 0.02 78.65 03:04:02 1 15.12 0.00 5.88 5.83 0.02 73.15 03:04:02 2 14.29 0.00 5.74 5.31 0.02 74.65 03:04:02 3 13.81 0.00 5.92 2.57 0.02 77.67 03:05:01 all 0.17 0.00 0.05 0.00 0.00 99.78 03:05:01 0 0.17 0.00 0.07 0.00 0.00 99.76 03:05:01 1 0.34 0.00 0.05 0.00 0.00 99.61 03:05:01 2 0.14 0.00 0.05 0.00 0.00 99.81 03:05:01 3 0.03 0.00 0.03 0.00 0.00 99.93 03:06:01 all 0.17 0.00 0.04 0.00 0.00 99.79 03:06:01 0 0.02 0.00 0.02 0.00 0.00 99.97 03:06:01 1 0.12 0.00 0.05 0.00 0.00 99.83 03:06:01 2 0.53 0.00 0.05 0.00 0.00 99.42 03:06:01 3 0.03 0.00 0.03 0.00 0.00 99.93 03:07:01 all 0.15 0.00 0.03 0.00 0.00 99.82 03:07:01 0 0.03 0.00 0.02 0.00 0.00 99.95 03:07:01 1 0.03 0.00 0.05 0.00 0.00 99.92 03:07:01 2 0.48 0.00 0.03 0.00 0.00 99.48 03:07:01 3 0.03 0.00 0.03 0.00 0.00 99.93 03:08:01 all 0.14 0.00 0.05 0.00 0.00 99.81 03:08:01 0 0.02 0.00 0.02 0.00 0.00 99.97 03:08:01 1 0.03 0.00 0.12 0.00 0.02 99.83 03:08:01 2 0.50 0.00 0.03 0.00 0.00 99.47 03:08:01 3 0.02 0.00 0.02 0.00 0.00 99.97 03:09:01 all 0.15 0.00 0.04 0.00 0.00 99.81 03:09:01 0 0.02 0.00 0.03 0.00 0.00 99.95 03:09:01 1 0.03 0.00 0.08 0.00 0.00 99.88 03:09:01 2 0.53 0.00 0.02 0.00 0.00 99.45 03:09:01 3 0.02 0.00 0.02 0.00 0.00 99.97 Average: all 2.47 0.00 1.03 0.64 0.00 95.85 Average: 0 2.23 0.00 1.10 0.28 0.00 96.39 Average: 1 2.61 0.00 1.04 0.97 0.01 95.38 Average: 2 2.74 0.00 0.98 0.88 0.00 95.39 Average: 3 2.31 0.00 1.00 0.43 0.00 96.25